Senior Front End Engineer (ReactJS) - Merchant Growth

Senior Front End Engineer (ReactJS) 

We believe in the everyday hero. Those who have the courage to follow their passion and who have the strength and determination to realise their dreams.

Small business owners are at the heart of all we do, so we're creating powerful, easy-to-use financial solutions to 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 small business owners can be successful doing what they love. 

Our team based in Kyiv is looking for a Senior Frontend Engineer. In this role, you’ll contribute to our ambitious goals by making it extremely simple for merchants all over the world to use our invoicing and accounting products. You’ll work on our core setup for running multiple micro frontend applications in parallel. You’ll be owning and managing the development life cycle from coding and testing to deploying into production and observing the value delivered to customers. A few of the technologies we're leveraging at Debitoor/SumUp include JavaScript, ReactJS, Backbonejs, Sass/StyledComponents/CSS, Node.js, MongoDB, Rabbitmq, AWS, E2e testing (cypress), RESTful Web API, Git, GitHub, Heroku, Docker, CircleCI.

What you’ll do

• Design easy to use micro frontend applications together with backend engineers.
• Fully focus on improving frontend infrastructure 
• Work on security improvements
• Daily application health checks and updates for monitoring 
• Creating/supporting shared modules for other frontend teams
• Refactor core functionality for existing web applications
• Refine the full stack, from CI/CD tooling, to test automation, building features, running experiments, and monitoring and operations.
• Push projects forward, while validating and communicating your ideas with the team.

You’ll be great for this role if

• You have a proactive attitude and a product mindset − you own what you build.
• Technology excites you and you strive to learn something on a daily basis.
• You know frontend best practices
• You did a complex setups for large frontend applications
• You know webpack on a high level 
• You understand in details how SPA works 
• You are open for challenges in backend (node.js)
• You aware about security and frontend vulnerabilities 
• You care deeply about automation and CI/CD.

Why you should join SumUp

• Flexible working from home policy
• Free english classes 
• Insurance support after trial period (3 months) 
• Free lunch delivery 
• Comfortable office area close to the city center
• Team building activities

About SumUp

We believe in the everyday hero.

Small business owners are at the heart of all we do, so we create powerful, easy-to-use financial solutions to 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. 

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