FRACTIONAL SENIOR FULL STACK ENGINEER (STABILIZATION / AI-GENERATED CODE) Location: Remote (LATAM & Eastern Europe) Type: Contract / Fractional (10–40 hrs/week) OVERVIEW We’re hiring a senior, hands-on engineer to support multiple early-stage products that need stabilization. Most projects were built quickly by non-technical founders using AI tools. As a result, codebases are often incomplete, inconsistent, or fragile. This role is focused on reviewing, fixing, and stabilizing existing systems not just building new features. WHAT YOU’LL DO * 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 WHAT WE’RE LOOKING FOR * 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 → stable product * Practical, solution-oriented mindset (not theoretical) * Strong communication and team collaboration * Comfortable in fast-moving, delivery-focused environments TECH STACK (FLEXIBLE) * Python (FastAPI, Django) - preferred * Node.js / TypeScript * React / Next.js * Firebase, Supabase, or similar * APIs & modern web architectures Flexibility > specialization ENGAGEMENT MODEL * Fractional, hourly * 10–40 hrs/week depending on project load * Initial engagements ~4 weeks * Ongoing work across multiple client projects