Senior Frontend Engineer

We are on a mission to pioneer the world’s next era of play. As we grow across Europe and Latin America, we’re building The Playstack - the technology powering the next generation of sports, gaming, and fan experiences. Join us, and help make it the most widely used platform in the world!

From operations, to marketing, to product, we are looking for talented people who will shape how millions of customers play, watch, and connect every day.

Are you passionate about building cutting-edge sports statistics software? Our dynamic Stats team is dedicated to pushing the boundaries of technology, creating innovative solutions, and fostering a culture of mentorship and continuous improvement. You’ll work with the latest tools and technologies, take ownership of the entire product lifecycle, and collaborate with a talented team of engineers. If you’re eager to make a meaningful impact and grow in a supportive, high-performing environment, we’d love to hear from you!

We are one of the largest sports betting operators across Europe and have recently started our expansion into Brazil, making 1000+ location networks work across multiple geographies. If you ever wanted to see how software can handle 90 million bets per month - why not join us? We have offices based in Madrid but will be offering full flexibility with occasional meet-ups with your teams and leads in the office as well as collaboration with our offices in London, Zagreb and more!

• Owning the full product lifecycle, from the initial proposal and planning to implementation, release, and ongoing maintenance
• Building innovative solutions using modern technologies such as TypeScript, Vue, React, AWS, CircleCI, and GitHub Actions
• Mentoring teammates to help them achieve high-quality results while meeting deadlines
• Leading initiatives to enhance the development experience for engineers across the organization
• Creating and maintaining build processes and tools to streamline workflows and boost team efficiency
• Leveraging best-in-class tools like Notion, Jira Cloud, GitHub, Zoom, Lattice, and Slack to maximize productivity and collaboration

• A minimum of 5 years of hands-on experience with JavaScript and a strong understanding of its ecosystem
• High proficiency in developing applications with TypeScript
• Practical experience with Vue or React (ReactRouter & NextJs)
• Knowledge of modular software architecture, including microservices and microfrontends
• A proven ability to mentor teammates, manage time and priorities effectively, and resolve dependencies
• Experience in writing comprehensive and reliable tests to ensure code quality
• A track record of developing and maintaining build tools and toolchains to improve developer experience (DX)
• Strong attention to detail and a commitment to delivering exceptional products
• Deep understanding of best practices, design patterns, and core principles in software development
• Expertise in performance optimization techniques and their practical application
• Strong collaboration skills, with a history of building productive relationships with users and stakeholders
• A team-first mindset, thriving in collaborative environments where success is shared