Job description

Data Engineer (.NET & Python)

Experience: 4–8 Years

Location: Chennai

About the Job

We are looking for a Backend Developer / Data Engineer with strong hands-on expertise in C#, .NET / ASP.NET Core, Python, REST APIs, SQL, and Data Processing to build scalable backend services, APIs, data-processing components, and integrations. The role will work across application, data, integration, and AI use cases, delivering secure, reliable, and maintainable enterprise solutions.

What You'll Do

- Design and develop scalable backend services and secure REST APIs using .NET/C# and Python.
- Build data-processing, transformation, validation, and ETL/ELT workflows for structured and semi-structured data.
- Integrate internal and external systems using REST APIs, JSON/XML, file-based exchanges, and messaging patterns.
- Work with relational databases, write optimized SQL, and support data modelling and performance tuning.
- Implement authentication, authorization, validation, error handling, logging, and audit requirements.
- Develop asynchronous and background processing for long-running and integration-heavy workloads.
- Write clean, reusable, and testable code; troubleshoot API, integration, data-quality, and performance issues; and support CI/CD, cloud deployment, and production readiness.

What We Seek In You

- 4–8 years of hands-on software development experience.
- Strong hands-on expertise in C#, .NET / ASP.NET Core, and backend API development.
- Strong Python development experience with exposure to FastAPI, Flask, or equivalent frameworks.
- Strong experience in REST APIs and enterprise integration.
- Hands-on experience with SQL and relational databases, preferably SQL Server and/or PostgreSQL.
- Experience with data processing, ETL/ELT, data transformation, and multi-source integrations.
- Understanding of asynchronous programming, concurrency, and background processing.
- Experience with JSON, XML, file-based data exchange, Git, automated testing, and CI/CD.
- Working knowledge of Docker and cloud platforms such as AWS or Azure.
- Strong troubleshooting, code-review, analytical, problem-solving, communication, and collaboration skills.

Preferred Qualifications

- Experience with message queues or event-driven architectures.
- Experience with cloud data services, object storage, and serverless components.
- Exposure to document processing, OCR, or AI/LLM integrations.
- Experience with supply-chain, logistics, or enterprise workflow applications.
- Knowledge of OpenAPI/Swagger and API security practices.

Life At Next

At our core, we're driven by the mission of tailoring growth for our customers by enabling them to transform their aspirations into tangible outcomes. We're dedicated to empowering them to shape their futures and achieve ambitious goals. To fulfil this commitment, we foster a culture defined by agility, innovation, and an unwavering commitment to progress. Our organizational framework is both streamlined and vibrant, characterized by a hands-on leadership style that prioritizes results and fosters growth.

Perks Of Working With Us

- Clear objectives to ensure alignment with our mission, fostering your meaningful contribution.
- Abundant opportunities for engagement with customers, product managers, and leadership.
- You'll be guided by progressive paths while receiving insightful guidance from managers through ongoing feedforward sessions.
- Cultivate and leverage robust connections within diverse communities of interest. Choose your mentor to navigate your current endeavors and steer your future trajectory.
- Embrace continuous learning and upskilling opportunities through Nexversity.
- Enjoy the flexibility to explore various functions, develop new skills, and adapt to emerging technologies. Embrace a hybrid work model promoting work-life balance.
- Access comprehensive family health insurance coverage, prioritizing the well-being of your loved ones.
- Embark on accelerated career paths to actualize your professional aspirations.

Who We Are

We enable high growth enterprises build hyper personalized solutions to transform their vision into reality. With a keen eye for detail, we apply creativity, embrace new technology and harness the power of data and AI to co-create solutions tailored made to meet unique needs for our customers.

Join our passionate team and tailor your growth with us!

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