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About Me

Yeswanth Vajja

Full Stack Java Developer with over 6 years of hands-on experience in designing, developing, and deploying enterprise-grade applications using Java 8/11, Spring Boot, Microservices, and ReactJS. Adept at building scalable, high-performance solutions with clean architecture and modern development practices.

Hello There!

I’m Yeswanth Vajja, a results-driven Full Stack Java Developer with over 6 years of hands-on experience designing, developing, and deploying enterprise-grade applications using Java 8/11, Spring Boot, Microservices, and ReactJS.

  • Available for Freelancing & Full-Time Opportunities
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6+ years of experience in full Stack development ||

|| Expert in Java, Spring Boot, Hibernate & Microservices ||

|| Hands-on with Kafka, RabbitMQ & event-driven systems ||

Cloud deployments on AWS & Azure

Strong expertise in PostgreSQL, Oracle & MongoDB

Services

What I Offer

💻 Full-Stack Development

I design and develop complete, scalable web applications from concept to deployment — combining modern technologies.

🚀 Cloud & DevOps

Deploying applications on AWS & Azure with Docker, Kubernetes, Jenkins pipelines, and CI/CD automation for faster delivery.

🔄 API & Messaging Systems

Building REST APIs, implementing OAuth2 & JWT security, and integrating event-driven workflows with Kafka, JMS, and RabbitMQ.

My Resume

A snapshot of my professional journey — showcasing my experience, education, and growth as a Full-Stack Developer.

💼Experience

Jun 2023 – Present

Full Stack Java Developer

Subaru of America

Full Stack Java Developer skilled in Spring Boot microservices, ReactJS dashboards, and AI-driven analytics, with expertise in AWS and CI/CD automation for scalable, secure enterprise solutions.

  • Deployed Spring Boot microservices with Kafka for real-time vehicle telemetry analytics.
  • Built secure RESTful & GraphQL APIs using Spring Security (OAuth2, JWT).
  • Developed ReactJS + TypeScript dashboards with an AI-driven diagnostics assistant using RAG pipelines.
  • Migrated services to AWS (EC2, RDS, EKS) with Docker, Kubernetes, and Terraform.
  • Set up CI/CD with Jenkins & GitHub Actions and observability via ELK, Prometheus, Grafana.
  • Tech Stack: Java 11, Spring Boot, Spring Cloud, Kafka, GraphQL, ReactJS, TypeScript, AWS (EC2, S3, RDS, EKS), Docker, Kubernetes, Jenkins, GitHub Actions, PostgreSQL, Terraform, JUnit, Agile Scrum.
Aug 2018 – Jul 2022

Software Developer

Swiss Re

Software Developer experienced in building scalable Spring Boot microservices, developing ReactJS and Angular interfaces, and automating deployments on AWS and Kubernetes for high-performance reinsurance systems.

  • Designed and maintained microservice-based reinsurance systems using Spring Boot and Hibernate.
  • Built dynamic ReactJS and Angular UIs for claims, policy, and analytics workflows.
  • Implemented Spring Batch and Spring Security for secure, automated data processing.
  • Deployed scalable services on AWS and Kubernetes with Docker, Jenkins, and Helm.
  • Enhanced performance with GraphQL APIs, Redis caching, and optimized database queries.
  • Tech Stack: Java 8, Spring Boot, Spring Batch, Hibernate, ReactJS, Angular 8, GraphQL, AWS (SNS, SQS, Elastic Beanstalk), Docker, Kubernetes, Helm, Jenkins, PostgreSQL, MongoDB, Redis, JMeter, JIRA, REST APIs, OAuth2.

🎓Education

May 2024

Master of Science in Computer Science

Wayne State University

Specialized in Software Engineering, Data Structures, and Distributed Systems. Gained in-depth understanding of algorithms, database management, and software architecture principles. Developed multiple academic and research-based software projects emphasizing scalable architectures, cloud integration, and high-performance computing. Strengthened skills in problem-solving, agile development, and collaborative research through hands-on coursework and team-driven innovation.

May 2019

Bachelor of Technology in Electronic Engineering

Vellore Institute of Technology

Built a strong foundation in circuit design, digital electronics, microprocessors, and communication systems, with comprehensive knowledge of both analog and digital technologies. Gained extensive hands-on experience in embedded systems, signal processing, and control engineering through practical lab work, prototype development, and academic research. Strengthened analytical, programming, and problem-solving abilities by applying hardware-software integration principles to design efficient, real-world engineering solutions.

Certifications

Professional certifications that demonstrate my expertise and commitment to continuous learning.

🏆

Oracle Cloud Certified Developer Professional

— cloud-native app development on OCI.

🎓

Oracle Cloud Certified DevOps Professional

— CI/CD and cloud automation on OCI.

🎖️

Oracle Cloud Certified AI Foundations Associate

— strong foundation in AI, ML, and Oracle Cloud AI tools.

Pro Skills

Let’s Explore My Skills

Java (Expert)
95%
Spring Boot & Microservices
92%
PostgreSQL, MySQL, MongoDB
90%
AWS & Azure
88%
Kafka, JMS, RabbitMQ
87%
Docker & Kubernetes
85%
CI/CD (Jenkins,GitHub)
90%
Spring Security, OAuth2, JWT
85%

Works & Projects

Explore my professional projects across Web, Mobile, and Automation domains. These highlight my expertise in building secure, scalable, and enterprise-grade systems using technologies like Java, Python, C++, PHP, Kotlin, Spring Boot, React.js, Angular, Microservices, Kafka, Docker, Kubernetes, AWS, and Azure.

Classic SuperHeroes
BootCamp & Training

Xplora IT Labs Pvt. Ltd. | Full Stack Java Developer Bootcamp | Sept 2018 – July 2019 | Hyderabad, India

Completed intensive training in Java, Spring Boot, ReactJS, REST APIs, and database management, gaining hands-on experience in full stack web application development.

Completed an intensive Full Stack Java Developer Bootcamp, mastering Core Java, Spring Boot, Hibernate, ReactJS, and RESTful APIs. Built and deployed microservice-based applications, integrating Spring Boot backends with Bootstrap-driven frontends. Practiced version control and CI/CD fundamentals using Git, Maven, and AWS Free Tier for deployment and testing. Worked in Agile sprints, performed unit testing with JUnit, and collaborated on team-based projects simulating real-world development workflows.

Tech Stack: Java, Spring Boot, Hibernate, ReactJS, REST APIs, Bootstrap, Git, Maven, JUnit, AWS, Agile.

Character Traits

Who I Am

Analytical thinker with strong problem-solving skills, experienced in designing scalable enterprise solutions.
Analytical
Problem Solver
Detail-oriented backend engineer with a focus on accuracy, reliability, and performance optimization.
Detail-Oriented
Quality Driven
Collaborative team player, thriving in Agile/Scrum environments and cross-functional projects.
Collaborative
Team Oriented
Adaptable and continuously learning, quick to embrace new tools, technologies, and domains.
Adaptable
Continuous Learner

contact

Get in Touch with Me!

My Location:

Mckinney, TX

Contact Number:

+1 (206) 426-3846

Email Me:

yeswanth@webappn.com

Ready to kickstart your next project?

Let’s connect and collaborate on impactful solutions. I’m open to full-time opportunities, consulting, or freelance work.

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