Java Developer Spring Boot

SUMMARY

VENKATA KRISHNA

JAVA DEVELOPER

Hartford, CT • +1-203-***-**** • ***************@*****.*** Java Developer with 3+ years of experience delivering scalable and maintainable applications using Java, J2EE (Servlets, JSP), Spring Boot, and REST APIs. Proficient in building intelligent, data-driven systems and integrating RESTful services with frontend technologies like HTML, CSS, JavaScript, and React. Skilled in writing Oracle SQL queries with joins, views, and stored procedures. Experienced in automating workflows using Git, Jenkins, and CI/CD pipelines. Deployed cloud-native applications on AWS and leveraged Python scripts for automation, data parsing, and light AI/ML tasks. Known for improving performance, applying object-oriented programming principles, reducing technical debt, and contributing to Agile teams delivering modern software solutions.

EXPERIENCE

JAVA DEVELOPER Cloud Matrix Inc (Client: NatWest Bank, Stamford, CT, USA) Aug 2023 – PRESENT

• Developed REST APIs using Java, J2EE, and Spring Boot for account and transaction modules, improving service efficiency by 35%.

• Wrote Oracle SQL queries with joins, views, and stored procedures, which reduced data processing time by 30% and improved reporting accuracy.

• Refactored backend services into modular components, helping reduce technical debt and making future enhancements easier and faster.

• Deployed microservices on AWS EC2 and configured S3 buckets with access control for secure banking document storage and retrieval.

• Implemented Jenkins pipelines and Git-based CI/CD workflows, cutting deployment time by 50% and improving release consistency.

• Designed internal dashboards using React, HTML, and CSS, which improved operational visibility for financial teams across departments.

• Followed complete SDLC practices including Agile delivery, code reviews, version control, and test-driven development with JUnit.

• Applied object-oriented programming (OOP) principles throughout backend development to ensure code reusability and maintainability. SOFTWARE DEVELOPER - JAVA Meesho, Hyderabad, India JAN 2021 - FEB 2022

• Built backend services using Java, J2EE (Servlets, JSP), and Spring MVC, automating key workflows and improving task efficiency by 40%.

• Integrated REST APIs into Angular UI for real-time updates on product listings and cart actions, enhancing the e-commerce customer experience.

• Tuned Oracle stored procedures and optimized SQL queries, reducing load time by 50% during peak order processing windows.

• Streamlined Maven builds and Jenkins jobs to automate deployment, improving release reliability and reducing manual errors.

• Enhanced front-end modules using Bootstrap, JavaScript, and CSS for better responsiveness and smoother cross-platform support.

• Created Python scripts for parsing logs and simulating order flows, which saved QA teams around 20% of validation effort during regression testing.

• Collaborated in Agile sprints, daily stand-ups, and retrospectives, consistently achieving 90%+ on-time sprint goal completion.

• Followed SDLC best practices such as version control, peer code reviews, and structured testing to ensure high-quality delivery. SOFTWARE INTERN UJR Technologies, Hyderabad, INDIA MAY 2020 - JUN 2020

• Supported the development of internal Java utilities and assisted with application testing and debugging.

• Created static HTML and CSS templates and implemented simple validation logic using JavaScript for frontend forms.

• Helped write SQL queries and validate outputs against test data, reducing data validation errors by 25% and supporting QA workflows. TECHNICAL SKILLS

Languages: Java, SQL, HTML, CSS, JavaScript, Python Frameworks: Spring Boot, Spring MVC, Hibernate, React, Angular, Bootstrap Databases: Oracle (joins, views, stored procedures), MySQL, PostgreSQL Web & Backend: J2EE, JSP, Servlets, REST APIs, JSON, XML DevOps & Tools: Git, GitHub, IntelliJ IDEA, Eclipse, Postman, Maven, Jenkins Cloud: AWS (EC2, S3, Lambda), Docker (basic), CI/CD Pipelines Other: SDLC, Agile/Scrum, Object-Oriented Programming (OOP), Design Patterns, JUnit, Mockito, Responsive UI CERTIFICATION

• AWS Certified Developer - Associate - Amazon Web Services (AWS) Training and Certification EDUCATION

Master’s in computer and information sciences, New England College, Henniker, USA (MAR 2022 – MAY 2023) Bachelor’s in computer science, Gitam University, Visakhapatnam, India (JUN 2017 – MAY 2021)

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