Prolific jobs

Data Science Manager, Supply Marketplace London or Remote within UK Data Science Manager London or Remote within UK Prolific Prolific is not just another player in the AI space-we are the architects of the human data infrastructure that's reshaping the landscape of AI development. In a world where foundational AI technologies are increasingly commoditized, it's the quality and diversity of human-generated data that truly differentiates products and models. The Role We're hiring a Data Science Manager, Supply Marketplace to lead this space. This is a high-impact leadership role at the heart of Prolific's marketplace. You will build and lead the team responsible for the science, models, and decision systems that shape participant marketplace health, from growth and activation to allocation, engagement, quality, and long-term retention. What you'll be doing You will define the strategy for Supply Data Science and lead the analytical and algorithmic foundations that help us understand and optimize participant supply at scale. You will work across participant acquisition, onboarding, liquidity, matching, quality, engagement, and retention, ensuring we can meet rapidly growing demand without degrading participant experience or data integrity. You will partner closely with Product, Engineering, Operations, and company leadership to translate complex marketplace problems into a clear roadmap of models, experiments, and decision systems. This includes leading algorithmic work such as matching, ranking, optimization, allocation, and other production-grade systems that improve marketplace efficiency while preserving trust, representation, and participant experience. What you'll bring This role is well suited to a strong technical lead who is ready

Strategic Projects Lead, Managed Services North America Strategic Projects Lead, Managed Services Prolific Prolific isn't just enabling AI innovation - we're redefining it. While foundational AI technologies are becoming commoditized, Prolific's human data infrastructure provides the high-quality, diverse data required to train the next generation of AI models. Through our platform, we empower researchers and companies to access a global, ethically curated participant base, ensuring cutting-edge AI research and training grounded in inclusivity and precision. The Role As we scale our Managed Services division, we're seeking a Strategic Projects Lead to scope, design, and deliver complex human data projects. You'll work directly with leading AI companies, researchers, and product teams to set up impactful, scalable pilots-from first client conversation to task material design, rater training, and operational execution. This is a high-ownership, cross-functional role ideal for a creative strategist and operational builder who thrives in ambiguity, loves solving complex problems, and wants to drive the future of how human data powers AI. What You'll Be Doing Own project scoping and feasibility: Engage with customers to understand their objectives, co-create study designs, assess viability, and propose clear success criteria. Lead project setup: Draft protocols, instructions, workflows, and platform configurations tailored to the client's use case. Design and operationalize rater pipelines: Develop scalable onboarding, training, QA, and performance tracking processes. Run pilots and iterate: Launch small-scale tests to evaluate feasibility, cost, quality, and throughput, then optimize for scale. Ensure delivery excellence: Project manage execution to timelines and budgets, providing customers with proactive

AI Training - Lawyers (EST) Remote *]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]" data-turn-id="7d8c6042-ac58-4acb-b90b-d08242002c4b" data-testid="conversation-turn-6" data-scroll-anchor="true" data-turn="assistant"> AI Trainer - Lawyers About Prolific Prolific is not just another player in the AI space - we are building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid study participants with a wide variety of experiences, knowledge, and skills. The role We're looking for AI Trainer - Lawyers to help train and evaluate cutting-edge AI models using real legal expertise. If you have the necessary experience, we'll send you a quick 10- to 15-minute test to assess your skills and suitability for AI tasks. If successful, you'll be invited to join Prolific as a participant, where you'll get paid to train and evaluate powerful AI models. Researchers looking for your skills tend to pay up to $150/hr per AI task completed . You must be prepared to complete paid tasks that require one hour of uninterrupted work , though many are shorter. What you'll bring AI Training task skills and verifiable professional experience as a qualified Lawyer (e.g., practicing solicitor/attorney, barrister, in-house counsel, paralegal with significant legal experience) A willingness to take our skills verification test to assess your suitability for our participant pool Strong attention to detail and the ability to concentrate on complex tasks for up to one hour at a time A reliable and fast internet connection and access to a computer A willingness to self-declare your earnings, as

