hr English-speaking jobs in Castelló de la Plana

Machine Learning Platform Engineer to design, deploy, and operate production-grade AI systems. Responsibilities include building automated pipelines, running ML workloads on cloud platforms, and improving reliability and performance. Strong Python engineering background and experience supporting ML systems required.

Leads and grows data science capability for a global organization. Owns data science strategy, quality, and impact across the organization. Leads, mentors, and scales a multi-layered data science team. Partners with stakeholders to translate challenges into data-driven solutions. Ensures responsible, transparent, and scalable AI solutions.

Design, develop, and maintain automated tests for web applications. Define and execute test plans and identify, document, and track defects. Ensure software quality throughout the development lifecycle.

Performance Engineer needed to conduct performance, load, and stress tests on web applications. Analyze frontend performance and identify bottlenecks. Collaborate with developers and stakeholders to integrate performance testing into CI/CD pipelines.

As our first Medical Science Liaison in Spain, you will act as a scientific and medical expert, establishing collaborations with healthcare professionals and thought leaders in oncology and non-oncology areas. You will conduct scientific exchanges, provide non-promotional information, and develop local medical plans.

BI & UX Analyst to design, develop, and maintain interactive Power BI dashboards and reports. Collaborate with stakeholders and business teams to translate requirements into meaningful KPIs and data models. Apply UX principles to data visualization and optimize data models using DAX, Power Query, and best practices.

Client Relationship Officer manages a dedicated client portfolio, understanding their products, requirements, and providing solutions. Responsible for client satisfaction, relationship development, and coordinating with internal and external parties. Requires a university degree in a relevant field, 8+ years of experience in the funds industry, and fluency in English.

Provides 24/7 technical support for roadside tolling services and systems. Resolves incidents, performs fault diagnosis, and escalates complex issues. Supports roadside equipment and infrastructure, including ANPR cameras, laser scanners, and network connectivity. Maintains technical documentation and contributes to service improvement initiatives.

Logistics Business Development Manager will manage relationships with logistics providers, plan and execute fulfillment operations, and optimize logistics solutions. Requires 3+ years of experience in logistics and warehousing, preferably with 3PL management in e-commerce.

We seek a transformational Chief Technology Officer to build and execute a long-term tech vision, modernize platforms, and embed AI-assisted engineering. The ideal candidate will lead engineering leadership, establish structures for high velocity, and translate complex system performance into actionable insights.

Provides day-to-day non-clinical support, structure, and engagement for clients at a recovery center. Organizes and participates in activities, supports client journeys, and ensures client safety and comfort. Reports to the Lead Support Worker and works under the therapeutic guidance of the Lead Therapist.

Instructional Designer and Project Manager needed to develop engaging AI-powered training courses. Transform client materials into interactive learning experiences and present finished projects to stakeholders. Requires 3+ years of instructional design experience, client-facing skills, and fluency in English and Spanish.

Java / Full-Stack Engineer to develop and maintain transaction management products. Experience with Java, Spring, Angular, Docker, Kubernetes, and GCP required.

Lead Data Scientist to manage an AI lab and develop AI products using Python, R, SQL, and OO programming. Requires 4+ years of Machine Learning experience, business acumen, and stakeholder experience. PhD or Masters in Data Science, Engineering, or Mathematics is needed. AWS experience is a plus.

Identify, assess, and remediate vulnerabilities across IT environments using tools like Tenable Nessus, Qualys, or Rapid7. Validate findings, prioritize remediation, and coordinate with IT and DevOps teams.

The Director of Learning Design & Training Systems will develop and refine Coonerang's teaching methodology, design teacher training and support systems, and ensure consistency and quality across educational centers.

The PPA Manager will lead the identification, negotiation, and execution of Power Purchase Agreements (PPAs) for renewable energy assets. This role involves market analysis, commercial strategy, and risk management, collaborating with internal and external stakeholders.

Senior Manager, Market Access will develop and execute market access plans for oncology drugs, negotiate pricing and funding agreements, and build relationships with key stakeholders in the Spanish healthcare system.

Production Supervisor will ensure compliance with production plans, optimize team organization and communication, and manage material resources. Responsibilities include scheduling, directing, and controlling production activities, leading team development, and analyzing production indicators. Requires technical training, 5+ years of experience, knowledge of aeronautical assemblies, English, Office 365 (Excel), and strong leadership and communication skills.

Senior Frontend Developer needed for a customer project. Expertise in React.js, design systems (Figma, Storybook), and UX principles required. Must have experience with modern JavaScript features, build tools (Vite, Babel), Git, RESTful APIs, and testing frameworks (SonarQube, Vitest).