About
Java Developer with 1.8+ years of end-to-end ownership across fintech, ERP and HRMS products. Built an offline search engine handling 1B+ records at 200ms response time and delivered a full-stack HRMS within 2-month deadline. Proven ability to drive projects from requirement to production — REST APIs, microservices and post-deployment debugging.
Skills & Expertise (25)
Work Experience
Software Developer
NextBit Digitech Pvt Ltd
Jan 2026 - Present
Built an offline search engine capable of handling 1B+ records with 200ms response time, reducing query time from 2 minutes using Java, Apache Lucene, and PostgreSQL. Designed and implemented an ETL pipeline with a layered architecture (Storage → Search → API → UI), incorporating Lucene indexing, fuzzy search, caching, and connection pooling for optimized performance. Collaborated in a 4-member team to integrate payment APIs including BBPS, AEPS, mobile recharges, and fund transfers using Spring Boot, JWT authentication, and MySQL, ensuring secure and reliable transactions. Contributed to the development of a real-time call-center dialer and CRM system using WebSockets, enabling live agent call tracking, monitoring, and call recording.
Developer - Contract based
SG Bajrang logistics
Oct 2025 - Dec 2025
Developed a full-stack HRMS web application with a visitor management system, enabling gatekeepers to log visitor details and trigger real-time HR approval notifications for interview candidates, with a simplified check-in flow for management visitors, using Java and React.js within a 2-month timeline. Collaborated with a teammate to extend the HRMS to Android and iOS using Flutter, delivering the same visitor management workflows across web and mobile platforms.
Software Developer
SG WebApp Techniques
Aug 2024 - Sep 2025
Built restaurant management system handling concurrent users with 99% uptime, using Java, Spring Boot and reactjs, ensuring high availability and reliable transactions. Developed secure REST APIs, microservices using Spring Security, JWT, and RBAC, ensuring scalability and modularity. Implemented core modules including Cart, Employee Management, and Payroll with analytics dashboards, improving operational efficiency. Optimized performance via SQL tuning, caching, and async processing and automated reporting using Jasper Reports and Apache POI.
Education
B.Tech. in Computer Science and Engineering - Jharkhand University of Technology
2020 - 2024 · Afghanistan
Certifications
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Skills (25)
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