471 frontend developer English-speaking jobs in Barcelona

Develop and maintain cross-platform Android applications using Kotlin and Rust. Take end-to-end ownership of mobile development projects, optimizing for performance and scalability.

As a Java UI Developer, you'll join our collaborative Java Framework team, contributing to Simcenter

us the #1 best company for remote workersResponsibilitiesWe are looking for a Senior Rust Software Developer

Senior .NET Engineer to build and deliver solutions for a cloud-native productivity platform. Requires 5+ years developing scalable web apps with C# and .NET Core, focusing on clean, testable code.

English B2 Advanced or C1 +5 years of hands-on experience as a .NET Core Developer (.Net 6 / 8) Strong

As a Full-Stack Developer in our team, you will be a part of our diverse and dynamic team that is constantly

Software Developer (.NET) joins the cloud platform team to build scalable web applications and IoT connections. Requires experience in cloud design (Azure), microservices, and languages like C# or Java.

.# **Job Purpose:**The **Senior OneStream Developer** will play a key role in TD SYNNEX's global Finance

Senior React Developer role requires 7+ years of experience. Ideal candidates may have exposure to Logistics, FinTech, or Insurance. Must possess advanced English fluency and be a professional team player.

Tools: You work with the public API documentation (open to partners without a Qonto account), the developer ... API and technical sensitivity (a plus): You have worked on an API, integration, platform or developer-facing

Omega CRM Consulting is looking for a Sailpoint Developer & Testing Expert that would like to collaborate

Overview We are currently looking for an experienced Backend Developer with strong expertise in LangChain

understanding of what the platform needs next Working on initiatives in areas like: our public API and developer

Collaborate with other data scientists, AI engineers, and frontend developers to ensure seamless integration

Junior Business Developer/Account Manager develops new business in the Automotive/Corporate sector. The role balances managing existing accounts (60%) and hunting new clients (40%). Requires 1+ year sales/account management experience and strong English skills.

Freelance Senior OR Junior Full Stack Developer – React / Next.js / Node.js – Barcelona You will collaborate

Overview Senior Golang Developer with Blockchain Expertise at GenLayer Labs.

Experience designing internal developer tooling or platform-layer libraries. ... Raise the bar on internal developer experience: code quality, testing practices, and CI/CD pipelines.

production, using modern infrastructure tooling, strong engineering practices and a clear focus on developer ... build and operate platform capabilities used by multiple teams across the companyDrive improvements in developer ... countries and teams, where engineering decisions have significant impact on scalability, reliability and developer ... helping define how our production platforms evolve over time while balancing reliability, scalability and developer

The Power BI Developer designs, builds, and maintains datasets, data models, and dashboards while working ... stakeholders across different functions — this is a hybrid business-and-technical role, not a pure IT developer