ResponsibilitiesLed cross-functional teams to deliver full-stack applications using Node.js and Express.js, optimizing backend services and enhancing user satisfaction. Developed serverless functions with AWS Lambda and leveraged AWS API Gateway to create secure RESTful APIs, improving system scalability and response times. Managed both relational and NoSQL databases (PostgreSQL and MongoDB), designing complex queries to enhance data retrieval efficiency while also employing Docker for application containerization.GoalsAimed to improve project delivery speed by 25% through effective leadership and timely stakeholder engagement. Focused on increasing application responsiveness and user satisfaction via optimized backend and frontend services. Targeted a reduction in operational costs by 20% through the implementation of cloud services, while also striving to enhance code quality and reliability with automated testing frameworks.AchievementsSuccessfully improved project delivery speed by 25%, significantly enhancing user satisfaction with a 25% increase in application responsiveness. Reduced operational costs by 20% through the effective use of AWS Lambda for real-time data processing and achieved 85% code coverage with Jest, which drastically decreased production regressions. Streamlined CI/CD processes to reduce release times by 50%, fostering a productive environment that empowered the team.

Responsibilities:Led Agile-driven development using Scrum methodologies, developing microservices with Java for task separation and efficient parallel task management.Designed secure Single Page Applications (SPA) with AngularJS and Angular, and managed builds and deployments through Maven, Jenkins, and Tomcat.Developed business and data layers using Spring and MongoDB, orchestrated data with Java frameworks, and ensured comprehensive API documentation with Swagger.Goals:My aim was to architect scalable software solutions, automate processes using Jenkins, Docker, and Kubernetes, and enhance user experience with effective web design using Bootstrap, AngularJS, and Node.js.I focused on robust authentication/authorization for REST APIs, efficient cloud deployment on AWS, and implementing advanced analytics with Apache Spark.Achievements:Implemented microservices architecture in Java, reducing dependencies and improving scalability.Optimized CI/CD pipelines, resulting in streamlined software releases and reduced deployment times.Orchestrated complex data workflows using Apache Spark, enabling efficient data processing and advanced analytics.Developed an End-to-End Framework for Acceptance Testing, enhancing test coverage and automation.Managed successful Java applications on AWS, leveraging services for optimized cloud infrastructure.Enhanced security through OAuth2 and JWT for REST API authentication/authorization.Improved web design and user experience, showcasing proficiency with frontend and backend technologies.Implemented real-time tracking features, demonstrating expertise in handling streaming data and distributed computing.Managed system administration tasks, including server configuration and ad-hoc backups, ensuring system reliability and data integrity.

Responsibilities:- Led Agile sprints for end-to-end projects, fostering adaptive planning and quick responses to changes.- Conducted Agile retrospectives to improve Java development processes and team collaboration.- Managed AWS server instances, deployed Microservices with Tomcat and Swagger, and built Microservices architecture with ELB's and Auto-Scaling groups in EC2 using Docker containers.- Developed Single Page Applications (SPA) with React and Node.js, implementing React.js components, forms, and Flux concepts for dynamic web pages.Goals:- My goal was to optimize Java development through Agile methodologies, AWS deployments, Microservices architecture, and modern front-end development with React.js. - I aimed to enhance team collaboration, improve system performance, and streamline CI/CD processes for efficient software delivery.Achievements:- Led Agile sprints and retrospectives, improving team collaboration and development processes.- Managed AWS server instances and deployed Microservices with ELB's and Auto-Scaling groups, ensuring scalability and fault tolerance.- Developed Single Page Applications (SPA) with React.js and Node.js, enhancing user experience and interactivity.- Implemented Spring MVC Controller modules for RESTful data services and JMS Connection Pooling.- Designed Java APIs for AWS Lambda, S3 services, and Cassandra clusters, optimizing data retrieval and storage.- Orchestrated Kubernetes clusters for Java-based microservices, ensuring high availability and resource optimization.- Utilized Python and JavaScript for database modeling, interactive web solutions, and user controls.- Worked extensively on Azure Cloud resources, including Virtual Machines, Blob Storage, Azure Functions, and SQL Database.- Developed reusable Web service modules using SOAP and Restful APIs, implementing data structures and multi-threading in Java applications.

