Used Hibernate to link an object-oriented domain model to a relational database in the persistence layer. • Enhanced system security using Spring Security and JWT authentication and authorization. • Create online apps utilizing Spring MVC, jQuery, Bootstrap, multithreading, and Collections Frameworks, including List. • Used JSP, Servlets, and Java Beans to construct Web and Distributed Applications in J2EE. • AngularJS for vibrant UI pages improved user engagement and experience. • Successfully developed an Ajax-based application that processes JSON data from RESTful APIs. • Contributed to backend system front-end development utilizing HTML, CSS, Angular, Angular CLI, TypeScript, and JavaScript. • Used Angular.js to build dynamic UI pages with Bootstrap components for enhanced user experience. • Created responsive web interfaces utilizing React, reusable components, and Redux state management solutions, enhancing user experience and engagement. • Successfully integrated RESTful API data into React applications, enabling real-time modifications and smooth user experience. • Develop and manage Node.js and Express.js server-side applications, managing extensive back-end logic and database interactions for high-performance online services. • Managed MongoDB documents, upgraded and migrated between platforms, and created customized apps for clients. • Designing Teradata macros for many T-SQL statements. • Used testing frameworks (Mockito, JUnit, JMeter, Mock MVC) to implement TDD for Spring Boot apps. • Set up a Kafka cluster, improving message processing by 20%. • Created and implemented a Kafka topic message transformation project to improve data retrieval. • Worked closely with Kafka Admin to set up a cluster for smooth operations.

A results-driven IT specialist with more than 2 years of expertise implementing, integrating, migrating, and configuring ETL systems successfully. My area of competence is in overseeing and carrying out intricate Telecom RA/FMS projects.I am well-versed in PL/SQL and Oracle Database, and I use them to  manage, and optimize important data . I am skilled in user administration, security protocols, performance tuning, and database architecture.Spring Core Dependency Injection annotations improved code readability by 20%. • Reduced service response time with Spring Boot for microservices. • Experienced in Spring Framework development, including core container, application context, AOP, JDBC, ORM, and web modules. Integration of RESTful services with Spring Security OAuth 2 and JWT tokens increased API security by 35%. • Used Microservices with Spring Boot and Apache Kafka to scale services based on demand effortlessly. • Test case documentation accelerated bug fixing. • Developed a user-friendly interface using HTML forms, Java Page base Bean classes, and Java Server Pages for the application front end. • Used Log4j to generate accurate log files for debugging and issue resolution. • Used Log4j to create log files for troubleshooting and error tracking. • Implemented Agile sprint task management to speed up project delivery. • Data security and authentication. • Used Spring Boot and Microservices architecture to facilitate interactions via REST endpoints and Apache Kafka message brokers. Contributed to frontend development, designing HTML forms, Java Page base Bean classes, and Java ServerPages using HTML, CSS, JavaScript, and React. • Implemented GCP Firewall rules to control traffic to and from VM instances, and utilized GCP cloud CDN to distribute content from cache locations, enhancing user experience and latency.

Participated throughout the entire SDLC utilizing Agile Methodology. • Developed Java 8 apps using lambda expressions, Time API, Stream API, and functional interfaces. • Created REST APIs utilizing Java collection API and Spring Security authentication and permission. Used Spring, Spring JDBC, and Spring Transaction Management to develop Java components. • Used Spring Boot to create microservices and REST for data retrieval. • Developed Spring Boot and Spring Batch applications for managing data and connecting to MySQL and MONGO DB databases. • Skilled in using AWS cloud services (EC2, S3, and CloudFormation) for effective infrastructure development and administration. • Used Hibernate Query Criteria interfaces to efficiently access databases and handle complex queries. • Skilled in Git and GitHub version control, including repository creation, branching, merging, and pull request workflows, promoting effective cooperation and code management in development teams. • Effectively manages artifact versioning, metadata, and release strategies in JFrog Artifactory, enabling discovery, governance, and promotion across development, testing, and production environments. • Proficient in creating Maven build scripts (pom.xml) to manage project dependencies, including downloading and caching JAR files from external repositories like JFrog Artifactory. • Used Log4j to log application events and faults. • Set Log4j to create multiple log formats for simple examination and troubleshooting. • Used parameterized and data-driven testing methods to improve coverage and adapt to various scenarios. • Documented test cases and results for development team communication and knowledge transfer.