People Experience Generalist London Prolific Prolific is not just another player in the AI space-we are the architects of the human data infrastructure that's reshaping the landscape of AI development. In a world where foundational AI technologies are increasingly commoditized, it's the quality and diversity of human-generated data that truly differentiates products and models. The Role We're seeking a People Experience Generalist to act as the heartbeat of the People function at Prolific, playing a central role in supporting and connecting our global team. As the primary point of contact for day-to-day People matters, you'll ensure that employees have a seamless, positive experience across all touchpoints. This position is ideal for someone with early-stage business partnering experience who is eager to grow their impact by working across multiple areas, including people operations, employee experience, and office coordination. You'll help drive key processes, support managers and employees alike, and contribute to building an inclusive, engaging, and well-organised workplace where people can do their best work. What you'll be doing? People Operations Maintain and update HRIS with accurate employee data Organise benefits administration Partner with the wider people team on all aspects of the employee lifecycle, including data pulls, action tracking, and program coordination Create dashboards and insights, translating people data into actionable insights and recommendations to share with the business Support execution of People lifecycle Programs, such as performance , probation and compensation reviews Roll out and adapt global People Experience programs. Provide country-specific onboarding information, including local policies, time off

Senior Security Engineer Remote, UK Senior Security Engineer Engineering Prolific Prolific is not just another player in the AI space - we are the architects of the human data infrastructure that's reshaping the landscape of AI development. In a world where foundational AI technologies are increasingly commoditized, it's the quality and diversity of human-generated data that truly differentiates products and models. The role Security at Prolific isn't an afterthought, it's foundational to how we build. As a company trusted by world-leading research institutions and AI labs to handle sensitive data at scale, the security of our application layer is critical. We handle participant data, researcher credentials, payment flows, and API integrations that demand rigorous protection at the code level. As a Senior Security Engineer, you'll be the technical authority on application security at Prolific. You'll work hands-on with our engineering teams to find and fix vulnerabilities in our codebase, perform security testing, build security tooling, and embed secure development practices into how we ship software. This isn't a governance or policy role, you'll be in the code, reviewing pull requests, threat modelling new features, and building the automation that keeps our platform secure as we scale. You'll report to the Head of Engineering/Platform and work cross-functionally with product engineering, platform, data, and TechOps teams. What you'll bring to the role Several years in application/product security and a background in software engineering Strong knowledge of OWASP Top 10 (Web & API) and modern attack paths (e.g. auth flaws, SSRF, injection, business

Fraud Analyst UK Remote Fraud Analyst UK Remote with some London Travel Prolific Prolific is not just another player in the AI space-we are the architects of the human data infrastructure that's reshaping the landscape of AI development. In a world where foundational AI technologies are increasingly commoditized, it's the quality and diversity of human-generated data that truly differentiates products and models. The role We are looking for a high-ownership Fraud Analyst to step into a pivotal role within Prolific's world class Integrity Team. This isn't just a support role; you are the "Human-in-the-Loop" who bridges the gap between our complex fraud models and the real-world experience of our researchers and participants. You'll be the source of truth for our "golden sets," the expert voice in our Slack channels, and the person who turns manual investigations into product improvements. We need someone who is data-curious, possesses an investigator's mindset, and is ready to take accountability for the quality of our participant pool. What you'll bring to the role This role is a hands on Fraud analyst role for a stand out candidate with strong critical thinking, AI- and data-literacy, and a huge amount of drive. Extreme Ownership: You're the type of person who sees a "huge hole" and immediately starts filling it. You don't wait for a ticket to tell you something is wrong; you dive in and find the root cause. The "Investigator" Mindset: You enjoy the "whodunnit" aspect of fraud. You can spot patterns, cross-reference multiple data points,

AI Training - Accountants (CAN) Remote AI Trainer - Accountant (Fully Qualified CPA) Location: Canada, remote Prolific is not just another player in the AI space-we are building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid study participants with a wide variety of experiences, knowledge, and skills. The opportunity We're looking for US participants to help train and evaluate cutting-edge AI models using real accounting expertise. If you're qualified CPA, we'll send you a quick 10- to 15-minute test to assess your skills and suitability for AI tasks. If successful, you'll be invited to join Prolific as a participant, where you'll get paid to train and evaluate powerful AI models. Researchers looking for your skills tend to pay up to $75/hr per AI task completed . You must be prepared to complete paid tasks that require one hour of uninterrupted work, though many are shorter. The skills you need V erifiable professional experience as a fully qualified Accountant (CPA) and skilled in financial reporting, audit, tax, and management accounting A willingness to take a skills verification test to assess your suitability for our participant pool Strong attention to detail and the ability to concentrate on complex tasks for up to one hour at a time A reliable and fast internet connection and access to a computer A willingness to self-declare your earnings, as our participants are self-employed A Paypal account to receive payment from

