(Senior) React Frontend Developer - FREIHEIT+ (f/m/d)

freiheit+ is a corporate start-up in Hamburg and part of the listed ZEAL Network SE. We are building a social lottery that provides extra freedom. 20% of our sales go directly to the license holder BildungsChancen gGmbH. This supports initiatives such as SOS Kinderdörfer worldwide, the German Children and Youth Foundation and the Stifterverband. As a young in-house start-up team, we at freiheit+ work in an agile manner and are open to innovation. 

ZEAL Network SE is an international, listed group of companies that has been creating exciting and entertaining lottery experiences for over 20 years. In Germany, we are the largest provider of online lotteries through our brands, LOTTO24 and Tipp24. In Spain we work with the second largest national lottery, ONCE. Through ZEAL Ventures, we are involved in exciting e-commerce start-ups such as Omaze and DAYMADE. We have 250+ employees from various countries who act independently and think in a visionary way. Our corporate culture is characterized by team spirit, empowerment, and high ambition. Together we have a clear goal: to encourage people to dream. 

We are looking for a (Senior) React Frontend Developer (f/m/d) to join our team. In this specific role you will be part of a small team being responsible for making our own charity lottery product freiheit+ successful by developing and own customer facing features and optimise our funnels. 

• Technically design, develop and maintain a customer-facing webshop 
• Work closely with product-, design-, marketing- and tech-colleagues in a very lean and agile manner (startup mentality) 
• Work with Backend Developers to integrate with our RESTful APIs
• Ensure the technical feasibility of UI/UX designs 
• Test code for functionality, security and performance and write and maintain automated tests
• Automate deployments and releases together with our DevOps Engineers 
• Measure and iterate on product and funnel optimizations to increase the success rates 
• Optimize website performance for speed and efficiency
• Keep expanding your knowledge and your tech skills up to date  

• You have a passion for web development with React
• You are an expert in JavaScript fundamentals, working with Next.js 14+, TypeScript and HTML5/CSS3 
• Familiarity with state-of-the-art frameworks and libraries like Tailwind CSS and React Hooks
• “You build it, you run it” mindset and you have hands on experience in deploying, monitoring, and maintaining a webshop 
• You are strong on writing performant code and clean architectures 
• You have experience with responsive design, mobile first approach
• You have experience working with JSON and interfacing with REST APIs 
• You have the ability to understand business requirements and translate them into technical requirements
• You have the drive to be pragmatic at times and build software that serves the business goals 
• You have strong communication and collaboration skills and love to support your peers and share your knowledge 

• State-of-the-art technologies and an agile environment (Check out our Tech Radar here: https://lotto24.github.io/tech-radar/)
• Work in a competent, interdisciplinary team, where you can actively contribute your knowledge and ideas
• No micromanagement, but a lot of trust into your ability to deliver and perform
• Lots of potential to grow your technical skillset with strong peers
• A yearly development budget of EUR 1,500,- for your personal development
• Independent and innovative way of working and a believe real flexible work. You can take your unlimited vacation days spontaneously; we work in a hybrid model and provide you with technical home office equipment.
• Once a quarter a company event where we all get together and celebrate, as well as regular team events and small get-togethers
• Challenging tasks and lots of fun!

Not ticking every box or think you’ve got that unique set of skills we haven’t realised we need? Get in touch anyway; we’re always looking to add great people!

We are looking forward to hearing from you!