FRONTEND DEVELOPER

Vivadax; Brussel; Ibrido; EUR 70.000 - 100.000; Part-time

Descrizione del lavoro

Vivadax BV is seeking a Freelance Frontend Developer for a 1-year contract in Belgium. The role is hybrid: 3 on-site days and 2 remote days, collaborating with designers and backend teams to deliver features end-to-end.

You will translate designs into reusable components, optimize performance, integrate with REST/GraphQL, and contribute to code quality with tests and reviews. Fluent English and proficiency in French or Dutch are mandatory.

Competenze

• 5+ years of frontend development experience.
• Responsive design and modern CSS frameworks (Tailwind, SASS/SCSS, styled-components).
• Experience integrating with REST/GraphQL APIs and handling asynchronous data flows.
• Familiarity with state management solutions (Redux, NgRx, Pinia, or similar).
• Knowledge of build tools and bundlers (Vite, Webpack, npm/yarn/pnpm).
• Understanding of testing frameworks (Jest, Cypress, Playwright).
• Experience with Git and collaborative development workflows (branching, PRs).
• Knowledge of accessibility standards (WCAG) and SEO fundamentals is a plus.
• Familiarity with CI/CD pipelines and DevOps basics is beneficial.
• Certifications or demonstrable portfolio/projects showcasing frontend expertise.

Mansioni

• Translate designs and wireframes into high-quality, pixel-accurate implementations.
• Build reusable components and design system elements to ensure consistency and maintainability across applications.
• Optimize application performance, including load times, rendering, and bundle size.
• Integrate frontend applications with REST/GraphQL APIs and backend services.
• Write clean, well-documented, and testable code, including unit and integration tests.
• Participate in code reviews and contribute to frontend development standards and best practices.
• Collaborate with designers, backend developers, and product stakeholders to deliver features end-to-end.
• Manage state and application architecture using modern patterns (e.g., Redux, Context API, NgRx).
• Support CI/CD workflows, including builds, testing, and automated deployments.
• Contribute to frontend development standards and practices.

Conoscenze

Frontend development

Responsive design

REST/GraphQL

State management

Build tools

Testing

Git

Accessibility

CI/CD

Portfolio

Tailwind CSS

Strumenti

Vite

Webpack

npm/yarn/pnpm

Descrizione del lavoro

Job Title: Freelance Frontend Developer (1-Year Contract)

Location: Belgium (Hybrid: 3 days on-site, 2 days remote)

Employment Type: Freelancer

Contract Duration: 1 year

About the Role

Key Responsibilities

• Translate designs and wireframes into high-quality, pixel-accurate implementations.
• Build reusable components and design system elements to ensure consistency and maintainability across applications.
• Optimize application performance, including load times, rendering, and bundle size.
• Integrate frontend applications with REST/GraphQL APIs and backend services.
• Write clean, well-documented, and testable code, including unit and integration tests.
• Participate in code reviews and contribute to frontend development standards and best practices.
• Collaborate with designers, backend developers, and product stakeholders to deliver features end-to-end.
• Manage state and application architecture using modern patterns (e.g., Redux, Context API, NgRx).
• Support CI/CD workflows, including builds, testing, and automated deployments.

Experience

• 5+ years of experience as a Frontend Developer or in a similar role.
• Hands-on experience with responsive design and CSS frameworks/preprocessors (e.g., Tailwind, SASS/SCSS, styled-components).
• Experience integrating with REST/GraphQL APIs and handling asynchronous data flows.
• Familiarity with state management solutions (Redux, NgRx, Pinia, or similar).
• Knowledge of build tools and bundlers (Vite, Webpack, npm/yarn/pnpm).
• Understanding of testing frameworks (Jest, Cypress, Playwright) and a testing mindset.
• Experience with Git and collaborative development workflows (branching, pull requests, code reviews).
• Knowledge of accessibility standards (WCAG) and SEO fundamentals is a plus.
• Familiarity with CI/CD pipelines and DevOps basics is beneficial.
• Certifications or demonstrable portfolio/projects showcasing frontend expertise are a strong plus.

Languages

• Fluent in English (required for collaboration).
• Fluent in French or Dutch (required for client/stakeholder communication).

Soft Skills

• Strong problem-solving and analytical skills with attention to detail.
• Excellent communication and collaboration skills to work in cross-functional teams.
• Design sensibility to bridge the gap between design and implementation.
• Proactive mindset to identify UX and performance improvements.

Requirements

• Currently residing in Belgium (we cannot assist with work permits).
• Fluency in English + French or Dutch (mandatory).