Intern Software Engineer - Developer Experience and Relations (Remote)

Leaning Technologies is seeking a talented Software Engineer for a paid internship based in Amsterdam (near Amstel station), Netherlands. This is a full-time internship with a duration of 6 months, starting in October/November 2025.

Developer Experience at Leaning Technologies is a small team that blends software engineering and marketing. We build open source software, design websites, create social media content, and advocate for our company in the developersphere. We build demos and integrations using our WebAssembly technology and create technical content that interests developers. Examples of our work include

• https://labs.leaningtech.com - developer documentation site
• https://webvm.io - Linux virtualised in the browser
• https://browsercraft.cheerpj.com - Minecraft running in the browser
• https://javafiddle.leaningtech.com - Java code playground, fully client-side

What we offer

• Flexibility and part-remote work is guaranteed to all employees
• Join a team of incredibly talented minds, in a position with plenty of opportunities for personal and professional growth
• Get to work on challenging, complex and stimulating projects
• You will work with our CTO and other developers, and get 1-1 tutoring and guidance from the rest of the team. We have very minimal overhead, a flat structure, and we prefer to get to work rather than spend hours in meetings
• We offer high flexibility, family-friendly arrangements, and actively promote a good work-life balance

What you will be doing

Leaning Technologies builds technologies and tools that developers interact with. To showcase the power of our technologies, we need to develop showcases and demos for users and developers to interact with. Your main role will be to help improve our older existing demos and to build new ones to accompany new exciting core technical releases. You will work on user experience on the demos and improve the integration of our products. Our demos, like WebVM and Browsercraft, are open source and have a large number of daily users. 

Other tasks you may be asked to help with include:

• Improving technical documentation
• Independently planning, proposing and executing ideas to expand our user base
• Assisting with product releases
• Helping run our social media

Requirements

• Being enrolled in a BSc/MSc or alternative education program in Digital Media, Computer Science, Mathematics, or a related discipline with equivalent experience, ideally in the last year. Working experience in alternative will also be considered
• Excellent communication skills
• Some practical software development experience (including University projects) is required
• Residence and right to work in the Netherlands

Extra credit

Do you do any of the following? That makes you an even better fit!

• You have contributed to, or continue to maintain, open source software
• Interest in modern, accessible web design and/or UX design
• Create successful social media content, especially if it is to a developer audience
• Have creative experience with video production, video editing, and/or graphic design
• Have experience with the evolving JavaScript ecosystem, such as: TypeScript, React, Next.js, Vue, Angular, Node.js, Deno, Bun
• Can provide a portfolio of design or development projects (such as side projects on GitHub)
• Follow cutting-edge web platform features such as WebAssembly and Progressive Web Apps
• Understand any of the following programming languages: C, C++, Java, Rust
• Have social media management and/or community management experience (e.g. Twitter/X, Discord)

How to apply

To apply, please submit your CV, cover letter, and any portfolio material using the 'Apply Now' button at the top of the page. We are reviewing applicants as we receive them and will confirm invitations to interview via email for successful applications.

We highly recommend that you write a cover letter with your application explaining how you would fill a role blending programming, developer advocacy, and content creation.

About Leaning Technologies

Leaning Technologies (https://www.leaningtech.com) makes WebAssembly tools to run any software on any browser.

We make solutions that enable C/C++, Java, Flash, and native Linux applications to be compiled, emulated and virtualised into HTML5/WebAssembly. Our tools are used to develop high-performance web apps in ‘traditional’ programming languages, to port existing code to the Web, or to preserve legacy applications by converting/emulating them to HTML5. We have a global client base including multiple Fortune-100 companies and public sector organisations, in sectors including financial services, CAD software, HR and operations, logistics, defence and aerospace, retail, science and education, and videogames.

Our incredibly talented, tight-knit team works from different locations with a hybrid remote/office approach. Our main offices are Leeds, United Kingdom and Amsterdam, The Netherlands. We value a great, informal work environment, high flexibility, and having genuine fun and excitement every day at work.

Want to see what it is all about? Join our Discord: https://discord.leaningtech.com/ and have a chat with our developers!