Empleos de machine learning engineer en Barcelona, Catalonia

**WHO WE ARE** Adikteev is an AdTech company that helps mobile app publishers grow their revenue through targeted advertising. We deliver personalized ads that drive users to install an app or re-engage with one they've stopped using. Our clients are mostly mobile gaming leaders but also span e-commerce, on-demand services, and entertainment apps....

**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...

**Overview** WELCOME TO SITA At SITA, we keep airports moving, airlines flying smoothly, and borders open. Our technology and communication innovations power the success of the global air travel industry. You'll find us in 95% of international airports, working closely with over 2,500 transportation and government clients. Each partnership brings...

**Staff AI Platform Engineer – Barcelona (Híbrido)** **Sobre el puesto** Buscamos un/a **Staff AI Platform Engineer** para incorporarse a un grupo internacional líder en el sector de la aviación, con sede en Barcelona (modelo híbrido, 2 días/semana en oficina). Formarás parte de un equipo dedicado a acelerar la adopción de Inteligencia Artificial...

Scopely is seeking a highly motivated **Staff Software Engineer** to join our Playgami team in Barcelona on a hybrid basis! At Scopely, we care deeply about what we do and want to encourage play every day - whether in our work environments alongside our talented colleagues or through our deep connections with our communities of players. We are a global...

**Job Title** Field Service Engineer (English-speaking) - Hybrid HD01 **Job Description** **Experience the power of a game-changing career** Are you looking for what’s next? We’re a global technology and services leader that powers the brands of the future. We help well-known brands — the ones you use every day — improve their businesses with...

**Job Description** We are Adevinta, a leading online classifieds group and champion for sustainable commerce across Europe and beyond. With digital marketplaces across many countries, our portfolio spans consumer goods, mobility, real estate, holiday rentals and jobs. Together, our marketplaces attract more than 120 million users every month and over a...

We are looking for a **Senior Full-Stack / GenAI Engineer** to join an international AI Products team working on the evolution of a secure, enterprise-grade GPT platform. You will contribute mainly to back-end development (around 90%), with occasional front-end contributions, building secure and scalable features for document understanding, translation,...

- **Work location:** Onsite in Barcelona - **Engagement model** : Freelance / Independent contractor - **Project duration** : October 21 - October 26 - **Requested availability:** 3 consecutive hours in 1 session (AM or PM) - **Languages:** Basque, Dutch - **Rate per session:** 120 USD We are currently looking for medical students who are...

Mission If You Have a Passion For Data And Technology And Want To Join a Crew Of Sharp Analytical Minds, This May Be The Right Opportunity. As An Intern, You Will Get a Chance To Take Part In The Typical Tasks Our Data Scientists Do Daily - Translate business needs into technical requirements - Design, develop, and implement statistically...

**Leadtech Group builds and scales digital products used by millions of people worldwide** . With **over 18 years of experience** , we bring together multidisciplinary teams to turn ideas into meaningful, high-impact solutions. Within the group, **MAU by Leadtech** focuses on subscription-based apps and digital products. It builds on the expertise,...

Location: Barcelona (Hybrid) - Type: Full-time Get to know us Started in 2016, Frekuent is now the all-in-one payment and loyalty platform for unattended environments — 500+ clients, 100M+ transactions a year, 2.5M+ users across Spain, France, Italy, Portugal, and Singapore. We turn one-time buyers into lifetime clients with cashless,...

Salary: €35k to €55k + Benefits Location: **Barcelona** Our client is a global technology organisation at the heart of the air transport industry, providing technology and communications solutions that help keep airports moving, airlines operating smoothly and borders open. We are looking for a Data Engineer, with up to 5 years experience, to join the...

**Job Description Summary** This System Value Optimization (SVO) Engineer role is responsible for wind turbine aero elastic simulations, encompassing New Product Development and Fleet Support as needed. The SVO Engineer will perform state-of-the art simulations, in accordance to Design Practices and IEC guidelines. This person will be responsible for loads...

Starting date: 01/11/26Job Reference447\_26\_AII\_S\_RE3PositionReseach engineer for speech-to-text technology (RE3)Closing DateTuesday, 20 October, \*\*\*\*Reference: 447\_26\_AII\_S\_RE3Job title: Reseach engineer for speech-to-text technology (RE3)About BSCThe Barcelona Supercomputing Center - Centro Nacional de Supercomputación (BSC-CNS) is the leading...

**A Little Bit About Flanks 🚀** Flanks is shaking up the wealth management industry by making it simpler and way more efficient for financial institutions. Our SaaS platform is designed to help banks, family offices, and wealth managers get a full picture of their clients' financial assets—all in one place. 💼💡 Founded in 2019 and based in...

At **Indra Group** , we develop space technology for the missions of the future. We drive satellite, Earth observation, communications, and space defense programs, participating in projects that push the boundaries of technological innovation and knowledge. 💻 Join our team working on national and international projects! We are looking for a **Senior...

Starting date: ASAP Job Reference 354\_26\_ES\_EMW\_RE2 Position Workflow Management Software Engineer (RE2) Closing Date Thursday, 31 December, \*\*\*\* **Reference:** 354\_26\_ES\_EMW\_RE2 **Job Title:** Workflow Management Software Engineer (RE2) **About BSC** The Barcelona Supercomputing Center -...

**How You'll Contribute** As a Freelance Spanish Data Annotation Specialist at Docplanner, your main focus will be preparing and curating linguistically and medically oriented datasets in Spanish to power our machine learning and natural language processing (NLP) initiatives. You will work independently while maintaining clear communication with our NLP...

**Barcelona, on-site** Causal Foundry is looking for a PhD graduate to join our data science team in Barcelona. You will analyse real-world data, develop and evaluate models, and design analyses that help our partners make better decisions. The role centres on hands-on data science: turning complex questions into rigorous analyses and translating findings...