Middle Backend Engineer (Node.js)

Gamzix company, a dynamic player in the iGaming industry:

• Was founded in March 2020 with a vision to redefine the world of online slot games
• Has already successfully produced 60 slot games
• The team has grown to over 120 skilled professionals, and we continue to grow
• Our main hub is in Warsaw — right in the heart of Europe
• With a strong focus on quality and compliance, we hold the prestigious MGA B2B Critical Supply License and certifications from industry leaders iTechLabs and GLI, ensuring the highest standards

Hey there! 👋

The Gamzix team is growing, and we’re looking for a Backend Engineer (Node.js) to help us design, build, and maintain reliable backend solutions that power our slot games and internal systems.

If you enjoy working with scalable architectures, APIs, and modern backend technologies — we’d love to meet you!

Responsibilities:

• Architect, design, and maintain backend solutions across multiple projects
• Develop and improve APIs, ensuring data integrity, security, and performance
• Collaborate closely with DevOps to improve infrastructure: CI/CD, monitoring, logging, and system reliability
• Conduct code reviews and promote best practices for clean, maintainable, and scalable code
• Investigate business needs and propose technical solutions
• Proactively handle system incidents and ensure uninterrupted service operation

Requirements:

• 2+ years of overall software development experience
• Strong hands-on experience with Node.js and TypeScript
• Practical experience with NestJS
• Solid knowledge of PostgreSQL
• Experience working with Redis
• Experience using RabbitMQ or other message brokers
• Understanding of backend architecture, asynchronous processing, and system reliability

What we offer:

• Market-level salary in the IT/Gaming industry
• Relocation support to Warsaw
• Referral bonus — bring in awesome people and get rewarded
• Home-Office coverage
• 7-hour working day: 10:00–18:00 (including lunch break)
• Hybrid model in Warsaw; full remote — for other locations
• Paid Sick Leave: up to 10 working days per year
• Paid Time Off: 18 vacation days, 10 days off, paid state holidays
• Corporate benefits: medical coverage, sports compensation, psychological services compensation
• Professional Development Support: reimbursement for external courses, training & certifications
• Corporate English classes (Business or General) — flexible timing
• Buddy Program
• Internal Gamzix Store (earn coins & exchange for branded gifts)
• Corporate team building and activities
• Open and transparent communication — accessible C-levels, quick decision-making, friendly and supportive atmosphere
   

Our people are passionate professionals who truly enjoy what they do. At Gamzix, your ideas matter, teamwork drives results, and everyone keeps up with the fast-paced rhythm of the iGaming industry.
 

Please note: feedback on your application will be provided within two weeks if a positive decision is made regarding your candidacy.
 

I give my consent in accordance with the Law on the Protection of Personal Data dated June 1, 2010, No. 2297, effective from January 1, 2011, for the processing of personal data.