Abha Singh

Backend Engineer

Pune, Maharashtra, India3 yrs 5 mos experience

Key Highlights

4 years of experience in backend development.
Expertise in building scalable microservices.
Proven track record in optimizing application performance.

Stackforce AI infers this person is a Backend Developer specializing in Fintech solutions with strong microservices architecture skills.

Contact

Skills

Core Skills

JavaSpring BootSql

Other Skills

RESTful APIsMySQLJUnitMockitoAWSServiceNowSpring MVCMicroservicesREST APIsGitSpring SecurityProblem SolvingPostman APICore JavaReact.js

About

Java Backend Developer with 4 years of experience designing and building scalable backend systems using Java, Spring Boot, and Microservices architecture. Currently working as SDE-2 at HashedIn by Deloitte, contributing to a microservices-based banking platform for Citi Bank that supports trade processing workflows including trade booking, validation, enrichment, allocation, and routing. Experienced in developing RESTful APIs, optimizing SQL queries, and improving application performance in distributed systems. Strong hands-on experience with Spring Boot, MySQL, JUnit, Mockito, and AWS, with a focus on building reliable and high-performance backend services. Previously worked at Cognizant, contributing to enterprise systems by implementing backend features, resolving production issues, and improving system stability through performance optimization and debugging. Passionate about building scalable backend platforms, solving complex engineering problems, and continuously improving system performance.

Experience

3 yrs 5 mos

Total Experience

2 yrs 8 mos

Average Tenure

9 mos

Current Experience

Hashedin by deloitte

SDE-2

Jul 2025 – Present · 9 mos · Pune District, Maharashtra, India

Working on a microservices-based banking platform for Citi Bank, responsible for building and enhancing backend services that support trade processing workflows including trade booking, validation, enrichment, allocation, and routing.
Designed and developed scalable RESTful APIs and microservices using Java and Spring Boot to support high-volume trade processing workflows.
Implemented backend services with Spring Boot, MySQL, and RESTful APIs, improving system performance and reliability.
Wrote unit tests using JUnit and Mockito, increasing test coverage by 25% and improving code quality.
Optimized SQL queries, reducing database execution time by 40% and improving application performance.
Debugged production issues and collaborated with cross-functional teams to deliver stable and scalable backend features in an Agile environment.

JavaSpring BootRESTful APIsMySQLSQLJUnit+2

Cognizant

3 roles

Programmer Analyst

Oct 2023 – Jun 2025 · 1 yr 8 mos

Spearheaded the development and implementation of cutting-edge solutions for the Cognizant Insights Product, delivering high-quality, scalable code that enhances user experience.
Collaborated closely with senior engineers and product managers to refine user stories and bug reports, ensuring seamless iteration deliveries with a focus on performance and reliability.
Contributed to backend feature development using Java and SQL, supporting enterprise workflows and implementing JIRA stories to deliver product enhancements.

JavaSQLServiceNowSpring MVC