European Union, LATAM

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Work type:

Office/Remote

Technical Level:

Leader

Job Category:

Software Development

Project:

Leading platform for electronic agreements

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 general 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:

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- 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:

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- 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:

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- 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. xqbhyrx

- Familiarity with Agile and Test-Driven Development practices.

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📌 Lead Fullstack Engineer (React+Next.js) (#5392)
🏢 N-iX
📍 España