Senior Node.js Developer for CMS Core Tech

Requirements

• 5+ years of hands-on backend engineering experience with a strong track record of delivering complex systems.
• Upper-intermediate or higher level of English.
• Understanding of system design: microservices, event-driven architecture, resilient patterns, delivery guarantees, CAP theorem.
• Database knowledge: relational and non-relational databases, SQL optimization, indexing, normalization/denormalization, ACID properties, transaction isolation.
• Working knowledge of Docker, Kubernetes basics, CI/CD pipelines, and Git workflows.
• Strong problem-solving skills: ability to break down ambiguous problems, make pragmatic decisions, and communicate reasoning clearly.
• Advanced proficiency in Node.js and TypeScript, including runtime internals, event loop, async programming, and core modules.
• Advanced TypeScript: strict typing, generics, decorators, utility types, and metaprogramming patterns used in NestJS.
• Proficiency in designing and implementing scalable RESTful APIs and microservices using NestJS (modules, providers, guards, interceptors, microservices transport, Swagger).
• Event-driven architecture: Kafka for async messaging, BullMQ for background job processing.
• Cloud & infrastructure: AWS SDK (S3, Bedrock), Docker/Docker Compose, Prometheus metrics, GitLab CI/CD
• Experience with Go or .NET.
• Experience with Strapi CMS or similar headless CMS platforms.
• Familiarity with Terraform/Terragrunt for infrastructure-as-code.
• Why you'll love working here:
• Benefits Cafeteria - annual budget you allocate to:
• Sports - Medical - Mental health - Home office - Languages.
• Work-life & support
• Paid maternity/paternity leave + monthly childcare allowance.
• 20+ vacation days, unlimited sick leave, emergency time off.
• Remote-first + tech support + coworking compensation.
• Team events (online/offline/offsite).
• Learning culture with internal courses + growth programs.
• Our culture & core values:
• GR8_TECH culture is how we win - through trust, ownership, and a growth mindset. We move fast, stay curious, and keep it real, with open feedback, room to experiment, and a team that's got your back.
• FUELLED BY TRUST : we're open, honest, and have each other's backs.
• OWN YOUR GAME : we take initiative and own what we do.
• ACCELER8 : we move fast, focus smart, and keep it simple.
• CHALLENGE ACCEPTED : we grow through challenges and stay curious.
• BULLETPROOF : we're resilient, ready, and always have a plan.

Benefits

Additional Information

GR8 _TECH builds B2B iGaming platforms for operators who play to lead. We deliver full-cycle, high-impact tech designed to scale - from seamless integrations and expert consulting to long-term operational support. Our platform powers millions of active players and drives real business growth. Call it what it is: the iGaming Platform for Champions. With 1000+ GR8 people across locations and time zones, we don't just ship technology - we help operators build success stories across brands, markets, and geos. Our ambition drives us. Our people make it real. If you're a challenger in spirit and a champion in action - join us. Why this role exists: We're looking for a strong individual contributor who owns complex backend features end-to-end - from technical design through production delivery. You'll work independently on challenging problems, write high-quality code at scale, and raise the bar for the team by mentoring less experienced engineers and maintaining engineering standards through thorough code reviews. What you'll drive: Software Architecture and Backend Development Design and implement scalable, resilient backend services and APIs. Write, test, and debug complex code across new and existing application. Own features end-to-end: from understanding requirements, through implementation, to production monitoring. Identify and resolve complex technical problems, including performance bottlenecks and architectural debt. Maintain comprehensive technical documentation for systems you build. Collaboration & Mentorship Mentor junior and mid-level engineers through pairing, knowledge sharing, and day-to-day guidance. Conduct thorough code reviews to ensure quality, security, and adherence to best practices. Collaborate with cross-functional teams (product, design, operations) to clarify requirements and align on technical approach. Proactively communicate technical trade-offs and progress within the team. What makes you a GR8 fit:

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