Engineering

Junior Software Developer - Internship 2026

About us

ThemIsle is a passionate tech team dedicated to building innovative and user-friendly in-house WordPress products. We create themes and plugins that enhance the WordPress experience for thousands of users worldwide, prioritizing quality, design, and usability.

What will you be working on? 

You will:


  • Develop and maintain our in-house WordPress themes, plugins, and internal tools.

  • Gain hands-on experience with technologies that power the Web.

  • Experience working with codebases that power up to 600,000 users.

  • Improve UI/UX across our range of WordPress products.

  • Learn about optimizing WordPress applications for performance and security.

  • How to leverage AI tools in your workflow.

  • Engage in real-world tasks that directly impact our user base.


The starting date will be 1 July 2026. The duration of the internship will be 3 months with full presence at our office in Bucharest.

What kind of people are we looking for?

You’re a great fit if you:

  • Possess good communication skills and proficiency in English (both written and spoken).

  • Good understanding of core computer science concepts.

The interview process

Here is our challenge for this year (available until 17 April 2026 to submit): https://codeberg.org/vertigo/vertigo-internship-junior-developer-2026

After reviewing your submitted project, selected candidates will be invited for an interview to further discuss the opportunity and explore their potential fit within our team. In case of a high volume of applications, please note that individual feedback may not be provided.

Benefits

  • Flexible working schedule focusing on productivity, not strict hours.

  • Opportunity to join a diverse, international team.

  • Mentorship and guidance from experienced WordPress developers.

  • Valuable real-world experience, developing products used by thousands of websites globally.

  • Central office with quick access to the metro stations (Piața Victoriei, Piața Romană).

Submit Your Application

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The repository URL must be public so that we can check the solution. The URL must point directly to the solution and not a profile account.
For problems, you can contact us at friends@themeisle. In the email subject, use this template `[Internship] <your question>` with the details in the email body.