👋 Hi, I'm Vansh Gala

Java Backend Developer | Spring Boot | Microservices | PostgreSQL

I’m a Backend Developer specializing in Java and Spring Boot, with hands-on experience building and optimizing REST APIs, microservices, database-driven applications, and backend workflows.

I focus on writing clean, scalable, reliable, and production-ready backend systems, with a particular interest in API performance, database optimization, distributed systems, and microservice architecture.

🚀 About Me

• 💻 Backend Developer working primarily with Java & Spring Boot
• 🏗️ Experienced in designing and developing RESTful APIs and microservices
• 🗄️ Strong experience with PostgreSQL, MySQL, JPA & Hibernate
• ⚡ Interested in API and database performance optimization
• 🔄 Experience with distributed caching, Kafka integrations, and batch processing
• 🔐 Experience with Spring Security and JWT-based authentication
• 🐳 Familiar with Docker and container-based environments
• 🧪 Focused on unit testing, integration testing and production reliability
• 🔍 Experienced in debugging, log analysis and troubleshooting distributed applications
• 📈 Interested in building systems that are scalable, observable and maintainable

🛠️ Tech Stack

Languages

• Java
• SQL
• Bash

Backend

• Spring Boot
• Spring Cloud
• Spring Security
• Spring Data JPA
• Spring Batch

Databases

• PostgreSQL
• MySQL

DevOps & Tools

• Git
• Docker
• Maven
• Postman

Architecture & Integration

• RESTful APIs
• Microservices Architecture
• API Gateway
• Service Discovery
• Inter-service Communication
• Kafka
• Distributed Caching
• Event-driven Integration

Testing

• JUnit
• Unit Testing
• Integration Testing
• API Testing

⭐ Featured Projects

🎬 Video Streaming Microservices

A distributed video streaming application built using a microservice architecture.

Architecture

Key Concepts

• API Gateway
• Service Discovery
• Microservice communication
• Centralized configuration
• REST APIs
• Video streaming
• Fault-tolerant architecture
• Containerized deployment

🧩 Backend Engineering Expertise

API Development

     Request
        ↓
     Controller
        ↓
     DTO Validation
        ↓
     Service Layer
        ↓
     Business Logic
        ↓
     Repository
        ↓
     Database
        ↓
     Response

I focus on:

• Clean API contracts
• DTO-based request/response models
• Validation
• Exception handling
• Consistent API responses
• API documentation
• Testability

Microservices

Experience and interest in:

• Service decomposition
• API Gateway
• Service Discovery
• Configuration management
• Inter-service communication
• Fault tolerance
• Distributed caching
• Event-driven communication
• Containerized deployment

📚 Currently Exploring

I'm continuously improving my knowledge in:

• Advanced Spring Boot
• Microservice architecture
• System Design
• Distributed Systems
• PostgreSQL internals & optimization
• Redis
• Kafka
• Docker & containerization
• Observability
• Performance Engineering
• Scalable backend architecture

🏆 Experience & Achievements

Tata Consultancy Services | Systems Engineer — Backend Developer

Working primarily with:

• Java
• Spring Boot
• Microservices
• REST APIs
• PostgreSQL
• Spring Security
• Spring Batch
• Kafka
• Distributed caching

Areas of contribution include:

• Backend API development
• Microservice development
• Performance optimization
• Database query optimization
• API enhancements
• Production troubleshooting
• Deployment support
• Log analysis
• Cross-functional collaboration

📊 What I Like Building

📫 Connect With Me

• 💼 LinkedIn
• 🐙 GitHub
• 📧 Email

💡 Engineering Philosophy

«Build it clean. Measure it. Optimize it. Make it reliable.»

I'm interested in opportunities involving Java backend development, Spring Boot, microservices, API development, performance engineering, and scalable backend systems.