Senior Java/J2EE Lead with 10+ Years Experience

SAI NIKHIL V Sr. JAVA/J*EE DEVELOPER

+1-479-***-**** ************@*****.*** LinkedIn

PROFESSIONAL SUMMARY

Senior Java/J2EE Developer with 10+ years of experience designing and delivering scalable enterprise applications across retail, supply chain, transportation, healthcare, and consumer technology domains. Proven expertise in building cloud-native microservices architectures using Java, Spring Boot, REST APIs, and event-driven systems supporting high-volume enterprise platforms. Experienced in developing distributed backend systems deployed on AWS, Kubernetes, and containerized environments, with strong focus on performance optimization, system reliability, and scalable application design. Adept at collaborating with cross-functional teams including product managers, architects, and DevOps engineers to translate complex business requirements into robust technical solutions. Proficient in leveraging modern AI-assisted development tools such as Cursor and GitHub Copilot to accelerate software development, improve code quality, and streamline debugging and refactoring workflows. Strong advocate of Agile methodologies, CI/CD automation, and best practices for modern enterprise. PROFESSIONAL EXPERIENCE

Senior Java/J2EE Developer, Project: Nike Digital Supply Chain Client: Nike, July 2025 – Present

Develop scalable Java microservices using Spring Boot and REST APIs supporting Nike’s digital supply chain platform processing high- volume product and inventory data.

Leverage AI development assistants such as Cursor and GitHub Copilot to accelerate code generation, refactoring, and development productivity.

Build event-driven architecture using Apache Kafka and AWS cloud services to enable real-time inventory synchronization across distributed supply chain systems.

Optimize backend services and caching layers using Redis and PostgreSQL, improving API performance and reducing response latency.

Design containerized applications deployed via Docker and Kubernetes, ensuring high availability and scalable service orchestration.

Implement CI/CD pipelines using Jenkins, Maven, and Git, enabling automated builds, testing, and streamlined deployments.

Improve platform observability by integrating monitoring tools such as Prometheus and Grafana for proactive performance monitoring.

Write automated test suites using JUnit and Mockito, improving application reliability and deployment stability. Senior Java/J2EE Developer, Project: PriceEx Client: Walmart, May 2024 – June 2025

Developed distributed backend services using Java, Spring Boot, and REST APIs supporting Walmart’s enterprise pricing platform across multiple retail channels.

Utilized AI coding tools including GitHub Copilot to streamline code generation, reduce boilerplate development, and improve productivity.

Implemented event-driven systems using Apache Kafka, enabling near real-time processing of product pricing updates across large retail datasets.

Designed scalable microservices architecture deployed on Kubernetes clusters to support high-volume enterprise applications.

Improved system performance by optimizing SQL queries, indexing strategies, and caching mechanisms, increasing pricing service efficiency.

Built automated deployment pipelines using Jenkins, Docker, and Git, reducing manual release cycles.

Conducted technical code reviews and mentored developers on modern Java development practices.

Collaborated with cross-functional engineering teams to modernize legacy applications into cloud-native microservices architectures.

Participated in Agile sprint cycles delivering scalable solutions aligned with enterprise retail platform goals. Senior Java/J2EE Developer, Project: GTP-CM: CaaS & Automation Client: Walmart, Aug 2022 – Apr 2024

Developed backend automation services using Java, Spring Boot, and REST APIs supporting container-as-a-service infrastructure platforms.

Leveraged AI-assisted development tools such as Cursor to accelerate debugging, refactoring, and code optimization tasks.

Built container orchestration solutions integrated with Kubernetes clusters, enabling scalable application deployment and lifecycle management.

Designed automation APIs supporting infrastructure provisioning and cloud environment management.

Implemented microservices architecture with event-driven communication patterns, improving service scalability and reliability.

Optimized backend performance using asynchronous processing and concurrent programming techniques.

Integrated monitoring and telemetry tools to enhance system visibility and operational performance tracking.

Collaborated with DevOps teams to streamline infrastructure automation and container deployment workflows.

Participated in architecture design discussions focusing on distributed systems scalability and resilience.

Delivered enterprise automation solutions aligned with Walmart’s cloud engineering initiatives. Senior Java/J2EE, Project: Reclaims Management System Client: Union Pacific Railroad, Oct 2021 – Jul 2022

Developed enterprise backend services using Java, Spring MVC, and REST APIs supporting freight reclaim processing systems.

