Sahil .
Bangalore
Summary
Dynamic Senior Software Engineer with a proven track record at EPAM Systems, excelling in API design and performance optimization. Recognized for enhancing query efficiency and leading successful data migrations. Adept at problem-solving and leveraging Java and AWS technologies to drive impactful results in high-traffic environments.
Overview
7
7
years of professional experience
1
1
Certification
Work History
Senior Software Engineer
EPAM Systems
Bengaluru
06.2025 - Current
- Client: Google
- Enhanced registration page query performance, reducing latency for internal Googlers
- Developed filters in Query Registration APIs, streamlining Sales team processes
- Implemented in-flow editing during registration, minimizing drop-offs and retries
- Designed new enum-based document types and executed safe production backfills
- Developed Google Spanner scripts for data corrections across environments
- Tech: Java, GRPC, Google Spanner, Proto, RPC Studio.
Software Engineer
EPAM Systems
Hyderabad
12.2022 - 03.2025
- Client: Amazon
- Led DynamoDB migration with A/B testing and zero production incidents
- Designed caching strategies that reduced API latency significantly
- Migrated 3 high-traffic services (15k–50k TPS) with encryption using KeyMaster, enhancing data security and performance
- Developed Python automation scripts for large-scale data migration, streamlining processes and reducing downtime
- Acted as on-call engineer, recognized for fast incident resolution
- Configured 450+ CloudWatch monitors across 6 services, improving system observability and incident response capabilities
- Achieved Overall Excellence Champion recognition for Q4 2023
- Tech: Java 8/17, Spring Boot, AWS, DynamoDB, API Gateway, Python
Java Backend Developer
Publicis Sapient
Bengaluru
05.2022 - 12.2022
- Developed Spring Boot microservices and REST APIs to support scalable application architecture
- Strengthened microservices design and enhanced Java 8 proficiency to improve code quality
Java Developer
Tata Consultancy Services
Bengaluru
05.2020 - 05.2022
- Designed and implemented Spring Batch jobs to automate data processing for wealth management
- Developed REST APIs with JWT authentication
- Built Angular Material UI components to enhance user experience and streamline application functionality
- Facilitated Scrum meetings in absence of lead
Associate Java Developer
Tata Consultancy Services
Bengaluru
07.2019 - 05.2020
- Optimized EOD batch jobs, reducing execution time for timely data availability
- Facilitated smooth operation of production processes by addressing critical client issues.
Education
B.Tech - Computer Science Engineering
Deenbandhu Chhotu Ram University of Science & Technology
Murthal05-2019
Skills
- Java (8, 17)
- Data migration
- API design
- Cloud technologies
- AWS services
- Problem solving
- Pipeline maintenance
- Advanced data structures
- Design reviews
- Dashboard creation
- Performance improvements
- Operational support
- Programming
- Python
- SQL
- Spring Boot
- Spring Batch
- REST APIs
- Microservices
- JMS
- AWS (S3, DynamoDB, IAM, API Gateway)
- CI/CD
- DynamoDB
- Google Spanner
- IBM DB2
- MySQL
- JUnit 5
- TDD
- Integration Testing
- Git
- Maven
- Postman
- Jenkins
- IntelliJ
- VS Code
Websites
Core Technical Skills
Java (8, 17), Python, SQL, Spring Boot, Spring Batch, REST APIs, Microservices, JMS, AWS (S3, DynamoDB, IAM, API Gateway), CI/CD, DynamoDB, Google Spanner, IBM DB2, MySQL, JUnit 5, TDD, Integration Testing, Git, Maven, Postman, Jenkins, IntelliJ, VS Code
Certification
AWS Certified Developer - Associate
Timeline
Senior Software Engineer
EPAM Systems
06.2025 - Current
Software Engineer
EPAM Systems
12.2022 - 03.2025
Java Backend Developer
Publicis Sapient
05.2022 - 12.2022
Java Developer
Tata Consultancy Services
05.2020 - 05.2022
Associate Java Developer
Tata Consultancy Services
07.2019 - 05.2020
B.Tech - Computer Science Engineering
Deenbandhu Chhotu Ram University of Science & Technology