91 backend developer English-speaking jobs in Catalonia
Webentwickler / Backend Developer
- N26 GmbH
- Barcelona
- April 2
We are seeking a talented Backend Engineer to join our expanding teams in Barcelona and evolve our product ... Europe, including Vienna and Barcelona, and a 1,500-strong team of more than 80 nationalities.As a Backend
Webentwickler / Backend Developer
- The BIG Jobsite
- Barcelona
- April 10
Front End Developer
- SQLI
- Barcelona
- March 30
We #Perceive #Challenge #Deliver #Inspire Job Description We are looking for a front-end developer with ... Collaborate with backend engineers, designers, and product managers to align architectural vision with ... Main Relationships Frontend and Backend Developers Product Owners & Managers UX/UI Designers QA Engineers ... Consulting Referrals increase your chances of interviewing at SQLI by 2x Get notified about new Frontend Developer
Senior Frontend Engineer
- Talent-R
- Barcelona
- April 3
Referrals increase your chances of interviewing at Talent-R by 2x
Get notified about new Frontend Developer ... concepts is a plus (ability to collaborate effectively with backend engineers)
Strong foundation in ... and maintain unit, integration, and end-to-end tests to ensure product reliability
Integrate with backend ... Knowledge of build tools (Webpack, Nx, or similar) and version control (Git)
Familiarity with Python or backend
Senior Backend / TypeScript Developer (Insights & BI)
- Flexidao
- Sant Quirze del Vallès
- April 1
Role overview
As a developer on our Insights & Business Intelligence team, you will be the bridge between
Senior Backend Engineer
- King
- Barcelona
- March 30
Senior Backend Engineer
Are you passionate about solving large-scale backend problems with machine learning ... large-scale backend problems with machine learning solutions? ... Do you have deep expertise in Java backend development and want to help build a platform for decision ... We are looking for a Senior Backend Engineer to build King’s next-generation machine learning platform ... Do you have deep expertise in Java backend development and want to help build a platform for decision
Back End Developer
- Xcede
- Barcelona
- March 27
Senior Backend Engineer – Go / Golang 6 month contract – hybrid (Dublin, London, Barcelona, Warsaw or ... Berlin) I'm working with a product-led SaaS company looking for multiple senior backend engineers ... These roles sit across core backend services and a newer AI-focused area building agentic capabilities
(fluent Ukrainian) Middle Full-Stack Web Engineer (Node.js/Vue)
- SupportYourApp
- Barcelona
- April 1
Technical Stack
Frontend — SvelteKit, Vue.js, TailwindCSS;
Backend — Node.js, Go, PHP;
Infrastructure ... Are you a detail‑oriented full stack developer who enjoys building polished, high‑performance web applications ... stability of the platform
What you need to succeed in this role
2+ years of experience in a Full‑Stack Developer
Ai Full Stack Developer With C# And Angular For The Health Industry
- OSINT Analytics
- Barcelona
- April 3
Experience in backend development in C# for SAAS systems.
Knowledge of PHP and Phyton is a plus. ... Position Overview
As a Full Stack Developer, you will be required to collaborate with the design, development
Senior Salesforce Engineer
- Kleinanzeigen
- Barcelona
- April 3
Referrals increase your chances of interviewing at Kleinanzeigen by 2x Get notified about new Salesforce Developer ... Collaborate with cross-functional teams (backend, product, UX) to define and deliver innovative solutions ... services) Experience in an Agile environment, collaborating closely with designers, product managers, and backend
Mobile Engineer
- Amaris Consulting
- Barcelona
- March 27
Design, develop, and maintain backend services for Mobile DevOps platforms using Rust Contribute to backend ... Take your career to the next level with Amaris Consulting as a Mobile DevOps BackEnd Engineer. ... Strong professional experience in backend development, preferably using Rust Experience designing and ... maintaining microservices and backend APIs Solid experience with CI/CD tools (Jenkins, Bitbucket Server
Back-End Engineer
- Alinia AI, Inc.
- Barcelona
- April 3
Alinia’s Back-End Engineer, you will play a foundational role in shaping the core infrastructure and backend ... Responsibilities
Maintain, scale, and secure our Python FastAPI backend and microservices
Serve and ... someone who thrives in a fast‑paced startup, can wear multiple hats, and wants to help define how the backend ... Work closely with product and front‑end engineers, translating user and product needs into scalable backend ... similar frameworks
Deep experience with RESTful APIs, PostgreSQL, and Docker
Solid understanding of backend
FullStack Engineer - Marketplace (m/f/d)
- MEDIA MARKT ESPAÑA
- Barcelona
- March 31
Create backend services following the API First principle. ... Experienced in developing backend systems with NodeJS. ... Develop interfaces between our backend APIs and consumer touchpoints.
Tech Lead - Golang (100% Remote)
- Pragmatike
- Barcelona
- April 3
Optimize backend systems for performance, reliability, security, and fault tolerance. ... Required Qualifications
5–6+ years of experience as a Senior or Lead Backend Engineer. ... Conduct thorough code reviews, mentor other engineers, and raise overall backend engineering quality. ... You will play a key role in designing and evolving the backend foundations of a decentralized cloud platform ... Build and optimize mission-critical backend software, with a strong focus on system programming, concurrency
Backend Engineer (Python)
- Datavant
- Barcelona
- April 3
Backend Engineer (Python, Kubernetes, AWS)
The Role
As a Backend Engineer, you will design and build ... This role offers strong ownership of backend architecture and the opportunity to shape platform standards ... What You’ll Do
Design and implement backend services and APIs using Python frameworks
Build and deploy ... in Computer Science, Engineering, or related field, or equivalent practical experience
2+ years of backend ... for junior candidates; 6+ years for senior candidates
Professional experience developing production backend
Head of Development
- PowerUp Talent
- Barcelona
- April 2
of the technical direction across a growing portfolio of mobile games, spanning client architecture, backend ... gaming or mobile products Strong expertise in scalable architecture, performance optimisation, and backend
Full-stack Junior Developer
- AppDrawn Ltd.
- Barcelona
- April 3
As a Full-stack Junior developer you will work using ReactJS and Ruby on Rails. ... We are looking to recruit a junior developer to join our team of developers with experience and passion ... This is an excellent opportunity for a talented developer looking to expand their experience in web application ... both from day one through our training program, and supported by the rest of the team as you grow your Developer
Full Stack Engineer – YC‑Backed, Impact Startup
- Reprompt AI, Inc.
- Barcelona
- April 6
Ok, but what is FullStack Developer about? ... 🤔 Short Description: A Full Stack Developer is in charge of developing our products. ... Our FullStack Developer will be part of an international team (more than 10 nationalities). ... This position is key for the growth of Payflow. 👀 Requirements: We are looking for an experienced developer ... and take the constant temperature of the financial wellbeing of their employees In short, Full Stack Developer
Senior Developer / Solution Architect - CCH Tagetik
- SystemsAccountants
- Barcelona
- March 20
Excellence team for their CCH Tagetik application, seeking an experienced EPM application solution architect/developer
Senior Full Stack Software Engineer – AI/ML R&D
- Keysight Technologies SAles Spain SL.
- Barcelona
- March 30
Strong proficiency in at least one backend language (Python, Java, Node.js, or C#). ... Architect scalable backend systems and services, including RESTful APIs and microservices. ... You’ll play a key role in developing and maintaining robust backend architectures, responsive frontends











