Available for new work

Gabriel Lozano.

Full Stack Developer

I build production systems at startups. I take ownership of features from database schema to deployed product. I ship working software and fix what breaks.

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Toolkit

The stack I build with

Technologies and tools I reach for to ship reliable, well-crafted products.

Frontend

React
Next.js
TypeScript

Backend

Node.js
PostgreSQL
GraphQL

Selected work

Projects I've shipped

A selection of products I've designed and engineered end to end.

rala.ai

Full Stack Developer

AI gaming coach for Valorant, League of Legends, and Marvel Rivals. Real-time strategy advice, voice commands, and post-match analysis for 100K+ players.

Built real-time game state integration with Overwolf SDK for live match context
Implemented voice command system for hands-free coaching during gameplay
Developed post-match analysis pipeline processing player stats and match replays

vs.cash

Full Stack Developer

Skill-based chess wagering platform. Players compete in real-money matches with winner-takes-pot mechanics.

Architected matchmaking system with ELO-based ranking and anti-cheat detection
Built payment integration with PayPal for deposits and withdrawals
Implemented real-time game state synchronization across distributed clients

streamrp.com

Full Stack Developer

Desktop overlay app that simulates a Twitch stream experience. Fake chat, emotes, clips, polls, and predictions for content creators.

Developed cross-platform desktop application with Electron
Built real-time chat simulation engine with configurable response patterns
Implemented overlay rendering system compatible with all games

How I work

Principles I build by

Simple systems are easier to debug, extend, and hand off.

Correct code matters more than clever code.

Performance is a feature, not an afterthought.

Constraints clarify decisions.

Ship it, then iterate.

Elsewhere

Find me online

The best ways to reach me and follow what I'm building.

GitHub