jsilesdev

About me

Full Stack and AI Engineer with 8 years of experience building production-grade web apps, mobile apps, voice AI systems, and LLM-powered products. Built the core AI engine of a voice transformation platform — custom transformer neural networks for voice-to-voice conversion across 1,400+ voice models, voice cloning, stem separation, and AI singing generation. Achieved 80% faster inference and 3× audio quality improvement. Contributed to the Lalals rebuild from WordPress to a modern Next.js and NestJS stack, growing to 3M+ users. Built an AI song creation platform from the ground up, reaching 20K users at launch. Also built voice AI systems using Google STT/TTS, Dialogflow CX, LLM integration, and GKE deployment. Work extensively with Claude, GPT-4, and Gemini Pro in production. Previously worked at Google and TechNexia Paris building enterprise applications at scale. I deliver clean, tested, production-ready code fast. Not prototypes. Azure Developer Associate certified. Harvard Online CS degree, GPA 3.7.