Senior Back-End Developer (Node.js)

Build and maintain the core back-end systems that power the Hub: the notification engine, identification layer, data pipelines, integrations, MCP servers and clients, and the supporting AWS infrastructure. Focus on reliability, scalability, and simplicity using modern TypeScript, Python, Go, and AWS tooling., * Design and develop secure, scalable services and REST/GraphQL APIs

• Implement notification logic, identification flows, and brand integrations
• Build and maintain data pipelines (Aurora Postgres, ClickHouse, ETL flows)
• Deploy and maintain infrastructure on AWS (ECS, Lambda, S3, CloudWatch, RDS)
• Implement MCP (Model Context Protocol) servers and clients for the Hub’s agent-readiness layer
• Ensure test coverage, monitoring, and documentation
• Contribute to CI/CD pipelines and automation tooling, * AI-first, high-ownership culture. We are a flat organisation of senior individual contributors who use AI daily to accelerate their work. There are no traditional managers - people are trusted to manage themselves, take ownership, and drive outcomes.
• Remote-first, async by default. Decisions, plans, trade-offs, roadmap, and company performance are documented and accessible. Clear written communication is essential, and cross-team decisions are resolved through documentation and ADRs rather than escalation chains.
• Startup speed with enterprise impact. Small teams, large responsibility, same-week decision cycles, and a focus on simplicity, reliability, and measurable business outcomes.

• At least 5 years of experience in software development
• Strong experience with TypeScript and Node.js in a cloud-based environment; Python and/or Go a plus
• Hands-on experience with AWS (ECS, Lambda, S3, CloudWatch, RDS)
• Solid understanding of API design, scalability, and automation
• Database fluency (Postgres mandatory; ClickHouse and/or Aurora a plus)
• Experience with infrastructure-as-code and automation frameworks
• Skilled in AI-assisted coding and Claude Code workflows, comfortable relying on them to move faster and better
• Reliable, autonomous, and detail-oriented
• Excellent communication and collaboration skills
• Fluent in English, both written and spoken

team.blue is an ecosystem of 60+ successful PaaS and SaaS brands working together across 22 European countries to provide its 3.5 million SMB customers with everything they need to succeed online by offering best-in-class expertise and services.

team.blue’s brands are a mix of traditional hosting businesses that offer services from domain names, email, shared hosting, e-commerce, and server hosting solutions and, as specialist SaaS providers, adjacent products such as compliance, marketing tools, and team collaboration products. This broad product offering makes it a one-stop partner for online businesses and entrepreneurs across Europe., At team.blue, our commitment to caring for the environment and each other is at the heart of everything we do. Our latest impact report showcases our ongoing ESG efforts and ambitious sustainability goals. Interested in learning more about our dedication to making a positive impact? Check it out here.