hr English-speaking jobs in Castelló de la Plana

Engineer responsible for expanding management capabilities within the Infotainment team. Manages function specifications, resources, and priorities. Collaborates with project leaders, suppliers, and validation teams. Requires a degree in a relevant engineering field, knowledge of the automotive sector, and high-level English proficiency.

Senior Backend Engineer (Node.js) to define core architecture of a live AI Agents platform. Experience with distributed architectures, agent orchestration, real-time data pipelines, and LLMs required.

Experienced employment lawyer to lead a team of 8, providing strategic legal counsel and managing HR-related matters for a multinational technology company.

The Engagement and Program Manager will plan, coordinate, and implement member engagement initiatives and programs for 22@Network Barcelona. Responsibilities include developing partnerships, organizing events, managing communication, and ensuring positive member experiences.

Junior/mid Security Analyst will perform security event analysis, anomaly detection, and communicate with various teams. Requires analytical thinking, attention to detail, and knowledge of networks, IT security, and technologies like SIEM, EDR/XDR, and Elastic search. Must have English proficiency (B2 level) and experience with logs analysis and correlation.

The Centro Nacional de Análisis Genómico (CNAG) seeks a Bioinformatic Post-doctoral fellow for the Biomedical Genomics Group. The successful candidate will have a PhD in bioinformatics or a related field and experience with NGS-data analysis, developing new methods, and working in a multidisciplinary environment.

Account Manager for international pet health business. Manage and grow key accounts, drive sales, and build relationships with veterinary professionals and distributors.

Product Analytics Intern will define event tracking plans, maintain dashboards, and analyze user behavior data to inform product decisions. Responsibilities include collaborating with the Product Owner and Developers, studying user funnels and retention, and presenting weekly insights to the team.

Cyber Security Engineer - Red Team will simulate adversarial attacks against cloud architecture, AI models, and SaaS platforms. Responsibilities include penetration testing, vulnerability research, threat modeling, and collaborating with SecOps and Bug Bounty teams.

Machine Learning Engineer will design and scale low-latency speech/LLM pipelines, orchestration layers, and reliability systems for AI phone agents in healthcare. Requires a Bachelor's or Master's degree in a relevant field and 3-5 years of experience building complex software solutions and deploying ML/AI models at scale.

Reception & Attendance Specialist to support Chinese Delegation management and apartment management tasks. Requires fluency in Chinese (native), Spanish (advanced), and English (advanced), and 2+ years of relevant experience.

Camper, a B Corp footwear brand, seeks a Customer Operations Specialist to manage B2B customer accounts. Responsibilities include order routing, delivery management, returns processing, EDI operations, customer conditions monitoring, credit management, and serving as a key contact for account management and internal departments.

The General Manager will oversee operations and management of METT Barcelona and Casa METT Sitges, ensuring smooth and efficient functioning. Responsibilities include staff management, guest satisfaction, budget preparation, and compliance with brand standards. The ideal candidate has a hospitality or business degree, 5-7 years of experience, 3+ years in a senior leadership role, and fluency in English and Spanish.

Senior Optimization Scientist to design and develop advanced optimization models and algorithms for complex engineering and operational challenges.

Manage social media and content for a global online travel business, focusing on the DACH market. Responsibilities include content creation, community management, video editing, and tracking KPIs. Requires fluency in German and English, strong storytelling skills, and a passion for travel.

Provide technical support via email, chat, and phone to OVHcloud customers on products such as domains, web hosting, and emails. Troubleshoot and resolve customer issues, ensuring customer satisfaction.

Internal Communication Specialist to design, implement, and optimize communication strategies. Responsibilities include content creation, coordination with international teams, event organization, and reporting. Requires a degree in Communications, Marketing, Journalism, or related field, 3-5 years of experience, and proficiency in Spanish and English.

Supply Planner needed to develop and maintain supply plans, ensuring product availability and optimal inventory levels. Collaborate with cross-functional teams to optimize supply chain operations and mitigate risks.

Backend Engineer needed to design, implement, and operate scalable backend services for a crypto and self-custody platform. Expertise in Go, TypeScript, GCP services, and message-driven architectures is required.

Chemical Engineer needed to design, formulate, and optimize photopolymerizable systems for lens manufacturing using volumetric printing. Requires Master's degree in Chemistry, Chemical Engineering, or Polymer Science, plus experience in radical photopolymerization.