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Front-End U.I. Intern

  • Brussels, Brussels Hoofdstedelijk Gewest, Belgium
Frontend Development

Job description

Who are we?

AppTweak is the trusted app store acquisition partner for mobile leaders worldwide; we provide innovative solutions that help apps and games optimize their app store presence and increase downloads. For 10+ years, companies including Uber, Adobe, and Zynga have trusted our unique metrics, actionable insights, and expertise to make informed decisions and achieve long-term success in the competitive mobile market. Driven by data science and a human-centered approach, AppTweak is recognized for its innovative features and rapid growth.
Today we are a team of +100 people based in 8 offices around the globe (Brussels, San Francisco, Bengaluru, Tokyo, Seoul, London, Montreal and Beijing) supporting more than +2,000 customers worldwide.

We are looking for students who demonstrate a strong passion for learning and a keen interest in technology. If you’re looking to gain IT experience in a dynamic tech company with high growth, this is for you!

Contract: Full-time internship / not paid

Location: Brussels.

Remote policy: Hybrid remote/work policy: 3 days at the Office (including Tuesday/Thursday considered as mandatory days), 2 days of remote work possible.

[Please note you will need to be based in Belgium and to have a European valid visa/work permit to be eligible for the role]

Your responsabilities

  • You are responsible for coding, testing, and implementing pixel perfect User Interfaces designed by your fellow Visual Designers.

  • You are involved in the definition of our Design System and U.I. patterns and will have to translate them into reusable components with a keen eye for details.

  • You monitor the components architecture, define guidelines and share your knowledge with our Software Engineers.

  • You collaborate closely with Product owners and Software developers to deliver features that fit requirements and meet our customer’s needs.

  • You are concerned with all the technical aspects of your job, with a strong focus on usability, accessibility and consistency.

Your tasks

  • Translate graphical designs into code using HTML, CSS/SCSS, and JavaScript/Typescript

  • Create accessible and reusable components using ReactJs and StoryBook

  • Monitor U.I. consistency and improve legacy code

  • Participate in code review, pairing, and other forms of knowledge sharing.

Job requirements


  • Currently studying Bachelors (3rd year or above) or Masters in Computer science or Engineering.

  • You are fluent in English.

  • Eager to learn about modern Web technologies.

  • Strong entrepreneurial mindset: you’re hands-on and autonomous. You find creative solutions to problems in a fast-moving environment.

  • Team player: you enjoy working with others. You have a proactive attitude and you like to make things move forward.

  • Sensitivity to design in general and user experience.


  • Some experience in Web development using modern frameworks (React, Angular, Vue).

  • GitHub profile or example of work

What's in it for you?

  • Have the chance to have a real impact on our collective success!

  • Join an exciting and fast growing company with a people-first culture. “Diversity” and “work-life balance” are not just buzzwords at AppTweak.

  • Learn from peers all over the world. We think learning is so important, we made it one of our 4 values!

  • Work in an international environment and have colleagues from all over.

  • Discover new food recipes, because yes, we love food!

  • For more information about our tech stack, teams, etc., don't forget to check our ✨Tech Stack page✨.


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