Senior Back-End Developer (Node.js)

Companyteam.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.team.blue hubteam.blue hub is a new internal startup within the team.blue group, created to deliver a unified, intelligent experience across all team.blue brands. Six months ago, we started building this small, top‑tier team with complete autonomy, using AI as leverage across every workflow to ship fast, think clearly, and achieve measurable results. Now, after six months in the market with the first squad, we are growing from 1 to 3 squads to deliver a complete Hub experience.PositionBuild 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.ResponsibilitiesDesign and develop secure, scalable services and REST/GraphQL APIsImplement notification logic, identification flows, and brand integrationsBuild 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 layerEnsure test coverage, monitoring, and documentationContribute to CI/CD pipelines and automation toolingRequirementsAt least 5 years of experience in software developmentStrong experience with TypeScript and Node.js in a cloud-based environment; Python and/or Go a plusHands-on experience with AWS (ECS, Lambda, S3, CloudWatch, RDS)Solid understanding of API design, scalability, and automationDatabase fluency (Postgres mandatory; ClickHouse and/or Aurora a plus)Experience with infrastructure-as-code and automation frameworksSkilled in AI-assisted coding and Claude Code workflows, comfortable relying on them to move faster and betterReliable, autonomous, and detail-orientedExcellent communication and collaboration skillsFluent in English, both written and spokenCulture & PrinciplesAI-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.Right to WorkAt any stage, please be prepared to provide proof of eligibility to work in the country you’re applying for. Unfortunately, we are unable to support relocation packages or sponsorship visas.ESGAt 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."Come as you are"Everyone is welcome here. Diversity & Inclusion are at our core. Far above any technical competence, we value respect, openness, and trusted collaboration. We do not tolerate intolerance.#LI-SV1