Full Stack Software Engineer (Vibe Coder)

## About Us Zer0paper OÜ builds technology products across developer tools and fintech. We are currently shipping a mobile-first escrow and verified logistics platform for e-commerce in Nigeria — secure payments, real-time delivery tracking, and dispute resolution backed by licensed financial infrastructure. ## The Role You will join an active codebase with backend services, integrations, and mobile app work already underway. Your job is to complete features, write tests, fix bugs, and ship a production-ready product. You will work primarily with Claude Code as your development tool — proficiency with AI-assisted development is essential, not optional. ## Responsibilities - Complete in-progress features across a Go backend and Flutter mobile application - Write and maintain tests — unit, integration, and end-to-end - Implement and refine payment flows, escrow logic, delivery tracking, and user verification features - Work with existing integrations — payment processors, SMS/notification services, GPS tracking - Debug, troubleshoot, and resolve issues across the full stack - Maintain code quality and security standards appropriate for a financial product ## Requirements - Working proficiency in Go and Flutter/Dart - Experience with Claude Code or strong demonstrated ability to ship production software using AI-assisted coding tools - Critical thinking — you can read existing code, understand intent, identify gaps, and make sound decisions - Familiarity with payment APIs, escrow flows, or fintech compliance is a plus - Comfortable working asynchronously with minimal supervision ## Compensation Short-term contract with instant equity activation upon delivery of shipped projects. You ship, you own.