Manikumar Gajjela

I am a Senior Full Stack Java Developer with 7+ years of professional experience specializing in Java 17, Spring Boot, Microservices Architecture, Cloud Computing, and Frontend Development. With a solid background in developing scalable enterprise solutions, I excel at designing and deploying robust, high-performance applications leveraging modern cloud services such as AWS, Azure, and Google Cloud Platform (GCP). My expertise includes hands-on experience in building distributed systems using Apache Kafka for event-driven architectures, developing RESTful and SOAP-based APIs secured through OAuth2 and JWT authentication standards, and orchestrating containerized applications using Docker and Kubernetes. Core Technical Skills: Programming Languages: Java 17, Python, JavaScript, TypeScript, Scala Java Frameworks: Spring Boot, Spring MVC, Hibernate ORM, Spring Security, Spring Batch Frontend Technologies: Angular, React, Node.js, HTML5, CSS3, AJAX Cloud Platforms: AWS (Lambda, EC2, S3, RDS, DynamoDB, CloudWatch), Azure, GCP DevOps Tools: Docker, Kubernetes, Terraform, Jenkins, GitLab CI/CD, Maven, Gradle Databases: Oracle, PostgreSQL, MySQL, SQL Server, MongoDB, Cassandra Messaging & Streaming: Apache Kafka, JMS, ActiveMQ Testing Frameworks: JUnit, Mockito, PowerMock, Cucumber, Selenium Methodologies: Agile, Scrum, Test-Driven Development (TDD), Behavior-Driven Development (BDD) Career Highlights: Built and deployed highly scalable microservices solutions with Spring Boot and Kafka, reducing system latency and boosting performance by over 35%. Executed successful migrations to cloud infrastructure on AWS and GCP, significantly enhancing system scalability and reducing operational costs. Implemented advanced CI/CD pipelines with Jenkins and GitLab CI, automating end-to-end deployments and accelerating development timelines. Developed rich frontend applications using modern frameworks (Angular, React) to deliver exceptional user experiences aligned with business goals. Certifications: AWS Certified Developer – Associate (Amazon Web Services) I am passionate about leveraging cutting-edge technologies and innovative software engineering practices to solve complex business challenges. I'm always open to conversations about collaboration and new career opportunities in software development and cloud engineering domains. Feel free to reach out—I look forward to connecting!