Selected Work
Products I've built, from zero-to-one startups to YC-backed fintech.
Core Stack
Technologies I ship production systems with.
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Go
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TypeScript
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React
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Next.js
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MongoDB
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Python
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OpenAI
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Anthropic
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AWS
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GCP
Cyril Joy Mangalan
AI Product Engineer. Building AI-powered fintech infrastructure.
Engineering
Product
AI
Startups
Full Stack Engineer
I build across backend, frontend, mobile, AI, infrastructure, and product. LLMs, Go, React, Flutter, Python — whatever ships.
Previous Founder
Built 2 companies from scratch — cove and ZIGG. Hired teams and shipped products from zero to one.
Strategic Thinker
I connect the dots between engineering, product, and business. Philosophy nerd — I think in systems.