Full-Stack Java Engineer with Cloud Focus

SUMMARY

YASWANTH KUMAR MACHAVARAPU

Seattle, WA +1-253-***-**** **************@*****.*** LinkedIn Dynamic and results-driven Java Full Stack Developer with 4+ years of hands-on experience designing, developing, and deploying scalable enterprise applications using Java 17, Spring Boot 3, Microservices, React.js, and Angular across healthcare and technology domains. Proven success building cloud-native distributed systems on AWS with strong focus on CI/CD automation (Docker, Terraform, GitHub Actions, Jenkins), performance optimization, and API-driven integration. Experienced in Kafka-based event streaming, Redis caching, and relational/non-relational database design (PostgreSQL, MySQL, MongoDB) to improve high-volume data processing and application throughput. Adept at implementing secure solutions using Spring Security, OAuth2, JWT, and driving high code quality using TDD/BDD

(JUnit, Mockito, Selenium). Strong collaborator in Agile/Scrum environments with a track record of improving deployment frequ ency, reducing defects, and delivering user-centric frontend features leveraging TypeScript, Redux Toolkit, Material-UI, and CSS frameworks. SKILLS

Programming Languages: Java 17+, JavaScript (ES6+), TypeScript, SQL, Python, C# Front-End Technologies: React.js, Angular 17, Next.js, HTML5, CSS3, Tailwind CSS, Bootstrap, Material-UI, Redux Toolkit, AJAX Back-End Technologies: Spring Boot 3, Spring MVC, Spring WebFlux, Spring Security, Spring Cloud, Hibernate, J2EE, RESTful & GraphQL APIs, gRPC, WebSockets, Microservices Architecture Cloud & DevOps: AWS (Lambda, ECS, EKS, S3, RDS, API Gateway), Azure (AKS, Functions), Docker, Kubernetes, Terraform, Jenkins, GitHub Actions, CI/CD Pipelines

Databases & Messaging: PostgreSQL, MySQL, Oracle, SQL Server, MongoDB, Cassandra, Redis, DynamoDB, RabbitMQ, Apache Kafka

Testing & Quality Engineering: JUnit 5, Mockito, Selenium, Cucumber, Postman, Swagger/OpenAPI, SonarQube, TDD/BDD Monitoring & Observability: Prometheus, Grafana, ELK Stack, OpenTelemetry, Splunk, AppDynamics Development Tools: Git, GitLab, GitHub, Maven, Gradle, Jira, Confluence, Nginx Operating Systems: Windows, Linux

EXPERIENCE

Cardinal Health, USA Jan 2025 – Present

Java Full Stack Developer

Designing and building high-performance microservices using Java 17, Spring Boot 3, Spring Cloud and RESTful APIs, driving a 30% improvement in transaction throughput and backend scalability.

Developing enterprise-grade front-end modules with React.js, TypeScript, Redux Toolkit, and Material-UI, enhancing user workflows and accelerating product delivery by 25%.

Implementing event-driven architecture using Apache Kafka and Redis caching for real-time data propagation — reducing latency and system load by up to 40%.

Managing automated deployments to AWS EKS leveraging Docker, Terraform, GitHub Actions CI/CD, cutting deployment turnaround time in half while improving environment consistency.

Securing enterprise authentication via Spring Security, OAuth2, and JWT, ensuring audit compliance and preventing recurrence of high-severity access vulnerabilities.

Enhancing platform reliability and diagnosability through Prometheus, Grafana, and ELK Stack, reducing MTTR by 25% and improving system uptime and incident response efficiency.

Following Agile SCRUM rituals including sprint planning, backlog refinement, and cross-team demos to ensure alignment on enterprise modernization initiatives.

Hexaware Technologies, India Jan 2021 - Aug 2023

Java Full Stack Developer

Developed scalable Spring Boot-based microservices integrated with MySQL, MongoDB, enabling flexible data retrieval for 15+ enterprise modules with improved reliability and maintainability.

Engineered responsive UI screens using Angular 17, HTML5, CSS3, Bootstrap, improving usability metrics and reducing UI-related defects by 30%.

Modernized legacy modules into Docker + Kubernetes microservices architecture, improving application release frequency from monthly weekly while reducing downtime risks.

Built robust CI/CD workflows using Jenkins, automated testing gates, and containerized pipelines — increasing deployment success rate to 99%.

Optimized SQL queries and implemented Redis caching, improving critical transaction response times by 25% and reducing database load under peak usage.

Improved software quality with JUnit, Mockito, Selenium, Cucumber, maintaining 80%+ code coverage and reducing manual regression effort by 50% across releases.

EDUCATION

Master of Science, Computer Science June 2025

Seattle University Seattle, Washington

Bachelor of Technology, Computer Science and Engineering June 2022 Devineni Venkata Ramana & Dr. Hima Sekhar MIC College of Technology India Enormous Enterprise LLC

Job Descriptions

Enormous Enterprise LLC

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Emerging knowledge of software applications and technical processes within a technical discipline (e.g., cloud, artificial intelligence, machine learning, mobile, etc.) Exposure to agile methodologies such as CI/CD, Application Resiliency, and Security Experience across the whole Software Development Life Cycle Demonstrable ability to code in one or more languages Experience in developing, debugging, and maintaining code in a large corporate environment with one or more modern programming languages and database querying languages Hands-on practical experience in system design, application development, testing, and operational stability 2+ Years of experience in Java, Springboot and Reactjs. W2 Contract only - Must be Visa Independent

Location:

Must have : Java + AWS + React / Angular

Wilmington DE(10 roles)- Look nearby but relocation is also open Columbus OH (50 roles)- Relocation is open with prior history/ reason Java Developer

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March 18, 2026

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Columbus, OH

7,427 followers

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