.NET Backend Senior Developer

Nous Infosystems; Chennai District; On-site; INR 1,200,000 - 2,000,000; Full time

Job summary

Nous Infosystems is seeking a highly skilled Senior .NET Backend Developer / Technical Lead to join the Chennai team. You will contribute to backend application development using C#, ASP.NET Core, and RESTful APIs, with a focus on scalable and high‑performing systems.

Strong ownership of technical design and delivery is expected. Candidates should have 4–8 years of experience, BE/MCA/MSc, and proficiency in Clean Architecture, SOLID, and database optimization.

Qualifications

• Atleast 4+ years of professional experience in backend development using .NET technologies.
• Strong proficiency in C# and ASP.NET Core.
• Hands-on experience in designing and developing RESTful APIs.
• Good understanding of Clean Architecture, layered architecture, and enterprise application design.
• Strong knowledge of OOP concepts, SOLID principles, and commonly used design patterns.
• Experience working with relational databases such as SQL Server or similar databases.
• Strong skills in database optimization, query tuning, indexing, and performance improvement.

Responsibilities

• Take ownership of technical design, development, and delivery of backend services.
• Build scalable, high-performance backend systems.
• Work with microservices, Azure cloud services, and CI/CD pipelines.

Skills

C#

ASP.NET Core

REST APIs

Clean Architecture

SOLID principles

Database optimization

Microservices

Azure

CI/CD pipelines

Git

Education

BE / MCA / MSc

Tools

Git

Azure DevOps

SQL Server

Job description

Senior backend Developer / Technical Lead

Nous Infosystems is a CMMI® Level 5 and ISO 9001:2000 certified global information Technology Company with expertise in providing quality software solutions and IT-enabled support services to a wide range of industries. Nous was incorporated in 1996 with the mission of providing the highest quality software development services to clients around the world. Over the years, we have successfully broadened our service offerings to include consultancy services, software, and hardware testing services, and a comprehensive range of IT enabled services.

To know more about the company please visit our website www.nousinfosystems.com

We are looking for a highly skilled and experienced .NET Backend Developer to join our engineering team in Chennai. The ideal candidate should have strong hands‑on experience in backend application development using C#, ASP.NET Core, RESTful APIs, Clean Architecture, SOLID principles, and database performance optimization. This role is suitable for professionals who are passionate about building scalable, high‑performance backend systems and are capable of taking ownership of technical design, development, and delivery. Candidates with experience in Microservices, Azure cloud services, and CI/CD pipelines will be preferred.

Position :- Senior .NET Developer / Technical Lead

Experience :- 4-8 years

Education :- BE / MCA / M’sc

Required Skills and Experience

• Atleast 4+ years of professional experience in backend development using .NET technologies.
• Strong proficiency in C# and ASP.NET Core.
• Hands‑on experience in designing and developing RESTful APIs.
• Good understanding of Clean Architecture, layered architecture, and enterprise application design.
• Strong knowledge of OOP concepts, SOLID principles, and commonly used design patterns.
• Experience working with relational databases such as SQL Server or similar databases.
• Strong skills in database optimization, query tuning, indexing, and performance improvement.
• Experience in developing scalable, secure, and high‑performance backend applications.
• Good understanding of authentication, authorization, API security, and error handling.
• Experience with Git or other version control systems.
• Ability to write clean, reusable, maintainable, and well‑documented code.
• Strong analytical, problem‑solving, and debugging skills.
• Good communication skills and ability to work effectively in a collaborative team environment.

Current Salary:-

Expected Salary:-

Minimum Notice Period (only Candidates with shorter notice period are preferred):-