Fractional Senior Full Stack Engineer - Stabilization / AI-Generated Code
New
Europe (Remote), Remote (LATAM & Eastern Europe)ContractSenior
Salary not disclosed
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Job Details
- Experience
- 5+ years
- Required Skills
- Node.jsPythonDjangoTypeScriptFastAPIFirebaseNext.jsReactRESTful APIs
Requirements
- 5+ years of full stack experience
- Strong experience working in messy / inherited codebases
- Comfortable operating without full documentation
- Proven ability to take products from MVP to stable product
- Practical, solution-oriented mindset
- Strong communication and team collaboration
- Comfortable in fast-moving, delivery-focused environments
- Experience with Python (FastAPI, Django) - preferred
- Experience with Node.js / TypeScript
- Experience with React / Next.js
- Experience with Firebase, Supabase, or similar
- Experience with APIs & modern web architectures
Responsibilities
- Review and assess existing codebases (often AI-generated or founder-built)
- Identify bugs, structural issues, and technical risks
- Refactor and stabilize applications for production use
- Improve performance, structure, and maintainability
- Fill gaps in core functionality (auth, payments, backend logic)
- Implement lightweight QA / testing where needed
- Collaborate with engineers, QA, and project leads
- Work across multiple projects as priorities shift
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