AI Training - Lawyers (UK) Remote *]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]" data-turn-id="7d8c6042-ac58-4acb-b90b-d08242002c4b" data-testid="conversation-turn-6" data-scroll-anchor="true" data-turn="assistant"> AI Trainer - Lawyers About Prolific Prolific is not just another player in the AI space - we are building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid study participants with a wide variety of experiences, knowledge, and skills. The role We're looking for AI Trainer - Lawyers to help train and evaluate cutting-edge AI models using real legal expertise. If you have the necessary experience, we'll send you a quick 10- to 15-minute test to assess your skills and suitability for AI tasks. If successful, you'll be invited to join Prolific as a participant, where you'll get paid to train and evaluate powerful AI models. Researchers looking for your skills tend to pay up to £10 0/hr per AI task completed . You must be prepared to complete paid tasks that require one hour of uninterrupted work , though many are shorter. What you'll bring AI Training task skills and verifiable professional experience as a qualified Lawyer (e.g., practicing solicitor/attorney, barrister, in-house counsel, paralegal with significant legal experience) A willingness to take our skills verification test to assess your suitability for our participant pool Strong attention to detail and the ability to concentrate on complex tasks for up to one hour at a time A reliable and fast internet connection and access to a computer A willingness to self-declare your earnings,

AI Training - Accountants (EST) Remote AI Trainer - Accountant (Fully Qualified CPA) Location: USA, remote Prolific is not just another player in the AI space-we are building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid study participants with a wide variety of experiences, knowledge, and skills. The opportunity We're looking for US participants to help train and evaluate cutting-edge AI models using real accounting expertise. If you're qualified CPA, we'll send you a quick 10- to 15-minute test to assess your skills and suitability for AI tasks. If successful, you'll be invited to join Prolific as a participant, where you'll get paid to train and evaluate powerful AI models. Researchers looking for your skills tend to pay up to $75/hr per AI task completed . You must be prepared to complete paid tasks that require one hour of uninterrupted work, though many are shorter. The skills you need V erifiable professional experience as a fully qualified Accountant (CPA) and skilled in financial reporting, audit, tax, and management accounting A willingness to take a skills verification test to assess your suitability for our participant pool Strong attention to detail and the ability to concentrate on complex tasks for up to one hour at a time A reliable and fast internet connection and access to a computer A willingness to self-declare your earnings, as our participants are self-employed A Paypal account to receive payment from

Engineering Manager Remote, UK Engineering Manager (Frontend Focus) Engineering Prolific Prolific is not just another player in the AI space - we are the architects of the human data infrastructure that's reshaping the landscape of AI development. In a world where foundational AI technologies are increasingly commoditized, it's the quality and diversity of human-generated data that truly differentiates products and models. The role At Prolific, our product development group is a powerhouse of Engineering, Product, Data, Design, and Research - all working in lockstep. You'll thrive in cross-functional teams, each with a clear mission and the freedom to self-organize and innovate towards the best possible outcomes. We're passionate about moving fast and continuously improving, and we champion strong engineering principles and a culture of strong ownership. As an Engineering Manager, you won't just manage; you'll inspire, empower, and elevate. You'll cultivate high-performing engineers and champion good engineering practices. Working hand-in-hand with your Product Manager, you'll ensure your team is not just set up for success, but poised to deliver exceptional customer impact. This is a hands-on technical leadership role where your expertise will directly impact the technical excellence of your teams' work. You'll be instrumental in driving technical decision-making and collaboratively building scalable, resilient, and maintainable systems that power the future of AI. What you'll bring to the role Experience in engineering management or equivalent coaching, mentoring and leadership experience as an individual contributor A demonstrable track record of building products and leading complex initiatives and designing systems Exceptional problem-solving

