Senior Full-Stack Software Engineer with Java/C# expertise

Vijaya Durga Koganti

**********@*****.*** 251-***-**** Texas

PROFESSIONAL SUMMARY

Full Stack Software Developer with 4+ years of experience building scalable, high-performance applications using Java, C#, Spring Boot, ASP.NET, React, and Python. Skilled in designing RESTful APIs, optimizing SQL/NoSQL databases, and deploying cloud-native solutions on AWS and Azure to improve reliability and speed. Adept in DevOps, event-driven architecture, and TDD, delivering secure, efficient, and business-impactful software solutions.

SKILLS

Programming Languages: Java/J2EE, C, C++, C#, Python, Shell Scripting, SQL, PHP

Frameworks & Libraries: Angular, React, Redux, ASP.NET, .NET Core (Entity Framework), Spring Boot, Node.js, Express.js, jQuery

Web Technologies: HTML/HTML5, CSS/CSS3, JavaScript (ES6+), TypeScript, SASS, LESS, AJAX, XML, JSON, REST, SOAP, Bootstrap

Databases: MySQL, PostgreSQL, Microsoft SQL Server (MSSQL), NoSQL (MongoDB, Redis), Oracle (PL/SQL), AzureSQL

Testing & Automation: Jest, Junit, Selenium, Jasmine, Karma, Katalon Studio, Postman, Cypress, Mocha

Cloud & DevOps: AWS (EC2, S3, RDS, Lambda), Azure (App Services, Kubernetes), Jenkins, Azure DevOps, GitHub Actions, Docker

Collaboration & Methodologies: Agile (Scrum), Test Driven Development (TDD), JIRA, Trello, Source Control (Git, GitHub)

Relevant Coursework: Object-oriented programming, Data Structures, Algorithms, Design Patterns, DBMS, Microservices

WORK EXPERIENCE

Software Engineer Veera Mobility USA January 2024 – Present

Engineered and optimized 5+ full-stack web applications using Angular, React, ASP.NET Core, and Spring Boot, improving overall system performance by 15%; refactored legacy monolithic apps into microservices and Kafka-based event-driven architectures, reducing latency and boosting scalability.

Designed and implemented 20+ RESTful APIs and GraphQL endpoints using Spring Boot and ASP.NET Core, enabling seamless communication between frontend and backend services; integrated JWT, OAuth 2.0, and RBAC-based security, strengthening application security and reducing unauthorized access incidents by 30%.

Built a Kafka-based event-driven system to process real-time data streams and asynchronous workflows, reducing system latency by 25% and improving throughput; led 20+ code reviews, authored technical documentation, and mentored 5 junior developers, cutting onboarding time by 40% and improving team productivity.

Managed cloud deployments on AWS (EC2, S3, RDS) and Azure (App Services, Kubernetes), ensuring high availability and scalability; improved uptime to 99.9% and reduced deployment issues by 20% through automated monitoring and load balancing.

Optimized MySQL, PostgreSQL, and MongoDB databases by improving data modeling, indexing, and query execution, reducing average query response times by 35% and boosting application performance for 200+ concurrent users.

Associate Software Engineer Upgrad Hyderabad, India February 2020 – July 2022

Developed and optimized Java Spring Boot backend services while enhancing Angular and React (Redux) UI components, improving UI/UX responsiveness; reduced page load times by 20% and boosted backend performance by 30%, supporting faster and more reliable user interactions.

Designed and implemented 10+ scalable RESTful APIs using Spring Boot and Hibernate, enabling seamless data exchange across services and improving response times by 25%.

Deployed applications on AWS (EC2, Lambda, S3, RDS, DynamoDB) and Azure (App Services, Azure Functions, AKS), ensuring high availability and scalability across environments; integrated Redis caching for frequently accessed data, reducing average response times by 30% and improving user experience.

Implemented Test-Driven Development (TDD) and automated testing strategies using JUnit, Selenium, Jest, Jasmine, Karma, Katalon Studio, and Cypress, boosting test coverage by 40% and cutting manual testing effort by 30%, which improved release quality and reduced production defects.

Managed version control systems (Git, GitHub, Bitbucket, Stash) and led 20+ code reviews with detailed feature documentation, improving collaboration and code quality; configured CI/CD pipelines using Jenkins, Azure DevOps, and GitHub Actions to automate builds and deployments, cutting release cycles by 35%.

Collaborated within Agile Scrum teams by contributing to sprint planning, retrospectives, and daily standups, achieving 95% sprint commitment completion and improving cross-team delivery efficiency.

Web Developer L4G Hyderabad, India August 2019 – Jan 2020

Designed and developed 10+ interactive, responsive e-learning pages using HTML, CSS, JavaScript, and Flask, boosting user engagement and session duration by 25%; built and optimized REST APIs with Python and Flask to integrate backend services for course recommendations, improving content delivery speed by 30%.

Worked with MySQL and PostgreSQL to manage and query datasets of 10M+ records, optimizing queries and indexing to improve data retrieval speed by 40% and support faster reporting for business stakeholders.

PROJECTS

Tropic Sun Yacht Rentals System (Azure SQL, ASP.NET, C#, Bootstrap, HTML5, CSS3, JIRA)

Developed an online platform for yacht browsing, registration, and reservations, streamlining user interactions and bookings.

Led full-stack development using Azure SQL, and ASP.NET, managed the project lifecycle, and mentored junior developers.

Movie Review Management System (Spring Boot, React, MySQL, Spring MVC, Spring Data JPA, Hibernate)

Developed a full-stack web application for managing movie reviews, enabling users to browse, add, update, and delete reviews.

Built a responsive React.js frontend with Redux for state management, ensuring smooth UI interactions and real-time updates.

EDUCATION

Master of Science Computer and Information Sciences University of South Alabama

Bachelor of Engineering Information Technology Velagapudi Ramakrishna Siddhartha Engineering College

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