Top Remote Jobs in Barcelona

Own a book of 13-25 enterprise accounts across Spain/Portugal, generate ~50% of your pipeline, run full sales cycles (3-9 months) from discovery to close, deliver demos and business cases, prioritize new-logo acquisition, and collaborate with product, marketing, customer success, and engineering to scale Cresta’s Iberia presence.

Conduct attacker-driven security research on Aave protocol changes, smart contracts, integrations, and critical dependencies. Review architecture and code before audits or deployment, identify exploitable protocol risks, contribute to AI-assisted security tooling, and translate findings into invariants, testing, monitoring, and incident-response improvements. Collaborate with engineers, auditors, and monitoring teams while communicating risk, severity, uncertainty, and trade-offs clearly.

Lead the modernization of business-critical legacy PHP systems into scalable Node.js and Next.js architectures. Provide hands-on coding, architectural guidance, API and microservices design, debugging, refactoring, and incremental migration leadership. Translate undocumented business logic into maintainable solutions, leverage AI-assisted development tools, communicate trade-offs to stakeholders, establish engineering standards, and mentor additional engineers.

Manage end-to-end data engineering, cloud, and machine learning consulting projects for EMEA customers. Responsibilities include defining scope, objectives, budgets, timelines, and resources; coordinating cross-functional teams and stakeholders; managing risks, escalations, and customer communications; improving delivery processes; and ensuring adherence to project management standards and methodologies.

Write and review Spanish marketing and SEO copy for a mental health platform, including articles, therapy pages, landing pages, ads, lifecycle emails, and localized English content. Maintain consistent brand voice, optimize content for search and conversion, collaborate with the Spain Marketing Manager, meet deadlines, and incorporate editorial feedback. Candidates need native Spanish, mental health writing experience, cross-format marketing expertise, SEO skills, strong conversion judgment, and excellent English comprehension.

Lead and mentor a globally distributed engineering team while contributing to coding, architecture, peer reviews, and technical decisions. Design and deliver scalable user-facing systems, promote CI/CD, testing, code quality, and DevOps practices, and improve engineering workflows. Collaborate with product, design, data, and AI specialists to shape roadmaps and integrate personalized learning capabilities. Manage engineers through regular one-to-ones, feedback, and career support.

Develop and maintain web-service features, design backend APIs and business logic, review code, and improve production infrastructure reliability, redundancy, and resilience. The role requires strong programming, database design, web-service API, AWS, Linux, Docker, Kubernetes, and continuous deployment experience, along with communication, analytical, and teamwork skills.

Develop new business and revenue from banking and financial-services accounts in Spain. Manage strategic account plans, complex sales opportunities, partnerships, forecasting, pipeline, and deal closure. Collaborate with business development, sales engineering, account management, and executive leadership to drive technology adoption, customer success, and revenue growth. Represent the company at relevant events and communicate business value to senior and C-level stakeholders.

Build and ship backend features for enterprise Coder deployments, including database migrations, observability, reporting, auditing, security, scalability, and reliability improvements. Investigate production issues, resolve operator problems, document designs, participate in code reviews and RFC discussions, and join on-call rotations. The role requires professional Go development, concurrency knowledge, SQL expertise, debugging ability, and strong communication.

Research, fine-tune, train, and deploy large language models for real-time commentary and interactive avatar applications. Build RAG systems, agentic workflows, multimodal solutions, and production-grade inference services with monitoring and tool integration. Collaborate with ML engineers, product developers, and domain experts to create reliable, observable AI systems.