Social sports predictions for the next generation of fans
Senior ReactJS Engineer
Location
Bulgaria
Posted
121 days ago
Salary
0
Seniority
Senior
Job Description
Senior ReactJS Engineer
Fliff Inc
• Develop and maintain responsive web applications using ReactJS, ensuring a seamless experience across devices. • Collaborate with backend, DevOps, and designers to implement new features and optimize the live product. • Support the live platform by identifying and resolving real-time performance issues. • Design scalable solutions with attention to responsive UIs using pure CSS/SCSS without relying on external frameworks. • Mentor junior engineers and provide code reviews to maintain high standards. • Leverage Redux, React-Redux bindings, and middleware (Thunk/Saga) for state management. • Implement RESTful APIs using axios and fetch, with optional GraphQL integration via Apollo client.
Job Requirements
- 5+ years of experience building modern web applications, with strong expertise in ReactJS and React Hooks (useState, useEffect, custom hooks).
- Advanced TypeScript skills, including utility types (Partial, Pick), generics, and infer keyword usage.
- Solid understanding of Redux mechanics, React-Redux bindings, and internal hooks.
- Strong CSS/SCSS knowledge, with the ability to build reusable, responsive UIs without external libraries (e.g., Material UI, Tailwind).
- Knowledge of WebSockets (native and socket.io) to handle real-time data.
- Experience with RESTful APIs, axios, and fetch, with optional GraphQL and Apollo Client experience.
- Familiarity with React Router for dynamic imports, lazy loading, and code splitting.
- Comfortable with UI tools like Figma, along with React DevTools, Chrome debugger, and testing tools such as Jest and Cypress.
- Adaptability and problem-solving skills to handle real-time challenges and evolving project requirements.
- Strong communication skills and a collaborative mindset to work effectively with cross-functional teams.
Benefits
- Competitive compensation package.
- Opportunity for professional development in a dynamic, fast-growing company.
- Supportive, collaborative, and knowledge-driven work environment.
- Engaging and challenging role with the freedom to innovate and build exciting solutions in the sports gaming industry.
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