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# Senior Frontend Developer

- **Company:** Aplicaciones Tecnológicas - Smart Earthing | Smart Lightning
- **Location:** Madrid, Spain
- **Contract:** Permanent contract
- **Skills:** HTML, Cascading Style Sheets (CSS), Databases, D3.Js, Data Visualization, Firmware, Design of User Interfaces, TypeScript, Tailwind, Backend, Figma, Front End Software Development, Software Coding, Restful APIs
- **Published:** August 5, 2026
- **Apply:** https://www.buscojobs.com.es/senior-frontend-developer-en-madrid-ID-365509184

## About the Role

5+ years of experience
in frontend development.
Strong
TypeScript, CSS (TailwindCSS is a plus), and HTML
skills.
Experience with
D3.js
or similar graphics libraries.
Figma proficiency-able to turn ideas into
stunning UI/UX .
Some backend knowledge (ORMs, REST APIs, databases).
Bonus: Experience with

## Description

Are you passionate aboutbuilding innovative web toolsthat combinedata visualization, analytics, and management ?Do you love crafting beautiful, high-performance interfaces that bring products to life?If so, we want you on our team!Beyond just writing code, you'll be at thecore of product development -fromconcept to launch .You'll collaborate closely withbackend, firmware, and hardware teams , shaping the architecture and tech stack with cutting?edge tools.What we're looking for:5+ years of experiencein frontend development.StrongTypeScript, CSS (TailwindCSS is a plus), and HTMLskills.Experience withD3.jsor similar graphics libraries.Figma proficiency-able to turn ideas intostunning UI/UX .Some backend knowledge (ORMs, REST APIs, databases).Bonus: Experience withNext.jsor other fullstack frameworks.If you're looking for a challenge, a place where your work makes an impact, and a team that values creativity and innovation, this is the job for you.Ready to take the leap?Apply now or DM me for more details!#J-*****-Ljbffr


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