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Hi, I'm Raj B, a passionate Full Stack Developer with over 6 years of experience building robust and scalable enterprise-grade applications. I specialize in Java, Spring Boot, and modern JavaScript frameworks like React.js and Angular, with a strong background in both frontend and backend technologies. I enjoy working on complex projects that require scalable solutions and seamless client-server communication. Throughout my career, I've worked extensively with cloud platforms such as AWS and GCP, integrated microservices architectures, and implemented event-driven platforms using Kafka and RabbitMQ. I thrive in Agile environments, collaborating closely with cross-functional teams to deliver high-quality software solutions. When I'm not coding, I like to stay updated with the latest tech trends and mentor junior developers to help them grow.…Hi, I'm Raj B, a passionate Full Stack Developer with over 6 years of experience building robust and scalable enterprise-grade applications. I specialize in Java, Spring Boot, and modern JavaScript frameworks like React.js and Angular, with a strong background in both frontend and backend technologies. I enjoy working on complex projects that require scalable solutions and seamless client-server communication. Throughout my career, I've worked extensively with cloud platforms such as AWS and GCP, integrated microservices architectures, and implemented event-driven platforms using Kafka and RabbitMQ. I thrive in Agile environments, collaborating closely with cross-functional teams to deliver high-quality software solutions. When I'm not coding, I like to stay updated with the latest tech trends and mentor junior developers to help them grow.

Raj B

Full Stack Developer, Web Developer, Developer, +2

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Hi, I'm Raj B, a passionate Full Stack Developer with over 6 years of experience building robust and scalable enterprise-grade applications. I specialize in Java, Spring Boot, and modern JavaScript frameworks like React.js and Angular, with a strong background in both frontend and backend technologies. I enjoy working on complex projects that require scalable solutions and seamless client-server communication. Throughout my career, I've worked extensively with cloud platforms such as AWS and GCP, integrated microservices architectures, and implemented event-driven platforms using Kafka and RabbitMQ. I thrive in Agile environments, collaborating closely with cross-functional teams to deliver high-quality software solutions. When I'm not coding, I like to stay updated with the latest tech trends and mentor junior developers to help them grow.…Hi, I'm Raj B, a passionate Full Stack Developer with over 6 years of experience building robust and scalable enterprise-grade applications. I specialize in Java, Spring Boot, and modern JavaScript frameworks like React.js and Angular, with a strong background in both frontend and backend technologies. I enjoy working on complex projects that require scalable solutions and seamless client-server communication. Throughout my career, I've worked extensively with cloud platforms such as AWS and GCP, integrated microservices architectures, and implemented event-driven platforms using Kafka and RabbitMQ. I thrive in Agile environments, collaborating closely with cross-functional teams to deliver high-quality software solutions. When I'm not coding, I like to stay updated with the latest tech trends and mentor junior developers to help them grow.

Available to hire

Hi, I’m Raj B, a passionate Full Stack Developer with over 6 years of experience building robust and scalable enterprise-grade applications. I specialize in Java, Spring Boot, and modern JavaScript frameworks like React.js and Angular, with a strong background in both frontend and backend technologies. I enjoy working on complex projects that require scalable solutions and seamless client-server communication.

Throughout my career, I’ve worked extensively with cloud platforms such as AWS and GCP, integrated microservices architectures, and implemented event-driven platforms using Kafka and RabbitMQ. I thrive in Agile environments, collaborating closely with cross-functional teams to deliver high-quality software solutions. When I’m not coding, I like to stay updated with the latest tech trends and mentor junior developers to help them grow.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Advanced

Tamil

Intermediate

Work Experience

Java Full Stack Developer at Comerica Bank, Dallas, TX

January 1, 2025 - Present

Designed and implemented scalable microservices architectures for high-availability financial platforms using Spring Boot, Spring Cloud, and Node.js, enabling modular development and fault tolerance across payment processing systems. Developed and maintained GraphQL and RESTful APIs to reduce API response times by 30%. Built responsive and interactive Single Page Applications (SPAs) with React.js and TypeScript. Engineered high-throughput, non-blocking APIs with Spring WebFlux for real-time processing of trading activities. Automated CI/CD pipelines with Jenkins, GitHub Actions, and Docker, integrating Kubernetes for efficient deployment. Designed serverless architectures using Azure functions with secure workflows. Implemented API management solutions using Kong Gateway for enhanced security and analytics. Optimized database scalability and performance with PostgreSQL and MongoDB partitioning and sharding. Deployed caching layers with Spring Cache and Memcached. Managed critical produ

Sr. Java Full Stack Developer at Birch Communications, Atlanta, GA

December 31, 2024 - July 10, 2025

Designed and implemented scalable RESTful web services using Spring Boot and JAX-RS facilitating communication between network systems and third-party APIs. Developed asynchronous messaging solutions with JMS and Kafka for reliable data streaming. Refactored legacy REST endpoints with Kotlin and Spring MVC improving code maintainability. Managed complex queries and CRUD operations with MongoDB integrating Mongoose for schema validation. Enhanced system throughput by implementing multithreading for concurrent request handling. Designed reusable backend modules using Spring MVC and design patterns (DAO, Factory, Singleton). Managed Kubernetes clusters for containerized network applications ensuring high availability. Fine-tuned HQL queries and enabled second-level caching in Hibernate to reduce database load. Authored Swagger/OpenAPI documentation for API clarity. Migrated legacy tools to AWS cloud-native architectures using EC2, S3, and CloudFormation. Integrated real-time event streami

Java Full Stack Developer at Capgemini, India

August 31, 2023 - July 10, 2025

Developed responsive user interfaces with React.js, HTML5, CSS3, and Bootstrap to provide seamless shopping experiences. Migrated monolithic retail systems to modern microservices architecture using Spring Cloud for service discovery and fault tolerance. Built RESTful APIs with Spring Boot secured via OAuth 2.0 and JWT. Created real-time reporting dashboards with React.js and D3.js supporting decision-making. Introduced Vue.js for lightweight inventory modules enhancing frontend performance. Managed cloud infrastructure on Google Cloud Platform (GCP) including Compute Engine and Cloud Storage. Developed real-time messaging solutions using Apache Kafka and Spring JMS. Established logging and monitoring via Cloud Monitoring and Cloud Logging. Automated provisioning and configuration with Google Cloud Deployment Manager. Implemented asynchronous messaging with Cloud Pub/Sub for event-driven microservices. Automated CI/CD pipelines using Cloud Build. Analyzed operational data with BigQuery

Software Developer at IBM, Bengaluru, India

July 1, 2021 - July 10, 2025

Led development of high-performance microservices architectures using Spring Boot focusing on service communication and error handling. Built interactive web applications with React.js and modern CSS frameworks like Material-UI and Bootstrap. Developed robust REST APIs and GraphQL endpoints ensuring performance and interoperability. Enhanced database operations using Hibernate and Spring Data JPA with relational databases including PostgreSQL, MySQL, and Oracle. Deployed containerized applications via Docker and orchestrated with Kubernetes. Maintained and customized JSP-based legacy client applications transitioning toward React.js. Conducted automated testing utilizing JUnit, Mockito, and Postman. Monitored application health and optimized performance using Prometheus, Grafana, and ELK Stack.