Msy Suressh Kumar

Java Backend Developer with 4.8 years of experience and exposure to Full Stack development, building scalable enterprise applications using Java 8/11/17, Spring Boot, Microservices, REST APIs, Angular, and ReactJS. Strong experience building distributed microservices, event-driven architectures, and cloud-native applications with a focus on scalability, reliability, observability, and high-performance backend systems. Hands-on experience developing secure and scalable REST APIs using Spring Boot, Spring Cloud, Hibernate/JPA, and Spring Security.

Proficient in SQL and database optimization using MySQL and Oracle, including query tuning, joins, indexing, and performance improvement techniques.

Experience working with Apache Kafka and RabbitMQ for event-driven and asynchronous processing workflows. Skilled in AWS cloud services including EC2, S3, RDS, IAM, CloudWatch, Lambda, and DynamoDB for deploying and monitoring enterprise applications.

Experience integrating backend services with Angular and ReactJS frontends to support seamless client-server communication and responsive user experiences. Implemented validation, centralized exception handling, structured logging, and unit testing using JUnit and Mockito to improve application reliability and maintainability. Familiar with CI/CD and DevOps practices using Jenkins, Docker, Git, and Agile Scrum methodologies.

Strong problem-solving, debugging, and collaboration skills with experience working across backend, frontend, QA, and DevOps teams in Agile environments.

Java Full Stack Developer at Savina Software Private Limited (2023-09 – Present)

Project: Healthcare Benefits Management System

• Designed, developed, and maintained scalable microservices for a Healthcare Benefits Management Platform serving critical business functions including member eligibility verification, benefits administration, claims validation, and enrollment workflows using Java, Spring Boot, and Microservices Architecture.
• Built and optimized RESTful APIs enabling secure, high-performance communication between distributed services. Focused on API design, contract management, request validation, exception handling, and resiliency patterns to improve service reliability and maintainability.
• Developed cloud-native microservices leveraging Spring Cloud components including Config Server and Service Discovery for centralized configuration management, dynamic service registration, and environment consistency across deployments.
• Implemented event-driven architecture using Apache Kafka, designing producers and consumers for asynchronous processing of healthcare transactions, reducing system coupling and improving throughput for high-volume business workflows.
• Collaborated with frontend engineering teams to integrate backend APIs with Angular and React-based applications, enabling seamless user experiences and efficient data visualization for healthcare operations.
• Enhanced application observability through structured logging, centralized monitoring, and proactive troubleshooting practices, enabling faster issue resolution and improved production stability.
• Deployed and supported applications on AWS cloud infrastructure utilizing EC2, RDS, and S3 services. Leveraged CloudWatch for application monitoring, alerting, and operational visibility across environments.
• Contributed to CI/CD automation by developing and maintaining Jenkins pipelines integrated with Git-based version control, reducing manual deployment effort and improving release consistency.
• Optimized database performance through advanced SQL tuning, query optimization, indexing strategies, and execution plan analysis across Oracle and MySQL databases, significantly improving application response times.
• Implemented observability practices across distributed microservices using Prometheus metrics, Grafana dashboards, centralized logging, and distributed tracing to improve production monitoring and troubleshooting.
• Participated actively in Agile Scrum ceremonies including sprint planning, backlog grooming, estimation, daily stand-ups, and retrospectives while collaborating closely with product owners, QA engineers, architects, and cross-functional development teams.
• Investigated and resolved production issues through log analysis, metrics monitoring, root-cause analysis, and performance tuning across distributed services.
• Contributed to production support activities, root-cause analysis, defect resolution, and continuous improvement initiatives to enhance system scalability, availability, and customer experience.

Career Break (2022-03 – 2023-08)

• Took a planned career break to support immediate family medical responsibilities.
• Continued technical upskilling in Java, Spring Boot, Microservices, AWS, Data Structures & Algorithms.

Java Full Stack Developer at Terabeam Proxim Wireless Private Limited (2020-05 – 2022-02)

Project: PV Advanced (Wireless Network Management System)

• Worked on Telecom OSS-based Wireless Network Management System (PV Advanced) used for provisioning, monitoring, and managing wireless broadband devices deployed in large-scale telecom networks.
• Developed scalable backend services supporting thousands of network devices and provisioning operations across telecom infrastructure.
• Optimized REST APIs and database interactions, improving provisioning workflow performance and reducing response latency.
• Developed backend services using Java 8 and Spring Boot to support OSS workflows such as device provisioning, configuration management, and network inventory management.
• Built and maintained RESTful APIs to support device configuration, provisioning workflows, status monitoring, and operational reporting. Implemented CRUD operations using Spring Boot and Spring Data JPA for managing device, network, and inventory data. Developed business logic layers to handle workflows related to wireless device lifecycle management.
• Integrated backend services using REST-based inter-service communication and Feign Clients. Improved application performance by writing optimized JPQL and native SQL queries. Implemented exception handling, validation, and logging using SLF4J and Logback to improve system stability and troubleshooting.
• Participated in code refactoring and performance tuning activities to improve maintainability. Worked closely with frontend teams to integrate backend REST APIs with UI components. Performed unit testing using JUnit to ensure service reliability and correctness.
• Actively participated in Agile Scrum processes including sprint planning, daily stand-ups, sprint reviews, and retrospectives. Used Git for version control, handling branching, merging, and pull requests, and supported build and packaging activities using Maven. Assisted in debugging issues across development and testing environments to ensure timely defect resolution.

Bachelor of Technology in ECE – Pulipati Prasad Institute of Science and Technology (2011 – 2015)