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Senior Frontend Engineer - Merchant Success

Berlin, Germany · Frontend

As a Senior Frontend Engineer, you’ll join the Merchant Success Tribe, whose mission is to deliver unmatched product education and issue resolution for our existing and prospective merchants. You’ll focus on building products that allow near-instantaneous query resolution, as well as scalability and efficiency of operations teams.

What you’ll do

  • Work with a cross-functional team to ship code multiple times per week.

  • Together with the Product Manager, you will set and implement the vision for the next evolution of in-app support experiences.

  • Develop new features and components on our website using top-notch technologies like React, Next.js, etc.

  • Refine the full stack of the website, from CI/CD tooling, to test automation, building features, running experiments, and monitoring and production support.

  • Collaborate with product and design departments to build maintainable, usable, and beautiful features.

  • Push projects forward while validating and communicating your ideas with the team.

  • Help us continue to develop our open-source projects and culture.

You’ll be great for this role if

  • You have a strong programming foundation and experience in Javascript.

  • You understand the importance of web performance and page speed optimization techniques.

  • You know what to test, why to test it, and how to write flexible tests that won't break.

  • You care about user interaction, usability, and of course, making the interface beautiful.

  • You’re Interested in or have experience with SEO and web accessibility.

  • You love coding and take the time to reflect on all aspects of your implementation, be it frameworks, languages, or processes.

  • Your precise communication skills make working with you effective and efficient

  • You’re fluent in English, both spoken and written. 

Why you should join SumUp

  • We’re a truly global team of 2000+ people from 60+ countries, spread across 3 continents.

  • We get together regularly for breakfasts, team events, office parties and sports.

  • You’ll receive a budget for attending conferences and external training. 

  • We offer a corporate pension scheme, 28 days’ paid leave, free German and yoga classes, subsidised Urban Sports Club membership and other great benefits.

  • We offer visa and relocation support for you, your family and even your pets.

  • You’ll be based in the heart of Berlin, one of Europe’s leading tech hubs and most vibrant cities.

  • You’ll participate in weekly Lunch and Learn sessions, where ideas are shared and discussed over company-sponsored lunch.

  • You’ll attend global offsites and/or hackathons.

About SumUp

We believe in the everyday hero.

Small business owners are at the heart of all we do, so we're creating tools that help them run their businesses. With a founder’s mentality and a 'team-first’ attitude, our diverse teams across Europe, South America and the United States work together to ensure that the small business owners we partner with can be successful doing what they love.

SumUp is an Equal Employment Opportunity employer that proudly pursues and hires a diverse workforce. SumUp does not make hiring or employment decisions on the basis of race, colour, religion or religious belief, ethnic or national origin, nationality, sex, gender, gender identity, sexual orientation, disability, age or any other basis protected by applicable laws or prohibited by company policy. SumUp also strives for a healthy and safe workplace and strictly prohibits harassment of any kind.

SumUp will not accept unsolicited resumes from any source other than directly from a candidate.