Frontend Developer Intern

Titan OS
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📍 Barcelona, Catalonia, SpainFull time

About this role

Is this you?

Titan Operating System S.L. (Titan OS), the Barcelona-based technology, entertainment, and advertising company, is looking for you! 

At TitanOS, we live by three core values:

  • Make things happen – We take ownership, move fast, and deliver impact.
  • No ego – We collaborate with respect and humility to reach shared goals.
  • Show genuine passion – We love what we do and never stop learning.

Culture and environment are at the heart of our ethos. If the above resonates with you, keep reading because we believe you could be a perfect addition to our incredible team!

Role overview

As a Frontend Developer Intern, you’ll join our frontend engineering team to help craft the user-facing side of our Smart TV applications. Under the guidance of senior engineers, you’ll contribute to architecture discussions, implement interactive UI components, and support the deployment processes for features used by millions of viewers.

Key responsibilities:

  • Design, develop, test, and document UI components and pages using modern web technologies.
  • Participate in peer reviews; collaborate with backend engineers, product managers, and UX designers to deliver cohesive features.
  • Follow sprint ceremonies, maintain clear documentation, and keep tickets up‑to‑date.

What makes you a great fit:

  • Pursuing a Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.
  • Familiarity with JavaScript and at least one modern framework (ideally React).
  • Solid understanding of HTML5, CSS3 (including Flexbox/Grid), and responsive design principles.
  • Exposure to frontend testing tools or frameworks (e.g., Cypress, Jest); eagerness to learn test‑driven development.
  • Experience consuming RESTful APIs from coursework or personal projects.
  • Strong verbal and written skills; ability to give and receive feedback in a team setting.

Desirable skills

  • Coursework or personal projects using React, including hooks and component architecture.
  • Familiarity with the HTML5 video element and libraries like HLS.js or Shaka Player.
  • Interest in improving web accessibility and optimizing load times.

Reasons to apply:

  • Compensation in line with the internship program
  • Opportunity to be part of a dynamic and collaborative international environment
  • Hands-on experience and exposure to real business projects
  • Opportunity to learn and develop your skills alongside an experienced team
  • Change the future of TV! A unique opportunity to join a well-funded, high-growth company in the early stages to help shape a product/business that will impact millions.

Frequently Asked Questions

Is the salary disclosed for the Frontend Developer Intern position at Titan OS?
The salary for this Frontend Developer Intern role at Titan OS is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Frontend Developer Intern position at Titan OS located?
This Frontend Developer Intern role at Titan OS is based in Barcelona, Catalonia, Spain. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Frontend Developer Intern role at Titan OS full-time or part-time?
This is listed as a Full time position. It is posted as a Frontend Developer Intern role at Titan OS.
How do I apply for the Frontend Developer Intern position at Titan OS?
Click the "Apply Now" button on this page. You will be redirected to Titan OS's official application portal hosted on workable where you can submit your application directly.
When was the Frontend Developer Intern job at Titan OS posted?
This Frontend Developer Intern position at Titan OS was posted on Sep 30, 2026. Apply as soon as possible — early applications are often reviewed first.
Frontend Developer Intern
Titan OS
Apply for this role ↗

You'll be redirected to Titan OS's official application page on workable.