Senior Full Stack Developer (.NET & React)

About the Position

We are seeking a talented and motivated Senior Full Stack Developer (.NET & React) to join our team in Pune, India. You need to have extensive experience working on cloud-hosted APIs, backend services, and web application technologies. You will be responsible for designing, developing, and maintaining both existing front-end and back-end components, as well as creating new applications and APIs hosted in Azure. You will play a critical role in ensuring the performance, reliability, and quality of our software products at the bank, as well as building new applications and features.

Responsibilities

• Back-End Development: Developing server-side logic using.NET technologies, creating REST APIs, and integrating with databases.
• Front-End Development: Building rich user interfaces using React 18+ and ensuring a stable, performant, and responsive user experience.
• Full Stack Integration: Ensuring seamless integration between front-end and back-end components.
• Code Quality: Writing clean, maintainable, and efficient code following best practices and coding standards, utilizing AI coding assistants.
• Testing: Create and expand unit and integration tests for both frontend and backend code.
• Continuous Improvement: Staying up to date with the latest industry trends and technologies with a growth mindset of continuously improving skills and knowledge.
• Deployments: Ensure stability through frequent and automated deployments.
• Production stability: Assist with L3 production support/issue investigation and remediation.
• Strong understanding of software testing principles, methodologies, and tools.
• Proficiency in analyzing, debugging, and solving technical issues.
• Team player with excellent communication skills to work effectively with cross-functional teams and business stakeholders.

Requirements

• Must have

  • A minimum of 8 years of experience as a Senior Full Stack Developer (.NET & React).
  • React / TypeScript: Strong experience with 18+ and its core principles, including state management, hooks, and component lifecycle. Experience with Vite, TanStack, and Tailwind CSS.
  • C#.NET: Solid understanding of.NET Core (8+), including ASP.NET Core, Signal R, EF Core, and concurrency via multithreading and async/await patterns.
  • Azure: Experience creating/deploying/troubleshooting App Services such as Web Apps and Functions (AZ Signal R nice to have).
  • Relational Database Knowledge: Experience with SQL databases, such as SQL Server or Sybase.
  • Unit Testing: TDD-driven development with XUnit, NUnit, and/or Jest/Vitest.
  • Problem-Solving Skills: Strong analytical and problem-solving abilities with the ability to independently investigate/evaluate new technologies/libraries.

• Nice to have

  • Advanced experience with relational databases such as SQL Server, with the ability to design and optimize/tune while maintaining stability/data consistency.
  • AI experience: With machine learning, NLP, model training, Copilot, MCP servers, etc.
  • Experience with CI/CD platforms such as Jenkins, GitLab, and TeamCity.
  • Experience with deployments via Terraform and GitLab pipelines.

We Offer

• Competitive salary
• Opportunity to work in a dynamic and innovative environment
• Professional development opportunities

About the Company

Luxoft is a global leader in digital transformation and technology services, empowering businesses to thrive in the digital era. We are committed to delivering cutting-edge solutions and fostering a culture of excellence and innovation.

Languages

• English: B2 Upper Intermediate

Seniority

• Senior