Frontend Software Engineer ReactJavaScript (mfd)

The way SIXT builds software is evolving: engineers turn product problems into clear specifications direct AI coding agents to build them and own the quality of what ships. As a Frontend Software Engineer (m/f/d) you will operate at exactly this level - delivering primarily through specification and review backed by the frontend depth to read debug and stand behind every change your agents produce. You will turn ambiguous product problems into testable specifications run end-to-end agent workflows and own what reaches production. Sounds like your next challenge Then apply now and become part of Team Orange as a Frontend Software Engineer (m/f/d) in Lisbon!

YOUR ROLE AT SIXT

You turn ambiguous product problems into clear testable specifications that agents can execute against
You run end-to-end agent workflows to build features then review the resulting change as a whole - correctness architectural consistency and drift
You own what your agents ship to production debugging to root cause and encoding prevention through tests rules or agent constraints
You ship small-to-medium features end-to-end with minimal guidance including deployment
You build production-quality reusable React components and integrate reliably with backend and third- party systems
You challenge unclear requirements weigh business and user trade-offs and communicate decisions and risks clearly to product and engineering partners

YOUR SKILLS MATTER

Education You hold a Bachelors or Masters degree in Computer Science or a related field or you have experience with the tools and skills required

Experience You bring 3-6 years of frontend software engineering experience

Hard Skills You have strong and framework-based JavaScript know-how including component contracts state management and rendering and performance behaviour

Know-how You understand how the browser parses renders and paints a page and write semantic accessible HTML by default

Tools You are proficient with HTML CSS JSON build tools Git and confident debugging in Chrome DevTools

Motivation You are comfortable working with AI coding tools daily with the judgment to verify and correct their output

WHAT WE OFFER

• A Global Tech Hub in Lisbon Join a thriving international tech community and work alongside engineers product experts and business teams who turn ideas into real impact. Our hubs at Factory Lisboa in Beato and ARTs Lisboa in Parque das Nações are where great tech gets built

• Learning & Knowledge Exchange Level up through regular events with internal and external speakers. We value curiosity continuous learning and open exchange across teams disciplines and borders

• Flexible Work Setup Two office days a week flexible hours and modern spaces built for both deep focus and team collaboration work the way that brings out your best

• Time Off & Wellbeing Enjoy 28 vacation days per year an additional day off on your birthday one volunteer day annually and private health insurance that also covers your spouse and children free of charge

• Practical Everyday Benefits Get a yearly Coverflex allowance and a daily meal allowance to make everyday life a little easier

• SIXT Perks Get exclusive rates on all SIXT services with special discounts extended to your family and friends. Because great perks are even better when you can share them

Additional Information :

About us:

We are a globally leading mobility service provider with a revenue of 4.00 billion and around 9000 employees worldwide. Our mobility platform ONE combines our products SIXT rent (car rental) SIXT share (car sharing) SIXT ride (taxi ride and chauffeur services) and SIXT (car subscription) giving our customers access to our fleet of 350000 vehicles the services of 4000 cooperation partners and around 5 million drivers worldwide. Together with our franchise partners we are present in more than 110 countries at 2000 rental stations. At SIXT top-tier customer experience and outstanding customer service are our highest priorities. We believe in true entrepreneurship and long-term stability and align our corporate strategy with foresight. Get started with us and apply now!

Remote Work :

No

Employment Type : Full Time
Experience: years
Vacancy: 1