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Senior Full Stack Engineer (Typescript) – Fleek AI

7 November 2025

About the Role

We’re seeking a Full Stack Engineer to join Fleek AI’s engineering team. You’ll help build our AI-first social platform where creators generate content with AI and fans can purchase creator tokens. This role demands excellence in TypeScript, modern tooling, and a commitment to type safety and code quality.

Key Responsibilities

  • Build mobile-first applications using React Native with NativeWind 4 for consistent cross-platform theming
  • Develop desktop applications using Tauri for native performance with web technologies
  • Architect type-safe APIs using Supabase and Cloudflare Workers for edge computing
  • Maintain 100% TypeScript coverage with strict type checking across the entire codebase
  • Implement comprehensive property-based testing using fast-check
  • Auto-generate Zod schemas for runtime validation at all API boundaries
  • Build reactive UIs with TanStack Query (Router 7) for optimal data fetching
  • Ensure 100% Biome 2.2.5 compliance for consistent code quality and formatting
  • Optimize build pipelines using Bun and maintain bun2nix compatibility
  • Design database schemas and real-time features using Supabase
  • Implement creator token mechanics and social engagement features

Required qualifications

  • 4+ years of professional software development experience
  • Expert-level TypeScript with deep understanding of type systems and inference
  • Strong experience with React Native and mobile-first development
  • Proficiency with Tailwind CSS and utility-first styling approaches
  • Experience with edge computing platforms (Cloudflare Workers preferred)
  • Solid understanding of property-based testing and runtime validation
  • Experience with modern build tools and bundlers
  • Strong knowledge of Git and CI/CD pipelines

Technical Stack

  • Languages: TypeScript (strict mode, 100% coverage required)
  • Frontend: React Native, NativeWind 4, TanStack Router 7, TanStack Query
  • Desktop: Tauri
  • Backend: Supabase, Cloudflare Workers (Edge)
  • Build Tools: Bun (exclusive), bun2nix
  • Validation: Zod (auto-generated schemas)
  • Testing: fast-check (property testing)
  • Code Quality: Biome 2.2.5 (100% compliance required)
  • Package Management: fxy package set
  • Styling: Tailwind CSS, NativeWind

What we Offer

  • Competitive salary and FLK token allocation
  • Opportunity to shape an AI-first social platform from the ground up
  • Work with cutting-edge AI technology
  • Remote-first culture with flexibility
  • Direct impact on product direction and technical architecture

We are an equal opportunity employer committed to diversity and inclusion in the workplace.

Employment Type
On-site

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