SACHIN KUMAR
Software Engineer
Gurugram,Haryana
Work Preference
Overview
4
4
years of professional experience
4
4
Certifications
Work History
Software Engineer
Decimal Technologies Private Limited
Gurugram
01.2022 - Current
Gyan Bharatam – Digital Manuscript Repository | Government of India
- Developed a scalable digital asset management system on Amazon S3 for secure and efficient storage of
digital manuscripts. - Designed high-performance search and indexing using OpenSearch, enabling real-time content discovery
and faster access to over 1.5 lakh digitized archives.
vFlow Backend Re-architecture & Client Migration
- Spearheaded the architectural redesign of vFlow 2.0, simplifying the database schema by 50% and
boosting throughput and scalability by 50%. - Directed the development of 60+ REST APIs adhering to OpenAPI and SOLID principles, improving
maintainability and interoperability. - Executed phased migration of projects to vFlow 2.0 with 95% accuracy, ensuring seamless client transition.
Branch and Config Management
- Architected a unified branch and configuration management system across three core products (vDesigner,
vFlow, vConnect), enabling parallel development and increasing engineering velocity by 40%.
Multilingual Message Master: Platform-Wide Multilingual Support Framework
- Delivered a centralized localization framework powered by Meta’s NLLB model, supporting multi-language
capabilities across 22+ Indian languages (including RTL) and expanding the product’s global market reach.
Vahana Cloud Platform & Architectural Enhancements
- Integrated advanced AI models into the Vahana AI engine, boosting automated decision‑making accuracy
by 80% and unlocking novel workflow automation features. - Optimized microservice architecture of 50+ services with HashiCorp Consul and Feign Client, enhancing
service resilience, scalability, and request handling efficiency across distributed systems. - Streamlined the development lifecycle through automated integration of Jira, GitLab, Jenkins, and
SonarQube, improving deployment quality, team coordination and accelerating release cycles by 40%. - Reinforced platform stability using Liquibase for schema versioning and Kafka, Logstash and Elasticsearch
for centralized monitoring improving issue detection speed by 35%. - Established a robust testing framework (JUnit, Mockito, JMeter) achieving 80%+ code coverage and reliable
performance under high traffic.
Education
Bachelor of Technology - Computer Engineering
J.C. Bose University of Science And Technology, YMCA
Faridabad 08.2018 - 08.2022
Senior School Certificate - 12th (PCM)
Jawahar Navodaya Vidyalaya
Nuh, Haryana 04.2016 - 05.2017
Secondary School Certificate - 10th
Jawahar Navodaya Vidyalaya
Nuh, Haryana 04.2014 - 05.2015
Skills
- Core Backend Development: Java, Spring Boot, Microservices Architecture, Hibernate / JPA, RESTful API Development, Object-Oriented Programming (OOP), Java Database Connectivity (JDBC), Maven, Code Development & Debugging, Unit Testing (JUnit, Mockito)
- Database & Caching: SQL, PostgreSQL, Redis, Database Management, Liquibase (Database Versioning)
- Messaging & Streaming: Apache Kafka
- Cloud & DevOps: Docker, Kubernetes, Jenkins, Amazon Web Services (AWS), Containerization Technologies, CI/CD Pipeline Management
- Monitoring, Logging & Performance: ELK Stack (Elasticsearch, Logstash, Kibana), SonarQube (Code Quality), Performance Optimization, JMeter (Performance Testing)
- Version Control & Collaboration: Git / Git Proficiency, Jira (Agile Project Management), Code Reviews, Technical Documentation
- System & Architecture: System Design, Software Architecture, Software Development Life Cycle (SDLC), Best Practices & Coding Standards
- API & Integration: API Design & Integration, Postman (API Testing), Troubleshooting & Issue Resolution
- Additional Skills: Linux, Consul (Service Discovery), Research & Development, Product Development, Technical Support / Operational Support, Algorithm Implementation, Detail-Oriented Approach, Customer Support
Websites
Accomplishments
- Kudos Award (2x) for Delivery Excellence and Leadership in high-impact enterprise projects at Decimal Technologies.
- Led backend re-architecture of vFlow 2.0, simplifying database schema by 50% and improving scalability and throughput by 50%.
- Developed 60+ REST APIs aligned with SOLID and OpenAPI principles, enhancing maintainability and integration across platforms.
- Architected cloud-based asset management system for the Government of India’s Gyan Bharatam Project, enabling real-time access to 1.5 lakh+ digitized manuscripts.
- Implemented multilingual framework supporting 22+ Indian languages using Meta’s NLLB model, expanding platform accessibility and global reach.
- Integrated AI-powered automation into the Vahana Cloud platform, boosting decision accuracy by 80% and streamlining workflows.
- Optimized CI/CD pipelines using Jenkins, GitLab, and SonarQube, accelerating release cycles by 40% and improving code quality.
- Enhanced microservice resilience with Consul service discovery and Kafka-based monitoring, reducing issue detection time by 35%.
- Achieved 80%+ code coverage through automated testing with JUnit, Mockito, and JMeter, ensuring reliability under high traffic loads.
Summary
Results-driven Java Software Engineer with 3 years 10 months of experience in designing and developing scalable, high-performance backend systems using Java, Spring Boot, Microservices, PostgreSQL, and AWS. At Decimal Technologies, contributed to Gyan Bharatam – Digital Manuscript Repository (Government of India), delivering a secure, cloud-based asset management platform providing real-time access to over 1.5 lakh digitized archives. Led the backend re-architecture of vFlow 2.0, improving scalability and database efficiency by 50%, and built 60+ robust REST APIs adhering to OpenAPI and SOLID principles. Skilled in Kafka, Redis, Docker, Kubernetes, Jenkins, GitLab CI/CD, and SonarQube, with a strong focus on system design, code quality, and performance optimization. Twice honored with the Kudos Award for Delivery Excellence, passionate about creating reliable, maintainable systems and advancing intelligent automation through AI-integrated backend solutions.
Certification
- Design Microservices Architecture with Patterns & Principles
- The Ultimate MySQL Bootcamp
- Java Programming for Complete Beginners
- Modern Java - Learn Java 8 by Coding
Work Availability
monday
tuesday
wednesday
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friday
saturday
sunday
morning
afternoon
evening
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Languages
English
Upper intermediate (B2)
Hindi
Bilingual or Proficient (C2)
Affiliations
- Participant in Agile/Scrum Development Teams at Decimal Technologies, contributing to collaborative software delivery and sprint-based project execution.
- Contributor to Spring Boot and Java Backend Developer Communities on GitHub and LinkedIn, engaging in open-source collaboration and technical discussions.
- Member of Oracle Java and AWS Developer Communities, staying updated with modern Java frameworks and cloud technologies.
- Alumni of J.C. Bose University of Science and Technology, YMCA, B.Tech in Computer Engineering.
- Alumni of Jawahar Navodaya Vidyalaya (JNV) Nuh, Haryana, fostering lifelong learning and collaboration among Navodaya graduates.
Quote
Clean code, clear logic, and continuous learning — that’s how great software is built.
Timeline
Software Engineer
Decimal Technologies Private Limited
01.2022 - Current
Bachelor of Technology - Computer Engineering
J.C. Bose University of Science And Technology, YMCA
08.2018 - 08.2022
Senior School Certificate - 12th (PCM)
Jawahar Navodaya Vidyalaya
04.2016 - 05.2017
Secondary School Certificate - 10th
Jawahar Navodaya Vidyalaya
04.2014 - 05.2015