Responsibilities: As a Sr. Full-Stack Java Developer, I was responsible for developing robust web applications and services using technologies like Java, Spring Boot, Angular 2.0, and TypeScript. My daily tasks involved implementing low-level system interactions, optimizing multi-tier applications, and managing database integrations using JDBC and Hibernate. I led the development of both client-side and server-side components, ensuring high performance and seamless data flow in resource-constrained environments. I conducted unit testing and code validation, improving software reliability and consistency.Goals: My primary goal was to design and develop scalable, high-performance web applications and APIs, ensuring efficient data handling and seamless integration with SQL and NoSQL databases. I aimed to enhance front-end development using Angular and TypeScript while leveraging AWS for cloud-based deployment and infrastructure optimization. Another goal was to implement reusable components and centralized styling for consistent branding across applications.Achievements:Architected and optimized Java-based applications for performance and reliability, conducting rigorous unit testing and code validation.Developed REST and SOAP APIs using Spring Boot, improving the performance and scalability of internal tools.Spearheaded AWS S3, EMR, and EC2 integration, creating seamless data pipelines from ingestion to processing.Integrated jQuery and AJAX for interactive, real-time web applications, enhancing user experience.Developed complex PL/SQL scripts, stored procedures, and triggers in PostgreSQL/SQL Server, ensuring efficient data management and query performance.Improved the front-end architecture by implementing reusable components using AngularJS and custom directives.

Responsibilities:As a Full-Stack Java Developer, I contributed to designing, developing, and maintaining web applications using Java, Spring Boot, and Angular 2.0. I implemented core functionalities, developed RESTful APIs, and ensured seamless integration with PostgreSQL and SQL Server databases. On the front end, I built responsive user interfaces using Angular, HTML, CSS, and TypeScript, incorporating jQuery for dynamic features. Additionally, I collaborated on database management by writing PL/SQL scripts and optimized back-end performance through efficient use of Hibernate and JDBC. Goals: My focus was on delivering maintainable and scalable web applications while improving system performance. I aimed to create reusable front-end components and ensure reliable data processing using Kafka. I worked on streamlining API interactions and enhancing user experience through responsive and consistent UI design. Achievements:- Built and deployed web applications using Spring Boot and REST APIs. - Improved back-end performance by optimizing database queries and Hibernate code. - Developed modular UI components, enhancing usability and design consistency. - Conducted unit testing to ensure high-quality code and minimize bugs in production. Skills: Java, Spring Boot, Angular 2.0, TypeScript, jQuery, JDBC, PostgreSQL, PL/SQL, REST API, HTML, CSS, Spring MVC, Unit Testing.

Responsibilities:As a Frontend Developer, I contributed to designing and developing user interfaces for web applications using React, JavaScript, and TypeScript. My responsibilities included creating reusable components, managing application state with tools like Redux, and integrating APIs for seamless data flow. I worked closely with UX designers to implement responsive and accessible designs using CSS frameworks such as Bootstrap and Material-UI. I ensured code quality through unit testing and conducted debugging to optimize performance.Goals:My primary goal was to build responsive, user-friendly interfaces and improve application performance. I focused on enhancing component reusability, maintaining code scalability, and adhering to design system standards. A key objective was to optimize front-end application workflows and improve collaboration with back-end teams.Achievements:Developed and maintained reusable React components, improving development efficiency across projects.Integrated REST APIs for dynamic data rendering, enhancing application interactivity.Improved application performance by optimizing React state management and implementing lazy loading.Conducted comprehensive unit tests using Jest and React Testing Library to ensure reliability.Skills:React, JavaScript, TypeScript, Redux, REST API, Bootstrap, Material-UI, HTML, CSS, Jest, React Testing Library, Responsive Design.