Empleos de backend php software engineer en barcelona

Who we are:Marfeel is a publishing intelligence platform trusted by over 5,000 publishers worldwide: including Business Insider, Le Figaro, El País and McClatchy. We help publishers turn data into action: understanding what content is working right now, what has performed over time, and what to do next. Our platform gives editorial, SEO, audience, and...

Citibeats in Barcelona is looking for an experienced Backend Software Engineer to join their fast-growing team. The role involves developing new features, API endpoints, and maintaining the AI & NLP platform. Ideal candidates should have at least 3 years of experience in Python, preferably with Django, and be fluent in both Spanish and English. Citibeats...

Seeking a Senior Software Engineer passionate about AI and precision medicine to work on frontend and backend development using TypeScript and Python.

Lingo is building a cutting‑edge digital health platform that fuses continuous biosensor data, high‑performance backend engineering, and advanced analytics to help people live healthier, longer, fuller lives. Our systems process massive volumes of real‑time data, and the backend is the heartbeat that transforms biosensor signals into actionable health...

We are bsport. The place to be! bsport is an all-in-one platform combining boutique fitness and advanced technology. Our platform helps our partners manage their bookings, payroll, marketing and more, to streamline operations and boost their commercial success. Since we launched in 2019, we have already achieved the following: We’ve built a community of...

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...

We are looking for a Lead Software Engineer – AI Product development to join our AI Engineering team in Barcelona. This is an exciting opportunity to work on cutting‑edge AI‑powered software, building reliable, scalable solutions that leverage Python, cloud technologies (Azure/AWS), microservices, and LLM‑based applications. You will be joining a...

The difference between an AI Engineer and what we are looking for is straightforward: you have shipped a multi-agent system in production, you have owned the eval harness, and you know what happens when your agent fails at 2am because you have lived it. As an AI Engineer (Agentic/Applied), you will design, build, and deploy production-grade agentic AI...

Partner Company in Spain is seeking a Backend QA Engineer to own software quality across a high-traffic backend platform. You will combine manual testing with automated test development using TypeScript and Playwright to validate complex transactions, API integrations, and event-driven workflows. Work remotely within Europe with cross-functional...

Merkle, a dentsu company, is hiring a Junior Java Software Engineer to join our Barcelona community. You will design and implement Java backend services in an agile team, focusing on code quality and test-driven development. xghoner Las cualificaciones, habilidades y toda la experiencia relevante necesaria para este puesto se pueden encontrar en la...

Clarivate Analytics seeks a Lead Software Engineer - AI Product development in Barcelona to build scalable AI-powered software using Python, cloud platforms, and LLM-based applications. You will join a small, skilled team reporting to the Engineering Manager and shape technical direction in a hybrid environment. Ideal candidates have 7+ years in software, 4+...

We power people's progress. At Preply, we're all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it's creating real impact. We've just reached unicorn status with a $150M Series...

We’re looking for a Senior Software Engineer - AI Product development to join our Cortellis CMC team in Barcelona, where you’ll work on high-impact backend services that power global pharmaceutical innovation. In this role, you’ll take strong ownership of architecture and delivery while collaborating closely with distributed engineering teams. Our CMC...

Adobe Commerce Senior Software Engineer (Technical Lead) Omega CRM Consulting is seeking an experienced Ecommerce Senior Software Engineer (Technical Lead) to collaborate with a top 15 global pharmaceutical company. The Senior Software Engineer will partner with business clients to identify needs and recommend innovative technology solutions aligned with the...

Enginy, a Barcelona-based startup, is building AI-powered sales automation tools for B2 B teams. We are hiring a Software Engineer to shape backend and frontend systems, APIs, and user interfaces that power our platform. You’ll work across backend workflows, web applications, and cross-functional collaboration with Product and Design. We value autonomy,...

Dow Jones is seeking a Staff Software Engineer in Barcelona to modernize real-time news and content systems feeding Newswires, Factiva, and The Wall Street Journal. You will work with GenAI, AWS, and a suite of tooling to deliver scalable backend services.The ideal candidate has 7+ years of backend experience, strong Java/Linux background, and a track record...

Citibeats is the fastest and most efficient social intelligence and text analytics platform in the market. Citibeats organizes unstructured data via natural language processing (NLP) and machine learning. Our platform allows for the gathering of relevant information in changing social contexts, which permits public organizations and financial institutions to...

This position is listed on behalf of a partner company, who manages all applications and next steps.Our partner is looking for a Senior Software Engineer (Golang/TypeScript/React) - Independent Contractor based in Spain.This is a senior engineering opportunity focused on building and evolving a data-intensive platform used by major global organizations and...

The Elite Job is seeking a skilled Software Engineer (Backend) to join our growing remote development team in Spain. You will design, develop, test, and maintain scalable backend systems powering global digital solutions, leveraging modern server-side technologies. Responsibilities include writing clean code, collaborating with cross-functional teams, and...

Role Description You build the systems that actually make AI work in enterprise environments, not demos, not prototypes that stall after a pilot, but production agentic architectures running inside real client organizations. The difference between an AI Engineer and what we are looking for is straightforward: you have shipped a multi-agent system in...