Senior Full Stack Developer - Java Spring Boot - React/Angular

chaithanya

937-***-**** *****************@*****.*** LinkedIn United States Willing to relocate Professional Summary

• Full Stack Developer with 6+ years of experience designing and delivering scalable enterprise applications across FinTech, Energy, and Manufacturing SaaS domains using Java, Spring Boot, React, and Angular.

• Proficient in Java/J2EE, Spring MVC, Spring Boot, Hibernate, and RESTful APIs, building distributed, high- performance microservices with robust data integrity and optimized transaction workflows.

• Strong frontend expertise in React, Redux Toolkit, TypeScript, and Angular, developing dynamic, accessible, and responsive dashboards for data-driven decision-making.

• Experienced in event-driven architecture and messaging systems using Apache Kafka, Redis, and RabbitMQ, implementing resilient workflows with saga orchestration and idempotent transactions.

• Skilled in cloud-native deployments using Docker, Kubernetes, Terraform, and AWS, ensuring seamless CI/CD automation, scalability, and environment consistency across development stages.

• Proven track record in database design and performance optimization using MySQL, PostgreSQL, and MongoDB, with extensive experience in query tuning, caching, and indexing strategies.

• Hands-on experience with monitoring and observability stacks (ELK, Prometheus, Grafana), implementing centralized logging, alerting, and metric correlation to reduce MTTR and enhance system reliability.

• Adept in CI/CD pipelines and DevOps automation using Jenkins, GitHub Actions, and CloudFormation, improving build efficiency and reducing release cycle times.

• Advocates clean code principles, test-driven development (TDD), and collaborative Agile delivery through mentorship, peer reviews, and cross-functional teamwork.

• Recognized for driving end-to-end feature ownership — from system design and API integration to deployment and monitoring — aligning engineering excellence with business outcomes. Technical Skills

Languages: Java (8–17), TypeScript, JavaScript (ES6+), SQL, HTML5, CSS3, SCSS Frameworks & Libraries: Spring Boot, Spring MVC, Hibernate, React, Redux Toolkit, Angular, Styled-Components, GraphQL Backend & Middleware: RESTful APIs, Microservices Architecture, Kafka, Redis, RabbitMQ, CQRS, Saga Pattern, Event- Driven Systems

Frontend Development: React.js, Redux, Angular 12+, TypeScript, Responsive UI, Accessibility (WCAG 2.1), Component- Driven Architecture

Cloud & DevOps: Docker, Kubernetes, AWS (ECS, EKS, S3, EC2, RDS, Lambda), Terraform, CloudFormation, Jenkins, GitHub Actions

Databases: MySQL, PostgreSQL, MongoDB, Redis Cache, HikariCP Connection Pooling Testing & Quality: JUnit 5, Mockito, Testcontainers, Postman, TDD, Integration & Regression Testing CI/CD & Automation: Jenkins Multi-Branch Pipelines, Maven, Gradle, Git, Bitbucket, SonarQube Monitoring & Observability: ELK Stack (Elasticsearch, Logstash, Kibana), Prometheus, Grafana, Application Performance Monitoring (APM)

Design & Performance: Object-Oriented Design (OOD), SOLID Principles, API Versioning, Query Optimization, Distributed Caching

Methodologies & Tools: Agile (Scrum), Jira, Confluence, Code Review, Pair Programming, Cross-Functional Collaboration Experience

U.S. Bancorp Aug 2024 – Present

Software Developer USA

• Integrated new microservices into the Spring Cloud ecosystem, applying circuit-breaker patterns and distributed tracing to improve resiliency and reduce cascading failures across financial workflows

• Built resilient Kafka-based transaction workflows with retries, backoff logic, and compensating actions to ensure consistent results across distributed systems

• Created idempotent transaction processes using Redis distributed locks to maintain data accuracy during high- volume concurrent operations

• Refactored service-layer logic using Java 8 Streams, lambdas, and Optionals to simplify code and boost collection- processing speed by 30%

• Built custom Redux middleware for request debouncing, retries, and optimistic updates to handle frequent user interactions with consistent state

• Created a dynamic theming system using Styled-Components and TypeScript, producing reusable components and reducing style duplication by 35%

• Containerized microservices using Docker and Kubernetes for reliable, scalable deployments

• Partnered with DevOps to maintain Terraform and CloudFormation templates that automated infrastructure provisioning and CI/CD pipelines

• Mentored junior developers on Spring Boot patterns and best practices, improving code quality and reducing PR cycles by 25%

• Worked closely with designers, QA, and product managers in Agile sprints to refine scope and deliver high-quality releases on time

