frontend developer English-speaking jobs in León

The Territory Manager will drive sales strategies and educate clinical stakeholders on Cepheid products. This remote role requires a minimum of 3 years experience in the Spanish healthcare market and knowledge of Microbiology, Molecular biology & Infectious Diseases.

Digital Marketing Manager to develop and execute social media strategy, create digital content, and drive online conversions in the Spanish market. Experience in the automotive industry or premium consumer goods preferred. Must have strong video editing, copywriting, and project management skills. Fluency in Spanish required.

Designs and delivers technical solutions for energy storage systems, including BESS, PCS, and EMS components. Analyzes customer requirements, prepares technical documentation, and collaborates with cross-functional teams.

Junior Graphic Web Designer will support brand consistency across all channels. Responsibilities include creating website, presentation, and marketing assets, updating the website, and ensuring visual consistency.

Head of Sales Spain to own and scale commercial strategy, drive revenue growth, and build a high-performing sales organization. Requires 6+ years in B2B Tech, at least 2 years in a management role, fluency in English, and experience in an international company expanding into Spain.

Site Technician to support daily operations of a data center in Madrid. Responsibilities include preventative maintenance, monitoring systems, supporting customer deployments, and responding to technical issues. Requires experience in critical environments, technical knowledge of mechanical/electrical systems and IT connectivity, and strong problem-solving skills.

Software Development Intern will participate in the digitalization and automation of business processes across departments. Responsibilities include designing, developing, and testing technological solutions, documenting processes, and presenting results.

Full Stack Node.js/MongoDB Engineer to develop and maintain web applications integrating AI solutions for financial institutions. Requires proficiency in Node.js, MongoDB, AI/ML models, and front-end frameworks.

Customer Success Manager based in Barcelona will ensure client satisfaction, build customer relationships, and provide exceptional service. Responsibilities include onboarding, developing retention strategies, analyzing client needs, and addressing challenges. Proficiency in Spanish and English is required, French fluency is a plus.

Support the execution of marketing activities across international markets. Create, adapt, and update content for various platforms. Assist with social media management, content creation, and documentation.

Lead the company's full monetization strategy, including ad revenue optimization, demand partnerships, and product-driven yield performance. Translate data into decisions that drive revenue growth while shaping the platform's monetization of mobile traffic. Manage and grow a cross-functional team of monetization, data, and product specialists.

Senior PHP & Full-Stack Engineer will develop and maintain product features, collaborate with cross-functional teams, and ensure applications meet high standards. Requires 10+ years of experience, strong PHP and Yii Framework skills, and experience with Ember.js, TypeScript, and Tailwind CSS.

Senior Cloud Engineer with 5+ years of AWS experience designing, implementing, and managing cloud infrastructure. Experience with container orchestration, infrastructure as code, application migrations, and Linux/Unix administration. Strong scripting skills (Bash, Python) and experience with Agile/Scrum methodologies.

Senior User Acquisition Manager to scale paid growth across Google Ads and Meta Ads, engineer conversion signals, and expand into new channels.

Senior Physicochemical Laboratory Technician will plan laboratory activities, manage human resources, and ensure accurate results. Requires a university degree in Chemistry, Biochemistry, Biology, or Biotechnology and at least 7 years of experience with GMP regulations and analytical methods. Experience managing a technical team in a laboratory is preferred.

Software Automation Engineer provides technical support for vision and automation systems, troubleshooting and repairing systems for serialization and packaging projects in the pharmaceutical industry.

Mechanical Design Engineer needed for R&D Center. Responsibilities include designing non-standard automated systems for fruit and vegetable sorting and processing. Requires 10+ years of experience in mechanical design, proficiency in CAD software (SolidWorks, AutoCAD), and strong knowledge of mechanical principles.

Senior Data Scientist/AI Engineer specializing in AI Safety to lead adversarial testing, risk assessment, and safety evaluations for LLM- and agent-powered chatbot systems. Focus on ensuring AI technologies are safe, reliable, and aligned with business and user needs.

Experienced HPC Platform Engineer needed to design, deploy, and maintain next-generation computing platforms. Expertise in distributed systems, automation, high-performance networking, and hardware acceleration is required. The role involves collaborating with R&D teams to align infrastructure with application and research requirements.

Senior Technical Asset Manager will oversee technical asset management for a regulated solar PV portfolio in Spain. Responsibilities include monitoring service providers, ensuring compliance with contracts, and optimizing energy production and revenues.