Backend Engineer Authentication

Benefits

Parental leave

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Non-birth-parent leave

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Family-building benefits

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• Adoption assistance: Not verified
• Surrogacy assistance: Not verified

Mental health support

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Relocation assistance

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Childcare support

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Learning budget

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Verification

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Salary

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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

Mid From the posting source checked Jun 20, 2026

Schedule

Shift type

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Weekend work

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Application

Cover letter

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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

Backend Engineer Authentication São Paulo What You'll Do: This role sits on a team that owns both auth and ledger, so you'll occasionally pick up work across both areas. - Develop and maintain authentication systems used by both customers and internal services - Build and operate token issuance, validation, and rotation - Maintain HSM-backed key management and signing infrastructure - Improve the security of auth flows in a regulated financial environment - Build SDKs and tooling that other engineering teams use to integrate with auth - Communicate clearly with both technical and non-technical stakeholders Who You Are: - Has operated critical infrastructure on cloud providers like GCP or AWS, using tools such as Terraform - Has experience with cryptographic authentication systems - Has experience with authentication and authorization protocols (OAuth/OIDC, JWT, SAML) - Has experience with PCI compliant systems - Is proficient in Rust - Some knowledge of the Brazilian payments ecosystem is a plus - Experience with HSMs is a plus - Communicates clearly and effectively - Advanced English communication skills, primarily for internal communication with our diverse, multinational team Why Join CloudWalk? Work at one of the world's most innovative and fastest-growing fintechs; Collaborate with a diverse team of hackers, artists, and visionaries; Explore the power of AI to amplify your impact as an engineer; Build solutions that touch millions of lives every day. The Future We See: At CloudWalk, we envision a future where AI empowers every field to reach new heights: • People teams leveraging AI

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