Front-End Developer

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Front-End Developer

At treebytree we're looking for a Front-End Developer to join our tech team.
Full-time · Hybrid (min. 3 days/week at our office in Den Haag, Amsterdam from 2025)

Hi, we are Treebytree.
We empower businesses and individuals to accelerate nature restoration through our Green Impact Platform. By starting company forests and gifting trees, companies engage their employees and customers while driving tangible environmental impact. Grow a forest. Make an impact! 🌍

And we’re growing too. Our platform is soon expanding beyond trees, offering new ways to restore ecosystems—whether it’s reviving coral reefs, cleaning the oceans, or protecting endangered wildlife. Our ambition? To inspire and mobilise 100 million people to take action on climate and environmental challenges by 2030.

We focus on partnering with companies worldwide to amplify their green efforts – eventually reaching wide consumer audiences. In 2025, we’ll launch a direct-to-consumer solution, connecting people personally to nature restoration projects on the ground.

Join us, and together, let’s lead the way in restoring our planet.

About the job

We are looking for a Front-End Developer who is not only skilled in web development but also has experience and interest in design. This role requires a unique blend of technical and creative skills, as you'll be working closely with our team to bring intuitive and visually appealing digital experiences to life. Experience with Figma is essential, as you’ll work with our designer to bring ideas and designs to production, also supporting the team with design tasks when needed.

Please note that we are unable to provide visa sponsorship for this position at this time.

Responsibilities

  • Develop responsive, user-friendly web applications and interfaces using modern front-end technologies. 

  • Work closely with our designer to translate Figma prototypes and designs into high-quality code. Proactively contribute insights and ideas to improve UX/UI across the Treebytree platform. 

  • Collaborate with cross-functional team to ensure seamless integration of design and functionality. Tackle and solve front-end issues to guarantee a reliable and streamlined user experience. 

  • Optimize web performance and ensure compatibility across various devices and browsers. 

  • Conduct in-depth code reviews to ensure compliance with best practices, maintaining code that's high quality, tidy, and easy to test. 

  • Fine-tune front-end components with precision for optimal performance across various web-capable devices and browsers. 

  • Offer constructive feedback, and stay updated with best practices in front-end development. 

 

This job is for you, if you...

  • are passionate about sustainability and the mission of Treebytree 

  • enjoy working independently and are flexible in taking on diverse tasks

  • have strong TypeScript and JavaScript knowledge and experience with Angular or React

  • have good knowledge about e2e and unit testing as well as test runner frameworks and tools such as Jest, Cypress, Jasmine 

  • have good understanding of CSS3 and HTML5, and experience with CSS pre-processors (SASS, LESS) 

  • have deep understanding of UX/UI and responsive design, mobile design, cross browser compatibility and high performance across the board. 

  • have up-to-date knowledge of best practices and architecture techniques 

  • have a keen eye for aesthetics, user experience, and detail when it comes to implementing design elements. You also have solid knowledge of Figma, as you will be supporting our designers with design tasks. 

  • have the ability to work in a dynamic startup environment and communicate effectively with different stakeholders. 

What we offer:

  • Friendly and transparent business environment with like-minded colleagues; 

  • Work experience in a dynamic international start-up company where we combine technology and positive real climate actions; 

  • Opportunity to grow and develop your skills;  

  • Comfortable working conditions in a beautiful office in The Hague; 

  • An unlimited public transport pass for trains, metros and buses; 

  • A laptop and an e-sim or refurbished iPhone. 

Apply for the job

Apply now! At Treebytree, we believe in diversity as a driving force for innovation and success. We strive to create an inclusive workplace where everyone feels welcome, regardless of age, gender, religion, ethnicity, or background. We aim to build a diverse and inclusive team and look forward to receiving applications from talented candidates of all backgrounds. Ready to make an impact?