Senior Frontend Engineer - Freelance
wearebeyondsports · Hungary, Budapest ·
- Work mode
- Remote
- Seniority
- Senior
- Employment
- Contract
- Category
- Frontend
- Salary
- HUF 120,000 – 160,000 / day
wearebeyondsports · Hungary, Budapest ·
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Beyond Sports is hiring a senior freelance frontend developer (must be based in Hungary; remote) for a 3+ month contract at 120,000–160,000 HUF per day. Day to day: build responsive web apps for sports fans using vanilla JavaScript, React, HTML, CSS/SASS, Gulp and Git, integrating REST APIs within a cross-functional delivery team.
Senior Frontend Engineer (Contractor/Freelance) - Hungary
Duration: 3 months plus
Rate: 120,000 - 160,000 per day HUF
Start Date: ASAP
Location: Must be based in Hungary, Remote Working
About the Role:
As a Senior Frontend Engineer (Contractor/Freelancer) at Beyond Sports, you will play a key role in delivering high-quality, performant, and engaging frontend solutions to sports fans and partners worldwide. Working alongside a cross-functional team, you’ll be responsible for building and maintaining responsive web applications using modern frontend technologies and best practices.
This role is delivery-focused, suited for a self-driven contractor who thrives on writing clean, scalable code, solving complex problems, and delivering against clearly defined requirements. You’ll work closely with designers, backend developers, and project managers to ensure that deliverables meet expectations and deadlines.
Key Responsibilities
Translate project requirements and designs into functional, maintainable frontend code
Scope, estimate, and manage your own tasks to meet agreed timelines
Integrate with backend APIs and third-party services
Produce high-quality, reusable code with attention to maintainability and performance
Ensure cross-browser and cross-device compatibility through rigorous testing and debugging
Implement responsive UI/UX using HTML, CSS/SASS, and JavaScript (vanilla)
Use Gulp workflows and Git version control effectively within a collaborative codebase
Collaborate with the wider delivery team to ensure alignment on goals and timelines
Proactively identify and resolve frontend issues or technical blockers
Document frontend solutions to support ongoing maintenance and handovers
Required Skills & Experience
Expert-level knowledge of:
HTML, CSS, and responsive design principles
JavaScript (vanilla)
React
SASS development
JSON and RESTful APIs
Gulp workflows
Git and version control best practices
Cross-browser/device testing and debugging
Working with design files and translating them into code (e.g. Figma, Sketch)
Frontend performance tuning and optimization
Writing clean, readable documentation for frontend solutions
Comfortable with:
ES6/ES7 features
Integrating third-party tools and SDKs (e.g. video providers)
NPM and Bower for dependency management
Web accessibility (a11y) best practices
SEO best practices for frontend builds
JIRA or similar tools for task tracking
Nice to Have
Familiarity with CI/CD processes for frontend deployment
Understanding of frontend architecture patterns and modular development
Please apply and a member of our TA team will be in touch
Seed · Remote