Headline

Backend Engineer | Java · Spring Boot · Apache Kafka · Microservices · ETL · Financial Systems | SDE-1 @ CCIL | LeetCode Knight 1800+

About

Backend engineer with production experience building Kafka pipelines and microservices at CCIL — one of India's core financial market infrastructure companies. At CCIL, I work on high-reliability backend systems in Java Spring Boot, including a Kafka-based data extraction utility and implementing design patterns for maintainable, scalable services. Prior to this, I integrated LLM APIs at PiratesAlert to build an anti-piracy solution. 600+ LeetCode problems solved. Strong in DSA, system design, and object-oriented design. Currently open to SDE-1 roles at product companies — fintech, consumer tech, or high-scale startups. Tech: Java · Spring Boot · Apache Kafka · Microservices · REST APIs · MySQL · Git

Location

Mumbai

AI stack

antigravity

claude code

langchain

langgraph

ollama

claudecode

Work experience

Software Engineer at The Clearing Corporation of India Limited (CCIL), Jun 2025 - Present · 1 yr 4 mos, Mumbai, Maharashtra, India, - Refactored a monolithic Kafka topology into isolated single-responsibility pipelines, significantly reducing stream failures and preventing cascading breakdowns. - Built an internal Kafka data publishing tool that cut manual effort by 90% and automated environment config checks to prevent production deployment failures. - Developed an RTGS instruction generator consolidating payment details and integrating with existing financial systems to reduce manual approval effort. - Built an async ETL pipeline to migrate data from legacy systems to the new platform, with reconciliation scripts to ensure data consistency and zero duplication. - Implemented a cache export service generating structured CSV reports of in-memory state for reconciliation and integrity verification against legacy systems.

Research Intern at IISER Mohali, Jul 2024 - Jun 2025 · 1 yr, Mumbai, Maharashtra, India

Full Stack Developer Intern at Pirates Alert, Nov 2023 - Jan 2024 · 3 mos, Navi Mumbai, Maharashtra, India, Building Anti-priacy solution to stop counterfeit

Project Intern at Tata Institute of Fundamental Research, Mumbai, Jul 2023 - Jun 2024 · 1 yr, Mumbai, Maharashtra, India

Creative Team Member at E-CELL FCRIT, Aug 2022 - Jul 2023 · 1 yr, Navi Mumbai, Maharashtra, India

Education

Bachelor of Technology - BTech, Information Technology, Fr. Conceicao Rodrigues Institute of Technology

HSC, SMT. CHM College, Ulhasnagar - 03

Public links

github: https://github.com/AmanS369