Home

vijay tummuri - sr. Java Full Stack Developer

[email protected]

Location: Austin, Texas, USA

Relocation: yes

Visa: gc

Resume file: NAGA SAI VIJAYRAM T_Sr.Java Full Stack Developer_resume-2-2_1778161737369.docx Please check the file(s) for viruses. Files are checked manually and then made available for download.

NAGA SAI VIJAYRAM TUMMURI Sr. Software Developer Email: [email protected] Phone: 682-219-7709 PROFESSIONAL SUMMARY 11+ years of professional experience as a Software Developer with strong front-end focus delivering responsive web applications and enterprise platforms across Agile, TDD, and Waterfall environments. Expertise in building UI-driven solutions on SOA and microservice architectures, integrating front-end applications with RESTful and SOAP services using JAX-RS, JAX-WS, Apache CXF, Jersey, and Apache Axis. Implemented Core Java SE 8 concepts such as Streams API, Lambda expressions, functional programming, and Generics while supporting browser-facing enterprise applications. Experience applying Java EE design patterns such as Singleton, Abstract Factory, DAO, DTO, and Business Delegate in multi-tier applications that support rich user interfaces. Unit tested services and integration points using JUnit, Mockito, Easy Mock, Spring JUnit Runner, and Spock to support stable front-end and back-end releases. Migrated legacy modules from Java 8 to Java 17, improving compatibility and performance for applications that served modern web clients. Worked extensively with Java 8 features like Time API, Functional Interfaces, CompletableFuture, Optional, Multithreading, Transaction Management, Exception Handling, and Collections in full stack applications. Widely used MVC architectures such as Struts 2.0 and Spring MVC with ORM frameworks like Spring Data JPA, Hibernate, iBatis, MyBatis, and Spring JDBC in web-centric applications. Experience in Transactions, Servlets, JMS, Java Beans, Web Services, and Multithreading Executor Services while supporting end-to-end application flows. Strong experience with EJB, Struts, Spring Boot, and Spring modules including Spring MVC, IOC, AOP, Security, and Data to deliver full stack enterprise applications. Extensive experience in developing web applications using HTML5, XML, XHTML, DHTML, CSS, CSS3, Bootstrap, JavaScript, DOM, jQuery, Ajax, JSON, and JSP. Developed real-time dashboard applications for visualization and analytics using Kibana, Splunk, Grafana, Sumo Logic, New Relic, and DataDog. Designed and deployed scalable cloud solutions on Microsoft Azure using services like App Services, Azure Functions, and Azure Storage for high availability and performance. Implemented secure cloud architectures leveraging Azure Active Directory, role-based access control (RBAC), and Key Vault for identity and secrets management. Deployed and managed containerized applications on Azure Kubernetes Service using Docker and Kubernetes, enabling automated scaling, rolling updates, and self-healing capabilities. Senior Backend Engineer with 5+ years of experience in designing and developing scalable, high-performance applications using Java 17+ and Spring Boot. Extensive experience in building and maintaining microservices architectures in distributed systems environments. Proven expertise in workflow orchestration and business process automation using Camunda 7 with BPMN 2.0 and DMN. Strong background in designing and implementing secure, scalable RESTful APIs. Hands-on experience with cloud-native application development and deployment on AWS. Proficient in containerization using Docker and orchestration using Kubernetes (EKS). Solid understanding of event-driven architecture and asynchronous processing patterns. Experience integrating backend systems with relational databases, particularly PostgreSQL. Skilled in designing robust data models and writing optimized SQL queries. Strong knowledge of object-oriented programming (OOP) and design patterns. Experience with CI/CD pipelines and automated build and deployment processes. Adept at developing unit and integration tests to ensure application reliability and performance. Familiarity with AWS services including S3, RDS, IAM, ECS, and EKS. Strong focus on secure application design and best practices in authentication and authorization. Collaborative team player with experience working in Agile/Scrum environments to deliver high-quality software solutions. EDUCATION: Master s in computer science (2012 - 2013) Bachelor s in computer science ( 2008 - 2012) TECHNICAL SKILLS Platforms Windows 2000/NT/ XP/Vista and Sun Solaris 2.8/2.9, UNIX Programming JDK 1.5, 1.6, 1.7,1.8, C, C++ Server Scripting JSP1.2,2.1, JSP-EL, JSTL, Custom Tags Client Scripting jQuery 1.8,1.9, jQuery, Dojo, ExtJS, AngularJS, JavaScript, CSS2, CSS3, HTML4, HTML5, Node.JS Java Frameworks Struts 1.2, Struts 2.1, Spring MVC, DI, AOP, JSF 1.1, JSF 2.1, GWT, Vadim,springboot. Database Tools Toad for Oracle, Toad for MySQL, Toad for DB2, Toad