3i Infotech
.NET Back End Developer
- Compensation
- ₹700K–₹1M / yr
- Location
- Mumbai Suburban
- Work setup
- Onsite
- Seniority
- Not specified
- Employment
- Not specified
- Experience
- Not specified
- Category
- Backend
- Posted
Skills
Must have
- Experience in C# and ASP.NET Core (.NET 6/7/8).
- Strong knowledge of ASP.NET MVC and Web API.
- Experience with Entity Framework Core, Dapper, or ADO.NET.
- Strong SQL knowledge with SQL Server and/or PostgreSQL.
- Experience with LINQ, asynchronous programming, and dependency injection.
- Good understanding of Microservices Architecture.
- Experience with JWT Authentication, OAuth, and Identity.
- Hands-on experience with Git, Azure DevOps, or GitHub.
- Knowledge of Docker and containerized deployments is an advantage.
- Experience with Redis, caching, and background services (Hangfire/Worker Services) is preferred.
- Understanding of SOLID principles, Design Patterns, and Clean Architecture.
- Familiarity with Swagger/OpenAPI documentation.
- Strong debugging and performance optimization skills.
Nice to have
- Bachelor's degree in Computer Science, IT, or related field.
- Experience with Azure or AWS is an added advantage.
- Experience working in Agile/Scrum environments.
- Knowledge of financial, banking, or fintech applications is a plus.
- Experience with Microservices and API Gateway.
- Message queues (RabbitMQ/Kafka).
- Unit Testing (xUnit/NUnit/MSTest).
- CI/CD pipelines.
- Kubernetes knowledge.
- Elasticsearch, Serilog, or Application Insights.
- Experience with high-volume, scalable enterprise applications.
Full description
Key Responsibilities
- Design, develop, and maintain scalable web applications using ASP.NET Core and C#.
- Develop and consume RESTful APIs, Web APIs, and microservices.
- Write clean, reusable, and maintainable code following best practices.
- Optimize application performance and troubleshoot production issues.
- Design and optimize SQL queries, stored procedures, and database objects.
- Integrate third-party APIs and payment gateways.
- Collaborate with UI/UX designers, QA engineers, and business analysts.
- Participate in code reviews and mentor junior developers.
- Implement authentication and authorization using JWT, OAuth, or Identity.
- Ensure application security, logging, monitoring, and error handling.
- Work with Git for source code management and CI/CD pipelines.
- Prepare technical documentation and deployment guides.
Required Skills
- Experience in C# and ASP.NET Core (.NET 6/7/8).
- Strong knowledge of ASP.NET MVC and Web API.
- Experience with Entity Framework Core, Dapper, or ADO.NET.
- Strong SQL knowledge with SQL Server and/or PostgreSQL.
- Experience with LINQ, asynchronous programming, and dependency injection.
- Good understanding of Microservices Architecture.
- Experience with JWT Authentication, OAuth, and Identity.
- Hands-on experience with Git, Azure DevOps, or GitHub.
- Knowledge of Docker and containerized deployments is an advantage.
- Experience with Redis, caching, and background services (Hangfire/Worker Services) is preferred.
- Understanding of SOLID principles, Design Patterns, and Clean Architecture.
- Familiarity with Swagger/OpenAPI documentation.
- Strong debugging and performance optimization skills.
Frontend Skills (Preferred)
- HTML5, CSS3, Bootstrap
- JavaScript, jQuery
- React.js or Angular (preferred)
- AJAX and JSON
Preferred Qualifications
- Bachelor's degree in Computer Science, IT, or related field.
- Experience with Azure or AWS is an added advantage.
- Experience working in Agile/Scrum environments.
- Knowledge of financial, banking, or fintech applications is a plus.