Ishan Ganguly

Software Engineer

Bengaluru, Karnataka, India0 mo experience

Key Highlights

Expert in Java and Spring Boot development.
Proven track record in API migration and optimization.
Strong problem-solving and analytical skills.

Stackforce AI infers this person is a Backend-focused Software Engineer in the Fintech industry.

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Skills

Core Skills

JavaSpring Boot

Other Skills

.NET Architecture.NET Core.NET FrameworkASP.NETASP.NET MVCASP.NET RazorASPXAmazon RedshiftBootstrap (Framework)C (Programming Language)C#C++Can Do ApproachCascading Style Sheets (CSS)Coding Standards

About

Motivated and ambitious computer science freak with a strong foundation in programming, algorithms, and software development. Analytical thinker with a knack for problem-solving and innovation. Effective communicator and collaborative team player. Dedicated to delivering high-quality work within deadlines. Adaptable and eager to learn new technologies. Seeking opportunities to apply skills and make a meaningful impact in the field of computer science.

Experience

0 mo

Total Experience

Average Tenure

Current Experience

Payu

Software Engineer

Apr 2024 – Mar 2025 · 11 mos · Gurugram, Haryana, India · Hybrid

Spearheaded the end-to-end migration of business-critical Refund Info APIs from legacy PHP systems to scalable, high-performance Java microservices, directly improving system reliability and maintainability.
Designed and implemented a production-grade RESTful service using Spring Boot, achieving sub-100ms latency through optimized SQL queries, Hibernate-level tuning, and JSON parsing efficiencies.
Introduced API throttling and request validation logic using jQuery at the merchant-level gateway, proactively controlling traffic and protecting downstream systems, which reduced false failures by 30%.
Built fully tested, CI/CD integrated microservices with JUnit (100% code coverage), and deployed seamlessly to AWS EKS clusters, collaborating with cross-functional teams across QA, DevOps, and Product.
Managed production-level debugging, RCA, and resolution for high-priority merchant refund issues, gaining hands-on expertise in live incident handling and systems thinking across distributed architecture.
Worked across a diverse stack including Java, Spring Boot, Gradle, REST, Hibernate, SQL, Redshift, Redash, PHP, Shell scripting, and tools like Postman, Git, enabling deep technical versatility in backend development.

JavaSpring BootRESTHibernateSQLRedshift+5