Senior Full-Stack Dev (React/Node) – AI/IoT, Hybrid Madrid

Joppy; Madrid; Híbrido; EUR 70.000 - 110.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Sustainable mobility options

Fun team events and outings

Hybrid work options

Descripción de la vacante

Joppy is hiring a Senior Full-Stack Developer to join our HUB platform and help shape the future of Business Partner Transparency for international clients. You will work in a hybrid Madrid setting, building serverless, scalable solutions with Node.js/TypeScript on the backend and React.js on the frontend.

You’ll collaborate in small agile squads, drive CI/CD practices, and mentor junior developers, while focusing on performance, security, and user experience in a global, sustainability-focused

Formación

• 7+ years of experience in full-stack development with Node.js/TypeScript and React.js.
• Experience in startups, SAAS, or product companies is mandatory.
• Hands-on experience with AI-guided development practices in AI-driven engineering environments.
• Expertise in web services development and REST integration.
• Strong communication skills in English (C1 or equivalent).

Responsabilidades

• Design, build, and optimize full-stack features using Node.js/TypeScript on the backend and React.js on the frontend.
• Develop software solutions that automate complex compliance workflows.
• Collaborate with product managers, designers, and engineers in small agile squads (4-6 people).
• Ensure high-quality, secure code through reviews, testing, and CI/CD practices.
• Own the architecture of TypeScript-based solutions for performance and reliability.
• Contribute to technical strategy and process improvements.
• Mentor and support junior developers and foster technical excellence.

Conocimientos

Node.js

TypeScript

React.js

REST APIs

Git

Agile

English

AI-driven development

Herramientas

Git

Descripción del empleo

Joppy is hiring a Senior Full-Stack Developer to join our HUB platform and help shape the future of Business Partner Transparency for international clients. You will work in a hybrid Madrid setting, building serverless, scalable solutions with Node.js/TypeScript on the backend and React.js on the frontend.

You’ll collaborate in small agile squads, drive CI/CD practices, and mentor junior developers, while focusing on performance, security, and user experience in a global, sustainability-focused