I help businesses build, fix, and improve backend systems using Java, Spring Boot, Node.js, PostgreSQL, MySQL, MongoDB, RabbitMQ, Docker, and Kubernetes. Ideal for bug fixes, integrations, performance issues, migrations, and production problems.

Backend Development & Bug Fixing

Java / Spring Boot Development

Node.js Backend Development

API Development & Integration

Production Issue Troubleshooting

Backend Performance Optimization

Database Optimization & Troubleshooting

Docker & Kubernetes Troubleshooting

Java / Spring Boot Upgrade & Migration

Backend Code Review