.NET Full Stack Developer

Job Title- .NET Full Stack Developer

Location- Pune | Hybrid

Experience- 3–6 Years

Primary Skills- React.js, .NET / C#, SQL Server, REST APIs & Full-Stack Development

About The Role This is a hands-on Individual Contributor (IC) role for someone early in their career who is eager to learn a modern technology stack, develop strong engineering practices, and become comfortable using AI-assisted development tools as part of their daily delivery.

Roles And Responsibilities

• Build and maintain features across React.js front ends and .NET 10 (C#) back ends, under the guidance of senior engineers.
• Write clean, tested, and well-documented code for well-scoped tickets and features.
• Use AI-assisted development tools such as Cursor, GitHub Copilot, or similar tools as part of the day-to-day development workflow.
• Participate in code reviews by both giving and receiving feedback to develop strong engineering practices.
• Work with QA/SDET teams to fix defects and improve test coverage for developed features.
• Learn the portfolio's applications and contribute to bug fixes and small enhancements across business units.
• Maintain parity with legacy system behavior where required.
• Develop and maintain automated tests and perform regression testing against existing systems.
• Collaborate with senior engineers and architects to understand technical requirements and implementation approaches.

Qualifications & Required Skills

• Up to 6 years of professional software development experience.
• Good understanding of React.js, including components, hooks, and basic state management.
• Good understanding of .NET / C#, with exposure to .NET 10 or willingness to learn and ramp up quickly.
• Good understanding of SQL Server and relational databases, including reading queries, understanding existing tables, and testing against development databases.
• Good understanding of REST APIs, relational databases, and full-stack web application architecture.
• Hands-on exposure to AI-assisted development tools such as Cursor, GitHub Copilot, Windsurf, or similar tools, or strong willingness to adopt them.
• Good debugging and problem-solving skills with the ability to ask relevant questions when required.
• Clear communication skills and a collaborative attitude.
• Ability to work effectively with and learn from senior engineers.

Mandatory Skills

• React.js
• .NET / C#
• SQL Server
• REST APIs
• Full-Stack Web Development
• Relational Databases
• Basic State Management
• Debugging & Troubleshooting
• AI-Assisted Development Tools

Good To Have Skills

• Exposure to legacy .NET Framework or Web Forms.
• Academic or personal projects involving React.js and/or .NET.
• Exposure to Git-based development workflows.
• Basic understanding of CI/CD pipelines.
• Interest in application modernization and migration projects.
• Experience with automated testing and regression testing.

About Sonata Software Sonata Software is an AI-first modernization engineering company that helps enterprises transform legacy systems into intelligent, scalable business platforms. Powered by its Platformation™ framework and Harmoni.AI platform , Sonata delivers AI-led modernization across cloud, data, AI, Dynamics, test automation, and managed services.

Headquartered in Bengaluru, India, Sonata has more than $1.2 billion in revenue and 6,400+ AI engineers supporting global delivery across regions including the US, UK, India, Malaysia, Mexico, Australia, DACH, and the Nordics.

With deep partnerships across Microsoft, AWS, Salesforce, and Snowflake , Sonata helps Fortune 500 enterprises accelerate innovation, improve efficiency, and drive sustainable growth.

For more information, please visit www.sonata-software.com .