The Flex

Lead Full-Stack Engineer

The Flex

full-time

Posted on:

Location Type: Remote

Location: France

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Job Level

About the role

  • Own the Architecture
  • Lead by Building
  • Design API-First Platforms
  • Automate the Business
  • Integrate at Scale
  • Ship with Confidence
  • Solve the Hard Stuff
  • Raise the Bar

Requirements

  • Strong senior-level experience with Node.js, React, and AWS (serverless)
  • Proven ownership of system architecture and complex distributed systems
  • Deep experience designing and scaling API-first platforms
  • Experience with Python / FastAPI for automation or data services (bonus)
  • A history of building production-grade systems used at real scale
  • High standards for code quality, reliability, and performance
  • A builder’s mindset — you execute fast, think long-term, and enjoy responsibility
Benefits
  • Performance-Based Rewards
  • Remote-First
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
Node.jsReactAWSPythonFastAPIAPI-first platformssystem architecturedistributed systemscode qualityperformance
Soft Skills
leadershipownershipresponsibilitybuilder's mindsetproblem-solvingexecutionlong-term thinkinghigh standards