52 frontend developer English-speaking jobs in Barcelona

Senior Backend Engineer needed for a product-led SaaS company. Focus on improving and extending existing Go services at scale. Strong Go and PostgreSQL experience required. Distributed systems, microservices, and event-driven architectures experience preferred.

Backend Engineer to design, develop, test, deploy, and maintain software in a microservice architecture predominantly written in Java 8 and Kotlin using Spring Boot. Experience in developing software using a JVM language and Spring Boot in large-scale production systems is required.

Requirements Proven experience as a Full Stack Developer with a focus on PHP (Symfony/Laravel), Node.js ... Engineer (EU only) We are seeking a highly skilled and motivated Full Stack Laravel/Symfony/Node.js/React Developer

Look no further and become our new Senior Front-End Developer! ... Your challenge As a Senior Front-End Developer, your main focus is to review and reshape the entire ... Your team As a Senior Front-End Developer, you’ll join the Software Development team, as part of the

Requirements) Strong candidates often have: Deep experience with React, TypeScript, and the modern frontend ... code → AI-driven workflows Develop and maintain evaluation frameworks (Evals) Partner with design, frontend

Backend Developer ( Java + Python) 100% remoto Java Developer ( Springboot+ SpringBatch) 100% remoto ... Mid-Level Full Stack Developer - Fullstack Developer We’re unlocking community knowledge in a new way

Develop and maintain web applications using React and TypeScript, ensuring stability, maintainability, and security. Participate in all phases of the software development lifecycle, from requirements gathering to deployment. Contribute to the conception, design, and development of web applications, focusing on modern React principles.

large MySQL cluster with high‑availability configuration ⚠️ Please note this is not a backend or frontend

LocationBarcelona, Spain# AI Engineer / Backend Developer (Barcelona) at Mindsight VenturesLocationBarcelona

We are looking for a Backend Developer specialized in Java and Spring Boot, with 1 to 4 years of experience

About the role We are looking for a Backend Developer to join the Supplier onboarding and Quote Management

About Finom Finom is a European tech startup headquartered in Amsterdam, and we’re on a journey towards revolutionizing the financial landscape for entrepreneurs worldwide. Our mission is to develop an all‑in‑one financial B2B solution that integrates banking functions, accounting, financial management, and invoicing into a seamless, mobile‑first platform.

Managing Director and being an integral part of Floox's growth strategy, the mission of the Sales Developer

Senior Full Stack Developer will design, develop, and maintain scalable web applications integrating AI/ML models and APIs. Requires 7+ years of experience with front-end frameworks (React, Angular) and server-side technologies (Node.js, Express.js). Experience integrating AI/ML solutions (OpenAI, Hugging Face, LangChain) and familiarity with vector databases is essential.

We’re growing fast and are looking for a Partnership Business Developer to help us expand our partner

patterns English on a business level (B2 minimum), German is a plus Salesforce Certified Platform Developer

problem-solving skills English on a business level (B2 minimum), German is a plus Salesforce Certified Platform Developer

Computer Science Engineering or related field. 3+ year experience as .NET Core Developer. 3+ year experience

The Sales Account Manager develops new business relationships with clients in the Automotive/Corporate sector. Responsibilities include identifying prospective customers, developing client relationships, managing existing accounts, and providing customer support.

As a Full Stack .NET Developer, you will develop and maintain distributed solutions using ASP.NET, ASP.NET