API Engineer

API Engineer Senior .NET

Experience: 8+ years

Location: Bengaluru (Hybrid)

Fulltime - Contractual (Long term)

Role Overview

We are looking for a Senior .NET Backend Developer to design, build, and optimize enterprise-grade REST APIs. You will focus on building secure, high-performance web services using the modern .NET ecosystem, integrating them with legacy systems, and maintaining robust data pipelines.

Key Responsibilities

• API Development: Design and build scalable REST APIs using C#, .NET 8+, ASP.NET Core Minimal APIs, and NativeAOT, documenting them with OpenAPI/Swagger.
• Security & Performance: Implement robust API security protocols, validation, caching, structured logging, exception handling, and continuous performance tuning.
• Database & Legacy Integration: Manage data access via EF Core and Dapper.AOT with MariaDB/MySQL, ensuring seamless integration with existing legacy services.

Qualifications & Tech Stack

• Core Tech: Hands-on experience with C#, .NET 8+, Minimal APIs, NativeAOT, EF Core, and Dapper.AOT.
• Security Standards: Strong knowledge of API security frameworks including OAuth2, OIDC, and JWT authentication/authorization.
• Databases: Practical experience working with MariaDB or MySQL, alongside legacy application integration.

Preferred Skills

• Hands-on experience with GitLab CI/CD pipelines and containerization deployment.
• Familiarity with industrial or IoT data platforms and architectures.