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Front End Engineer (m/f) - Lisboa


Lisboa, Portugal


Sobre a Empresa︎

Fight Financial Crime with Advanced AI


Feedzai is the market leader in managing financial risk with AI. We’re coding the future of commerce with today’s most advanced risk management platform powered by big data and machine learning. Founded and developed by data scientists and aerospace engineers, Feedzai has one mission: to make banking and commerce safe. The world’s largest banks, processors, and retailers use Feedzai’s fraud prevention and anti-money laundering products to manage risk, while improving customer Experience.

Engineering is responsible for all Feedzai product development. Together with Product Management and Data Science, we are building the next generation of tools to catch fraud in real time with a machine learning first approach. Formed by engineers and managed by engineers, at Feedzai you will find one of the most talented teams out there from junior to senior engineers that provide a safe, open and collaborative environment leading to a continuous learning of everyone. While building the best value for our customers, you will be exposed to a wide range of technical challenges such as building distributed systems that need to operate 24/7 and ultra-low latencies.


  • Build next-generation web applications with a focus on the client side.
    Work alongside UX designers, Backend and Quality Assurance Engineers and Product Managers to deliver features with a high level of quality.
    Be an ambassador of front-end stack quality for building reusable code that follows the best practices.
    Be an owner of the product, identifying technical debt, proposing concrete solutions.
    Have an active role in the decisions that define the direction of the FE stack and architecture.
    Be a mentor to the rest of the team (for senior level).



  • Experience in modern JavaScript, HTML5 and CSS web standards (mandatory).
    Experience with front-end technologies and/or front-end frameworks (mandatory).
    Experience with GIT, REST/JSON and agile development (mandatory).
    Have a growth mindset (mandatory).
    Experience in React.
    Experience in testing frameworks like Jest or Cypress.
    Experience with Redux, React hooks and Typescript is a plus.
    Web design skills and user experience fundamentals knowledge.
    Experience contributing to open source software.
    Experience optimizing code and look for ways to resolve performance issues.
    Experience in leading teams and taking architecture decisions (for senior level).

If you want to know more about our Frontend work checkout this post in the Techblog

Feedzai is an Equal Opportunity Employer

Feedzai does not accept unsolicited resumes from recruiters or employment agencies.