About
Backend Engineer with 2+ years of experience designing, developing, and delivering scalable, production-grade backend systems using Java, Spring Boot, and Node.js. Strong expertise in REST API design, API versioning, pagination, database modeling, exception handling, and secure authentication. Hands-on experience in HRMS, Payroll, ERP, and E-commerce platforms, including exposure to Indian statutory payroll compliance. Proven ability to apply SOLID principles and design patterns to build maintainable, enterprise-ready backend services.
Skills & Expertise (7)
Work Experience
Software Engineer Backend
Qream Solutions Pvt Ltd
07-2024 - Present
Designed and developed 80+ RESTful APIs using Java, Spring Boot, Node.js, and Express.js for HRMS, Payroll, ERP, LMS, and DMS systems. Led backend workflow design, API contracts, and integration strategy while coordinating closely with frontend teams. Implemented REST API versioning, pagination, filtering, and sorting for scalable client consumption. Developed staffing HRMS and payroll workflows including attendance aggregation, shift-based working days, payable day calculation, and payroll processing. Applied SOLID principles and Strategy / Factory design patterns to build configurable payroll and business-rule engines. Implemented JWT-based authentication and RBAC using Spring Security. Designed centralized exception handling, logging, and standardized error responses. Optimized MySQL and PostgreSQL queries using indexing and join optimization, improving performance by up to 35%. Actively participated in client meetings, requirement discussions, and periodic project demos.
Software Engineer Intern
Qream Solutions Pvt Ltd
02-2024 - 06-2024
Developed backend APIs for an e-commerce platform using Java Spring Boot. Implemented cart, checkout, and order workflows secured with JWT-based authentication. Improved application stability through database query and business-logic optimization.
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Relocation
Open to Relocation