AI Trainer - Industrial Engineers (Remote) Remote AI Trainer - Industrial Engineers About Prolific Prolific is not just another player in the AI space - we are building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid study participants with a wide variety of experiences, knowledge, and skills. The role We're looking for Industrial Engineers to help train and evaluate cutting-edge AI models. If you have the necessary experience, we'll send you a quick test to assess your skills and suitability for AI tasks. If successful, you'll be invited to join Prolific as a Domain Expert participant, where you'll get paid to train and evaluate powerful AI models. Researchers looking for your skills tend to pay $40-$75p/h per AI task completed. You must be prepared to complete paid tasks that require one hour of uninterrupted work, though many are shorter. What you'll bring Verified status as a Industrial engineer (e.g., by providing a professional profile that shows both educational and professional experience) Recent clinical experience and comfort evaluating clinical reasoning and decision-making Willingness to complete a short skills/eligibility screener to join our Domain Expert pool Strong attention to detail and the ability to focus on complex tasks for up to one hour A reliable, fast internet connection and access to a computer Willingness to self-declare earnings (participants are self-employed) A PayPal account to receive payments from our clients What you'll be doing in the role

AI Training - Lawyers (CAN) Remote *]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]" data-turn-id="7d8c6042-ac58-4acb-b90b-d08242002c4b" data-testid="conversation-turn-6" data-scroll-anchor="true" data-turn="assistant"> AI Trainer - Lawyers About Prolific Prolific is not just another player in the AI space - we are building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid study participants with a wide variety of experiences, knowledge, and skills. The role We're looking for AI Trainer - Lawyers to help train and evaluate cutting-edge AI models using real legal expertise. If you have the necessary experience, we'll send you a quick 10- to 15-minute test to assess your skills and suitability for AI tasks. If successful, you'll be invited to join Prolific as a participant, where you'll get paid to train and evaluate powerful AI models. Researchers looking for your skills tend to pay up to $150/hr per AI task completed . You must be prepared to complete paid tasks that require one hour of uninterrupted work , though many are shorter. What you'll bring AI Training task skills and verifiable professional experience as a qualified Lawyer (e.g., practicing solicitor/attorney, barrister, in-house counsel, paralegal with significant legal experience) A willingness to take our skills verification test to assess your suitability for our participant pool Strong attention to detail and the ability to concentrate on complex tasks for up to one hour at a time A reliable and fast internet connection and access to a computer A willingness to self-declare your earnings, as

AI Trainer - Arabic Fluency (Egypt) Remote AI Trainer - Arabic Fluency (Egypt) About Prolific Prolific is not just another player in the AI space - we are building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid study participants with a wide variety of experiences, knowledge, and skills. The role We are seeking fluent Arabic (Egypt) speakers to participate in a high-impact AI training initiative. Unlike standard data entry, this role focuses on live human-to-human connection . You'll be paired with another participant to engage in natural, flowing conversations, which will help train the next generation of conversational AI. This is a short-term "sprint" project with high availability requirements. Researchers looking for your skills tend to pay $30/hr per AI task completed. You must be prepared to complete paid tasks that require one hour of uninterrupted work, though many are shorter. What you'll bring Native/ Advanced fluency: Verifiable experience and birth-country for the Egypt region. Technical readiness: A willingness to complete a paid TestGorilla language assessment and a dialect verification check. Availability: Ability to commit to 30-60 minute blocks of uninterrupted conversation during the 3-week project window. Tool: A reliable internet connection, a quiet environment for calls, and a PayPal account for payment. What you'll be doing in the role Live pairings: You will be matched with another participant for 1-on-1 verbal or text-based exchanges. Dialect authenticity: Use your natural Egyptian Arabic dialect to

Senior Cloud Platform Engineer Remote, UK Senior Cloud Platform Engineer Team: Platform Prolific Prolific is not just another player in the AI space - we are the architects of the human data infrastructure that's reshaping the landscape of AI development. In a world where foundational AI technologies are increasingly commoditised, it's the quality and diversity of human-generated data that truly differentiates products and models. The role Our Cloud Platform team empowers developers to build and deploy their applications swiftly, securely, and seamlessly. As a Senior Cloud Platform Engineer, you'll be deep in Prolific's technical foundation, ensuring our infrastructure remains scalable, reliable, and ready for growth. You'll implement automation strategies that reduce complexity, champion best practices, and serve as a trusted technical expert to teams across Prolific. What you'll bring to the role Extensive experience administering and optimising large-scale Kubernetes clusters Strong experience with Kubernetes tooling, such as Helm and kustomize Strong experience with GitOps tooling and methodologies, such as ArgoCD Proven experience with Google Cloud Platform services and architecture Strong knowledge in GKE and Kubernetes, including maintenance and optimisation of production clusters Strong experience with Terraform for infrastructure provisioning and automation Solid programming skills in Python and/or TypeScript Experience creating developer-focused documentation and self-service solutions that enable teams to easily self-serve Strong customer empathy, with a focus on supporting the needs of internal teams (our Prolificos) What you'll be doing in the role Manage and optimise our Kubernetes clusters in GKE through Terraform Support our compliance with SOC2, ISO-27001, and

