3832 backend developer English-speaking jobs in Spain

Summary Ruby on Rails powers Toptal’s public-facing web presence, and we’re looking for a sharp Ruby developer

The job We are looking for engineers with experience working with any backend technology, you will be

Design, build, and maintain efficient, reusable, and reliable code. Conduct code reviews and participate in architectural design meetings. Evolve into the AWS expert, guiding the team in evaluating and selecting AWS technologies. Write unit, integration, API, and automation tests.

About the role We’re looking for a Senior Backend Engineer to join our team at Pleo. ... In this role, you’ll help build and scale our backend systems and be part of exciting projects as we ... What you’ll be doing As a Senior Backend Engineer, you will: Lead initiatives to design, build, and ... How you’ll develop in this role In your first six months at Pleo, you’ll: Lead backend initiatives

Internally our backend code is in general based on PHP / Symfony our frontend is based on React our mobile

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

Senior Backend Engineer will write and test code, ensure code quality, and work with Agile methodologies. Requires 5+ years experience with Java, Spring Ecosystem, Kafka, Docker, Kubernetes, and cloud architectures. Must have strong problem-solving and collaboration skills.

We are looking for a Staff Backend Engineer!

Strong backend development skills in Java. ... We’re looking for a Backend Java Engineer to join our growing technology hub in Madrid. ... Experience designing and developing RESTful APIs and integrating with backend services. ... Computer Science, Engineering, or a related technical field. 3+ years of hands‑on experience as a Backend

Backend Engineer (APIs) Department: Engineering Employment Type: Full Time Location: Spain Description ... Nice to have Experience with TypeScript and Node.js in a production backend context. ... You offer 5+ years of backend engineering experience, with a track record of owning complex systems ... What are we looking for We're looking for a senior backend engineer who thrives on hard infrastructure

What you’ll need: 5+ years of experience working as a Backend Engineer. ... About the role 🤓 We have an exciting new opening for aSenior Backend Engineerwho is able to see the

As a Senior Backend Engineer, you’ll be at the forefront of this mission, collaborating directly with ... Minimum Qualifications and experience: 5+ years of relevant experience in backend development with ... The impact you will have on the role Design, implement, and maintain backend for high‑performance customer‑centric

We follow a Tribes and Squads model, with multiple product teams currently hiring Senior Backend Engineers

Engineers from the team Interview with Aldenis, VP of Engineering and Eric, Senior Backend Engineer ... products, especially regarding ads bidding and user segmentation; Team up with our colleagues (think Backend ... our hiring process: HR Call with Claire, Talent Acquisition Partner Tech interview with two Senior Backend

As a Senior Backend Engineer, you'll be at the forefront of this mission, collaborating directly ... Minimum Qualifications and experience 5+ years of relevant experience in backend development with Node.js ... The impact you will have on the role Design, implement, and maintain backend for high-performance customer-centric

Proven ability to design and implement complex backend solutions simply and effectively. ... Responsibilities Deliver complex backend features end‑to‑end with minimal supervision, ensuring high ... as a Java Engineer and take on a pivotal role driving the technical excellence and delivery of core backend

Senior Backend Engineer roles focused on improving and extending existing Go services within a product-led SaaS environment. Role 1 emphasizes platform stability and evolution, while Role 2 focuses on building AI-driven capabilities and agent-based systems. Both roles require strong Go experience, PostgreSQL knowledge, and the ability to work autonomously.

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

They are looking for a Senior Java Developer to join on an initial 3-month contract (autonomo), with ... The Role As a Senior Java Developer, you'll play a key role in designing, building, and maintaining

developer Expert knowledge of Python and its main frameworks Experience in building and deploying high-traffic ... You will work on building scalable, high-performance web applications with a focus on backend technologies ... improvements Proactively mentor other engineers Skills and Qualifications 5+ years of experience as a Python backend