Stack Developer Spring Boot

SIDDHARTH MANGU

Fairfax, VA +1-571-***-**** **************@*****.*** GitHub LinkedIn

Professional Summary

Full Stack Developer with 3+ years of experience in designing and deploying scalable, cloud native web applications across banking and e-commerce sectors. Skilled in Java (8–17), Spring Boot, and modern frontend frameworks like React and Angular. Experienced in microservices, event driven architecture, and container orchestration using Docker and Kubernetes. Proficient in cloud platforms (AWS, Azure) and Infrastructure as Code (Terraform). Recently upskilled in Microservices Security, Cloud Native CI/CD with GitHub Actions, Generative AI APIs, and Observability tools like Prometheus and Grafana.

Technical Skills

Languages & Frameworks: Java 8/11/17, Spring Boot, Java EE, Jakarta EE, Node.js, React, Angular, Python, TypeScript

Cloud & DevOps: AWS (EC2, S3, Lambda, RDS), Microsoft Azure, Docker, Kubernetes, GitLab CI, Jenkins, GitHub Actions, Terraform, Helm

Databases: Oracle, PostgreSQL, MySQL, MongoDB, Redis

Messaging/Eventing: Kafka, RabbitMQ

Security & Performance: OAuth2, JWT, SSL/TLS, OWASP, API Gateway Security, Microservices Security Patterns

Monitoring & Observability: Prometheus, Grafana, ELK Stack, SonarQube, New Relic

Testing & Automation: Selenium, JUnit, Jasmine, Karma, Postman, Cypress

Other Tools: Git, JIRA, Visual Studio Code, Eclipse

Professional Experience

Software Development Engineer (SDE)

eBay

May 2024 – Present

Designed and deployed cloud native microservices using Java 17, Spring Boot, and REST APIs on AWS, improving scalability.

Built React and Angular components with TypeScript, improving UI responsiveness by 35%.

Integrated Generative AI APIs to personalize product recommendations, increasing customer engagement.

Developed event driven systems with Kafka and RabbitMQ for global transaction workflows.

Implemented GitHub Actions CI/CD along with Docker and Kubernetes, reducing deployment time by 40%.

Enhanced monitoring by adding Prometheus and Grafana dashboards, cutting incident response time by 25%.

Senior Java DevOps Developer

Capgemini Technology Services

Sep 2021 – Sep 2022

Engineered secure banking apps with Spring Boot, OAuth2, and JWT-based authentication, ensuring compliance.

Developed SOAP and REST APIs for KYC and loan processing integrated with Azure Cloud services.

Deployed event driven messaging with Kafka and RabbitMQ, reducing transaction latency by 30%.

Built CI/CD pipelines using Jenkins and Helm based Kubernetes deployments, achieving zero-downtime releases.

Applied OWASP standards and implemented API Gateway Security, enhancing data protection.

Configured ELK Stack and Prometheus for observability, improving production stability.

Full Stack Developer Intern

Neorise Software Solutions

Jun 2020 – May 2021

Built Angular and Node.js applications integrated with MongoDB and Redis for faster data interactions.

Designed APIs with Express.js and enhanced performance with Postman and Cypress testing.

Deployed apps on AWS EC2 with automated Terraform provisioning, reducing infrastructure setup time.

Created responsive UIs with HTML5, CSS3, and Bootstrap, improving user adoption by 20%.

Projects

AI-Powered Phone Price Prediction (GitHub Repo)

Developed a Python ML model predicting phone prices; integrated with FastAPI for REST endpoints and deployed on AWS Lambda.

Cloud Migration with Observability

Migrated legacy apps to AWS using Terraform and Docker.

Added Prometheus/Grafana monitoring to track cloud cost and performance, reducing costs by 30%.

Education

M.S. in Computer Science – George Mason University, Fairfax, VA

B.Tech in Computer Science – GITAM University

Certifications

Microsoft Azure Developer Associate (AZ-204) – 2021

AWS Certified Solutions Architect – Associate (2023)

Data Science – Coursera

Web Design and Development – Coursera

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