3 weeks left to apply
Job Description
We are looking for a Front-End Developer who specializes in refactoring, optimizing, and modernizing existing codebases . This role focuses on improving performance, maintainability, and scalability of front-end applications?not just building new features. The ideal candidate has strong technical depth, understands component design patterns, and is passionate about clean, well-structured code. Key Responsibilities Audit and refactor existing front-end code to improve maintainability, readability, and performance Break large, legacy components into clean, modular, reusable architecture Modernize applications (e.g., migrate from older frameworks, upgrade dependencies) Improve state management, API integration patterns, and UX stability Reduce bundle sizes, improve load times, and optimize rendering performance Implement automated tests (unit, integration, end-to-end) Identify tech debt and propose phased remediation plans Write clear documentation and enforce coding standards Collaborate with UX, Product, and Back-End teams to ensure seamless functionality Participate in code reviews and mentor others in front-end best practices Required Skills & Experience 1+ years of professional front-end development Strong proficiency with REACT and REDUX SAGA Experience refactoring and maintaining large codebases Solid understanding of: Component architecture State management (Redux, Zustand, Vuex, NgRx, etc.) Responsive & accessible UI Comfortable with Git workflows, CI/CD, and code reviews Experience migrating from old frameworks Performance profiling (Lighthouse, Chrome DevTools) Experience introducing design systems or shared component libraries Reduced code complexity and technical debt Faster front-end performance and load times Higher unit test coverage and fewer production bugs Cleaner architecture that accelerates future feature delivery Stable, maintainable, well-documented components Refactoring prevents the accumulation of technical debt, speeds up future development, and improves product quality. This developer enables the team to move faster with fewer bugs, better performance, and long-term scalability.
Required Skills
Additional Information
- Company Name
- Kassavirtanen Oy
- Industry
- N/A
- Department
- N/A
- Role Category
- Node.js Developer
- Job Role
- Entry level
- Education
- No Restriction
- Job Types
- On-site
- Gender
- No Restriction
- Notice Period
- Less Than 30 Days
- Year of Experience
- 1 - Any Yrs
- Job Posted On
- 4 days ago
- Application Ends
- 3 weeks left to apply