Job Description – Software Engineer / Senior Software Engineer (.NET) Position Software Engineer / Senior Software Engineer (.NET) Experience 5–7 Years Location Kolkata About the Role We are looking for passionate .NET engineers to join our Product Engineering team building a large-scale Retail ERP platform used by enterprise retailers. The role involves designing and developing scalable backend services, modern APIs, and event-driven solutions while contributing to the transformation of our monolithic ERP into domain-oriented, cloud-ready services. You will work closely with Product Managers, Architects, QA Engineers, and cross-functional teams to deliver high-quality software with a strong focus on performance, scalability, and maintainability. Key Responsibilities • Design, develop, and maintain enterprise-grade applications using C# and .NET. • Develop RESTful APIs and backend services for ERP and retail business workflows. • Write clean, maintainable, and testable code following SOLID principles and best practices. • Optimize application performance, database queries, and backend processing. • Design and implement asynchronous and event-driven solutions using Kafka or messaging platforms. • Work with PostgreSQL, including writing optimized SQL queries and stored procedures. • Participate in code reviews and architectural discussions. • Troubleshoot production issues and perform root cause analysis. • Collaborate with QA and Product teams throughout the software development lifecycle. • Contribute to the modernization of legacy applications into modular, domain-oriented services. Required Skills Technical Skills • Strong proficiency in C# and .NET Framework / .NET Core (.NET 6/8+) • Solid understanding of Object-Oriented Programming, Design Patterns, and SOLID principles • Experience developing REST APIs • Strong SQL skills with PostgreSQL • Experience with Entity Framework Core • Knowledge of asynchronous programming (async/await) • Good understanding of dependency injection and middleware • Experience with Git-based source control • Familiarity with Docker and containerized development Good to Have • Experience with Kafka or any event streaming platform • Knowledge of Domain-Driven Design (DDD) • Understanding of Microservices architecture • Experience with Azure cloud services • Experience with Redis caching • Knowledge of CI/CD pipelines • Experience with OpenTelemetry or application monitoring • Understanding of authentication and authorization (JWT/OAuth) Preferred Qualifications • Bachelor's degree in Computer Science or a related field. • Strong analytical and problem-solving skills. • Good communication and collaboration skills. • Ability to work in Agile/Scrum teams. • Self-driven with a product ownership mindset. What You'll Work On • Enterprise Retail ERP • Inventory & Warehouse Management • Procurement & Supply Chain • Order Management • Multi-tenant Platform • High-volume transaction processing • API-first integrations • Event-driven architecture using Kafka • Performance optimization and scalability initiatives What We Look For • Passion for writing quality code • Ownership and accountability • Strong debugging skills • Continuous learning mindset • Ability to work in a fast-paced product engineering environment • Interest in modern software architecture and cloud-native development