Sonata Software -.Net Full Stack Developer - WebAPI/SQL Server

Job Description :

We are looking for a highly skilled Senior Full Stack .NET Developer with 5+ years of experience in designing, developing, and maintaining enterprise-grade web applications using C#, .NET Core, ASP.NET MVC, Web API, SQL Server, and modern front-end technologies.

The ideal candidate should have hands-on experience with AI-assisted development tools such as Cursor AI or GitHub Copilot, a strong understanding of specification-first (spec-driven) development, and expertise in cloud technologies, ETL processes, and Agile software delivery. You will collaborate with cross-functional teams to build scalable, secure, and high-performance applications while driving engineering excellence.

Key Responsibilities :

Full Stack Development :

- Design, develop, test, deploy, and maintain scalable enterprise web applications using .NET technologies.

- Develop robust backend services using C#, .NET Core, ASP.NET MVC, and Web API.

- Build responsive and interactive user interfaces using JavaScript, jQuery, Bootstrap, and Kendo UI.

- Develop reusable, maintainable, and high-quality code following coding standards and best practices.

- Participate in the complete Software Development Life Cycle (SDLC), from requirement analysis to deployment and Development :

- Translate business requirements into detailed technical specifications.

- Implement solutions based on functional and technical specifications.

- Ensure strict adherence to defined business rules and acceptance criteria.

- Participate in requirement clarification sessions with business analysts and stakeholders.

- Contribute to solution design and technical documentation.

AI-Assisted Software Development :

- Utilize AI-powered development tools such as Cursor AI and GitHub Copilot to improve development efficiency.

- Leverage AI for code generation, debugging, refactoring, documentation, and test case creation.

- Validate AI-generated code to ensure security, maintainability, and adherence to coding standards.

- Promote best practices for responsible and effective AI-assisted development within the engineering team.

Backend Development :

- Develop RESTful APIs and backend services using ASP.NET Core Web API.

- Design scalable application architecture and implement business logic.

- Integrate third-party APIs and enterprise systems.

- Optimize application performance and ensure high availability.

- Troubleshoot production issues and implement long-term solutions.

Front-End Development :

- Develop responsive web interfaces using HTML5, CSS3, JavaScript, jQuery, Bootstrap, and Kendo UI.

- Implement reusable UI components and enhance user experience.

- Ensure cross-browser compatibility and responsive design.

- Optimize front-end performance and accessibility.

Database Development :

- Design and optimize SQL Server databases.

- Develop complex SQL queries, stored procedures, views, and functions.

- Perform query optimization and database performance tuning.

- Ensure data integrity, security, and efficient database operations.

- Support database maintenance and troubleshooting.

ETL & Data Integration :

- Design, develop, and maintain SSIS packages.

- Implement ETL processes for data extraction, transformation, and loading.

- Support data migration and integration projects.

- Ensure high-quality and accurate data processing.

Cloud & DevOps :

- Develop and deploy applications on AWS cloud infrastructure.

- Work with AWS services such as :

1. EC2

2. SQS

3. SNS

4. Lambda

5. API Gateway

6. Containers (Docker/ECS/EKS)

- Support CI/CD pipelines and automated deployment processes.

- Monitor application health and cloud resources.

Agile Development :

- Participate actively in Agile Scrum ceremonies, including sprint planning, daily stand-ups, sprint reviews, and retrospectives.

- Collaborate with Product Owners, Business Analysts, QA Engineers, and DevOps teams.

- Estimate development effort and deliver high-quality software within sprint timelines.

- Contribute to continuous improvement initiatives.

Code Quality & Best Practices :

- Conduct code reviews and maintain high coding standards.

- Write unit tests and support integration testing.

- Follow SOLID principles, design patterns, and secure coding practices.

- Maintain technical documentation and development artifacts.

- Continuously improve application performance, scalability, and maintainability.

(ref:hirist.tech)