Frontend Developer

At ALTEN, we are certain that the success of our projects is due to the people who make up our team. That’s why, if you have around 3 years of experience as a Front-End Developer we are committed to boosting your talent, meeting your professional expectations, and making you feel right at home. Do you want to build the world of tomorrow today? Keep reading!

Requirements:

Define initial UI/UX concepts, assess technical feasibility of Web Components, identify integration risks, and create early prototypes or wireframes using StencilJS.

Develop reusable Web Components with StencilJS and TypeScript, implementing logic, styling, lifecycle methods, accessibility, and cross‑browser compatibility.

Prepare and maintain component documentation (usage guides, API references, changelogs), manage versioning, maintain Storybook or equivalent showcases, and ensure proper code repository organization and traceability.

Perform component testing (unit tests, e2e tests), validate behavior in different browsers/environments, conduct performance profiling, troubleshoot failures, and update implementations based on test outcomes.

Estimate development effort, support sprint planning, track component development progress, identify frontend risks or blockers, and contribute to delivering releases aligned with project milestones.

Notions of backend (Java).

Fluent English required;

Location: Lisbon (Paço de Arcos), hybrid.

What can we offer you?

Joining a competitive, multinational company that is constantly growing.

Integration into a highly qualified team of professionals with a great work environment—innovative and dynamic.

Specialized training and ongoing professional development.

Social benefits.

Who are we?

We are a team. We are part of ALTEN, a European multinational specializing in providing consulting, information technology, and engineering services to the leading companies in the Portuguese market.

If you like numbers, we can tell you that in Portugal we have a revenue of 10.9 million euros, 2 headquarters, and a team of 215 professionals.

Moreover, at ALTEN, we take pride in offering equal opportunities regardless of gender, age, abilities, or country of origin. Our commitment is to talent and to the people who possess it.