Middle/Senior Front End Developer

About your key responsibilities and impact:

• Designing and implementing scalable and efficient software architectures;
• Writing, testing, and debugging complex code for new and existing software applications;
• Providing guidance and mentorship to junior engineers and team members;
• Conducting thorough code reviews to ensure code quality, security, and adherence to best practices;
• Creating and maintaining comprehensive technical documentation for software development and system design;
• Leading and managing software development projects (shared responsibility with the Delivery Manager) to ensure timely delivery and quality;
• Collaborating with cross-functional teams, including product management, design, and operations, to align development efforts with business goals;
• Researching and implementing new technologies and methodologies to enhance software performance and streamline development processes;
• Identifying and resolving complex software issues and technical challenges;
• Developing and enforcing testing protocols to ensure software reliability and performance;
• Driving continuous improvement in software development practices and processes;
• Communicating effectively with stakeholders, including presenting technical concepts and project updates;

• Delivering code to production in a timely manner according to business expectations.

   

Essential professional experience:

• 3+ years of experience in automation testing;
• Expertise in React and TypeScript — strong understanding of component architecture, hooks, and type safety;
• Experience building scalable front-end solutions (multi-brand or modular architecture, shared component libraries);
• Proficiency in front-end performance optimization — bundle analysis, caching, code-splitting, and rendering efficiency;
• Practical experience with testing frameworks (Jest, React Testing Library);
• Strong collaboration skills — ability to work closely with QA, backend, and product teams in Agile environments;
• Ability to take ownership of complex features or domains and deliver end-to-end solutions;
• Fluent in Ukrainian;

• Intermediate level of English.

   

Desirable skills and personal features:

• Prior experience in the iGaming or sports betting industry;
• Exposure to micro frontend architecture or SDK/widget-based systems;
• Familiarity with Node.js or backend-for-frontend (BFF) patterns;
• Experience contributing to design systems or UI/UX optimization initiatives;
• Knowledge of real-time data processing (WebSockets, live event streams).