Senior Backend Developer (Node.js)

About the company

We are one of the 2 largest companies in the world that operates global comparison sites for sports betting Sat 100M+ users.

We develop and maintain large web applications, which must be fast, stable and well optimized for SEO.

Technologies

We use a modern backend stack:

• Node.js, TypeScript
• PHP (Laravel), Python, partially Go
• microservices
• cloud, Kubernetes
• CI/CD (GitHub Actions)
• relational and NoSQL databases
• cache, event-driven architecture

What are you going to do?

• develop and maintain backend services, which are used by multiple products
• work mainly with TypeScript and Node.js
• design and implement API
• also understand older code in PHP and Go
• work with the team 6–8 backend developers
• to do code review and participate in technical decisions
• help set up backend standards throughout the company

Who are we looking for?

• senior backend developer (approx 5+ years of experience)
• very good knowledge Node.js and TypeScript
• experience with API design and backend architecture
• ability to work even with older code
• English B2
• willingness to work hybrid in Bratislava (3-4 days in the office)

The advantage is

• experience with LLM / AI
• experience with AWS or another cloud

Benefits

• flexible working hours (core time 10:00 - 15:00)
• hybrid work (2 days home office)
• shorter Fridays in the summer
• company notebook + €300 budget for equipment
• educational, sports and well-being benefits
• strong health and pension security
• long-term investment programs
• 10% annual bonus
• work on large products with millions of users