Java Full Stack Developer

Sangeetha Baddam Java Full Stack Developer

Overland Park, KS 913-***-**** **************@*****.*** LinkedIn PROFESSIONAL SUMMARY

Java Full Stack Developer with 4+ years driving scalable, high-performance web applications using Java, Spring Boot, Angular, and React. Proven track record delivering impactful solutions that improved system reliability, enhanced user experience, and accelerated delivery timelines. Skilled in migrating monolithic systems to microservices, designing optimized RESTful APIs and databases, and building secure applications with OAuth2, JWT, and RBAC. Adept at agile environments, cross-team collaboration, cloud-native development, and implementing automated CI/CD pipelines with TDD to boost code quality and efficiency. Passionate about writing clean, modular code and automating workflows to drive productivity and system uptime. TECHNICAL SKILLS

Languages: Java, Python, JavaScript, TypeScript, SQL, HTML5, CSS3, C, C++ Frameworks & Libraries: Spring Boot, Spring MVC, Hibernate, J2EE, JPA, Angular (8+), React.js, Node.js, Bootstrap UI/UX: Responsive Design, Single Page Applications (SPA), AJAX, JSON, REST APIs Cloud Platforms: AWS (EC2, S3, RDS, Lambda, CodePipeline), Microsoft Azure Databases: MySQL, PostgreSQL, SQL Server, MongoDB

Testing & QA: JUnit, Mockito, Selenium WebDriver, TestNG, Postman, Test-Driven Development (TDD) DevOps & Containerization: Git, GitHub, GitLab CI, Docker, Kubernetes, Jenkins, Maven, CI/CD pipelines, Agile (Scrum) Security & Authentication: OAuth2, JWT, Spring Security, Role-Based Access Control (RBAC) Microservices & APIs: RESTful APIs, Microservices Architecture, SOAP APIs, GraphQL, API integration, third-party APIs PROFESSIONAL EXPERIENCE

Java Full Stack Developer Clairvoyant Feb 2025 – Present

• Spearheaded the development and delivery of scalable, high-performance full-stack web applications using Spring Boot, Angular (8+), and React.js, improving application responsiveness, boosting user engagement, and customer interaction by 40%.

• Designed and maintained RESTful APIs and microservices with relational (PostgreSQL, MySQL, SQL Server) and NoSQL

(MongoDB) databases, optimizing queries to reduce API latency by 25% and boost system efficiency by 40%.

• Led migration from monolith to microservices with Spring Boot, Docker, and Kubernetes, boosting scalability 40%, reducing deployment times and errors, while deploying on AWS (EC2, S3, Lambda) for 99.9% uptime and high availability.

• Built and automated CI/CD pipelines leveraging Jenkins, GitLab CI, Docker, Kubernetes, and AWS CodePipeline, reducing deployment times and manual release errors by 70%, accelerating release cycles, and increasing developer productivity.

• Practiced Test-Driven Development (TDD), writing unit and integration tests using JUnit, Mockito, Selenium WebDriver, and TestNG, resulting in a 25-35% reduction in bugs and post-release defects, improving code quality and system reliability.

• Created secure REST APIs using OAuth2, JWT, and Spring Security using RBAC, improving data protection and cutting security incidents, and developed responsive front-ends with Angular, HTML5, CSS3, and JavaScript, boosting user engagement by 30%.

• Worked with global agile teams to convert business needs into technical designs, enhancing feature delivery and stakeholder satisfaction, improving documentation, resolving issues, reducing incident response times by 50% and boosting system uptime. Java Full Stack Developer Avenir Technologies Jan 2020 – Jul 2023

• Delivered end-to-end web features using Angular 8+, React.js, Spring MVC, Spring Boot, and Java, improving client satisfaction by 15% through enhanced UX, faster load times, and high-performance, business-aligned solutions with high performance.

• Led migration from monolithic systems to microservices architecture using Docker, Kubernetes, and AWS, improving scalability, fault tolerance, and resilience by 40%, while reducing deployment errors by 20%.

• Optimized backend services by implementing and fine-tuning RESTful APIs, Spring Boot services, and Hibernate for efficient data persistence; applied TDD with JUnit and Mockito, cutting bugs by 25% and improving system reliability.

• Enhanced database performance and response times by 35-40% through designing and optimizing PostgreSQL and MySQL databases, including complex queries, stored procedures, caching, and data migration under high transactional workloads.

• Created and managed automated CI/CD pipelines using Jenkins and GitLab CI, automating build, test, and deployment processes, reducing release and deployment times by 50%.

• Worked with UI/UX and product teams to build user-friendly interfaces and backend integrations, raising customer engagement 25%; developed reusable backend modules and integrated third-party APIs, increasing payment throughput 20%.

• Improved code quality and testing to cut bugs and boost sprint speed; implemented monitoring and disaster recovery for 99.9% uptime; enforced security standards to reduce risks and ensure compliance. EDUCATION

Master of Computer Science University of Central Missouri

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