Senior Backend Engineer

Benefits

Parental leave

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Non-birth-parent leave

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Family-building benefits

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Mental health support

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Relocation assistance

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Market context

U.S. role benchmark (BLS OEWS)

$116,543 U.S. median for this role

Projected growth (BLS Employment Projections)

+9.8% - Much faster than average

Matched to SOC 15-1252 - Software Engineering aggregate by role bucket.

Source: U.S. Bureau of Labor Statistics, OEWS, May 2024 and Employment Projections, 2024-2034.

Role

Role function

Engineering From the posting source checked Jun 20, 2026

Seniority

Senior From the posting source checked Jun 20, 2026

Schedule

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Weekend work

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Application

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Assessment

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Deadline

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Where they hire

State eligibility is not yet verified.

About this role

Senior Backend Engineer San Francisco ABOUT THE ROLE Hiring a senior backend engineer to join our team and focus on system architecture our most popular products. THINGS YOU'LL BE WORKING ON Architecting and implementing backend systems in Typescript/Node is the core of what you'll be doing. Real examples include - - Designing and building an ingestion pipeline for our analytics/insights products (> 99.99% uptime on Kafka, Clickhouse, Redis) - Spiking on our CI/CD to improve stability - Build out durable/distributed cart/hosting for our ecommerce product - Deploying a multi-tenant NextJS app for shops in Cloudflare - Mentoring junior engineers on best-practices LOOKING FOR SOMEONE WHO - Can be in office 3-4 days/week in San Francisco - Has deep knowledge in distributed systems and SOA - load balancers, databases, queuing, caching, HTTP, APIs, high-availability, fault tolerance, redundancy, at-least-two-of-everything - Down to do full-stack work (including frontend even if it's not your main role) - Is ALWAYS SHIPPING. We don't spend weeks planning features at Replo - Has 4+ years of professional experience with production distributed systems, service oriented architecture - Proficient in Typescript. If you have experience writing these systems in Python/Go/Java that's cool too, as long as you're willing to learn Typescript/Node - the learning curve on writing TS isn't that high for high-caliber engineers. Experience or working knowledge of React is great too, but we can teach you that if we need to - Has a product and customer-focused mindset - Has experience being burned by deployment and maintenance

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