Frontend Developer -React
AgileGrid Solutions
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About the role
Role Overview
Frontend Developer (React) to join a Product Development Team in a product-centric environment. You will collaborate with the Web Development Team and the Head of Technology to deliver high-quality web applications, balancing feature development with support work.
Responsibilities
- Work on real product tasks (about 70% development and 30% support)
- Implement new features and improve existing projects to enhance user experience and application performance
- Select and apply appropriate tools, technologies, and techniques to improve efficiency and quality
- Design and develop scalable, maintainable application architectures
- Perform code reviews to ensure code quality and best practices
- Debug and troubleshoot technical issues
- Stay current with industry trends and apply innovative solutions
- Contribute to documentation and knowledge sharing
Requirements
- 3+ years web application development experience, with strong frontend focus
- React expertise with 2+ years hands-on experience
- Solid understanding of OOP and functional programming design patterns
- Experience building interactive, high-performance UIs with React
- State management experience (e.g., Redux or Flux)
- Strong CSS knowledge (methodologies, optimization, and page rendering performance)
- Proficiency with Git and platforms like GitHub/GitLab
- Experience with React hooks and TypeScript architecture
- Understanding of RESTful API and SOA concepts
- Proficiency with modern JavaScript (ES6/ES7/ES8)
- Knowledge of CI/CD principles and tools
- Excellent problem-solving and proactive development approach
Nice to Have
- Experience with high-load projects
- Node.js development
- Docker, Linux, Bash scripting
- Familiarity with SOLID principles and distributed application design
About AgileGrid Solutions
Kyivstar.Tech is a Ukrainian hybrid IT company and a resident of Diia.City, focused on building high-performance systems and digital products. As a subsidiary of Kyivstar, one of Ukraine’s leading telecommunications providers, it develops mobile and web solutions across design, development, support, and technical maintenance. The team of 600+ specialists works in a product-centric, innovation-driven environment.
Scraped 4/5/2026