student English-speaking jobs in Castelló de la Plana

Global Operations Intern will contribute to process improvement initiatives, support operational activities, and analyze data to drive operational excellence.

The Director of Revenue Management implements revenue strategies to maximize room revenues and channel mix. This role leads and manages all department operations, analyzes market trends, and collaborates with marketing to drive revenue growth. The Director oversees revenue management systems, analyzes sales data, and ensures compliance with property policies and procedures.

Freelance AI Content Evaluators needed to review and evaluate various content types in Basque (Spain) using structured guidelines. This short-term, remote project (2-3 weeks) offers competitive pay and the opportunity to contribute to global AI development.

Senior Project Manager to lead and coordinate CX and digital commerce projects across multiple countries. Manage RFPs, collaborate with international teams, and apply project management best practices. Requires 7+ years of experience as a Project Manager, strong CX project experience, and knowledge of MarTech solutions. Fluent English required, Spanish a plus.

Designs, develops, and implements NoSQL-based systems and AI-powered solutions for the fashion and retail supply chain. Leads development of .NET microservices, integrating Azure AI/ML services for use cases like visual search and product recommendations. Builds and optimizes MongoDB and Azure CosmosDB solutions, and deploys AI/ML models using ML.NET.

CMC Regulatory Affairs Specialist will support the development of CMCD strategies for OTC products, ensuring globally approvable dossiers. Collaborate with Regulatory, R&D, and Product Supply to compile CTD Module 3 and QOS documents. Requires a life sciences background, high proficiency in English, and significant experience in CMC/Module 3 creation and response to questions.

Senior Project Manager to lead construction and execution of utility-scale battery energy storage projects in Spain. Manage project teams, EPC contractors, and stakeholders to ensure on-time, on-budget delivery.

Senior Manager of Risk Analysis & Insurance needed for a global data center developer. This role involves working with brokers, ensuring insurance policies are in place, and organizing data for senior leaders and stakeholders. Expertise in data center insurance markets is preferred, but broader infrastructure/civil construction experience will be considered.

Develop and execute social media content, create corporate materials, and conduct trend analysis for employer branding. Collaborate with teams to support cross-functional initiatives. Must have a strong interest in HR, Recruitment, and Branding, fluency in English and French, and experience with AI/OpenAI tools.

Business Development Representative will drive outbound pipeline generation from the Valencia office. Responsibilities include identifying prospects, engaging them through cold outreach, and creating opportunities for the sales team.

Senior Backend / AI Engineer to build and maintain Python-based backend services, develop LLM-powered features, and design APIs for a growing AI product.

The Head of Corporate serves as the CEO's operational right hand, managing legal affairs, human resources, corporate administration, and stakeholder coordination. Responsibilities include corporate strategy execution, legal counsel management, contract oversight, and building HR infrastructure for a scaling startup. Requires 5+ years of experience in corporate operations, multi-jurisdiction corporate structures, and preparing companies for institutional fundraising.

Insurance Defence Lawyer sought for global company in Madrid. Focus on M&A insurance claims, including Warranties & Indemnities and Tax Liability. 3-8 PQE with experience in Insurance Recovery/M&A Litigation required.

Ledn is seeking a Senior DevSecOps Engineer to improve the security, reliability, and delivery velocity of its cloud platform. Responsibilities include hardening infrastructure, strengthening CI/CD pipelines, improving observability, and enabling engineering teams to ship safely. This role also carries regulatory responsibility in Spain, including maintaining the DORA Register of Information and supporting compliance with MiCA and DORA ICT risk-management and operations requirements.

The National Accredited Systems Specialist ensures AHE accredited systems compliance with regulations such as CCN and NATO. Responsibilities include providing technical assistance, advising on project security, managing accreditation processes, and conducting risk analysis.

Airbus Defence and Space SAU is seeking last year students or recent graduates in Business Management, Finance, Marketing, Economics, Law, Journalism/Public Relations, or HR related fields for a 5-11 month internship. Intermediate English level and a Disability Certificate 33% recognized by Spanish Authorities are required.

Project/Procurement Manager to organize consortium, define workplans, manage project activities, and monitor schedule, budget, and technical team.

Leads all commercial activity across a portfolio of specialty vehicle brands in Spain. Develops and executes multi-brand sales strategies, manages pipeline and key accounts, and drives dealer network performance. Collaborates with the Country Manager, Marketing Director, and manufacturer sales teams.

Student internship opportunity for a senior student (last year) in UX/UI Design, Product Design, or related field. Translate software products into a Figma library, assist in design ecosystem organization, and partner with development teams to deliver UI assets.

This role is for a Dutch-speaking Account Manager to support Dutch companies in optimizing their online advertising strategies. Responsibilities include providing strategic campaign support, meeting sales targets, and analyzing campaign performance. The ideal candidate has C1-level Dutch proficiency, fluency in English, and 6-12 months of experience in online advertising or sales.