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.&nbsp;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.&nbsp;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: <ul> <li>Design and build scalable, reusable UI components and frontend solutions using React and TypeScript.</li> <li>Develop and maintain backend services using Node.js and Express.</li> <li>Contribute to a modern micro-frontend architecture and shared platform capabilities.</li> <li>Collaborate with cross-functional teams to deliver high-quality features in a fast-paced SaaS environment.</li> <li>Write well-tested, maintainable code and contribute to a strong engineering culture.</li> <li>Improve performance, reliability, observability, and security across the platform.</li> <li>Participate in the entire software development lifecycle, including architecture discussions, implementation, testing, CI/CD, and production releases.</li> </ul> Requirements: <ul> <li>8+ years of professional software development experience.</li> <li>Strong expertise with TypeScript and React.</li> <li>Hands-on experience with Node.js, Express, and modern backend development.</li> <li>Experience building reusable frontend components, design systems, or shared libraries.</li> <li>Solid understanding of frontend testing practices and tools.</li> <li>Experience working on large-scale SaaS products.</li> <li>Knowledge of REST APIs and modern web architecture.</li> <li>Excellent communication skills and ability to collaborate effectively in distributed teams.</li> </ul> Nice to Have: <ul> <li>Experience with Next.js.</li> <li>Hands-on experience with micro-frontend architecture.</li> <li>Experience with gRPC and API integrations.</li> <li>Knowledge of JSON Schema or XML Schema.</li> <li>Experience with CI/CD pipelines and Azure DevOps.</li> <li>Familiarity with Agile and Test-Driven Development practices.</li> </ul><div class="content-conclusion">We offer*: <ul> <li>Flexible working format - remote, office-based or flexible</li> <li>A competitive salary and good compensation package</li> <li>Personalized career growth</li> <li>Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)</li> <li>Active tech communities with regular knowledge sharing</li> <li>Education reimbursement</li> <li>Memorable anniversary presents</li> <li>Corporate events and team buildings</li> <li>Other location-specific benefits</li> </ul> *not applicable for freelancers</div>