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Lead Fullstack Engineer (React+Next.js)

N-iXRemote · Posted 2 months ago
Full-timeRemoteEst. 80,000 EUR
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Description

We are looking for a talented Senior Full-Stack Engineer to join a team building a modern, large-scale platform that powers intelligent agreement management experiences for millions of users worldwide. Our platform is at the heart of a global SaaS product used by more than 1.7 million organizations across 180+ countries. The team develops a unified, widget-based front-end architecture that enables seamless experiences across document creation, sending, signing, and management. By combining scalable engineering practices with AI-powered workflows, we are transforming the way businesses manage their most important agreements. As a Senior Engineer, you will play a key role in designing and developing high-performance, reusable frontend solutions while contributing to backend services and platform capabilities. You will work on complex engineering challenges involving micro-frontends, scalability, reliability, security, and developer productivity.

Responsibilities:

  • Design and build scalable, reusable UI components and frontend solutions using React and TypeScript.
  • Develop and maintain backend services using Node.js and Express.
  • Contribute to a modern micro-frontend architecture and shared platform capabilities.
  • Collaborate with cross-functional teams to deliver high-quality features in a fast-paced SaaS environment.
  • Write well-tested, maintainable code and contribute to a strong engineering culture.
  • Improve performance, reliability, observability, and security across the platform.
  • Participate in the entire software development lifecycle, including architecture discussions, implementation, testing, CI/CD, and production releases.

Requirements:

  • 8+ years of professional software development experience.
  • Strong expertise with TypeScript and React.
  • Hands-on experience with Node.js, Express, and modern backend development.
  • Experience building reusable frontend components, design systems, or shared libraries.
  • Solid understanding of frontend testing practices and tools.
  • Experience working on large-scale SaaS products.
  • Knowledge of REST APIs and modern web architecture.
  • Excellent communication skills and ability to collaborate effectively in distributed teams.

Nice to Have:

  • Experience with Next.js.
  • Hands-on experience with micro-frontend architecture.
  • Experience with gRPC and API integrations.
  • Knowledge of JSON Schema or XML Schema.
  • Experience with CI/CD pipelines and Azure DevOps.
  • Familiarity with Agile and Test-Driven Development practices.

We offer*:

  • Flexible working format - remote, office-based or flexible
  • A competitive salary and good compensation package
  • Personalized career growth
  • Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
  • Active tech communities with regular knowledge sharing
  • Education reimbursement
  • Memorable anniversary presents
  • Corporate events and team buildings
  • Other location-specific benefits

*not applicable for freelancers

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