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A profitable, YC-backed workforce technology company is modernizing the way enterprise businesses manage their contract and contingent workforce. Their platform handles sourcing, employer-of-record employment, time and attendance, cost center allocation, and workforce management at scale — replacing a legacy industry built on manual processes and spreadsheets with real software.
Job Responsibility
Own large product features end-to-end, from shaping the approach through delivery
Break down ambiguous problem statements into clear technical changes
Collaborate with product managers to clarify requirements and push back on scope when warranted
Review PRs with an eye toward maintainability, not just correctness
Write and maintain automated tests as a first-class responsibility
Improve legacy areas of the codebase incrementally and pragmatically
Use AI coding tools daily to increase throughput while remaining fully accountable for what you ship
Help the broader engineering team develop stronger AI-assisted development practices
Requirements
3+ years of professional software engineering experience
Strong full-stack fundamentals with meaningful back-end experience
Active, demonstrated use of AI coding tools (Claude Code, Cursor, GitHub Copilot) in a professional setting — not familiarity, actual fluency
Track record of owning features end-to-end, not just clearing a queue
Strong automated testing discipline
Clear, proactive communication with product managers and cross-functional stakeholders
US-based, authorized to work without sponsorship, and able to work Eastern timezone core hours
Nice to have
Ruby on Rails experience
Experience with Stimulus and Turbo
Background in early-stage, entrepreneurial, or startup environments
Strong E2E testing practices
ERP-style or complex domain modeling experience
Domain experience in staffing, HR tech, or marketplace platforms
New York area (optional in-office day available at Flatiron HQ)