Implemented business logic modules enabling accurate claims management and logistics reconciliation workflows.

Designed scalable database integrations with Oracle and SQL Server, supporting large transportation datasets.

Improved application performance through SQL query optimization and asynchronous processing techniques.

Built service interfaces enabling integration between freight management systems and enterprise logistics platforms.

Collaborated with business analysts to translate operational requirements into scalable backend solutions.

Participated in Agile development practices delivering iterative enhancements to logistics systems.

Improved application monitoring by implementing logging and error-handling frameworks. Senior Java/J2EE Developer, Project:Rail Network State Display Client: Union Pacific Railroad, May 2020 – Sep 2021

Developed backend services supporting real-time rail network visualization platforms used by operational control centers.

Built REST APIs enabling integration with transportation telemetry systems and operational monitoring tools.

Processed high-volume rail network state data streams improving real-time operational visibility.

Implemented event-driven processing frameworks supporting distributed transportation systems.

Designed scalable backend components deployed within containerized infrastructure environments.

Improved reliability through advanced logging, monitoring, and alerting mechanisms.

Delivered backend features supporting operational decision-making across transportation networks.

Participated in Agile development cycles delivering system enhancements and performance improvements. Java/J2EE Developer, Project: Nike Running Club Client: Nike, Feb 2019 – Apr 2020

Developed backend APIs supporting Nike Running Club mobile application, enabling large-scale fitness tracking services.

Implemented scalable services using Java, Spring Boot, and REST architecture to support millions of global users.

Built data processing services enabling activity tracking, workout analytics, and performance insights.

Integrated backend APIs with mobile platforms and external fitness data providers.

Optimized database interactions and caching layers improving application performance.

Collaborated with mobile development teams to deliver seamless backend integration.

Participated in Agile development delivering new product features and platform improvements. Java/J2EE Developer, Project: C-SNAP Client: Cerner Corporation, Feb 2017 – Jan 2019

Built backend modules processing healthcare datasets while maintaining regulatory compliance standards.

Integrated healthcare services using secure messaging and standardized APIs.

Improved application performance through optimized data access layers.

Supported enterprise clinical applications used by hospitals and healthcare providers.

Collaborated with QA teams implementing automated testing processes.

Assisted in system design and backend service enhancements.

Participated in Agile development cycles delivering healthcare platform updates. Java Developer, Project: LPS Client: CMC Ltd (Hyderabad, India), July 2013 – July 2015

Developed enterprise web applications using Java, JSP, Servlets, and JDBC supporting logistics process management systems.

Built backend modules handling workflow automation and data processing.

Designed database schemas and optimized SQL queries improving system performance.

Implemented web interfaces and backend integrations supporting operational users.

Collaborated with development teams delivering enterprise software solutions.

Supported production environments through debugging and system enhancements.

Performed application maintenance, bug fixes, and feature improvements.

Assisted in improving application reliability and operational efficiency. TECHNICAL SKILLS

Programming Languages: Java (JDK 8/11/17), J2EE, SQL, JavaScript Frameworks & Backend Technologies: Spring Boot, Spring MVC, Spring Security, Hibernate, JPA, Microservices Architecture, RESTful APIs

Cloud & Container Technologies: AWS (EC2, S3, RDS, Lambda), Docker, Kubernetes, Cloud-Native Application Development Messaging & Event Streaming: Apache Kafka, Event-Driven Architecture, Asynchronous Messaging Systems Databases: Oracle, PostgreSQL, MySQL, SQL Server, Redis DevOps & CI/CD: Jenkins, Maven, Git, Docker Pipelines, CI/CD Automation Monitoring & Logging: ELK Stack (Elasticsearch, Logstash, Kibana), Splunk, Prometheus, Grafana AI-Assisted Development: Cursor, GitHub Copilot

Development Practices: Agile, Scrum, Test-Driven Development (TDD), Unit Testing (JUnit), Integration Testing (Mockito), Design Patterns, Performance Optimization

Education

Northwest Missouri State University

Master Of Computer Science Aug 2015 – Dec 2016

Institute of Aerunotical Engineering

Bachelors of Technology, Computer Science Aug 2009 – July 2013

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