AI Training - Lawyers (PST) Remote *]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]" data-turn-id="7d8c6042-ac58-4acb-b90b-d08242002c4b" data-testid="conversation-turn-6" data-scroll-anchor="true" data-turn="assistant"> AI Trainer - Lawyers About Prolific Prolific is not just another player in the AI space - we are building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid study participants with a wide variety of experiences, knowledge, and skills. The role We're looking for AI Trainer - Lawyers to help train and evaluate cutting-edge AI models using real legal expertise. If you have the necessary experience, we'll send you a quick 10- to 15-minute test to assess your skills and suitability for AI tasks. If successful, you'll be invited to join Prolific as a participant, where you'll get paid to train and evaluate powerful AI models. Researchers looking for your skills tend to pay up to $150/hr per AI task completed . You must be prepared to complete paid tasks that require one hour of uninterrupted work , though many are shorter. What you'll bring AI Training task skills and verifiable professional experience as a qualified Lawyer (e.g., practicing solicitor/attorney, barrister, in-house counsel, paralegal with significant legal experience) A willingness to take our skills verification test to assess your suitability for our participant pool Strong attention to detail and the ability to concentrate on complex tasks for up to one hour at a time A reliable and fast internet connection and access to a computer A willingness to self-declare your earnings, as

VP of Marketing New York VP of Marketing Prolific Prolific is not just another player in the AI space - we are the architects of the human data infrastructure that's reshaping the landscape of AI development. In a world where foundational AI technologies are increasingly commoditized, it's the quality and diversity of human-generated data that truly differentiates products and models. The role This is a rare opportunity to shape a category-defining marketing engine for a platform at the forefront of AI. You'll lead how Prolific is positioned and adopted by frontier AI labs and enterprise customers, while continuing to scale our research business and global participant ecosystem. At a pivotal stage of growth, this is a hands-on leadership role. You'll define and execute a clear, commercially-driven marketing strategy that strengthens our enterprise B2B motion, sharpens our market positioning, and drives pipeline and revenue. You'll build, evolve, and lead a globally distributed team across the full breadth of marketing, including enterprise B2B (core focus), product marketing, brand, growth, and marketing operations- alongside B2C growth for our participant ecosystem. This role requires a balance of strategic thinking and execution: someone who can operate at a high level while also rolling up their sleeves to build, test, and scale what works. What you'll be doing in the role Set and execute an integrated marketing strategy aligned to company goals, with a strong focus on enterprise B2B growth Build, restructure, and scale the marketing organisation, including team design and operating model Establish rigorous performance

AI Trainer - Advanced Dutch Fluency - Remote/Rotterdam Remote AI Trainer - Advanced Dutch Fluency About Prolific Prolific is not just another player in the AI space - we are building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid study participants with a wide variety of experiences, knowledge, and skills. The role We are seeking fluent Dutch (Netherlands) speakers to participate in a high-impact AI training initiative. Unlike standard data entry, this role focuses on live human-to-human connection . You'll be paired with another participant to engage in natural, flowing conversations, which will help train the next generation of conversational AI. This is a short-term "sprint" project with high availability requirements. What you'll bring Collaborative learning: Help the AI understand the nuances, slang, and cultural context of Dutch from the Netherlands, through real-world interaction. Technical readiness: A willingness to complete a paid TestGorilla language assessment and a dialect verification check. Availability: Ability to commit to 30-60 minute blocks of uninterrupted conversation during the 3-week project window. A reliable and fast internet connection and access to a computer A willingness to self-declare your earnings, as our participants are self-employed A Paypal account to receive payment from our clients What you'll be doing in the role Live pairings: You will be matched with another participant for 1-on-1 verbal or text-based exchanges. Dialect authenticity: Use your natural Dutch from Netherlands dialect to discuss various topics provided by

