Senior Node.js Developers -Remote EU ( /J-X)

We are looking for Senior Node.js Developers to join a long-term remote project for a global digital transformation company.  You will work on extending and maintaining an in-house Commercial Data Manager (CDM) platform and take technical ownership of HubSpot (built previously by an external agency).Work split: 70% CDM / 30% HubSpot, working closely with the architect.   Location: Remote (EU / Poland)Contract: B2B Start: 02 Mar 2026 Duration: Until 31 Aug 2026 (extension likely) Language: English B2 Responsibilities • Develop and extend backend services for the Commercial Data Manager (CDM) • Take ownership of HubSpot backend maintenance and further development • Design and implement REST / GraphQL APIs and microservices • Work closely with architects and engineering teams • Support team growth through technical leadership and knowledge sharing • Ensure high code quality, scalability, and reliability Must-Have Skills • 6+ years of backend development experience • 4+ years with Node.js • 3+ years with TypeScript • Experience with REST APIs / GraphQL / microservices • Databases: PostgreSQL, MySQL, MongoDB • AWS, Docker, Kubernetes • Monitoring/logging: Prometheus, Grafana, ELK • Strong DevOps mindset • English B2 Nice to Have • Distributed systems • Kafka or other message brokers What We’re Looking For Senior engineers who are proactive, confident in decision-making, willing to take ownership, and strong team players. 📩 Apply: marcillina.tietjen@dcvtechnologies.co.uk