student English-speaking jobs in Castelló de la Plana

DevOps / Infrastructure Engineer to lead Quipu's infrastructure. Manage Infrastructure-as-Code, deployments, and legacy component migration. Support engineering teams with environment provisioning, CI/CD, and debugging.

Develop new software systems and forensic tools for IT security. Design software solutions and implement and test IT security measures. Lead the development of source code, software tools, and third-party products. Provide training and documentation for system users and stakeholders.

Innovation Manager will partner with the Innovation Director to execute and scale innovation initiatives in Spain and internationally. The role involves translating strategy into roadmaps, designing and testing products and services, and supporting the adoption of AI in business processes.

Junior In-House Multimedia Designer will create visual assets for a food biotech company. Responsibilities include developing print and digital content, motion graphics, and video. Requires proficiency in Adobe Creative Cloud and a degree in Multimedia or Graphic Design.

Technology Expert (Batteries & PV) will define and standardize battery and photovoltaic (PV) systems, lead testing and homologation processes, and manage vendor relationships. The role also involves developing innovative energy solutions, designing control algorithms, and overseeing a Network Operations Center (NOC) for battery asset monitoring.

Lead Product Designer to guide complex client projects from ideation to launch. Strong visual design skills and experience leading multidisciplinary teams are essential.

Freelance Junior Project Manager to lead project delivery activities across the full lifecycle of a landmark data center megaproject. Oversee day-to-day execution, ensuring alignment between engineering, construction, suppliers, and the client. Fluency in Spanish and English is essential.

Business Development Manager to support international expansion. Responsibilities include market analysis, client relationship building, proposal preparation, deal negotiation, and opportunity closure. Requires 4+ years of experience in business development, sales, or similar roles in agriculture, agritech, or farm machinery.

Part-time, remote licensed psychotherapist needed to provide counseling to adults via telehealth. Must be fluent in Italian and comfortable with technology. Experience with evidence-based modalities and safety planning required.

Design, prototype, and iterate on user flows and interfaces for a financial technology product. Work within a cross-functional team to uphold design and usability standards. Gather and analyze feedback, and iterate on designs based on market needs and customer feedback.

Promote PTC Windchill PLM solutions to clients, guiding them through the sales cycle and translating business needs into actionable strategies.

Administrative Assistant to support daily operations and executive team. Responsibilities include managing administrative tasks, providing executive support, handling correspondence, and assisting with scheduling. Requires strong organizational and communication skills, proficiency in Microsoft Office Suite and Google Workspace, and fluency in English and Spanish.

Launch Specialist will coordinate cross-functional teams to ensure successful product launches, managing timelines, milestones, and communication.

Experienced Journalist needed to create breaking AdTech news stories for a B2B media platform. Must have 5+ years of digital journalism experience, strong SEO knowledge, and familiarity with AI tools.

Human Factors & Usability Engineer will own and contribute to comprehensive design initiatives across the full product life cycle. The role involves serving as the Human Factors SME for development projects, leading the definition and implementation of HFE strategy, and creating and maintaining HFE documentation. The engineer will also plan and execute user studies, manage external vendors, and support regulatory submissions.

Interior Designers (Senior and Junior) needed to develop standardized hospital room models. Responsibilities include defining design guidelines, creating visual materials, and ensuring compliance with healthcare standards. Degree in Interior Design or Architecture, strong portfolio, and English C1 required.

Senior Product Designer to own end-to-end design for quizzes, lessons, pronunciation practice, and the learning map. Design reusable components, contribute to the Companion design system, and create detailed designs in Figma. Support experiments, work with product managers, engineers, and data analysts, and use research and data to inform design decisions. Requires 5+ years of experience designing digital products with a strong portfolio, expert-level Figma skills, and experience building and managing design systems. Mobile design experience (iOS and Android) is also required.

As People Development Manager, you will design and deliver development strategies to strengthen organizational capability and nurture talent. You will build and implement performance development approaches, enhance career pathing frameworks, and partner with HR Business Partners and leaders to identify and address capability gaps.

Energy Solutions Engineer will design and deliver energy efficiency solutions for industrial clients across Europe. Responsibilities include conducting energy audits, developing savings models, and collaborating with sales, projects, and engineering teams. Requires 3+ years of engineering experience, technical sales experience, and fluency in English and Spanish.

Leads and coordinates global regulatory activities for a portfolio of high-technology biological products across Asia, Africa, the Middle East, Latin America, and Europe. Manages a team of regulatory affairs professionals and oversees the preparation and submission of registration dossiers. Develops regulatory strategies, interacts with regulatory authorities, and ensures compliance with international requirements.