Job description

Fullstack Developer | ComparaJá.pt – Lisbon (Hybrid)

About Us

ComparaJá.pt is a leading platform for aggregating and comparing financial products and services in Portugal. Founded in 2015 as part of the CompareEuropeGroup, we are now part of Samlino Group (samlinogroup.com). Operating across five European markets, our group empowered over 10 million users last year alone.

At ComparaJá.pt, our mission is to help Portuguese consumers make informed, confident decisions across all areas of personal finance—whether banking, insurance, or utilities—by providing easy access to unbiased, accurate information and free comparisons. Our vision is to become the go-to personal finance platform for consumers, partners, media, and other stakeholders, helping people identify and choose the best solutions for their needs—saving time and money in a simple and transparent way.

Job Summary

We’re looking for a Fullstack Developer with a frontend focus to help design and build engaging, responsive customer-facing applications. You’ll work on high-impact areas of our website and product interfaces, collaborating closely with design, UX, and development teams to deliver intuitive and performant user experiences.

If you love crafting clean interfaces and also enjoy diving into backend integration when needed, this is the role for you.

Key Responsibilities

Develop and maintain backend systems, APIs, and data models for internal tools
Implement responsive web interfaces based on UX and design specifications
Build scalable solutions to support growing data volumes and operational complexity
Collaborate with the product team to implement integrated features
Optimize applications for speed, SEO, and cross-device performance
Participate in feature planning and interface evolution
Identify and fix bugs or performance issues across the stack
Write clean, well-documented, and testable code