AI Training - Accountants (UK) Remote AI Trainer - Accountant (Fully Qualified CIMA, ACCA) Location: UK, remote Prolific is not just another player in the AI space-we are building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid study participants with a wide variety of experiences, knowledge, and skills. The opportunity We're looking for US participants to help train and evaluate cutting-edge AI models using real accounting expertise. If you're qualified CIMA ACCA, we'll send you a quick 10- to 15-minute test to assess your skills and suitability for AI tasks. If successful, you'll be invited to join Prolific as a participant, where you'll get paid to train and evaluate powerful AI models. Researchers looking for your skills tend to pay up to £60/hr per AI task completed . You must be prepared to complete paid tasks that require one hour of uninterrupted work, though many are shorter. The skills you need V erifiable professional experience as a fully qualified Accountant (CIMA/ACCA) and skilled in financial reporting, audit, tax, and management accounting A willingness to take a skills verification test to assess your suitability for our participant pool Strong attention to detail and the ability to concentrate on complex tasks for up to one hour at a time A reliable and fast internet connection and access to a computer A willingness to self-declare your earnings, as our participants are self-employed A Paypal account to receive

AI Trainer – Visual & Graphic Design Expert Remote AI Training Experts About Prolific Prolific is not just another player in the AI space - we are building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid study participants with a wide variety of experiences, knowledge, and skills. The role We are seeking Professional Graphic and Visual Designers to act as Domain Experts for a high-level AI evaluation project for $30p/h. AI models are evolving beyond simple image generation and now tackle complex design tasks such as layout, typography, and information density. We need experts who can see beyond "pretty pictures" to judge the professional utility, readability, and structural integrity of design outputs. This is a flexible, ad hoc project where your professional eye directly influences how AI understands design principles. What you'll bring Professional design credentials: You must have a formal education in Graphic/Visual Design plus at least 1 year of professional experience OR 5+ years of high-level experience working with professional clients. Technical literacy: You must be familiar with the industry-standard stack (Figma, Adobe Photoshop, Adobe Illustrator). While you won't be designing these tools for this task, you must be comfortable with the concepts and terminology associated with them. A critical eye: You can distinguish between "consumer-grade" and "enterprise-ready" content, ensuring outputs are professional and highly readable. Portfolio: A valid link to your portfolio or work samples is required during the screening process.

AI Trainer - Advanced Dutch Fluency Remote AI Trainer - Advanced Dutch Fluency About Prolific Prolific is not just another player in the AI space - we are building the biggest pool of quality human data in the world. Over 35,000 AI developers, researchers, and organizations use Prolific to gather data from paid study participants with a wide variety of experiences, knowledge, and skills. The role We are seeking fluent Dutch (Netherlands) speakers to participate in a high-impact AI training initiative. Unlike standard data entry, this role focuses on live human-to-human connection . You'll be paired with another participant to engage in natural, flowing conversations, which will help train the next generation of conversational AI. This is a short-term "sprint" project with high availability requirements. What you'll bring Collaborative learning: Help the AI understand the nuances, slang, and cultural context of Dutch from the Netherlands, through real-world interaction. Technical readiness: A willingness to complete a paid TestGorilla language assessment and a dialect verification check. Availability: Ability to commit to 30-60 minute blocks of uninterrupted conversation during the 3-week project window. A reliable and fast internet connection and access to a computer A willingness to self-declare your earnings, as our participants are self-employed A Paypal account to receive payment from our clients What you'll be doing in the role Live pairings: You will be matched with another participant for 1-on-1 verbal or text-based exchanges. Dialect authenticity: Use your natural Dutch from Netherlands dialect to discuss various topics provided by the researcher.

Strategic Account Executive (Remote) Seattle Strategic Account Executive Team: Strategic Accounts [Salary + OTE + Share Options] Prolific is not just another player in the AI space - we are the architects of the human data infrastructure that is reshaping the landscape of AI development. In a world where foundational AI technologies are increasingly commoditized, it's the quality and diversity of human-generated data that truly differentiates products and models. Our Sales and Success team works with many of the world's leading AI innovators on one of their highest priority initiatives. The role Prolific's Strategic team works with frontier labs around the world, landing new projects and use cases with research AI / ML research teams while expanding our footprint of solutions and services across those organizations. As a Strategic Account Executive, you'll be at the forefront of driving customer growth, executive sponsorship, and value delivery for the companies making headlined every day. This role is focused on prospects and customers in the West. What you'll bring to the role Consistent Track record of managing highly complex technical sales cycles with 7-figure and 8-figure outcomes 10+ years of experience in full-cycle strategic B2B technology sales A strong understanding of how large organizations buy-especially within AI Research, Product, and Technical Program Management functions Curiosity and fluency around AI/ML trends, including RLHF, user-in-the-loop evaluation, and human-centered product design Experience running multi-threaded deals with complex stakeholder groups (e.g. product leaders, research ops, legal/procurement, and technical buyers) Strong discovery, qualification, and collaboration skills-grounded in value-based

