Top Remote Jobs in Barcelona

Support end-to-end paid user acquisition: execute and scale campaigns across major ad platforms, implement and monitor tracking, run creative tests, analyze performance (CPA/ROAS/retention), maintain dashboards, and assist cross-functional teams to improve funnel conversions.

Supports global GDPR operations and AI governance, including drafting and negotiating DPAs and Standard Contractual Clauses, vendor privacy reviews, records of processing, privacy notices, data subject requests, and EU AI Act readiness. Monitors GDPR, EDPB guidance, case law, and national requirements, translating legal developments into practical business advice while supporting clients and internal teams.

Develop and maintain web applications, data-collection solutions, backend services, and dashboards supporting NATO defence-planning analysis. Integrate classified and unclassified data, perform Python-based ETL and preprocessing, develop visualizations with Python or Power BI, conduct testing and security-support activities, document architectures and APIs, engage stakeholders, provide training, and report project progress and risks.

Design, build, operate, and scale backend alerting systems for Grafana and Prometheus at cloud scale. Drive features from ideation to production, own reliability and on-call duties, mentor teammates, contribute to open-source, and collaborate remotely with cross-functional teams.

Coordinates cross-functional marketing transformation programs supporting growth, acquisition integration, workflow improvement, and AI-enabled ways of working. Documents program strategies, plans, execution, and results; tracks risks, dependencies, and opportunities; and communicates progress to stakeholders and executives. The role requires marketing knowledge, program or change management familiarity, design thinking, AI productivity tool experience, strong organization, communication, relationship-building, and collaboration skills.

Develop and execute advocacy campaigns in Spain by monitoring current events, writing petitions and campaign communications, translating English content into Spanish, coordinating media and grassroots outreach, and engaging supporters. The role includes public speaking, event and logistics support, journalist and influencer relations, polling, campaign analytics, A/B testing, and AI-assisted workflow development. The successful candidate works autonomously under tight deadlines and supports pro-life, pro-family, and freedom-focused initiatives.

Lead developer advocacy and community growth for open-source ontology software. Responsibilities include organizing technical and scientific workshops, engaging OSS communities, building partnerships, contributing upstream, writing tutorials and editorial content, managing social channels, maintaining partner relationships, and communicating community needs to the development team. The role is fully remote within the EU/EFTA, offers significant ownership, and requires some travel.

Leads enterprise solution architecture across discovery, consulting, proposals, and delivery. Defines technology vision, designs scalable cloud-native and distributed systems, advises executive stakeholders, governs implementation, and evaluates emerging technologies. Builds reusable consulting frameworks, mentors architects and engineers, leads complex client engagements, and supports pre-sales and upsales. Requires extensive software engineering and architecture leadership experience, cloud expertise across multiple platforms, strong communication skills, and knowledge of Agile, DevOps, CI/CD, and Infrastructure as Code.

Own the vision, roadmap, and backlog for commercial agreements and pricing mechanics in Nebius’s billing platform. Design billing capabilities, develop revenue-driving pricing models, productize recurring enterprise deal patterns, and partner with Sales, Finance, Legal, Operations, and Engineering. Lead discovery, requirements, delivery, documentation, enablement, and success metrics while modeling revenue and margin impacts.

Develop and deploy full-stack features across NestJS, ReactJS, and React Native applications. Build modular backend services, REST APIs, integrations, relational schemas, spatial and vector search, asynchronous workflows, and AI-enabled capabilities. Implement AWS infrastructure, authentication, multi-tenant authorization, RBAC, audit controls, and secure handling of sensitive VIP data. Optimize PostgreSQL systems and support event-driven processing using AWS services, queues, webhooks, and serverless components.