student English-speaking jobs in Castelló de la Plana

As an experienced HR service provider, we successfully support our candidates, employees, and clients across 130 locations in 10 European countries.

Are you a detail-oriented individual with a passion for research and a good understanding of national and local geography? This freelance opportunity allows you to work at your own pace and from the comfort of your own home.

Business Development Manager (Remote) At Digital Spice, we believe in sustainable, long-term growth through valuable relationship building and nurturing. We welcome prospective team members who can help push our vision forward.

Group-IB: Founded in 2003 and headquartered in Singapore, Group-IB is a leading creator of cybersecuritytechnologies to investigate, prevent, and fight digital crime. Combating cybercrime is in the company’s DNA, shaping its technological capabilities to defend businesses, citizens, and support law enforcement operations.

Who we are Ventós Group is an international company specialized in the distribution and production of Essential Oils & Aroma Chemicals with the Head Quarters located in Barcelona, Spain. The group has 9 subsidiaries around the world. We believe our people are our most important asset, so we'll offer you a dynamic international working environment with constant opportunities for development.

From mAbxience, a company specialized in the development and manufacture of biosimilar medicines, we are incorporating a Upstream analyst for our plant in León. General Responsibility To support the execution of technical activities related to the upstream process development laboratory following the guideline of the process development group.

Take your career to the next level with Amaris Consulting as a Helpdesk (L1-L2)Be part of an international team, thrive in a global group with a €800M turnover and over 1,000 clients worldwide, and an agile environment. The ideal candidate will have a proven track record in building scalable, high-quality applications and is comfortable working across the entire stack. ✍️ WHAT YOU’D NEED?

Role Summary: The Lead Backend Engineer will oversee the backend architecture and development for the project. This individual will be responsible for making high-level design choices, leading a team of backend engineers, and ensuring the creation of resilient, scalable, and secure services. Key Responsibilities: ● Define and drive the backend technical roadmap and architectural vision.

Sales & Operations Senior ManagerBiotech company with extend experience specialized in preventive solutions. With presence globally, it is recognized for innovation in injectable liquids, biogenetics and large molecules.

Project Developer at ErasmoPower2X Requirements Minimum 7 years of experience In renewable (solar) project development in Spain Focus on integrated permitting, access & connection, water concession, engagement with landowners and relevant authorities Electrical engineering background Knowledge of electrical market systems Fluency in Spanish and English ErasmoPower2X is driving one of Europe's

Experience the power of a game-changing career Are you looking for what’s next? We’re a global technology and services leader that powers the brands of the future. We help well-known brands — the ones you use every day — improve their businesses with technology and integrated solutions, in over 70 countries.

Net)Location: Barcelona, SpainJob Type: ContractRole Summary:The Senior Backend Engineer will play a critical role in building the core services and APIs for the project. Working closely with the Lead Backend Engineer, this role will be responsible for writing high-quality code, developing robust data solutions, and contributing to the overall technical excellence of the platform.

Media Development Manager position within the Havas International Spain department in Barcelona. Havas International is responsible for the Spanish clients of the group that communicate at international level and other global clients. Current clients belong to various sectors such as: Fashion, Tourism, Banking, Food, Hospitality, Energy, Education. . . etc.

Who are we:Neotalent Conclusion is one of the leading Iberian specialists providing services in Information Technology and Engineering services.

The companyAEG Power Solutions is a worldwide leader in power supply and power conversion technologies for industrial and renewables applications. We design and provide our solutions to blue chip customers on large projects for power generation, infrastructures, nuclear, renewable energy and oil & gas processes. Our 700 employees operate in 14 countries with a strong European and Asian footprint.

We are seeking a detail-oriented and proactive Data Manager analyst to join our team and support the data compliance program across 20 international markets for a big client. This role is critical to ensuring data quality, consistency, and operational excellence in line with client's global standards.

Software & Electronics Integration Engineer – Measurement & Control Systems Deep Tech | Sensors | Measurement & Control | Diagnostics About Nanological Nanological is a deep tech startup building a new class of in vitro diagnostic tools, starting with the rapid detection of sepsis.

POSITION SUMMARYRapidTrials is hiring an experienced Clinical Research Nurse (RN) to support prescreening and recruitment activities for a Phase III MASH (Metabolic Dysfunction-Associated Steatohepatitis) clinical trial. This part-time, freelance role is based in Madrid.

ONEtoONE Corporate Finance is a leading global M&A investment banking firm (Middle-Market), with a presence in over 80 cities. We're currently offering a key position with significant growth potential as business developer with an ideally background in finance, executive searching or talent recruiting and C2 English level.

OysterLink is the newest and fastest-growing restaurant & hospitality job site. The site just launched recently and is generating over 300,000 monthly visitors organically.