• Used Agile Methodology, ensuring the creation of detailed documentation, user stories, and sprint summaries for clear project understanding.• Developed ELT processes from the files from abinitio, google sheets in GCP with compute being data prep, pyspark and Bigquery.• Involved in developing code for obtaining bean references in Spring framework using Dependency Injection and Inversion of Control (IOC). • Optimized the performance and scalability of Java applications by tuning JVM parameters and utilizing cloud services (e.g., AWS EC2, Auto Scaling, Load Balancers) in a DevOps context, leading to improved resource utilization.• Led the development and deployment of a MEAN stack application, achieving 100% efficiency while integrating the Mongoose Node Module for MongoDB data management.• Optimized application performance by 25% through the creation of RESTful Web Services using Node.js and Express.js.• Enhanced user experience by 20% with robust application design using Angular, Express, Node.js, TypeScript, and CSS3, while reducing development time by 10% through coordinated SDLC phases under Agile Methodology.• Streamlined CSS development and reduced complexity by 10% while minimizing duplication with the SASS framework.• Managed comprehensive bug tracking, issue management, and project organization using Jira, and utilized Webpack as a build tool for asset bundling.

• Developed the complete web tier of the application using the Spring MVC framework, ensuring seamless user interactions and effective data presentation.• Implemented automated Devops CI/CD pipelines using tools like Jenkins, GitLab CI, or TeamCity to streamline the build, test, and deployment processes of Java applications, significantly reducing deployment time and human errors.• Capitalized on the efficiency of Spring Boot to streamline the development of Microservices, minimizing configuration efforts and accelerating application creation.• using Next.js for the front end and Java (Spring Boot) for the back end, ensuring seamless integration and high performance. • Designed and implemented Devops CI/CD pipelines for Java applications, enabling automated testing, code quality checks (using tools like SonarQube), and seamless deployment to production environments.• Designed, developed, and integrated Enterprise Web Services, encompassing both SOAP and RESTful services, leveraging Spring Boot's REST Template Builder.• Orchestrated CRUD transactions with JWT token management, enhancing security and resulting in a 2% improvement in data management efficiency through API layer development.• Deployed a customer-facing web app using ReactJS, Redux-saga, and other technologies, resulting in a 5% increase in user engagement; designed web apps with HTML5, CSS3, and JavaScript for code efficiency and adherence to TDD.• Improved back-end performance by 13% and implemented Docker containerization for streamlined deployment; upgraded data processes with Middleware, Redux-Saga, and Immutable.js.• Generated a 50% enhancement in application life-cycle processes by deploying and maintaining React Hooks and integrating AWS services, resulting in improved system scalability and performance.

• Implemented Scrum best practices to mitigate risks, manage dependencies, and deliver high-quality products within time and budget constraints.• Managed the Release, Build, and Deployment processes across Development, Quality Assurance, and Production environments.• Designed, developed, and maintained applications leveraging Microservices, J2EE, and various Spring frameworks (MVC, Integrations, Data, Core, Webservices).• Utilized Spring Boot Actuator to monitor and access the real-time status of applications in production environments.• Implemented Service-Oriented Architecture (SOA) to create REST-based web services using technologies like Jersey and JAX-RS.• Configured CI/CD pipelines using Jenkins/TeamCity to automate the deployment of Next.js applications and Java microservices, reducing deployment time and minimizing errors.• Led the complete development lifecycle of a SaaS platform, surpassing key milestones by 20%; optimized backend architecture, resulting in a 30% reduction in server downtime.• Achieved a 50% improvement in customer satisfaction by actively engaging with customers to review project progress, gather feedback, and address concerns at different stages.• Engineered 15 high-performance customer-facing web applications using ReactJS, Redux-saga, React Hooks, React-Router, JavaScript, HTML5, CSS3, and SASS.• Drove a 30% increase in sales through UI design and development, as well as crafting data visualizations.• Enhanced network, system, and data integrity by 3% through the implementation of maintenance plans and strategic upgrades.

• Engaged in initial project phases, collecting requirements, and designing application structures to align with user needs.• Developed application prototypes as a means of showcasing anticipated functionality to business users, ensuring alignment with project goals.• Created Hibernate XML files and Java class files, skilfully mapping object relationships and ensuring efficient data access.• Prepared comprehensive user documentation enriched with screenshots, catering to User Acceptance Testing (UAT) needs and ensuring smooth end-user experiences.• Implemented the Model-View-Controller (MVC) pattern using Struts Framework, skilfully integrating JSP, Servlets, EJB, Form Bean, and Action classes.• Designed and developed user interfaces using Swing, optimizing the presentation layer and ensuring responsive and engaging user experiences.• Developed the web layer by leveraging Spring MVC framework, fostering efficient data flow and enhancing application structure.• Created RESTful APIs for communication between microservices, facilitating seamless data exchange and collaboration. Utilized Java frameworks like Spring Boot to build robust APIs and implemented best practices for versioning and documentation.• Designed, developed, and launched 10 web-based applications using React.js and Redux frameworks.• Managed production dependencies such as Redux, Webpack, Grunt, Babel, Polyfill, Node.js, and SAAS framework, integrating ES6 features and TypeScript for robust coding.• Utilized Bootstrap and CSS3 to create cross-browser-compatible and responsive web pages.• Conducted rigorous page testing with JavaScript libraries like Jest within an Agile environment.• Developed a project dashboard with diverse charts using D3 and React.js, facilitated data interchange between server and user with Node.js, and implemented modern authorization mechanisms, including JSON Web Token.

• Enhanced user experience and visual aesthetics by 5% through collaboration with in-house web designers.• Spearheaded the creation of page content, encompassing visuals and text copy, tailored to project specifications.• Developed actionable project designs and implementation strategies by meticulously analyzing user requirements.• Provided comprehensive user support to clients, offering training, education, and promptly addressing inquiries.