Collaborate with cross-functional teams and stakeholders to define requirements and translate them into scalable, maintainable frontend solutions.
Build, test, and deploy high-quality frontend features using React, JavaScript, TypeScript, and shared libraries.
Work across both monolithic and microfrontend architectures, contributing to modularization and reusable components.
Ensure robust observability and monitoring using tools such as Sentry and Grafana proactively identifying and addressing issues.
Participate in on-call support rotations, helping maintain system stability and performance.
Drive technical initiatives and improvements, contributing to codebase health, developer experience, and best practices.
Mentor team members, provide constructive feedback, and foster knowledge sharing across the team.

5+ years of hands-on frontend development experience building web applications.
Strong expertise in JavaScript and TypeScript, with a focus on scalable state management, CSS-in-JS, and the React ecosystem.
Experience with both monolithic and microfrontend architectures.
Familiarity with observability tools and on-call support practices.
Proven experience delivering product-facing features end-to-end.
Comfortable challenging solutions, participating in architecture discussions, and driving initiatives forward.
Strong collaboration and communication skills to work effectively with designers, product managers, and platform engineers.
Customer-focused mindset, balancing technical excellence with practical delivery.
Experience with shared component libraries, design systems, and modular frontend frameworks.
Exposure to frontend performance monitoring and optimization tools.
Familiarity with CI/CD pipelines for web applications.
Experience contributing to team-wide technical initiatives and cross-team coordination.

Competitive salary.
Remote-first approach with the option for hybrid work from our offices in Kyiv, Warsaw, and Lisbon.
We value long-term collaboration, whether through typical employment contract, employment of record or B2B arrangements. Be aware that contract type and benefits vary by location
feel free to clarify with our recruiters.
Work schedule aligned with EU time zones.
Honest, open culture that values constructive feedback.
Professional and personal development within a collaborative, supportive team.
Stable yet growing SaaS product offering an agile environment, ownership, start-up energy, and strong technical challenges.

Senior Software Engineer – Frontend, Core UX / Product Team

Key skills