Technologies Used: Java 17, Spring Boot, Spring Cloud, Hibernate, RESTful APIs, Kafka, Redis, React, Redux, TypeScript, Styled-Components, Docker, Kubernetes, Terraform, AWS CloudFormation, Jenkins, ELK Stack, Git, Maven, Agile

NetJets Inc. Jan 2024 – Jul 2024

Software Engineer USA

• Migrated Spring Boot 2.x services to 3.2 with Java 17, optimizing JVM configuration for 35% faster startup and 20% lower memory use

• Used Kafka-based saga orchestration and event sourcing to coordinate reliable, consistent transactions across energy-trading and billing systems

• Increased API throughput by 70% via Redis caching, connection pooling, and rate limiting, reducing peak-load response time from 500 ms to 150 ms

• Implemented centralized exception handling with Spring AOP and automated alerts, cutting incident response time by 90% for 50K+ daily transactions

• Added custom metrics and cross-service log correlation to ELK / Prometheus dashboards, reducing MTTR by 35% and meeting SLO/SLI targets

• Improved Angular list rendering by 60% using OnPush change detection, trackBy, and async pipes

• Boosted engagement and SEO by introducing React Suspense-based lazy loading and bundle splitting, cutting initial load from 3.2 s to 1.3 s

• Delivered WCAG 2.1 AA-compliant web interfaces with semantic HTML and ARIA labeling, achieving 95% accessibility scores

• Collaborated with business and QA teams to validate complex billing workflows and ensure regulatory compliance Technologies Used: Java 17, Spring Boot 3.x, Spring AOP, Kafka, Redis, MySQL, Angular 12+, React

(Suspense/Lazy Loading), TypeScript, HTML5, CSS3, Prometheus, ELK Stack, Jenkins, Git, Postman, Agile, RESTful APIs

Bosch Apr 2022 – Jul 2023

Software Developer India

• Developed a metadata-driven React / TypeScript framework that enabled per-client UI customization through backend configuration, removing the need for separate deployments

• Built interactive React dashboards visualizing 500K+ data points for real-time analytics and comparative insights

• Designed a CQRS architecture for purchase-order and inventory tracking, publishing Kafka events to maintain real- time stock visibility for 150K daily updates

• Resolved N+1 query issues by tuning Hibernate fetch strategies with joins and batch-fetching, improving complex- query performance by 40%

• Built scalable REST and GraphQL APIs in Spring Boot / Spring MVC, optimizing MySQL access with connection pooling and efficient queries

• Secured APIs with Spring Security OAuth 2.0 and JWTs, ensuring token refresh and trusted authentication across distributed services

• Used RTK Query with Redux Toolkit to cache API calls and prevent redundant requests, improving data-load performance by 35%

• Supported AWS migration by creating IaC modules and Kubernetes manifests to standardize environments across dev, staging, and prod

• Increased client CSAT by 12% through customizable themes and saved preferences for a consistent experience

• Diagnosed production issues, performed root-cause analysis, and implemented preventive measures to reduce downtime

Technologies Used: Java 11, Spring Boot, Spring MVC, GraphQL, Hibernate, Kafka, Redis, React, Redux Toolkit (RTK Query), TypeScript, Styled-Components, MySQL, Docker, Kubernetes, AWS (EKS, S3, RDS), Terraform, Jenkins, OAuth 2.0, Git, Agile

Maveric Systems Jun 2019 – Apr 2022

Software Engineer India

• Built RESTful APIs with Hibernate ORM and optimized SQL / stored procedures for seamless database interaction

• Enabled Hibernate second-level caching with Redis and fine-tuned HikariCP to sustain sub-200 ms responses under high concurrency

• Standardized API design with OpenAPI 3.0 to enforce versioning and error-handling consistency across microservices

• Designed responsive dashboards with drag-and-drop widgets and persistent layout states for personalized user views

• Improved Core Web Vitals by compressing images, using CDNs, and inlining critical CSS, achieving LCP 2.5 s and FCP 1.8 s while boosting organic visibility by 40%

• Built Jenkins multi-branch pipelines to automate builds, testing, and deployments, reducing manual effort and speeding delivery

• Practiced TDD with JUnit 5, Mockito, and Testcontainers to maintain 85%+ code coverage and reliable delivery Technologies Used: Java 11, Spring Boot, Hibernate, REST APIs, Redis Cache, HikariCP, React, TypeScript, Jenkins, OpenAPI 3.0, Docker, CI/CD Pipelines, JUnit 5, Mockito, Testcontainers, Git, Agile Education

Wright State University Ohio, USA

Masters in Computer Science Aug. 2023 – May 2025

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