19 backend developer English-speaking jobs in Barcelona

Backend Developer Company: Spoki Location: Barcelona, Spain We require on-site presence at our San Vito ... Must To Have Experience: 3+ years in backend development with production-grade systems. ... Contribute to backend services written in Golang where performance and concurrency are critical. ... Open Source: Contributions or side projects showcasing backend, AI, or automation expertise. ... Key Responsibilities Backend Development: Design, build, and maintain scalable, high-performance APIs

About the opportunity Banking Foundations domain mission for N26 is to provide secure and compliant banking services that are frictionless and innovative for customers, while enabling efficient operations and informed decision-making for our staff. We achieve this through robust customer identity verification, proactive risk management, and seamless customer support.

Key Responsibilities Build and own scalable backend services for our data-intensive web app and AI/ML ... Comfortable managing cloud infrastructure for backend, ML and data pipelines at scale (DevOps) Ability ... As a Founding Engineer on the team, you will be responsible for building a scalable backend infrastructure ... TypeScript/NodeJS/Python and a strongly typed language Very comfortable working across the data and backend ... About the role We are currently seeking an experienced Senior Software Engineer with a strong Data and Backend

Troubleshoot complex backend issues, perform root-cause analysis, and provide long-term improvements ... sure you're a good fit for the role: Key Responsibilities Design, build, and maintain scalable backend ... Develop and optimize RESTful APIs, microservices, and backend components following best engineering practices ... Must-have Skills 5+ years of backend engineering experience working with Java and Spring Boot in production

for our data-intensive web app Build and maintain a robust and scalable backend infrastructure to power ... frontend and backend cloud infrastructure at scale in a production environment (DevOps) Ability to work ... ) Experience with building responsive web applications and scalable backend services Comfortable managing ... with React/NextJS/TypeScript/NodeJS Very comfortable working across the stack (primarily frontend and backend ... Engineer on the team, you will be responsible for building a sleek frontend user experience, a scalable backend

Key Responsibilities: System Architecture: Design, build, and maintain scalable backend systems for AI ... What We're Looking ForTechnical Skills: 5+ years building backend systems in NodeJS & Typescript. ... Your ImpactAs a Senior Backend Engineer, you'll architect the systems powering our AI-driven platform

Requirements 7+ years of experience as a full-stack developer. ... We are looking for a Senior Full-Stack Developer to take a key role in our development team — setting

Your Tasks As a Senior Salesforce Developer, you will join an international engineering team focused ... Salesforce certifications such as Platform Developer or Service Cloud Consultant are a strong plus.

We are looking for a versatile and motivated Junior Software Developer eager to grow professionally and

ensure reliable data ingestion and platform scalability Drive adoption and value realization of internal developer ... containerization and modern infrastructure (Kubernetes, Docker, CI/CD pipelines, APIs) Familiarity with developer

Salesforce Platform Developer or Service Cloud Consultant certification(s) are a plus.

Job Description We're hiring a Senior Android Developer to join the Quick Commerce Global Services

About Us: Artificial Intelligence has fundamentally changed how software is built. At Tauniqo, we are leveraging this shift to create the future of corporate training. We are in a high-growth phase, building an elite product team: fast, high-performance, and talented. We are looking for a key player in frontend to join us. The Role: We value product ownership.

Artificial Intelligence Engineer Company: Spoki Location: Barcelona, Spain We require on-site presence at our San Vito dei Normanni (BR) office one week 4 times / year Salary Range: €30,000 - €55,000 About Us Spoki is a Conversational Platform that helps companies build authentic relationships with their customers through WhatsApp and Artificial Intelligence.

clients across Europe, we have created a Center of Excellence (CoE) where we are hiring a Full-Stack Developer ... Your Mission: We are seeking a skilled Full-Stack Developer (with good capabilities in AI / Gen AI integration

working with AWS (and occasionally Azure), Terraform, and GitHub Actions to deliver secure, scalable, and developer-friendly

that delivers measurable impact Empower engineering leadership and establish structures that fuel high developer

Must Have Experience: 3+ years in Data Engineer Developer role.

Integrate applications with backend services, REST APIs, and databases.