Bulgaria Remote (Country)

Mondoo is hiring a Senior Frontend Engineer -React.js - Remote (Bulgaria)

About the Role

Mondoo seeks a Senior Frontend Engineer to build the web application for our Agentic Vulnerability Platform. You will use React, TypeScript, and GraphQL to create a scalable, high-performance, and user-friendly interface that helps customers take action against attackers.

What You'll Do

  • Build and maintain responsive, performant frontend features using React, TypeScript, and Material-UI.
  • Translate Figma designs into pixel-perfect, production-ready code with excellent attention to detail.
  • Implement smooth micro-interactions and animations using Framer Motion, CSS, or MUI animations.
  • Collaborate closely with designers to bring motion design concepts to life.
  • Write clean, maintainable TypeScript code following component architecture best practices.
  • Integrate with GraphQL APIs using Apollo Client.
  • Optimize animation performance and ensure smooth user experiences.
  • Troubleshoot and resolve complex UI issues in production environments.
  • Participate in code reviews and provide thoughtful feedback to teammates.

What We're Looking For

  • Bachelor’s degree in Computer Science, Software Engineering, or a related field.
  • 5+ years of professional frontend development experience.
  • Strong proficiency in React and TypeScript.
  • Solid experience with Material-UI (MUI) or similar component libraries.
  • Demonstrated experience implementing CSS animations and transitions.
  • Experience with Figma and translating designs into code.
  • Solid understanding of responsive web design and cross-browser compatibility issues.
  • Excellent attention to detail and commitment to UI polish.
  • Strong written and communication skills with proven fluency in English.

Nice to Have

  • Experience with Framer Motion or other animation libraries (GSAP, Lottie, Rive).
  • Familiarity with the Vite build tool.
  • Understanding of motion design principles and animation timing/easing.
  • Experience with SVG animations or canvas-based graphics.
  • Exposure to After Effects or ability to interpret animation mockups.
  • Knowledge of web animation performance optimization techniques.
  • Experience building and maintaining design systems.
  • Background or strong interest in UI/UX design.
  • Contributions to open-source projects or a strong portfolio demonstrating animation work.

Technical Stack

  • React, TypeScript, GraphQL
  • Material-UI (MUI), Framer Motion, CSS
  • Apollo Client, Vite, SVG

Team & Environment

You will collaborate closely with our design team and backend engineers to bring the platform to life.

Work Mode

This is a remote position open to candidates based in Bulgaria.

Required Skills
ReactTypeScriptGraphQLMaterial-UIFramer MotionCSSApollo ClientViteSVGJavaScriptUI/UXState ManagementPerformance OptimizationTestingWeb Development ReactTypeScriptGraphQLMaterial-UIFramer MotionCSSApollo ClientViteSVGJavaScriptUI/UXState ManagementPerformance OptimizationTestingWeb Development
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About company
Mondoo
Mondoo is building the world’s first Agentic Vulnerability Management Service, moving from 'Best-in-Class Tooling' to 'Outcome-Based Remediation' to help customers achieve zero backlog peace of mind and risk reduction.
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Job Details
Category frontend
Posted 3 months ago