Senior Full Stack Engineer
building apps & games.
9+ years building enterprise-grade systems with Java, Spring Boot, React and Next.js. I design scalable microservices, high-volume payment platforms and clean frontends, and in my own time I ship apps and games end to end.
9+
Years of experience
12+
Microservices shipped
2
Apps
2
Games
My journey
9+ years of building at scale
From media advertising and platform engineering to cross-border payments, plus my own apps and games.
~4 years · Software Engineer
Enterprise media advertising platform
Worked on a platform that lets buyers and sellers purchase, manage and optimise traditional media campaigns.
- Built Java / Spring Boot services and interactive React UIs
- Designed REST APIs for media planning, campaign management and financial workflows
- Built a web-forms module for data capture, validation and workflow automation
- Improved financial control, auditability and reporting across media transactions
3 years · Product Development Engineer
Product Platform-as-a-Service
Helped build a platform that accelerates enterprise product development across the full lifecycle: definition, design, build, deploy and monitor.
- Built secure, scalable Spring Boot microservices and React frontends
- Built executive dashboards for real-time business metrics and project health
- Integrated CI/CD pipelines and DevSecOps practices
- Contributed to AIOps monitoring, release automation and value stream management
Now · Senior Software Engineer
High-scale cross-border payments
Own a payments platform handling 2M+ transactions a day across 50+ countries at 99.99% availability.
- Split a legacy monolith into 12+ microservices: 75% faster releases, 5× transaction scalability
- Built a real-time PostgreSQL ↔ Oracle sync layer so new and legacy systems could run side by side
- Own a transaction status handler processing 1M+ webhook events a day
- Lead FMEA sessions and define the modernisation roadmap with architects and stakeholders
Side projects
Shipping my own apps & games
Outside work I design and ship products end to end, across mobile, web, browser extensions and game engines.
- Ghoomyo: store booking platform on Android, iOS and web
- ScamMeTwice + ScamSafe: scam reports with in-Google warnings
- Rann: a 2.5D fighter with rollback netcode, built in Godot 4
- Poof: a 2–12 player phone-to-phone party game
Products
Things I've built
A mix of useful apps and playful games — each one designed, built and shipped end to end.
AppGhoomyo
Book local stores in your own language.
A booking and appointments platform that connects customers with local stores like tailors and salons, with a dashboard for store owners and an admin console.
AppScamMeTwice
Report scams. Check before you pay.
A community site for reporting and searching scams, plus the ScamSafe browser extension that flags reported businesses right inside Google Search and Maps.
GameRann
Mythology meets Bollywood in a 2.5D fighter.
An online 2.5D fighting game for Android, iOS and the browser with cross-play, rollback netcode and six characters drawn from Indian mythology and Bollywood.
GamePoof
Fling the bomb before the fuse runs out.
A 2–12 player party game where you fling a bomb off your phone's screen onto a friend's. The swipe direction decides who gets it, and the fuse is hidden.
Toolbox
Skills & tech stack
Backend
- Java
- Spring Boot
- Microservices
- REST APIs
- Hibernate / JPA
- Kafka
- Node.js
- Fastify
- Golang
Frontend & mobile
- React
- Next.js
- Angular
- TypeScript
- JavaScript
- Tailwind CSS
- React Native / Expo
Data
- PostgreSQL
- Oracle
- SQL
- Prisma
- ETL
Architecture
- Event-driven
- Design patterns
- SOLID
- Multithreading
- DSA
- FMEA
Game dev
- Godot 4
- GDScript
- Rollback netcode
- WebRTC / ENet
- WebSockets
DevOps & quality
- Docker
- Kubernetes
- CI/CD
- Git
- Vercel
- TDD
- JUnit / Mockito
- Vitest
Have an idea? Let's build it.
Open to freelance work, collaborations and full-time roles. Drop a message and I'll get back to you.
hello@raksash.dev