for MS-SQL, Erin, Altova Database Spy, MySQL Workbench, Version Control Tortoise SVN, Rational ClearCase, Accurev, GitHub, CVS Build Tools ANT 1.7,1.8,1.9, Maven, Gradle Continuous Integration Jenkins, Hudson XML Technologies XSLT, JAXP, JDOM, SAX, DOM, XPATH, XPOINTER, XML, XSD, DTD Webservice Tools SoapUI 4.0,5.1, TcpMon, Microservices Webservice Implementations Axis 1.0,2.1, JWSDP2.1, Sun Metro, Sun Jersey, Apache Fire, Apache CXF Application Servers WebLogic 8.1, 10.0, WebSphere 6.1, JBoss 4.0, Glassfish 4.0 Web Servers Tomcat 5.0,6.0,7.1, Joans Defect Tracking JIRA, Bugzilla, Rational ClearQuest Methodologies Data analytics Agile (XP, Scrum), Rational Unified Process (RUP), Waterfall, Kanban GOOD ANALYTICAL SKILLS AND PROBLEM-SOLVING ABILITY WORK EXPERIENCE Client: Morgan Stanley,New York, NY Sep 2024-Present Role: Sr. software Developer Responsibilities: Designed and developed scalable, enterprise-grade web applications using modern backend architectures, with experience adaptable across Java (Spring Boot) and C# (.NET Core) ecosystems. Built and exposed RESTful APIs and event-driven services, enabling real-time data processing and seamless client-server communication. Developed full-stack web solutions with responsive UI components using React.js, with transferable expertise to Blazor (Razor components, component-based UI design). Worked extensively with relational databases (Oracle, SQL Server), writing optimized SQL queries, stored procedures, and data models to improve application performance. Migrated and deployed applications to cloud platforms, including Google Cloud Platform, with hands-on experience in containerization using Docker and orchestration via Kubernetes. Built and maintained CI/CD pipelines using Jenkins, Maven, and GitHub Actions, ensuring automated build, test, and deployment processes. Implemented secure authentication and authorization mechanisms using OAuth2 and role-based access controls, aligning with enterprise security standards. Diagnosed and resolved complex production issues through root cause analysis, improving system reliability and performance. Collaborated with cross-functional teams including architects, analysts, QA, and business stakeholders to gather requirements and deliver high-quality solutions in Agile environments. Developed event-driven integrations using Kafka and messaging systems (RabbitMQ/JMS) to support distributed architectures. Contributed to application modernization efforts, including re-architecting legacy systems and supporting potential migration paths (Java to .NET ecosystems). Applied strong programming fundamentals (multithreading, collections, performance tuning) to build high-performance backend services. Created dashboards and reporting solutions using Tableau, integrating with enterprise databases for business insights. Participated in code reviews, mentored junior developers, and enforced coding standards and best practices. Supported documentation efforts including technical design documents, release notes, and stakeholder demonstrations. Environment: Java 11, Maven, Hibernate, React JS, HTML, Kafka, RabbitMQ, Apache Tomcat, Json, Java Script, Spring, Spring ribbon, Oracle, Mongo DB, JDBC, Eclipse, JUnit/Mockito, JMeter, Selenium, Jenkins, GitHub, Docker, Log4j. Client: Gillead Sciences,Foster City,CA Mar 2022-Aug 2024 Role: Sr. software Developer Responsibilities:Led the design, development, and deployment of scalable, cloud-native web applications, with strong expertise in Java (Spring Boot) and transferable experience to C# (.NET Core / .NET 8/9) architectures. Architected and implemented microservices-based solutions and RESTful APIs to support high-performance client/server and web-based applications. Designed and developed full-stack solutions, including responsive front-end components (React.js) with experience adaptable to Blazor (component-based UI, Razor syntax). Built event-driven architectures using messaging systems, enabling asynchronous processing and real-time data workflows. Migrated legacy/on-premise applications to cloud platforms, improving scalability, availability, and system performance. Containerized applications using Docker and managed deployments with Kubernetes, ensuring high availability and resilience in distributed environments. Developed and optimized SQL queries, stored procedures, and data models across relational databases including Oracle and SQL Server, improving data access performance. Worked with both SQL and NoSQL databases, ensuring efficient schema design and high-performance querying. Built and maintained CI/CD pipelines using Jenkins and GitHub Actions for automated build, testing, and deployment. Diagnosed and resolved complex application issues through root cause analysis, ensuring reliability and system stability. Implemented robust application security using OAuth2 and role-based authentication mechanisms aligned with enterprise standards. Collaborated with