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Browse All JavaScript Jobs in Spain

All 123 active positions, updated daily. Use filters below to narrow by job type.

Total Jobs

123

Companies

117

Locations

14

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Atomic Vest

Canada, USA, LATAM, Europe full-time Not specified
🌍 Remote LATAM
2 days ago

About Atomic Vest We are a fast-growing, mission-driven company powering the expansion of financial services and wealth creation, with billions of assets under management. We build critical financial...

TypeScript React Vite Tailwind CSS Node.js PostgreSQL gRPC Figma
F

Fluence International, Inc.

Worldwide contract $3.5k–$5k/month
🌍 Remote Worldwide
4 days ago

We’re looking for a pragmatic, security-minded Full-Stack Developer to help build and scale Fluence’s B2B products used by clinicians, researchers, and organizations in psychedelic-assisted therapy an...

React Next.js TypeScript AWS APIs Docker LLM n8n
S

SIFTP Technologies

Worldwide full-time $70,000 - $110,000 / year
🌍 Remote Worldwide
5 days ago

Role Overview SIFTP Technologies is looking for a Senior Full-Stack Engineer to join our distributed engineering team. In this role, you will lead the architecture and implementation of cutting-edge w...

Next.js TypeScript React Node.js GraphQL REST APIs AI LLM
M

MEDvidi

Europe full-time Not specified
🌍 Remote EU
1 week ago

About The Position MEDvidi is an AI-powered mental healthcare clinic setting a new standard for safe, effective, and scalable psychiatric care in the United States. We combine licensed providers with...

Node.js AI LLM PostgreSQL AWS APIs Grafana OpenSearch
Z

Zaby

Remote full-time Not specified
🌍 Remote Worldwide
1 week ago

About the Role Build the interfaces that help enterprises deploy, monitor, and manage AI operational systems. You'll own the Agent Builder, Workflow Visualizer, and observability dashboards. As part o...

React TypeScript CSS Tailwind CSS Next.js D3.js Framer Motion SVG
S

Souk

Worldwide full-time $20,000–$30,000/year
🌍 Remote Worldwide
1 week ago

Join Souk, a forward-thinking company that is redefining the way businesses operate in the digital marketplace. As a Full Stack Engineer, you will play a pivotal role in developing and enhancing our i...

Node.js Python Java REST APIs AI
E

Eneba

Europe full-time EUR 55.000-70.000 a year
🌍 Remote EU
1 week ago

About us We're building an open, safe and sustainable marketplace for the gamers of today and tomorrow. Our marketplace supports more than 20 m+ active users (and growing fast!), provides a level of t...

React TypeScript GraphQL Express.js CSS Redis Claude Code Cursor
B

Base360.ai

Worldwide full-time Not specified
🌍 Remote Worldwide
2 weeks ago

About Us Base360.ai is the AI operating system for short-term rental businesses, helping property managers run their operations on autopilot. Born out of The Flex, a short-term rental operator that sc...

Python FastAPI React TypeScript PostgreSQL AWS Docker GitHub Actions
H

HappyRobot

Spain full-time Not specified
🌍 Remote
2 weeks ago

About HappyRobot HappyRobot is the infrastructure for enterprises to build and orchestrate AI workforces. Our AI workers don't just communicate through voice and email - they make decisions, take acti...

React TypeScript Node.js Python AI LLM APIs
S

Schoolhouse

Remote full-time $167K – $177K
🌍 Remote Worldwide
2 weeks ago

About Schoolhouse Founded by Sal Khan, Schoolhouse is a peer-to-peer learning platform that delivers human connection and develops durable skills through online learning to best prepare students to th...

TypeScript Node.js React Next.js PostgreSQL AWS GCP