Nilavan Raj — Full Stack Developer

Full Stack Developer & Engineer

Building performant mobile & web apps.
Currently crafting products at Leaguex, Bengaluru.

400k+ Users Reached

4+ Years Exp.

10+ Tech Stacks

Turning ideas into
fast, scalable apps.

Experienced React Native & Full Stack developer with a passion for mobile app performance. Recognised for strong problem-solving skills and the ability to quickly adopt new technologies.

I've shipped products from 0 → 400k+ users, obsess over 60fps animations, and love diving deep into native bridges, state architecture, and real-time features.

Where I've
made impact.

Leaguex

📍 Bengaluru, Karnataka 🗓 Jun 2021 → Present

Full Stack Developer

Worked with a team of 5 to build an app with 400k+ users
Architected full-stack using diverse modern technologies
Reduced bug rate from 10% to under 1% in production
Built reusable React components & Redux state architecture
Built Group Chat (GraphQL Apollo) & Voice Chat (Agora)
Implemented 60fps animations with Skia canvas
Handled native Kotlin APIs via React Native Bridge
Integrated Payment, Login, and Camera native modules
Adopted ES6+ and ESLint to reduce production errors
Collaborated with designers on UI/UX decisions

Things I've
built & shipped.

001

📂

RN File Read & Write (Turbo Module)

A React Native JSI file library that runs 2× faster than conventional methods. Built with Turbo Modules for synchronous, concurrent file writing on Android & iOS.

JSI Turbo Module C++ React Native

View on GitHub →

002

⏱️

Custom Timer Notification

Fully customisable Android timer notification for React Native. Boosts user engagement and ships a foreground service for long-running background tasks. 100+ monthly npm downloads.

Kotlin React Native Android NPM

View on GitHub →

003

🎮

Ball Game (Android & iOS)

Cross-platform 2D React Native game built on Skia canvas at a silky 60fps. Dodge white boxes, collect green ones, with adaptive difficulty that scales per player level.

React Native Skia 60fps Game Dev iOS / Android

View on GitHub →

Academic
background.

Jun 2022 → Present

Full Stack Development

Upgrad — Bengaluru, Karnataka

Aug 2016 → Aug 2021

B.E. Mechanical Engineering

Visvesvaraya Technological University — Bengaluru, Karnataka

Full Stack Developer & Engineer

Turning ideas into
fast, scalable apps.

Where I've
made impact.

Leaguex

Things I've
built & shipped.

RN File Read & Write (Turbo Module)

Custom Timer Notification

Ball Game (Android & iOS)

Academic
background.

Full Stack Development

B.E. Mechanical Engineering

Let's
build
together.

Full Stack Developer & Engineer

Turning ideas intofast, scalable apps.

Where I'vemade impact.

Leaguex

Things I'vebuilt & shipped.

RN File Read & Write (Turbo Module)

Custom Timer Notification

Ball Game (Android & iOS)

Academicbackground.

Full Stack Development

B.E. Mechanical Engineering

Let's build together.

Turning ideas into
fast, scalable apps.

Where I've
made impact.

Things I've
built & shipped.

Academic
background.

Let's
build
together.