Top Tech Jobs & Startup Jobs in Barcelona

The Chief Data & AI Officer will lead the establishment of a company's data and AI infrastructure, ensuring reliable information capture, decision-making processes, AI system integration, and compliance with governance standards.

Design, train, and improve computer-vision and generative ML models; handle end-to-end ML pipeline from data collection to deployment; prototype research ideas and convert successful prototypes into product-ready solutions; optimize models for efficient on-device inference and collaborate with product teams to integrate models.

Lead the data science team to design, validate, and deploy scalable credit scoring models. Ensure regulatory compliance, model accuracy, and business alignment. Mentor junior scientists, build robust data pipelines, collaborate with credit, product, engineering, and business teams, and translate technical insights for non-technical stakeholders.

Looking for a talented WordPress Web Developer to translate a Framer design into a polished website. Responsibilities include site optimization, plugin integration, and ensuring responsive design.

Design, operate, and optimize high-scale PostgreSQL/Aurora databases for payments. Implement partitioning, advanced indexing, query tuning, and reliability practices. Work with analytics stacks (ClickHouse/Tinybird), search (OpenSearch), and data pipelines to support transactional and analytical use cases, migrations, and incident response.

The role involves building creative tools for content editing, enhancing features with PixiJS and WebGL, and improving collaboration workflows.

The Data/BI Engineer will build and maintain data pipelines, create dashboards in Looker, and unlock insights from data to support business decisions.

Design, build, evaluate, and deploy LLM-driven features and AI systems. Collaborate with engineering and product teams to implement RAG, monitoring, CI/CD, and scalable cloud ML deployments while continuously improving model performance.

As the AI Agents Solutions Architect at Kraken, you'll design and build an AI-native finance operating system, automating finance operations and ensuring compliance in a regulated environment.

Drive new business and revenue growth across Iberia by prospecting, securing customers and channel partners for Verdant's energy management and smart thermostat solutions. Manage full sales cycle: presentations, proposals, CRM pipeline management, site assessments, pilots, forecasting, and cross-functional collaboration. Represent the company at events and build strategic account plans in hospitality and MDU sectors.