Sr Frontend Developer ( ReactJs, JavaScript, UI-UX)

What We’d Love From You We’d be delighted if you could share a web product you helped build, where your frontend implementation contributed to a smooth, responsive, and user-friendly UI. We’re also interested in hearing about how you collaborated with designers and ensured a great user experience through code. Be open minded to things you do not know,  consistently learn  and grow the skills necessary for the job Be ready to adjust and implement new plans in a fast paced environment Be confident and responsible; responsible down to a single line of code.  Always be working on self improvement; willing to review your progress and see how you can make it better  Getting the job done is a priority.  Have good sportsmanship and be competitive; we have structured the responsibilities to be somewhat like a game!  Be respectful and helpful to others and your working environment Treat yourself well and save the Earth. Be motivated, creative and passionate - it will ignite the rest! Good English communication skills, both verbal and written. Requirements Experience: 5+ years of frontend development experience, with at least 2 years in a senior or tech lead role. Proven track record delivering high-quality web applications in cross-functional teams. Prior experience collaborating closely with design teams (especially UI/UX Managers or Product Designers). Technical Skills: Solid understanding of HTML5, CSS3, and core web fundamentals. Experience with CSS frameworks or methodologies (e.g. Tailwind CSS, BEM, Sass/LESS). Familiarity with Tailwind CSS is a strong plus, or willingness to learn it for implementing utility-first styling at scale. Expertise in JavaScript, with deep proficiency in TypeScript for large codebases. Strong proficiency with at least one modern front-end framework, especially React.js (hooks, context, state management, etc.). Familiarity with Svelte.js (or similar frameworks like Angular or Vue) is a plus, and an ability to quickly learn new frameworks is expected to achieve cross-framework integration. Experience using tools like Storybook for building and showcasing UI components in isolation. Comfortable documenting components, writing usage examples, and utilizing such tools for UI testing and development workflow. Proficient with version control (Git) and collaborative development workflows (pull requests, code reviews). Experience with modern build tools/bundlers (Webpack, Vite, Rollup) and package managers (npm/yarn) for distributing libraries. Strong knowledge of web accessibility standards (WCAG) and experience ensuring UIs are accessible. Exposure to writing tests for the front-end (unit tests with Jest, component tests, and end-to-end tests with tools like Cypress) to validate UI behavior. Ability to optimize front-end code for performance. Familiar with performance debugging/profiling tools and techniques to improve load times and rendering (e.g., Lighthouse, Chrome DevTools). Soft Skills: Excellent problem-solving and analytical skills. Capable of architecting solutions to complex UI challenges and making design decisions that scale for a large codebase. Strong communication skills with the ability to explain technical decisions to non-technical stakeholders, and to understand design considerations from the UX team’s perspective. Experience mentoring or leading frontend developers, conducting code reviews, and promoting engineering excellence. Proactive, ownership-driven mindset with the ability to work independently or lead frontend efforts within a cross-functional squad. Education: Bachelor’s degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.