Middle Frontend Engineer

We’re looking for a Frontend Engineer who will take responsibility for the quality of user interfaces and build products that are a pleasure to use. You’ll work closely with designers and product managers, write tests to cover your code, and actively use AI tools in your daily work.

What you will do:

• Develop and maintain web applications using React or Vue.
• Build reusable and maintainable frontend components.
• Work closely with designers and product managers to turn product requirements and designs into effective UI solutions.
• Write and maintain unit and E2E tests covering critical application scenarios.
• Review tests generated with AI tools, identify gaps, and improve them manually when necessary.
• Use AI-assisted development tools such as ChatGPT, GitHub Copilot, Cursor, and similar solutions for development, refactoring, debugging, and test creation.
• Take responsibility for frontend code quality and continuously look for ways to improve it.
• Contribute to improving usability, consistency, and overall user experience.
• Participate in technical discussions and contribute to frontend architecture and implementation decisions.

Requirements:

• 3+ years of commercial experience developing production applications with React or Vue.
• Strong knowledge of JavaScript/TypeScript.
• Hands-on experience writing unit and E2E tests using tools such as Jest, Vitest, Playwright, Cypress, or similar.
• Understanding of how to assess whether tests adequately cover the behavior and risks of an application.
• Experience reviewing and improving tests generated with AI tools.
• Openness to exploring new AI-assisted approaches to software development.
• Practical experience using AI-assisted development tools in day-to-day work.
• Ability to work effectively with designers and product managers.
• Language Proficiency: English at B2-C1 level, Russian at B2 level.

Additional experience we value:

• Previous experience in UI/UX design or close collaboration with UI/UX designers.
• Understanding of modern design systems and component-based architecture.
• Experience building and maintaining reusable component libraries.
• Understanding of web accessibility principles.
• Experience creating responsive interfaces for different devices and screen sizes.
• Familiarity with modern frontend development practices and tools.

Why join us:

At Mad Devs, you will join a company that values creativity, strategic thinking, and continuous improvement. You will work on projects that reach millions of users worldwide, alongside a strong and supportive team. Here, you will grow professionally, take on meaningful challenges, and contribute to products that solve real problems at scale.