Empleos de software engineering fullstack en Barcelona

Software Quality Assurance Engineer - AI / LLM / Machine Learning We're hiring for an experienced Software Quality / QA Engineer with experience in AI / ML / LLMs for a rapidly expanding deep tech company that is backed by major global investors. In this position, you will be responsible for ensuring reliability, performance and robustness for AI‑driven...

Please submit your CV in English and indicate your level of English proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not permanent employment. What This Opportunity Involves You'll create challenging coding test...

About The Company At Maisa, we believe great work happens when people have the freedom to choose the setup that works best for them.The Best of Both Worlds Prefer the flexibility of remote work?You’re welcome to work remotely. Most of our roles are currently focused on Spain, although depending on the position and profile, we may be open to hiring from...

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...

Work Your Magic with us! Ready to explore, break barriers, and discover more? We know you've got big plans – so do we! Our colleagues across the globe love innovating with science and technology to enrich people's lives with our solutions in Healthcare, Life Science, and Electronics. Together, we dream big and are passionate about caring for our rich mix...

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...

WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage.Our clients include the...

Analista / Programador/a Fullstack Senior | PHP + Laravel + Vue.JsEres Fullstack y buscas un proyecto donde puedas trabajar con autonomía, buenas prácticas, arquitectura moderna e Inteligencia Artificial?Estamos buscando un/a Analista / Programador/a Fullstack Senior especializado/a en PHP + Laravel + Vue.Js para incorporarse a un proyecto tecnológico...

Can you imagine leading the technical evolution of digital software solutions in the robotics and industrial sector? ðJoin our expert team to work on a Robotics and Industrial Automation project, contributing to the evolution of interconnected digital software solutions. You will apply your knowledge of Node.js and React to define technology strategies,...

About UsPerk (formerly TravelPerk) is the intelligent platform for travel and spend management. Built to tackle the time-consuming, manual work that gets in the way of real work, our tools automate everything from travel bookings to expenses, invoice processing, and more. By eliminating this shadow work that wastes hours, erodes morale, and saps innovation,...

Reference: 55124Posted: 2026-09-15Location: Barcelona, ESPSalary: 80000 - 90000Category: Software Product EngineeringCompany: Dow JonesJob Description:About the TeamOur Technology team drives the evolution of our Engineering, Data, Product and User Experience functions. With a keen focus on delivering cutting-edge solutions, we shape the digital landscape...

Description :About the Team: Our Technology team drives the evolution of our Technology, Engineering, Data, Product and User Experience functions.With a keen focus on delivering cutting-edge solutions, we shape the digital landscape for our customers, readers and users.From revolutionizing visuals to optimizing tools and harnessing the power of data, mobile,...

You develop a Cloud Service based on Kumo MTA for flexible, scalable, and data-sovereign transactional email service in the cloud You get there by creating scalable backend services in proficient Go You develop REST APIs with a focus on availability and stability You develop Kubernetes Operators for automating the Cloud Service lifecycle You take ownership...

We are looking for a Lead Software Engineer – AI Product Development (Data) 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 will be joining a small, highly...

Location: Barcelona, SpainAbout the JobAs Data and AI Software Engineer Specialist within our OneMesh Platform team, you'll build the software and application layer that connects people to the power of data and AI across Sanofi.Join Sanofi's Digital Data Team on our journey to become an AI-first organization. We're building the next generation of data and AI...

Can you imagine leading the technical evolution of digital software solutions in the robotics and industrial sector? ðJoin our expert team to work on a Robotics and Industrial Automation project, contributing to the evolution of interconnected digital software solutions. You will apply your knowledge of Node.js and React to define technology strategies,...

Sateliot is a Barcelona-based satellite company with one goal: connect everything, everywhere. Founded in 2018, we’ve built the first satellite constellation that lets standard commercial devices communicate directly from space. Our technology bridges the gaps that terrestrial networks will never reach, bringing affordable and secure connectivity to...

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...

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...

About BSC ¿Tiene su CV preparado? Si es así y confía en que este es el puesto ideal para usted, asegúrese de enviar su solicitud lo antes posible.The Barcelona Supercomputing Center - Centro Nacional de Supercomputación (BSC-CNS) is the leading supercomputing center in Spain. It houses MareNostrum, one of the most powerful supercomputers in Europe, was...