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JustMarkets

Frontend Engineer

Ukraine · Remote · Product Engineering

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About the role

JavaScriptTypeScriptReactGraphQLReduxWebSocketsScrumUX Design
Responsibilities - Develop new features, primarily focused on frontend components - Optimize and improve performance across the application - Participate in architectural discussions and technical design - Conduct code reviews and support production deployments - Collaborate in Scrum ceremonies, OKR planning, and team retrospectives - Write clear unit/integration tests and maintain documentation for implemented functionality Requirements - 5+ years of experience in frontend development, mainly with ReactJS - Strong knowledge of TypeScript and JavaScript - Experience with state management tools (Zustand, Redux, etc) - Experience working with GraphQL and participating in API design - Practical experience with WebSocket - Experience writing tests with Vitest or similar frameworks (e.g., Jest) - Experience with build tools (Vite, WebPack, etc) - Experience adopting AI-assisted development tools in daily workflows and critically evaluating and validating AI-generated results - Solid understanding of frontend architecture and scalable solutions - Experience in optimizing application performance and user experience - Ability to work independently and take full ownership of tasks - Experience in writing clean, maintainable code and following development best practices - English level: Intermediate and above Will be a plus - Bachelor’s degree in Computer Science or a related discipline - Proven contributions to established open-source projects - Hands-on experience developing and maintaining real-time applications - Professional background in the fintech domain We offer - 20 paid vacation days per year - 10 paid sick leave days per year - Public holidays as per the company's approved Public holiday list - Medical insurance - Opportunity to work remotely - Professional education budget - Language learning budget - Wellness budget (gym membership, sports gear and related expenses)