AI Product Engineer & Full-Stack Developer

Building AI, web, and mobile systems for product teams.

I’m Diomari Madulara, a senior full-stack engineer with 10+ years of experience shipping React, Next.js, TypeScript, Cloudflare, and mobile products.

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Tech stack

Frontend
  • React
  • Next.js
  • Astro
  • TanStack
  • TypeScript
  • JavaScript (ES6+)
  • Tailwind CSS
  • HTML5/CSS3
  • Zustand/Context API
Mobile
  • React Native
  • Expo
Backend, DB & APIs
  • Node.js
  • HonoJS
  • Drizzle ORM
  • GraphQL
  • REST
  • PostgreSQL
  • SQLite
  • Python/Django
  • Pandas
AI Inference
  • OpenAI
  • Anthropic
  • OpenRouter
  • Cloudflare AI Gateway
Infra
  • AWS
  • Cloudflare
  • Supabase
Workflow
  • Codex
  • Pi Agent
  • Git
  • Github Actions
  • Wrangler

Need a senior engineer who can own the build?

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