intern internship English-speaking jobs in Cartagena

Do you have a full professional command of English (CEFR C2 or equivalent) and a genuine passion for teaching Kids, Teens, and Adults? Do you have strong cultural knowledge of an English-speaking country (e. g. , UK, USA, Canada, etc. )? Are you currently based in Barcelona? Join our growing team at Language Avenue, an independent school next to Sagrada Familia.

Club Demonstration Services (CDS) is the leading in-store marketing company for COSTCO, providing product demonstrations, samples, and events to drive sales and brand awareness for food and consumer goods companies within Costco warehouses globally.

Senior Rust Engineer (Rust/C++) Core Trading Infra We are partnered exclusively with a top-tier digital asset exchange. They have a global presence, and are renowned for their security and platform performance. The team are looking to bolster their Rust Engineering team in Europe.

As the TCL Europe Business Group, we are seeking the HR Business Partner (HRBP) to join our dynamic EU team and on-site our office in Madrid, Spain Reporting line: Country Manager and HRD of EU Location:C/ Manuel Tovar, 43, 3rd Floor, 28034, Madrid, Spain The HR BP is responsible for aligning the HR activities with the business in the region by providing a comprehensive, professional and efficient

Your Responsibility Analyze investment ideas through industry research, market research, macro-economy assessment, project risk to return analysis, and competitive analysis within Renewable Energy Industry Able to run a project sale process including but not limited to preparing Investment Memorandum and Financial Model, originating investors, negotiating transaction documents, etc.

Senior Account Manager Location: Madrid, Spain (Hybrid working) Salary: €80,000 - €90,000 + commission (realistic 2× OTE) About the Role This position is ideal for a seasoned sales professional who understands the cloud landscape and can guide organisations through their adoption of AWS.

At CORUS we are looking for a Senior Project Manager (PMO) to join our team in an international insurance project. Location: Remote from Spain or hybrid if you live in Barcelona. We are seeking a proactive Senior Project Manager to lead complex regional and global projects, or similar initiatives within broader programs.

Company DescriptionWholesaler and Distributor of Branded ProductsRole OverviewElectro Shiva S. L. is looking for a proactive and detail-oriented Marketing Assistant to join our team at our Fuenlabrada (Madrid) office. This role is ideal for someone passionate about marketing, communication, and digital trends.

Are you looking for a new challenge abroad? At Hays, we’re partnering with a leading company in the consumer goods sector to recruit a Maintenance Engineer for one of its production plants located in Northern Europe. If you have experience in industrial maintenance and want to lead and optimize operations in a multinational environment — this is your chance!

At ASTEK Iberia, we are looking for a Backend Software Engineer to join a leading company in the travel technology sector. You will be part of a high-performing engineering team working on scalable, data-intensive platforms in a hybrid model based in Madrid. Main responsibilities:Design, develop and maintain backend services using Java and related technologies.

Our offerings cater to residential, commercial & industrial, and large-scale utility applications. Backed by 30 years of experience in electrical and electronic technology, Kstar is committed to generating superior new energy solutions for a diverse global clientele.

Facilities Services Assistant Madrid | Fully on-site | Monday to Friday, 9:00–18:00 Start date: January / February Are you someone with experience in office, facilities, or workplace support and is now looking for a role where you can be more involved, gain visibility, and build on what you've learned so far?

At Stannah, we are an international family-owned company with almost 160 years of history, known worldwide for our commitment to accessibility and innovation. Our work has a direct and positive impact on people's lives, helping thousands of individuals gain independence and mobility every day.

Capitole is one of the best IT consulting companies and the place you want to be. Why? People in the center. We believe in a different model, more human, with the employee in the center of our company Interesting projects. Cutting-edge technologies.

For a prestigious Manufacturing company we are looking for a GCP Platform Site Reliability Engineer. Location: Barcelona (Hybrid – 2 days/week in the office)Contract Type: Permanent, full-timeWe’re looking for a Senior GCP Platform Site Reliability Engineer to join a global tech center in Barcelona, supporting millions of customers and thousands of stores worldwide.

Yumatech is a global recruiting firm based in Madrid whose mission is to help companies transform and elevate their teams by providing them with access to the most talented professionals in the technology ecosystem.

Omega CRM is a Merkle & Dentsu company, leader in development of Customer Experience services, with +20 years of experience in the use of Technology applied to Marketing and providing a unique Customer Relationship with mainly focus on Innovation is looking for a CX Strategist.

Sustainability Project Coordinator – Join Carbon Complete Are you passionate about sustainability and eager to make a meaningful impact in a fast-growing startup? Carbon Complete is hiring for an exciting full-time position in CBAM consultancy and training, ESG reporting, and carbon reduction planning.

We are urgently looking for a Senior Java Developer for the European Institutions in Brussels, Belgium. A work permit is required for non-European candidates, but not provided! EU candidates are welcome to apply. Candidates need to be willing to relocate. A work permit is required. Candidates need to be fluent in English. Travel is not required for the interviews.

We are seeking a Senior Data Scientist/AI Engineer specializing in AI Safety (to be located either in Vitoria -Basque Country- or Barcelona) to lead adversarial testing, risk assessment, and safety evaluations for LLM- and agent-powered chatbot systems. This role focuses on ensuring that AI technologies are safe, reliable, and aligned with business and user needs across high impact use cases.