intern internship English-speaking jobs in Cartagena

Provides technical support for industrial automation systems, diagnosing issues, performing maintenance, and assisting with installations.

Technical Office Lead for MEP works on a major European sports infrastructure renovation project. Leads technical and commercial management, coordinates with Design and Procurement, prepares budgets, monitors progress, and ensures cost control.

Annotate text and related data for AI Data Services. Fixed-term role (8 months) starting May 4th. Requires a linguistic background, 1 year annotation experience, and proficiency in text editors and spreadsheets.

Technical Services Specialist providing product and production support, conducting customer trials, and managing sample preparation and quality testing.

Provides high-level support to senior executives in a growing international data center company. Manages calendars, travel logistics, meetings, and correspondence. Requires 5+ years of experience as an Executive Assistant, strong digital skills, and proficiency in English.

Designs, develops, and implements automated solutions for testing and deploying front-end software applications using JavaScript/TypeScript and tools like Selenium and Appium. Collaborates with QA engineers and developers to define test strategies, prioritize automation efforts, and integrate automated tests into CI/CD pipelines.

Leads regional traffic strategy and growth for Western Europe e-commerce. Manages traffic across Mi.com, affiliate marketing, PPC campaigns, and Amazon. Analyzes performance data and optimizes strategies.

Pareto.AI seeks an Applied Economist to evaluate an AI model's ability to replicate empirical economics research findings. Responsibilities include identifying suitable papers, writing prompts for the AI, and creating rubrics to assess its performance. PhD in Economics required, with hands-on experience in causal inference methods and familiarity with replication-friendly microdata.

Marketing Assistant to support brand presence in Spain. Organizes events, manages leads, and collaborates with international marketing team. Requires 3+ years experience in event organization, lead management, and customer support. Must be proficient in English (C1-C2).

Fashion Jewellery Designer to create innovative collections, research trends, and collaborate with clients. Requires a Bachelor's degree in a related field, design portfolio, CAD proficiency, and experience in jewellery construction techniques.

Stark Future is seeking a Senior Backend/Platform Engineer to design, develop, and maintain backend services and APIs in Python/Node.js. The ideal candidate will have 5+ years of experience building production back-end services, mastery of computer science fundamentals, and strong experience with distributed systems. Responsibilities include troubleshooting production issues, collaborating cross-functionally, and staying current on industry trends.

This role supports financial tracking, resource allocation management, and data reconciliation. Responsibilities include data analysis, stakeholder management, financial reporting, Power App management, and budget support.

Experienced Project Manager needed for long-term, onsite role in Madrid. Lead logistics system implementations, manage cross-functional teams, and ensure project success. Proven experience with Urbantz/Knapp or SAP TM/EWM required.

Portfolio Manager will maximize the value and liquidity of a portfolio of high-end vacation homes by making investment, product, and customer experience decisions. Responsibilities include evaluating assets, defining product-market fit, managing portfolio performance, and driving sales.

Supports EMEA-wide quality and regulatory operations, including policy documentation, gap analysis, and CAPA follow-up. Acts as Technical Import Manager for Spain, ensuring compliance with EU and Spanish regulations for imported medical products. Provides operational support for product registration and launch activities in EMEA.

Designs and integrates UAV systems, including avionics, sensors, propulsion, and communication systems. Develops system architectures, performs analysis, and supports assembly and testing. Requires a degree in a relevant field and experience in UAV systems engineering.

The Brand Copy Project Specialist ensures the efficient execution of Camper's copy and product communication initiatives. This role coordinates projects across product, brand, digital, and content teams, improving workflows and processes. Responsibilities include leading product communication projects, overseeing content production, driving operational efficiency, and acting as a central point of coordination for copy and product communication projects.

Leads the growth strategy and execution of existing partnerships with Snowflake and GCP. Develops partnerships to create sales opportunities for Enterprise Account Executives. Requires extensive SaaS partnership experience, specifically with Snowflake and/or GCP.

Manages strategic client relationships, driving business growth by understanding client needs and delivering tailored energy solutions. Leads the full sales cycle, collaborates with internal teams, and ensures successful project delivery.

Senior Pre-Sales / Solutions Engineer supports commercial activities across Europe for a fast-growing international software company delivering energy solutions. The role involves understanding customer requirements, positioning tailored software solutions, and collaborating with sales and technical teams.