Available for opportunities

Vishal R

Backend Developer | Java | Spring Boot | Automation

I build and debug production backend systems at scale, and automate complex workflows with Python.

Built open-source tools used by 120K+ users, followed by 400+ developers on GitHub.

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What I Do

I don't just list technologies; here's what I actually build and maintain.

Backend API Development

Design and build production-grade REST APIs using Java and Spring Boot, spanning from schema design to deployment.

Legacy System Maintenance

Maintain and improve a 13-year-old retail order processing system serving 500+ IKEA stores globally.

Incident Management & Debugging

Diagnosed and resolved 50+ distinct production data issues across order, payment, and delivery systems using SQL.

Python Automation

Build automation tools and bots that run at scale, including a Telegram bot ecosystem serving 120,000+ users.

Security & Curiosity

I test applications for common vulnerabilities like SQL injection, XSS, and authentication flaws to understand how systems break, helping me build more resilient systems.