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December 17, 2025

Lead Full-Stack Engineer (.Net+React)

Senior • Remote

$7,000 - $8,000/

Kraków, Poland

We are looking for a Lead Full Stack Engineer to join our team.

Our client is the world's largest automotive safety supplier. N-iX team will work on a system that is used to control the quality of the production process as well as the quality of the produced items.


Responsibilities:

  • Translate architecture into actionable implementation plans.

  • Guide technical decisions across backend and frontend.

  • Ensure code quality and adherence to best practices.

  • Coordinate development tasks.


Requirements:

  • 7+ years of experience in software development.

  • 2+ years of Team/Tech leading experience.

  • Expert in .Net, React.

  • Deep understanding of full-stack development and frontend/backend integration.

  • Architecture design and code review experience in JavaScript/TypeScript environments.

  • API design using REST and optionally GraphQL.

  • Strong experience with modular backend frameworks.

  • Proficient in frontend architecture, state management, and component design.

  • Mentoring team members, sprint planning, and leading agile ceremonies.

  • Familiarity with CI/CD pipelines and Azure deployment workflows.

  • Experience integrating with SQL-based systems and data warehouses (e.g., Azure SQL, Snowflake).

  • At least Upper-Intermediate English level.