Full-Stack Developer Java

BHAVANA KOKKU

*******.*****@*****.*** 978-***-**** LinkedIn

Java Full-Stack Developer

PROFESSIONAL SUMMARY

Experienced Java Full-Stack Developer with 4+ years of expertise in designing and developing scalable applications using Java, Spring Boot, Hibernate, and Microservices. Skilled in building robust backends with Spring Framework and creating dynamic UIs using React, Angular, and TypeScript. Proficient in developing secure RESTful APIs and GraphQL services with OAuth2 and JWT. Experienced with cloud platforms like AWS, Azure, and GCP, leveraging tools such as EC2, S3, and Firebase for scalability. Adept in CI/CD pipelines using Jenkins, Docker, Kubernetes, and Terraform, with strong database management skills in PostgreSQL, MongoDB, and Redis. Expertise in event-driven architecture with Apache Kafka and RabbitMQ. Agile practitioner with a passion for emerging technologies, team mentoring, and efficient development processes.

TECHNICAL SKILLS

Programming Languages:

Java 8+, JavaScript, TypeScript, Python

Back-End Technologies:

Spring Boot, Spring MVC, Hibernate, JPA, Microservices, REST APIs, GraphQL

Front-End Technologies:

React, Angular, TypeScript, HTML5, CSS3, Bootstrap

Cloud & DevOps:

AWS (EC2, S3, Lambda, DynamoDB, API Gateway), Azure, Docker, Kubernetes, Jenkins, GitHub Actions, Terraform

Databases:

PostgreSQL, MySQL, MongoDB, Redis

Messaging & Streaming:

Apache Kafka, RabbitMQ

Testing & Tools:

JUnit, Mockito, Selenium, Postman, SonarQube, JMeter

Version Control:

Git, GitHub, GitLab, Bitbucket

Project Management:

Agile, Scrum, Kanban, JIRA, Confluence

Other Tools:

Maven, Gradle, ELK Stack, OpenAPI, Swagger

WORK EXPERIENCE

Java Full-Stack Developer

Client: CareFirst Maryland August 2024 – Present

Developed and maintained microservices-based healthcare applications using Java, Spring Boot, and Angular.

Designed and implemented RESTful APIs to integrate with third-party health monitoring services for real-time tracking of patient vitals and appointments.

Ensured HIPAA compliance by implementing OAuth2 authentication and RBAC.

Managed structured and unstructured patient data using MongoDB and PostgreSQL.

Integrated Kafka-based real-time notification systems to alert patients and healthcare providers.

Led code reviews and mentoring sessions to uphold best coding practices.

Implemented Redis-based caching to improve API response times and enhance system performance.

Developed and deployed containerized applications using Docker and Kubernetes, ensuring seamless scalability and reliability.

Automated CI/CD pipelines with Jenkins and GitHub Actions to accelerate deployment cycles and minimize downtime.

Environment: Java, Spring Boot, Angular, REST APIs, OAuth2, MongoDB, PostgreSQL, Kafka

Java Full-Stack Developer

Client: Ergon Flowood, Mississippi. April 2023 – July 2024

Built a full-stack e-commerce platform with Spring Boot and Angular, delivering a dynamic user interface and seamless integration.

Enabled real-time order tracking with Apache Kafka and optimized API performance using Redis caching, reducing latency by 40%.

Utilized AWS services (S3, Lambda, DynamoDB, API Gateway) for scalable, cloud-native infrastructure.

Strengthened security with Spring Security, JWT authentication, and API rate limiting.

Deployed and scaled applications with Docker, Kubernetes, and microservices architecture.

Enhanced database efficiency with Hibernate, JPA, and optimized SQL queries.

Followed Agile methodologies using JIRA for efficient project management.

Environment: Spring Boot, Angular, Kafka, Redis, AWS (S3, Lambda, DynamoDB, API Gateway), Docker, Kubernetes, Hibernate, JPA, REST APIs, Microservices, Spring Security, JWT, Agile, JIRA.

Java Full-Stack Developer

Client: Allvy Software Solutions Hyderabad, India March 2020 – November 2022

Implemented Spring Security with JWT and OAuth2 for secure user authentication and role-based access control in banking applications.

Designed and deployed scalable microservices using Spring Boot, with RESTful APIs integrating third-party payment gateways and banking services.

Leveraged Apache Kafka for real-time transaction processing and fraud monitoring, improving speed and detection capabilities.

Containerized applications with Docker, orchestrated using Kubernetes, and automated build/deployment pipelines with Jenkins, Git, and Maven.

Enhanced database performance with SQL query optimization and Redis caching, reducing response times by 30% and ensuring efficient handling of large-scale transactions.

Integrated ELK Stack for centralized logging and Prometheus/Grafana for real-time system health monitoring, enabling proactive issue resolution.

Environment: Spring Security, JWT, Kafka, Docker, Kubernetes, Jenkins, Redis, SQL Optimization

PROJECTS & CONTRIBUTIONS

1. Healthcare Patient Portal

Overview: A web-based healthcare application designed to enhance patient-doctor communication, appointment scheduling, and real-time patient monitoring.

Designed and developed a web-based healthcare patient portal to improve patient-doctor communication and appointment scheduling.

Built a real-time patient monitoring system using Spring Boot, Angular, and Kafka for seamless data streaming.

Implemented GraphQL APIs to enable flexible and efficient data retrieval.

Integrated AWS Lambda functions to automate appointment reminders and notifications.

Enhanced system performance and scalability by leveraging cloud-based solutions and event-driven architecture.

2. E-Commerce Platform

Overview: An enterprise-grade e-commerce system enabling real-time order tracking, optimized search, and cloud-based scalability.

Designed a Spring Boot microservices architecture to handle high-traffic transactions.

Implemented Redis caching for faster search results and reduced DB load.

Utilized Kafka streams for order and payment processing.

3. Banking Transaction System

Overview: A secure banking transaction platform built with microservices and event-driven architecture to enable high-speed, fraud-resistant transactions.

Developed a secure transaction system using JWT and OAuth2 authentication.

Used Kafka for event-driven processing and Dockerized microservices for deployment.

Improved query performance using PostgreSQL indexing techniques.

EDUCATION

Masters in Computer Science - Rivier University 2024

Bachelor of Technology in Information Technology - Anurag Group of Institutions, Hyderabad, India 2022

SOFT SKILLS

Strong Analytical & Problem-Solving Skills

Effective Communication & Team Collaboration

Adaptability & Continuous Learning

Leadership & Mentoring

Time Management & Prioritization

Conflict Resolution & Critical Thinking

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