Senior Back-End Developer
Pubblicato il 06-09-2026 - Team.Blue in Firenze
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 s