Full Stack Engineer

A rapidly scaling, VC-backed product company in the Web3/iGaming SaaS space is expanding its in-house engineering team in Stockholm. With strong investment, paying customers, and a validated product already in production, they are now entering their next phase of growth, scaling their platform, improving performance, and building out new features for a global customer base.

They are now looking for a Senior Full-stack Engineer with a strong backend focus to join their small, highly-skilled team.

What you’ll work on

• Architecting and building scalable backend services powering a high-traffic, data-intensive platform.
• Collaborating with product, design and engineering to ship new functionality used by thousands of end users.
• Making key decisions around infrastructure, security, scalability, architecture and long-term technical direction.
• Owning features end-to-end, from design to deployment to monitoring.
• Contributing across the stack where needed (start up environment).

Tech & Skills

• Strong experience with TypeScript, Node.js and modern backend frameworks.
• Deep experience with AWS and cloud-native architecture.
• Strong expertise with PostgreSQL, especially optimisation, performance tuning and scaling.
• Experience in high-traffic, high-availability or payments/blockchain/Web3 environments is a big bonus.
• 5+ years of hands-on engineering experience.
• Passion for Web3/blockchain is welcome (not required).

Why this role is exciting

• Join a high-growth, well-funded tech company with a unique product and strong market traction.
• Build complex systems handling on-chain transactions, huge data volumes and real-time performance challenges.
• High degree of ownership and autonomy, your work will directly shape the product’s evolution.
• Real opportunity to grow into team lead/tech lead roles as the organisation scales (backend, blockchain, liquidity, platform, etc.).
• No legacy systems, modern stack, modern product, modern ways of working.
• Work alongside experienced engineers in a senior, cross-functional team.