Senior Frontend Developer

Jit Team employs over 770 experienced experts and offers developmental projects, a wide range of benefits, and a proprietary professional development programme. The company supports charitable and educational activities, including workshops, educational projects, internships, and donations. Jit Team has a long-term partnership with a leading financial group in the Nordic countries, with over 200 personnel engaged in more than 60 projects for this Norwegian financial services provider. The client emphasizes Scandinavian culture, work-life balance, and international teams with daily English language use.

• Strong expertise in HTML, CSS, JavaScript, TypeScript
• Experience with Web Components and Lit
• Solid understanding of Node.js and npm ecosystem
• Experience writing unit tests with Vitest
• Strong knowledge of frontend architecture, design patterns, and performance optimization
• Ability to work with REST/GraphQL APIs
• Experience in large-scale, modular frontend codebases
• Strong communication skills and ability to collaborate in cross-functional teams

• Architect and implement complex, interactive user interfaces and single-page applications using TypeScript and JavaScript
• Define and maintain best practices for frontend architecture, state management, and component reusability
• Develop and maintain Web Components using Lit, ensuring modularity and long-term maintainability
• Optimize application performance, improve Core Web Vitals, and ensure smooth experiences across devices and browsers
• Collaborate closely with backend engineers, UX/UI designers, and product managers to deliver end-to-end product features
• Integrate with REST and GraphQL APIs, ensuring reliability, security, and consistency of data flows
• Conduct performance audits, code reviews, and mentor other developers
• Participate in system design discussions and influence technical decisions across the product

Nice to have:

• Contribute to CI/CD pipelines and deployment workflows
• Experience with Kafka, MQ systems
• Experience with NinjaFork