Lead Software Engineer Remote, UK Lead Software Engineer Team: Engineering Prolific Prolific is not just another player in the AI space - we are the architects of the human data infrastructure that's reshaping the landscape of AI development. In a world where foundational AI technologies are increasingly commoditized, it's the quality and diversity of human-generated data that truly differentiates products and models. The role As a Technical Lead within the Enterprise Experience Team, you will play a pivotal role in driving technical excellence across one of our product development teams. You will lead the technical direction of projects, ensuring the delivery of scalable, secure, and high-quality solutions, while providing guidance, mentorship, and support to engineers across the team. The role may also include line management responsibilities for less experienced team members. We are looking for candidates with strong experience designing and delivering authentication and authorisation systems, including organisation and permission management within multi-tenant and multi-user architectures. Hands-on experience with identity and access management platforms such as Auth0 and Okta is highly desirable. What you'll bring to the role Lead Technical Projects : Oversee the design and implementation of key projects, delivering innovative solutions that align with business goals and customer needs. Collaborate with Stakeholders : Work closely with Product Managers and other stakeholders to define project scope, timelines, and resources, providing expert technical guidance. Drive Engineering Excellence : Create high-quality, efficient code, uphold coding standards through code reviews and contribute to strategic initiatives and standards through the Technical Authority Group.

Solutions Engineer Hybrid SanFrancisco, or remote outside of SF Solutions Engineer Prolific is not just another player in the AI space-we are the architects of the human data infrastructure reshaping AI development. In a world where foundational AI technologies are increasingly commoditized, it's the quality and diversity of human-generated data that truly differentiates products and models. Our Sales and Success team works with most of the world's leading frontier AI model creators and enterprise organizations on one of their highest priority initiatives: building better, more aligned AI through the power of human feedback. The Role As a Solutions Engineer you will be a trusted advisor and strategic partner across the pre-sales customer journey-from initial discovery through to Closed Won. You will work alongside frontier AI labs and enterprise customers, ensuring they understand and believe in the value of Prolific's human data offerings, and you will be the driving force behind building the trust and momentum needed to win their business. This role sits at the intersection of sales and technology-owning solution scoping, proposal design, and AE partnership from first discovery through Closed Won, where you will hand off cleanly to our Services and Client Delivery teams. We are seeking a candidate who excels in customer-facing, consultative engagements and thrives in a fast-moving environment. The ideal candidate will be committed to continuous learning, capable of innovative thinking, and skilled at collaborative problem-solving. This is a hybrid/remote position that requires travel for both team meetings and customer engagements. While we are primarily

Senior Full Stack Engineer - WhoSampled London Every great song has a story behind it: a sample flipped into something new, a melody borrowed and reborn, a classic reinterpreted for a new generation. WhoSampled is where those stories live. WhoSampled is the world's leading database of music samples, interpolations, cover songs, and remixes. Built over more than a decade by a passionate community of over 40,000 contributors, and verified by a dedicated team of moderators, it's become the definitive archive of music's creative lineage - visited by millions of fans each year. In late 2025, WhoSampled joined Spotify, powering SongDNA: a new experience that lets listeners explore the samples, covers, and interpolations woven into the music they love. We're a small team with an outsized impact, and we're growing. As a Senior Fullstack Engineer, you'll be one of the first engineering hires into this team - a genuine opportunity to shape how WhoSampled evolves as a standalone product and as a foundational layer within Spotify's ecosystem. As a small team, our work spans across the stack: you'll work as much on data pipelines and backend APIs as you will on our web app. The ideal candidate is a generalist at heart - someone who's equally at home writing a Django view, tuning a PostgreSQL query, or shipping a UI improvement, and someone who gets results without waiting for someone else to own adjacent layers. Every great song has a story behind it: a sample flipped into something new, a melody