04/11/2026 updated
100 % available
Senior Software Engineer - Java & Microservices Specialist
Jamshedpur, India
Worldwide
B.Tech - CSEAbout me
Rakesh Das is a software engineer at Nielsen. He excels in Java and Go microservices. He won a Nielsen Hackathon using AWS Bedrock and received Best Employee honors at MobiKwik. He enjoys cricket, anime, and travel in his free time. He holds a 9.49 CGPA.
HTMLJava (Programming Language)Cascading Style Sheets (CSS)LinuxAmazon DynamoDBHibernateSpring FrameworkPython (Programming Language)PostgreSQLRedisPrometheusSQL and Java (SQLJ)Apache CassandraGrafanaSpring Boot
Java & Spring Boot Development
Advanced expertise in Java SE/EE, Spring Boot 3.5, and microservices architecture with proven ability to build scalable applications and achieve significant performance improvements
Cloud & DevOps Technologies
Comprehensive experience with AWS services, Docker, Kubernetes, Jenkins, and CI/CD orchestration for automated deployment and infrastructure management
Database & Data Processing
Proficient in PostgreSQL, MongoDB, Kafka, Redis, and data pipeline optimization with demonstrated ability to improve query processing efficiency by 75%
API Development & Integration
Extensive experience with RESTful APIs, JPA, Hibernate, and microservice integration patterns
Monitoring & Observability
Implementation of comprehensive monitoring solutions using Prometheus, Grafana, OpenSearch, and Graylog for system observability
Message Queue & Event Streaming
Advanced knowledge of Kafka, Amazon Apollo, and event-driven architecture for real-time data processing
Testing & Quality Assurance
Automated testing frameworks and performance validation pipelines ensuring high-quality software delivery
Programming Languages
Multi-language proficiency including Python, Lua, Golang, and various scripting technologies
Advanced expertise in Java SE/EE, Spring Boot 3.5, and microservices architecture with proven ability to build scalable applications and achieve significant performance improvements
Cloud & DevOps Technologies
Comprehensive experience with AWS services, Docker, Kubernetes, Jenkins, and CI/CD orchestration for automated deployment and infrastructure management
Database & Data Processing
Proficient in PostgreSQL, MongoDB, Kafka, Redis, and data pipeline optimization with demonstrated ability to improve query processing efficiency by 75%
API Development & Integration
Extensive experience with RESTful APIs, JPA, Hibernate, and microservice integration patterns
Monitoring & Observability
Implementation of comprehensive monitoring solutions using Prometheus, Grafana, OpenSearch, and Graylog for system observability
Message Queue & Event Streaming
Advanced knowledge of Kafka, Amazon Apollo, and event-driven architecture for real-time data processing
Testing & Quality Assurance
Automated testing frameworks and performance validation pipelines ensuring high-quality software delivery
Programming Languages
Multi-language proficiency including Python, Lua, Golang, and various scripting technologies
Experience
Professional experience5 - 10 years
Freelancer since2024
Languages
EnglishNative speakerHindiNative speaker
Project history
Built scalable Java 21 / Spring Boot 3.5 and Golang microservices with real-time media and billing efficiency optimization. Delivered CI/CD orchestration and implemented monitoring solutions achieving 30% reduction in operational errors.
Engineered high-performance postpaid billing platform using Java, Spring Boot, Hibernate, JPA, MySQL, and Lua achieving 40% efficiency gain. Enhanced scalability and reliability through Kafka, Redis, Cassandra integration.
Led CDO team collaboration with Sable Storage to design analytics pipeline leveraging Java, Spring Boot, Hibernate, JPA, and NIS SQL. Improved data access efficiency by 300% and cut query processing time by 75%.