Balaji Manikandan · Lead Mobile Engineer

Ten years. Millions of users.
Still shipping.

Software engineer turning Android, React Native and AI into products people rely on every day.

10M+

downloads on Google Play

Editor's Choice

award on Google Play

OpenAI

featured customer story ↗

Meta

bug bounty awardee

What I bring

Scale

Mobile at scale

Architecture, payments and releases for an app millions rely on every day.

AI

AI in production

GPT Vision, on-device LLMs and ML models in real users' hands.

Lead

Leading delivery

Mentoring engineers and turning business goals into shipped features.

Signature work

Snap — food recognition with GPT Vision

Point your camera at a plate, get instant nutrition. Built in direct collaboration with OpenAI.

Read the OpenAI story ↗

React Native, inside a live app

Led brownfield Expo adoption across Android and iOS — architecture, native bridges, rollout — without disrupting millions of users.

AI that works offline

On-device LLMs (Gemma) and local TensorFlow models running entirely on the phone — no network required.

Skills

The stack behind the work.

Kotlin Java Jetpack Compose MVVM React Native Expo Native Bridges Brownfield Adoption KMP Flutter SwiftUI
GPT Vision OpenAI Live Voice On-device LLMs Gemma TensorFlow Google ML Kit OCR GPT Chat with SSE LLaMA Stability AI Python
Retrofit Room DB ExoPlayer Mediapipe CI/CD Play Store Publishing Payments A/B Experiments Smart Scale CGM BLE Beacons Firebase

That's the short version

Roles, dates, every skill and the full professional record live in the resume. For everything else, my inbox is open.

Bengaluru, Karnataka · +91-9677330606 · prakashbala.b24@gmail.com