




Job Summary: We are seeking a Frontend/Fullstack Developer with experience in React, Next.js, and Node.js to join an innovative and creative team. Key Highlights: 1. Frontend and Fullstack Development with React, Next.js, Node.js, and NestJS 2. Design and Implementation of REST and GraphQL APIs 3. End-to-End Testing with Playwright and Best Practices of Clean Code We are knowmad mood! We are a leading digital transformation company, continuously evolving and at the forefront of technology. We were founded to drive real change through innovation and sustainable development, with a mission to deliver value to our clients and empower our talent. Comprising over 3\.000 creative, digital, and innovative individuals connected by purpose and capable of building connections with people worldwide. A responsible, flexible team with high adaptability to our clients’ and the market’s needs, while consistently delivering value, vision, creativity, expertise, professionalism, and passion for technology in every project. The values guiding us toward excellence are collaboration, innovation, commitment, fun, and trust. **What do we value?** At least 5 years of experience as a Frontend/Fullstack Developer with: * Solid experience in **React** and **Next.js**. * Advanced **TypeScript**. * State management using **Redux, Zustand, Context API**, or similar solutions. * Consumption and integration of **REST APIs**. * Knowledge of **HTML5, CSS3, and responsive design**. * Experience with UI frameworks such as **MUI, Ant Design, or Tailwind**. * Experience with **Node.js** and **NestJS**. * Knowledge of **end\-to\-end testing with Playwright**. * Ability to collaborate effectively within teams and communicate clearly with clients and multidisciplinary teams. **What would your responsibilities be?** * **Frontend and Fullstack Development:** Build and maintain modern web applications using **React** and **Next.js**, applying best development practices. * **API Design and Implementation:** Develop and maintain **REST** and/or **GraphQL** APIs using **NestJS**, ensuring efficient integration with frontend and external services. * **Testing and Code Quality:** Write and maintain **end\-to\-end tests** using **Playwright**; apply **Clean Code**, **SOLID principles**, and design patterns. * **Integration of External Services:** Connect applications with third-party APIs and internal services, ensuring data efficiency and security. * **Multidisciplinary Collaboration:** Work alongside designers, developers, and product managers to transform requirements into functional and scalable solutions. * **UI/UX and Optimization:** Implement attractive, responsive interfaces using modern UI frameworks and best practices for accessibility and performance. **Additionally, we highly value experience and/or knowledge in:** * Prior experience with **testing and automation frameworks**. * Experience in **hybrid or remote projects**. * Knowledge of **agile development methodologies**. * Experience in **DevOps and cloud deployments** (AWS, Azure, or similar). And with us, you can enjoy: **Permanent Contract** **Hybrid Work Model in Palma de Mallorca**: 2 days in the office, 3 days from home **Internal Training and Access to Certifications** — Check our calendar here: https://www.knowmadmood.com/es/talento/formacion **Flexible Compensation Plan** (health insurance, transportation, childcare vouchers, meal vouchers) **Brand Ambassador Program**, through our friend referral plan Refer your friends and earn a bonus! **Events, meetups, tech days, talks… and much more!** *At* ***knowmad mood*** *we are committed to equal opportunities and respect for diversity. We implement our Equality Plan and the principle of non-discrimination across all our recruitment processes.* To stay updated on our latest news, follow us here \-\> knowmad mood


