Top Tech Jobs & Startup Jobs in Barcelona

Invitation for unsolicited applications: candidates can send a spontaneous application describing their skills and desired role. The company will review submissions and consider potential matches.

Design, build, and run production agentic workflows and reusable components for delivery processes. Implement RAG-backed knowledge bases, monitoring, evals, observability, and human-in-the-loop feedback to improve agents and integrate them with delivery teams and business tools.

Early-career Data Analyst responsible for designing and owning core metrics and dashboards, analyzing transaction/customer/credit data to inform credit, fraud, AML, portfolio and growth decisions, building data pipelines and automations with SQL and Python, partnering with cross-functional teams, and owning compliance reporting. Emphasis on turning ambiguous problems into reliable analytical systems and applying GenAI/LLMs for practical automation.

Lead market expansion into defense and government sectors across Europe and ROW. Own end-to-end capture and closing of complex government and defense contracts, build strategic partnerships, identify and penetrate new DoD/federal market segments, and translate government requirements into actionable product feedback for engineering and product teams.

Architect and build core backend systems and APIs for a business-logic-heavy AI-native ERP. Deliver production-ready features end-to-end, including CI/CD, deployments, database schema and migrations, integrations with third-party systems, monitoring, and post-release care. Collaborate with product to translate complex finance workflows into secure, performant systems at scale.

Lead optimization of concurrent systems, scale backend microservices, and collaborate with developers and engineers on deployment for retail solutions.

As a Chatdesk Expert, you'll provide customer support through social media and email, ensuring great experiences, flexible schedules, and work from anywhere.

Support lead generation and prospect research across European markets; generate outbound opportunities via email, LinkedIn, and calls; assist conference and account management activities; manage CRM, reporting and proposals; progress self-generated deals with coaching; learn enterprise and transactional sales approaches while sharing market feedback to improve product and commercial strategy.

Own end-to-end features on Ruby on Rails systems at scale, design and implement AI/LLM-assisted workflows, work with LLM APIs and retrieval strategies, ensure performance, reliability, and security, write automated tests, debug production issues, and maintain long-term code quality.

The Naval Architect will provide technical assistance for U.S. Navy vessels, assessing hull and structural integrity, conducting inspections, supporting repair planning, and delivering training in high-tempo environments.