student English-speaking jobs in Castelló de la Plana

Commercial Specialist to support the execution of the company's commercial strategy, focusing on customer management, opportunity tracking, and providing analytical insights.

This 8-12 month International Talent Program provides training and development for future Amazon Account Managers. Interns will gain hands-on experience in Amazon account management, including sell-out execution strategy, Amazon tools, and data analysis. Successful completion may lead to a full-time Amazon Account Manager role with potential for relocation within Europe.

Senior Technical Consultant to design, implement, and oversee core applications, APIs, microservices, and server environments. Requires strong Python, TypeScript, and RESTful API experience, along with a background in Computer Science or Mathematics.

Drives operational excellence for global payments delivery across multiple regions, currencies, and partners. Monitors performance, investigates failures, and leads process improvement initiatives. Requires 5-7 years of payments operations experience, strong analytical and stakeholder management skills, and fluency in English & Spanish.

Senior Demand Manager will maintain relationships with sales, marketing, finance, and supply planning teams. Responsibilities include challenging and building consensus-driven forecasts, analyzing sales performance, and leading the Sales & Operations Planning (S&OP) process.

Business Development Manager to identify and secure clients for a leading CRO specializing in onco-hematological diseases. Responsibilities include client analysis, relationship building, RFP/RFQ responses, project monitoring, and network development.

Accounts Receivable Specialist needed for HQ Finance Team. Responsibilities include monitoring accounts, investigating outstanding debts, contacting clients, processing payments, resolving billing issues, and reporting on collection activity. Proven experience as an Accounts Receivable/Collection Specialist and English fluency are required.

As a Global Partner Marketing Manager at Group-IB, you will design and scale the global partner marketing program, driving measurable growth across regions. You will build co-marketing campaigns with top-tier partners, elevate Group-IB's brand within the partner ecosystem, and support partner recruitment strategies.

The Operations Manager will establish and manage day-to-day operations in Spain, coordinating with internal teams and vendors. Responsibilities include setting up operational processes, defining Salesforce workflows, managing consultants, and supporting public tender submissions.

Quantitative Risk Analyst needed for a major global energy company. 2-8 years of experience in quant risk, market risk, or pricing analytics required. Strong LNG or gas market knowledge and coding skills (Python preferred) are essential.

Senior Designer to join the Activewear Department at Oysho in Tordera, Barcelona. Responsibilities include interpreting concepts, researching trends, and designing sportswear collections. Must have 5+ years of experience in a similar role, a strong understanding of fabrics and construction, and excellent communication skills. Fluency in English is required.

Difusión seeks an editor, content developer, and project manager for English language projects. Responsibilities include editorial project participation, pedagogical content creation, manuscript review, and sourcing authentic materials.

Provides administrative and operational support, ensuring tasks are handled with precision and efficiency. Requires administrative, scheduling, and office management skills, as well as customer service and communication skills. Must be detail-oriented, organized, and proficient in Microsoft Office Suite. Fluency in Spanish and English is required. Possession of a personal car is necessary.

The Digital Hub Manager establishes, operates, and grows the SUEZ Digital Solutions hub in Alicante, Spain. Responsibilities include financial and project budget management, office operations, people leadership, and cross-functional coordination. The role requires fluency in English, Spanish, and French, as well as strong project management, collaboration, and communication skills.

SHEIN seeks a Business Development Manager to build partnerships with top brands and retailers in the Spanish market. Responsibilities include defining a hunting plan, monitoring market trends, and recruiting key partners. The ideal candidate has 5-10 years of business development experience in e-commerce, a strong network in the industry, and fluency in Spanish and English.

Technical Security Consultant to manage and respond to security incidents across Windows, Linux, and cloud environments. Perform root cause analysis, detect and remediate threats, and collaborate with global teams.

Verification Engineer to develop and execute verification plans for complex digital architectures, switch designs, and chiplet-based systems for high performance ASICs.

Marketing & Operations Specialist to support decision-making through data analysis and process optimization. Requires Salesforce expertise, strong analytical skills, and fluency in English and Spanish.

Plan and manage production in a dynamic industrial environment, ensuring timely response to customer demand. Create and optimize production sequences using SAP and MES software.

Experienced IT Recruiter needed for a 6-month contract in Madrid. Manage full-cycle recruitment for technical roles, partner with hiring managers, and source candidates through various channels.