cross-functional teams (analysts, architects, QA, product owners) to gather requirements and deliver high-quality solutions in Agile/Scrum environments. Participated in full SDLC activities including design, development, testing, deployment, and stakeholder demonstrations. Implemented logging, monitoring, and observability practices to proactively track application health and performance. Conducted code reviews, mentored developers, and enforced best practices for maintainable and scalable codebases. Environment: Java 8, Spring MVC, Spring Boot, Reacts, HTML5, CSS3, JSON, JavaScript, Hibernate, Spring Data, SQL, IntelliJ IDEA, Junit 4.4, Mockito, Git, PCF, Docker, Spring Cloud, RESTful web services, Apache Tomcat, Atom, Gradle, Jenkins. Client: State Of New Mexico,Santa Fe,New Mexico Aug 2019-Feb 2022 Role:Sr. software Developer Responsibilities: Developed and maintained Integrated Eligibility System (IES) applications supporting public assistance programs using Java/J2EE, Spring, and MVC architecture. Designed and implemented scalable 3-tier architecture (presentation, business, and data integration layers) following industry-standard design patterns. Built dynamic, responsive user interfaces using HTML5, CSS3, JavaScript, Angular (2/4), jQuery, and Bootstrap, enhancing usability across multiple devices. Developed and consumed SOAP-based web services (JAX-WS) to integrate with external government and third-party systems. Implemented RESTful services to enable seamless data exchange across eligibility and case management systems. Developed backend components using Spring MVC and Hibernate with Oracle database integration for efficient data persistence. Designed and optimized complex SQL queries, stored procedures, and functions to support eligibility rules and case processing workflows. Automated report generation using MongoDB, JavaScript, and shell scripting, reducing manual effort and improving reporting efficiency. Gained hands-on experience with Google Cloud Platform (GCP), including deploying applications on Compute Engine and managing storage using Cloud Storage. Supported containerization efforts using Docker and assisted in deploying services on Google Kubernetes Engine (GKE). Worked with Cloud SQL for managing relational databases and understanding cloud-based data storage solutions. Assisted in implementing basic CI/CD workflows integrating Jenkins with GCP environments. Managed application deployments and configurations across WebLogic, JBoss, Apache Tomcat, and WebSphere in Linux/UNIX environments. Implemented logging and monitoring using Log4j, improving system reliability and simplifying debugging processes. Built and deployed applications using Maven, ANT, and Jenkins, streamlining CI/CD pipelines and release cycles. Collaborated within Agile/Scrum teams, contributing across all phases of the SDLC including design, development, testing, and deployment. Worked closely with cross-functional teams to troubleshoot issues, enhance performance, and deliver scalable solutions. Contributed to modernization of legacy systems by enhancing architecture, improving integrations, and increasing overall system efficiency. Environment: FileNet, IBM RAD 6.0, Java 1.5, JSP, Servlets, Spring, Hibernate, JSF, ICE Faces, Hibernate, HTML, CSS, JavaScript, UNIX, Web Services- SOAP, WAS 6.1, XML, IBM WebSphere 6.1, Rational Clear Case, Log 4j, IBM DB2. Client: Starbucks,Seattle,WA May 2018-Jul 2019 Role: software Developer Responsibilities: Designed, analyzed, and developed the front-end and back-end Servlets, Bootstrap for designing, HTML5, CSS3, Angular JS, Ember JS and AJAX for developing presentation layers. Developed server-side JavaScript using Node JS. Integrated Fisheye/crucible with JIRA and bamboo for the tracking of the issue and continuous integration. Experience with NoSQL document-based data stores like MongoDB and have designed various data models for the system. Involved on Cucumber testing and defined the test scenarios and created the test cases in Test Manager. Designed and built components, templates, dialogs, workflows in AEM Installed, configured, troubleshot AEM in development as well as system environment Developed the back-end web services using Java and designed the front end of the application using JavaScript, CSS, JSON, Drupal, and jQuery. Developed dynamic responsive Web Application by integrating Angular2 with Bootstrap which is further integrated with Web Services and Vue.js. Used collections in Java for manipulating and looping through different user defined objects. Involved in continuous integration and DevOps methodologies such as Docker, Kubernetes, Jenkins, Gradle, Jenkins File, Docker File and Elastic Search. Setup AWS VPC's for dev, staging and Prod environments. Experience in working with CI/CD tools like Jenkins and migrating towards GitLab CI/CD. Implementation of a responsive UI which will scale itself depending on the device, platform, and browser, using