Top Tech Jobs & Startup Jobs in Barcelona

Owns OT standards, architectures, cybersecurity, commissioning, documentation, change management, incident escalation, vendor governance and resilience across AI data-center facilities. The role provides technical authority for BMS, EPMS, SCADA, PLC and DCIM systems, supports new-site design and handover, ensures consistent multi-site operations, and improves alarm management, energy efficiency, automation and team capability.

Supports the creative team by researching social content, maintaining hook and inspiration libraries, structuring briefs, developing creative hypotheses, reviewing performance data, and assisting with scripts, captions, assets, and documentation. The role focuses on improving creative quality and iteration for performance marketing campaigns across client accounts.

Owns Phrase’s global Customer Success strategy, organization, operating model, budget, KPIs, and retention and growth outcomes. Leads regional and team-level Customer Success leaders, develops executive relationships with strategic accounts, drives expansion with Sales, Product, and Marketing, represents customer needs to executives and the Board, and builds a data-driven global CS culture in a B2B SaaS environment.

Work with EMEA enterprise customers to design, build, and scale quantum applications. Lead onboarding, training, technical support, and collaborative quantum algorithm projects; identify technical opportunities, relay customer feedback to Product, and develop reusable tools and methodologies. The role requires strong quantum software development skills, Python and quantum SDK proficiency, clear technical communication, and experience working with R&D and engineering teams.

Architect, build, and own AWS infrastructure supporting highly available SaaS products. Drive cloud migrations, automation, scalability, security, observability, and reliability improvements while partnering with developers and cross-functional teams. Participate in weekly on-call rotations, lead root cause analysis, and eliminate recurring operational issues. The role requires hands-on experience with AWS, infrastructure as code, CI/CD, configuration management, monitoring, GitOps, and multiple programming and scripting languages.

Develop and maintain responsive frontend applications using TypeScript, integrate APIs and services, implement UI/UX designs, optimize performance and scalability, apply frontend security and data protection practices, troubleshoot issues, participate in code reviews, and contribute to open-source privacy-focused projects.

Own paid acquisition strategy and quality standards across 25+ SaaS brands. Manage high-value Google, Microsoft, LinkedIn, and other ad accounts hands-on; lead PPC freelancers; advise brands on budgets and channel strategy; establish campaign, tracking, attribution, documentation, and reporting systems; support acquisitions and partner with analytics and SEO teams.

Design, implement, and maintain blockchain infrastructure and dApps. Develop and review smart contracts, optimize consensus and cryptography for scalability and security, troubleshoot performance and reliability issues, and collaborate with product and design teams to deliver features while staying current with blockchain advancements.

Build and maintain native iOS apps for 3D visualization and AI-assisted field workflows. Implement UI components, integrate backend and real-time data, optimize performance and memory, write clean Swift code, participate in architecture and code reviews, and troubleshoot device-specific issues while collaborating with product, design, and AI teams.

Rotational entry-level commercial leadership program involving formal training and business-critical assignments. Participants collaborate across teams, communicate project approaches and outcomes, develop technical and leadership skills, coordinate multiple projects, and build business acumen. The role may include customer-facing responsibilities, technical communication, and work under assignment-manager guidance.