Senior Java Full Stack Developer

DARPAN DHIMAL

Atlanta, GA • 469-***-**** • *************@*****.***

LinkedIn: linkedin.com/in/dhimaldarpan

Java Full Stack • Backend • Cloud-Native Software Engineer

SUMMARY

Results-driven Software Engineer with 8+ years of experience in designing, developing, and deploying enterprise-scale, cloud-native applications. Expertise in Java, Spring Boot, Microservices, Distributed Systems, Event-Driven Architecture, Kafka, AWS, Docker, Kubernetes, and CI/CD automation. Highly skilled in building resilient APIs, optimizing system performance, and leading engineering initiatives in Agile environments.

CORE TECHNICAL SKILLS

Programming: Java 8-21, Python, Go, JavaScript/TypeScript

Backend: Spring Boot, Spring MVC, WebFlux, Hibernate, Microservices, GraphQL, REST APIs

Frontend: Angular 2–17, React, Redux, RxJS, HTML5, CSS3

Cloud Platforms: AWS (EC2, Lambda, S3, RDS, DynamoDB, CloudFormation, SQS/SNS, Kinesis)

DevOps: Docker, Kubernetes, Helm, Jenkins, GitHub Actions, Terraform, Ansible

Messaging Systems: Kafka, IBM MQ, Redis Streams

Databases: MySQL, PostgreSQL, Oracle, MongoDB, DynamoDB, Couchbase

Observability: ELK Stack, Splunk, CloudWatch, Kibana

Testing: JUnit, Mockito, Selenium, Postman, Jasmine, Protractor

Version Control: Git, GitLab, SVN

PROFESSIONAL EXPERIENCE

Delta Airlines — Atlanta, GA

Senior Software Engineer (Java + Cloud) March 2022 – Present

Develop and scale microservices using Java 11/17/21, Spring Boot, and WebFlux, deployed on Kubernetes and Helm for high availability.

Built mission-critical customer apps using Angular 17, NgRx, and GraphQL, increasing UI performance and responsiveness.

Integrated enterprise messaging services using Kafka, AWS SNS, AWS SQS, Redis Streams, and Kinesis for real-time event processing across booking, flight operations, and customer experience platforms.

Designed message-driven workflows with fan-out patterns, consumer groups, schema validation, retry logic, and dead-letter routing to ensure reliable and fault-tolerant communication.

Architected secure API ecosystems using OAuth2, OIDC, API Gateway, and mTLS.

Designed event-driven messaging flows with AWS SNS/SQS, Kinesis, and Redis Streams for real-time operations.

Developed AWS Lambda micro functions integrated with S3, DynamoDB, and SQS for automation and batch processing.

Strengthened automation by building CI/CD pipelines using GitHub Actions, Jenkins, and Terraform.

Improved system performance by implementing Redis/ElastiCache distributed caching.

Mentored developers, led code reviews, and drove Agile ceremonies to maintain engineering quality and velocity.

USAA — San Antonio, TX

Java Full Stack Engineer February 2019 – March 2022

Designed Spring Boot microservices using REST, GraphQL, Hibernate, and event-driven patterns with Kafka and IBM MQ.

Built scalable Angular 8 SPAs with reusable components, RxJS, and TypeScript.

Implemented event-driven services using Kafka, IBM MQ, and Apache Beam (Dataflow).

Deployed cloud workloads with AWS EC2, Lambda, S3, RDS, CloudFormation, and Elastic Beanstalk.

Containerized applications with Docker and orchestrated deployments with Kubernetes/OpenShift.

Built logging and observability dashboards using Elasticsearch, Logstash, Kibana (ELK), and Splunk.

Migrated legacy Java EE applications (JSP, Servlets, EJB, Struts) to modern Spring Boot microservices.

Bank of Oklahoma — Oklahoma City, OK

Java Developer August 2017 – January 2019

Developed modular Spring Boot applications using Spring MVC, AOP, Batch, and Security.

Built REST APIs and Angular 6/7 components with TypeScript and ES6.

Created hybrid mobile/web apps using Ionic + Cordova with offline-first support.

Managed SQL/PL-SQL development in PostgreSQL and H2; implemented NoSQL solutions using MongoDB/Couchbase.

Implemented TDD with JUnit, Selenium, Postman for backend and UI validation.

Automated builds via Jenkins, Docker, Ansible, and Maven for streamlined CI/CD.

Deployed services on WebLogic and optimized logging using Log4j for performance insights.

EDUCATION

Master of Science in Information Technology — University of the Cumberlands, KY

Bachelor of Science in Computer Science — University of Texas at Arlington, TX

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