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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Backend Developer - **Company:** Madrid Community Of Madrid - **Location:** Madrid, Spain (Remote available) - **Contract:** Permanent contract - **Skills:** Clean Code Principles, Java (Programming Language), JavaScript (Programming Language), Agile Methodology, Artificial Intelligence, Automation of Tests, Software as a Service, Continuous Integration, Node.Js, Software Systems, TypeScript, Web Services, Backend, Git - **Published:** August 16, 2026 - **Apply:** https://es.trabajo.org/oferta-5001-27fe2fa762ab3839fc8594ea75544c6e ## About the Role Skills, Knowledge and Expertise - Strong experience in backend development (at least 4 years of professional experience) with a focus on Node.js and TypeScript. - Experience in startups, SAAS or product companies. (MANDATORY) - Expertise in web services development and integration (REST etc.). - Hands-on experience leveraging AI-guided development practices and collaborating within agentic, AI-driven engineering environments. - Familiarity with Git for version control and collaboration. - Strong product mindset - you think beyond code, considering user experience, business impact, and scalability. - Agile experience - comfortable working in sprints, participating in stand-ups, and iterating quickly. - Excellent communication skills (C1 or equivalent) in English. German and/or Spanish skills are a plus, (but not necessary). Benefits - A purpose-driven mission tackling complex sustainability challenges while working alongside global industry pioneers at a fast-growing unicorn company. - Room for creativity through collaborative teamwork and an open communication culture. - Flexibility and team bonding with our hybrid work options. - Sustainable mobility options, promoting eco-friendly commuting solutions. - Fun team events and outings with our global teams. About Joppy Joppy is a technology recruitment platform built for developers by developers. No CV is required. Just say what you know and what you want. Anonymous profile by default. You choose who can talk to you. Companies cannot write to you until you accept their offer. Only relevant offers that match your preferences. No more Javascript offers for Java developers. Get rewarded if you get hired. Keep an eye on tech job opportunities anonymously and find the job that makes you happy. ## Description while delivering meaningful solutions for international clients. Key Responsibilities - Design, build, and optimize backend features using modern front-end and back-end technologies, ensuring scalability and maintainability. - Develop and enhance innovative software solutions that automate complex compliance workflows for businesses of all sizes. - Collaborate closely with product managers, designers, and engineers in small, agile squads (4-6 people) to define, refine, and implement features. - Ensure high-quality, secure, and efficient code through rigorous reviews, automated testing, and continuous integration/deployment (CI/CD) practices. - Own the architecture and design of solutions, optimizing for performance, reliability, and user experience. - Contribute to technical strategy and decision-making, identifying opportunities for innovation and process improvements. - Mentor and support junior developers, fostering a culture of learning and technical excellence within the team. ## Related Videos - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Stop using Node.js like in 2020! What changed and what you can do today with Node.js](https://www.wearedevelopers.com/videos/100011-stop-using-node-js-like-in-2020-what-changed-and-what-you-can-do-today-with-node-js) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Navigating the Future of Junior Developers in Tech](https://www.wearedevelopers.com/videos/1280-navigating-the-future-of-junior-developers-in-tech) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) ## Related Articles - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [7 Most Popular Web Developer Jobs in Europe](https://www.wearedevelopers.com/magazine/163-7-most-popular-web-developer-jobs-in-europe) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)