Senior Front-end developer

Responsibilities

• Development and support of SPA on ReactJS: web version mobile-first of a high-load application, admin panels for internal use and marketing pages 
• Take part in initiatives to improve Web Vitals metrics, optimize loading performance, and enhance the overall stability of the application.
• Develop and evolve the core architecture and services of the web application to ensure scalability, maintainability, and reliability.
• Collaborate with other teams to effectively meet the product and technical needs of the project
• Proactively participate in improvements and existing solutions tuning
• Share expertise and knowledge with your teammates

Requirements

• 5+ years of experience in JavaScript (ES6+) / TypeScript development.
• Hands-on development experience with ReactJS v18+ (including hooks).
• Proven experience in optimizing Web Vitals metrics, page load performance, and overall application stability.
• Experience in designing, developing, and evolving core architecture and foundational services of high-load web applications to ensure scalability, maintainability, and reliability.
• Strong knowledge of CSS, HTML5, SASS, Jest.
• Experience with state management frameworks; Redux and Redux Toolkit preferred.
• Intermediate English

What we offer:

• International company with several offices in different locations : Tel-Aviv, Kyiv, Warsaw, Limassol.
• Granting an Option;
• A professional environment with great people to work with;
• Competitive salary, performance review;
• Flexible working hours, no one here tracks your work time because our culture is built on trust and cooperation;
• Social package, including sports coverage, elite medical insurance for you and family;
• 20 working days paid vacation and 100% sick leaves coverage;
• Opportunities to make a difference, to develop and grow;
• Regular corporate celebrations, team buildings and fun activities;
• Comfortable office close to the metro station. Our Kyiv office is open 24/7 with all safety and health measures in place.