React.JS, HTML5, CSS3, Bootstrap and Performed client-side validations using JavaScript. Monitored resources and applications using AWS cloud watch including creating alarms to monitor metrics such as EBS, EC2, ELB, RDS, S3 and configured notifications for the alarms generated Worked on deploying services on Docker and Kubernetes containers based on events defined. Built a highly scalable, low-latency Node-JS API Gateway to interact with MongoDB databases with JSON using Express JS middleware. Worked on Test-driven development (TDD) and Behavior Driven Development (BDD) to generate JUnit test cases for testing various Java components. DevOps experience with Jenkins, Gradle, GitHub, Artifactory, Maven and Docker. Involved in writing Spring Configuration XML file that contains declarations and another dependent object declaration. A working understanding of object-oriented programming (OOPS) and design. Performed UNIT testing with Junit and used Mocha and Chai for JavaScript framework and Cypress for e2e testing. Involved in multi-tiered J2EE design utilizing Spring Inversion of Control (IOC) architecture and hibernate. Experienced in front-end technologies such as Angular, HTML5 and Bootstrap. Environment: Java 8, Spring Boot 1.x, Spring MVC, Cloud Foundry, JavaScript, Bamboo, AWS, Big Data, Docker, Jenkins, Oracle, Cucumber, Gradle, RabbitMQ, Agile, Maven, JSON, and GitHub. Client: Geico Insurance,Chevy Chase,MD Sep 2016-Apr 2018 Role: software Developer Responsibilities: Involved in Scrum (daily stand-ups) meetings, Sprint/retrospective planning, and estimation of the tasks for the user stories and refine the tasks for next sprint. Making reproducible framework situations for the micro services engineering. Created a Request for Proposal (RFP) micro service providing RESTful API using Spring MVC and Spring Boot. Created REST clients to consume data from other partner applications and involved in creating POC s using MEAN stack and enhancing existing REST API s developed using Node-JS, Express-JS, and Mongo-db. Developed business service layer and data access layer using Spring and MongoDB (Spring Mongo-Template) Experience in User Experience (UX) design and development, User Interactive (UI) Web Pages and visually appealing User Interfaces using JavaScript, Vue.js, Typescript, and Node.js. Responsible for creating efficient design and developing User Interaction screens using HTML, CSS3, Bootstrap, JavaScript, and Angular and Node JS. Experience in using build/deploy tools such as Jenkins, Docker, and Open Shift for CI/CD for Micro services. Implementing or exposing the Micro services based on RESTful API utilizing Spring Boot with Spring MVC. Developed the Spring Features like Spring MVC, Spring Boot, Spring Batch, Spring Security, and Spring Integration. Used Web services (SOAP, REST) for transmission of large blocks of data over HTTP. Making documents and training manual for users in multi languages as required for project. Used IntelliJ for development and debugging Spring Boot applications and Used GIT for version control. Developed CI/CD pipeline, build tasks to run the unit tests on Jenkins, maintained separate build in Maven for the module for easy integration to the portal build, and configure with Jenkins. Used GIT as version management, Jira for defect management system. Unit testing and E2E testing frameworks are used. Supports different markets for alerts and bugs, Analyse and understand fix them. Environment: Java 1.8, JDK, ReactJS, Jenkins, Spring-JDBC, JMeter, Activity, Spring-ws-core, Wsdl4j 1.6.1, SOAP, Open-Source, Spring, MySQL, Maven, Log4J, Junit, Eclipse, SQL Navigator, Oracle10g and DB2 Version Control / QA tool: Subversion, Jenkins Client: Citi group,New York,NY Oct 2014-Aug 2016 Role: software Developer Responsibilities: Analyzed the business requirement and developed app using Java and Mozilla XUL. Involved in development using spring, Hibernate and JSF Framework. Used ANT script for project deployment. Use case, design class, sequence diagrams. User Interface design Data Modelling logical and physical models Requirements gathering- Proto-typing, Walk-through to business groups and gap analysis Understand the business aspect of the application and converted into requirements document. Create POC for first time patterns and vendor integrations. Code review with the developers and delivery team Co-Ordinate and manage Global Delivery teams at offshore locations. Schedule and organize weekly or daily stand-up meeting with the whole development teams both onshore and offshore. Develop Functional Requirements Specification (FRS) Business process review and modelling Environment: Java, JSP, Servlets, HTML, JDBC, JDK, Waterfall Model, Tomcat, Windows XP. Keywords: cprogramm cplusplus csharp continuous integration continuous deployment quality analyst user interface user experience javascript sthree database microsoft mississippi California Colorado Maryland New York Washington