Senior Fullstack Engineer at Super Technologies – Spain | Jobyssey

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.

Super is one of the largest sports betting operators in the region, running a network of over 1,000 locations across multiple geographies and processing more than 22 million bets per month. As a Senior Full Stack Engineer, you will join a team with organisation-wide impact and deep connections across multiple engineering areas. In this role, you will help shape systems that power critical functionality across the business and connect multiple engineering domains.

What the role involves

Own the entire product lifecycle, from concept and proposal through to release and ongoing maintenance
Leverage modern technologies including TypeScript, React, Node.js, Vite, PNPM, AWS, and Kubernetes
Mentor teammates to ensure efficient, high-quality task execution and delivery
Drive initiatives to enhance the developer experience, improving workflows and collaboration
Optimise build processes and tooling to boost team productivity
Utilise best-in-class tools including Notion, Jira Cloud, GitHub, Zoom, Lattice, and Slack

What we are looking for

Strong TypeScript skills and experience with Node.js (Fastify preferred) and ideally React or any JS framework
Understanding of multi-tenant architecture and scalable system design
Ability to analyse existing systems, research improvements, and collaborate with product teams and stakeholders
Experience writing comprehensive, effective tests to ensure reliability and maintainability
Familiarity with design systems (e.g. Ant Design, Material Design, Bootstrap)
Experience building and maintaining developer experience (DX) tools to streamline workflows
Detail-oriented with a commitment to delivering high-quality products
Understanding of software development best practices, design patterns, and performance optimisation techniques
Ability to thrive in a collaborative, fast-paced team environment

Nice to have

Experience in the betting or gaming industry
Experience developing back-office applications such as dashboards and CRUD systems with complex data models
Experience building applications with high-frequency, low-latency data changes
Ability to navigate complex domains and business requirements
Track record of building strong relationships with users and stakeholders to enhance software quality

What we offer

Medical / Health Insurance
Open Annual Leave
Employee Assistance Programme
Training & Learning Development

Additional benefits vary by country and will be shared during the hiring process.

About Super

We are a global technology group, dedicated to building the future of entertainment and fan-centric experiences. With commercial markets in Brazil, Belgium, Poland, Romania, Greece and Serbia, and a network of offices across Spain, Croatia, Malta, Gibraltar, the Netherlands and the UK, we are a truly international organization. Our purpose at Super has evolved from sports and betting into creating the platform that stretches into the wider world of technology-driven entertainment. With a growing and diverse team of more than 5,000 people, we create immersive, responsible, and personalised experiences for millions of customers worldwide.

Shaping the Future of Play

Everything we do at Super is rooted in doing what is right: for customers, for each other, and for our long-term vision. Our Culture Manifesto is our North Star. It captures our purpose, mission, and the six core beliefs that shape how we think, make decisions, and act every day. Want to explore our culture in more detail? Visit our careers page:

Super is committed to the highest standards of compliance, safety, and responsibility. As such, we are active members of the International Betting Integrity Association (IBIA) and the European Gaming & Betting Association (EGBA).

At Super, we operate as a high-performing team. We hire and grow talent based on ability and potential, regardless of background and identity because we know diverse perspectives, drive better performance.

Senior Fullstack Engineer

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