> Markdown version of [/jobs/ext/4597920-senior-full-stack-engineer-react-node-ts-automations](https://www.wearedevelopers.com/jobs/ext/4597920-senior-full-stack-engineer-react-node-ts-automations). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Full-Stack Engineer: React/Node + TS, Automations - **Company:** Ticket Merchant - **Location:** Spain - **Contract:** Permanent contract - **Skills:** Node.Js, Next.js, TypeScript, ReactJS, Backend, Data Analytics - **Published:** November 6, 2026 - **Apply:** https://www.jobleads.com/es/job/senior-full-stack-engineer-react-node-ts-automations--spain--e1bcfef87115fa939363c5e1e62816e1d ## About the Role You'll work in a bilingual English/Spanish environment, ensure reliability and scalability, and contribute to architectural decisions in a ## Description Ticket Merchant, a fast-growing tech-driven live events company, seeks a Mid-Senior Backend Developer based in Spain or with strong preference for Spain. You'll design, build, and scale high-performance backend services using Node.js and Next.js with TypeScript, while collaborating with product and data teams to deliver automation and data-driven features. You'll work in a bilingual English/Spanish environment, ensure reliability and scalability, and contribute to architectural decisions in a