Is this you?

Titan Operating System S.L. (Titan OS), the Barcelona-based technology, entertainment, and advertising company, is looking for you! Our platform combines content discovery and advertising technology in one solution, helping leading TV brands unlock greater value. Titan OS powers devices from major brands including Philips, AOC and JVC, reaching millions of viewers across Europe and LATAM. Titan OS is also powering free premium FAST Channels on selected SONY Android TVs.

Over the last two years, Titan OS has grown revenue 10x and attracted leading investors, including Highland Europe and Mangrove.

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 Senior Frontend Engineer, you will play a pivotal role in our frontend engineering team. You will work alongside our other engineers to shape the architectural framework of our applications, code intricate frontend components, and orchestrate the deployment of the final product that is seen in millions of homes worldwide.

Key responsibilities: Improve architecture and coding standards in the frontend

Ensure projects are delivered on time and developers are working effectively

Participate and assist in setting the long-term direction, roadmaps, and standards for the web app

Design, code, test, maintain and deliver features of the web app

Follow the processes for software development and documentation

Conduct code reviews of work done by other engineers in the team





Work with backend engineers, product managers, and UX designers to deliver new features

Establish and track SLAs (internal and external), KPIs, and team objectives

What makes you a great fit:

7+ years of relevant experience as a JavaScript developer with React

Proven experience developing web applications for Smart TV platforms

Expertise in HTML5, CSS

Experience with Cypress

Experience consuming RESTful APIs

Knowledge of computer science fundamentals and a strong understanding of SOLID principles and software architecture best practices

Love for writing clean, modular code in a fast-paced, agile development model

Nice to have: Experience with the HTML5 video player and other players (HLS.js, Shaka Player)

Experience integrating Ads platforms (VAST)

Hiring process

Throughout the process, you’ll meet different members of our team and get a real sense of how we work, collaborate, and shape our culture every day. Here’s what our hiring process looks like:

Meet our TA team - 30-minute call

Technical conversation with the Frontend Director

Technical assessment

Pair Programming with the team members

Brief call with the CTO

Reasons to apply

Hybrid position

Centrally located office in the heart of Barcelona, with public transportation nearby

Competitive compensation

Private health insurance

Friendly, diverse, and international work environment

Opportunity to work outside of your comfort zone and develop professionally in an exciting and fast-growing CTV industry.

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.

If you're excited about this position, don’t hesitate to apply. We’re waiting for you to join us! And if you want to know more about us, follow us on LinkedIn!

📌 Senior Frontend Engineer (CTV - Smart TV) (Barcelona)
🏢 Titan OS
📍 Barcelona