Senior Java Engineer Java, Spring, AWS Microservices

Divya Pallanti

Email: ***************@*****.*** Mobile: 682-***-****

PROFESSIONAL SUMMARY

5+ years of experience as a Senior Java Developer specializing in Java, Spring Boot, and Microservices, with a strong focus on developing scalable applications in cloud environments.

Proven expertise in building RESTful APIs and microservices architecture, ensuring high availability and performance in distributed systems.

Experienced in leveraging AWS services such as Amazon EKS, RDS, and DynamoDB to enhance application scalability and resilience.

Proficient in front-end technologies including React and Angular, delivering responsive and user-friendly interfaces for enterprise applications.

Skilled in implementing CI/CD pipelines using Jenkins and GitHub Actions, streamlining deployment processes and improving code quality.

Strong background in performance tuning and load testing using JMeter and k6, ensuring optimal application performance under high traffic.

Demonstrated ability to lead technical projects and mentor junior developers, fostering a collaborative and innovative team environment.

Committed to continuous learning and professional development, holding multiple certifications in Java and AWS technologies.

SKILLS

Programming Languages: Java 17, Java 21, Python, C#, JavaScript, TypeScript, SQL, Go

Frameworks: Spring Boot 3, Spring Framework 6, Spring MVC, Spring WebFlux, Jakarta EE, Hibernate, React, Angular

Microservices Architecture: Microservices Architecture, Distributed Systems, Event-Driven Architecture, API Gateway, Service Discovery, Load Balancing, Rate Limiting, Circuit Breaker Pattern

Cloud Technologies: AWS, Amazon EKS, Amazon ECS, Amazon RDS, Amazon MSK, Azure AKS, Azure Key Vault, Google GKE

Data Management: PostgreSQL, MySQL, NoSQL Databases, DynamoDB, Cassandra, MongoDB, Database Indexing, Query Optimization

Message Brokers: Apache Kafka, Kafka Streams, Kafka Connect, Schema Registry, Avro, Protobuf, Idempotent Consumers, Exactly-Once Processing

API Development: REST API Design, OpenAPI, Swagger, API Versioning, Contract-First APIs, OAuth2, OpenID Connect (OIDC), JWT

DevOps Tools: Docker, Kubernetes, Helm, CI/CD Pipelines, GitHub Actions, Jenkins, GitLab CI, Terraform

Testing Frameworks: Unit Testing, Integration Testing, Contract Testing, Testcontainers, JUnit, Mockito, Performance Testing, k6

Monitoring and Logging: OpenTelemetry, Distributed Tracing, Prometheus, Grafana, Centralized Logging, Structured Logging, Monitoring and Alerting, SLO and SLA Management

Soft Skills: Technical Leadership, Problem-Solving, Communication, Teamwork, Adaptability, Critical Thinking, Time Management, Conflict Resolution

WORK EXPERIENCE

JPMorgan Chase & Co. - Plano, TX

Senior Java Full Stack Engineer - Dec 2023 to Present

Engineered microservices architecture using Java 21 and Spring Boot 3, enhancing system scalability and reducing latency by 30% through optimized REST API design and implementation.

Developed and deployed cloud-native applications on AWS, utilizing Amazon RDS and Amazon EKS for high availability and performance, resulting in a 25% increase in user satisfaction.

Collaborated with cross-functional teams to implement CI/CD pipelines using GitHub Actions and Terraform, streamlining deployment processes and reducing release times by 40%.

Integrated Apache Kafka for event-driven architecture, ensuring reliable message delivery and implementing exactly-once processing, which improved data consistency across distributed systems.

Led the migration to Spring Framework 6, enhancing application security with Spring Security and OAuth2, thereby achieving compliance with OWASP API Top 10 standards.

Conducted performance testing using JMeter and k6, identifying bottlenecks and optimizing system performance, which resulted in a 20% reduction in response times.

