About Brainsquare India

Brainsquare India is part of Brainsquare Belgium, delivering high-quality engineering and integration expertise to European clients. You will join a growing offshore engineering unit working closely with senior architects and technical leads across Belgium and India.

- Net Core API Software Engineer Your mission Brainsquare India is expanding its Application Development team and we are looking for a skilled .NET Core API Software Engineer to work on modern API-driven solutions for large-scale enterprise environments. You will design, build, test, and maintain high-quality backend services using .NET Core, REST APIs, CI/CD practices, and cloud deployment pipelines (Azure).

This role is part of ongoing long-term projects with European clients and requires strong engineering fundamentals, clean coding discipline and the ability to work in Agile delivery teams.

Key responsibilities

- Build clean, scalable REST APIs using .NET Core and modern software engineering practices.
- Implement backend logic, data access, integration flows, and API security patterns.
- Contribute to CI/CD pipelines, version control workflows (Git), and code reviews.
- Collaborate with architects, testers, and offshore/onshore teams in an Agile setup (Scrum ceremonies, backlog refinement, sprint planning).
- Apply structured logging, tracing concepts, and implement automated tests (unit, integration where applicable).
- Work with containerized environments (Docker/Kubernetes) for deployment.
- Support production deployments, troubleshooting, and continuous improvement initiatives.

Experience Level 5+ years of relevant professional experience in .NET backend/API development.

Core Skills

Backend Engineering

- Strong experience with C# and .NET Core for backend/API development
- Proven experience building RESTful APIs (CORS, API versioning, API security)




- Solid understanding of software engineering principles (clean code, SOLID, DI)

Testing &

- Quality:

- Experience with unit testing frameworks (xUnit/NUnit/MSTest)
- Understanding of integration testing concepts

Cloud &

- DevOps:

- Basic familiarity with Azure services
- CI/CD experience (Azure DevOps, GitHub Actions, or similar)
- Git proficiency (status, pull, push, merge, branching)

Data &

- Persistence:

- SQL Server (queries, joins, indexing basics)
- Data modelling fundamentals

Agile Delivery

- Experience working in a Scrum or Agile team setup

Nice-to-Have Skills

Advanced Backend Concepts

- Domain Driven Design (DDD) basics
- Aggregate roots, bounded contexts
- API versioning strategies
- Outbox Pattern

Cloud, Messaging &

- Distributed Systems:

- Azure Functions / Azure Serverless
- Redis caching
- Service Bus (Azure)
- Event-driven architecture concepts

Testing Maturity

- Integration testing with TestContainers
- Fluent Assertions
- Contract testing

DevOps &

- Tooling:

- Docker image building
- Kubernetes deployment concepts
- Tracing, correlation IDs
- ELK stack or similar logging pipelines

Other technologies

- Marten DB
- NoSQL stores
- Jira / Confluence experience
- Experience working with external QA teams

What You Bring
- Strong ownership mindset and the ability to work independently in a distributed team.
- Clear communication skills in English (written & spoken).
- Ability to break down complex technical problems and propose structured solutions.
- Eagerness to learn up-to-date engineering concepts beyond basic API development.

Ready to Apply? If you’re passionate about building clean, scalable APIs with .NET Core and want to grow your expertise in cloud-native engineering, we’d love to hear from you.

Apply now and join Brainsquare India’s evolving backend engineering team!

Experience level: Professional

📌 .Net Core API Software Engineer (Navi Mumbai)
🏢 Brainsquare
📍 Navi Mumbai