Mentored junior developers in best practices for microservices development and cloud deployment, fostering a culture of continuous learning and technical excellence.

Implemented Redis caching strategies to improve data retrieval times, enhancing overall application responsiveness and user experience.

Spearheaded the adoption of Docker and Kubernetes for container orchestration, facilitating blue-green deployments and canary releases, which minimized downtime during updates.

Engaged in root cause analysis and incident response, effectively troubleshooting production issues and ensuring system reliability and uptime.

Technologies Used: Java 21, Spring Boot 3, AWS, Apache Kafka, Docker, Kubernetes, Terraform, JMeter, Redis, CI/CD

Accenture - UnitedHealth Group - Hyderabad, India

Java Full Stack Developer - Feb 2022 to Jul 2023

Designed and developed RESTful APIs using Java 17 and Spring MVC, implementing contract-first APIs with OpenAPI specifications, which improved API usability and documentation.

Collaborated on a multi-million dollar healthcare project, utilizing microservices architecture to enhance system modularity and scalability, serving over 1M users efficiently.

Integrated NoSQL databases like MongoDB and Cassandra for data storage solutions, optimizing query performance and ensuring data consistency across applications.

Employed Spring WebFlux for reactive programming, improving application responsiveness and resource utilization in high-throughput environments.

Implemented CI/CD practices using Jenkins and GitLab CI, automating build and deployment processes, which reduced manual errors and increased deployment frequency by 50%.

Conducted unit and integration testing using JUnit and Mockito, ensuring code quality and reliability, which led to a 15% decrease in post-deployment defects.

Optimized database indexing and query performance in PostgreSQL, resulting in a 30% reduction in data retrieval times and improved application efficiency.

Participated in agile methodologies, contributing to sprint planning and daily stand-ups, enhancing team collaboration and project visibility.

Developed monitoring solutions using Prometheus and Grafana, enabling proactive system health checks and alerting for potential issues.

Engaged in stakeholder management, effectively communicating project updates and technical challenges to non-technical team members, fostering transparency and collaboration.

Technologies Used: Java 17, Spring MVC, MongoDB, Cassandra, Jenkins, GitLab CI, JUnit, PostgreSQL, Prometheus, Grafana

Accenture - Walmart Global Tech - Bengaluru, India

Software Engineer - Java / Full Stack - Feb 2020 to Jan 2022

Built and maintained microservices using Java 17 and Spring Boot, implementing API versioning and rate limiting to enhance service reliability and performance.

Developed user interfaces using React, ensuring seamless integration with backend services and improving overall user experience across web applications.

Utilized AWS services such as Amazon ECS and DynamoDB for scalable application deployment, achieving a 35% reduction in operational costs through efficient resource management.

Implemented distributed tracing with OpenTelemetry, enhancing observability and diagnosing performance issues in real-time across microservices.

Conducted code reviews and provided constructive feedback, promoting best practices in software development and ensuring high code quality standards.

Engaged in performance tuning and latency optimization, resulting in a 20% improvement in application response times and user satisfaction.

Collaborated with cross-functional teams to define system architecture and design patterns, ensuring alignment with business goals and technical requirements.

Assisted in the migration of legacy systems to modern cloud-based solutions, leveraging Infrastructure as Code (IaC) principles with Terraform.

Developed automated testing frameworks using Testcontainers, ensuring robust integration testing and reducing deployment risks.

Participated in knowledge-sharing sessions, enhancing team capabilities and fostering a culture of innovation and continuous improvement.

Technologies Used: Java 17, Spring Boot, React, AWS, DynamoDB, OpenTelemetry, Terraform, Testcontainers, CI/CD, Microservices

CERTIFICATIONS

Oracle Certified Professional: Java SE 11 Developer

AWS Certified Cloud Practitioner

Spring Professional Certification

AWS Certified Developer - Associate

EDUCATION

Masters in Computer and Information Science University of Texas at Arlington 4.0 GPA

Bachelors in Computer Science KL University 90%

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