intern internship English-speaking jobs in Cartagena

Camunda 8 and Java/Spring Boot specialist needed to design, implement, and maintain BPMN workflows in a large-scale financial environment. Integrate workflows with external systems via REST APIs and develop backend services within microservices architectures.

Industrial Safety & Environmental Engineer to ensure regulatory compliance and embed a strong safety culture. Will identify, interpret, and integrate safety and environmental regulations into project development. Support projects from feasibility to detailed design, ensuring compliance at every stage. Collaborate with multidisciplinary teams and promote a proactive HSE culture. Requires a minimum of 10 years' experience in a similar role within large-scale industry or energy projects. Strong knowledge of Spanish regulatory frameworks, API, NFPA, and APSAD standards is essential. Fluency in Spanish and English is required.

Design and build data platforms in Microsoft Fabric (Lakehouse, OneLake, medallion architecture). Develop data pipelines, ingest and transform data, and model data for analytics. Deliver insights for spend analytics, supplier performance, and cost optimization.

PR professional to elevate Anker, eufy, and soundcore brand visibility and reputation in Spain. Responsibilities include media relations, press materials, product launches, and social media management.

Vehicle Test Technician will set up, conduct, and analyze vehicle tests to ensure data meets customer specifications. Requires knowledge of vehicle brake systems, data acquisition equipment, and test procedures. Minimum 2 years relevant experience in automotive testing preferred.

Drives commercial growth of aluminum cover solutions for Oil & Gas and Water sectors. Develops regional sales strategies, identifies opportunities, and builds partner networks. Utilizes technical expertise to support solution definition, influence specifications, and lead the sales cycle.

NEXRA seeks driven sales professionals to generate and close new business in Spain. Focus on NEXRA Express (shipping aggregator) and/or Payments. Commission-only role with uncapped earnings. Minimum 2 years B2B sales experience required. Fluent Spanish and English.

UI Designer to create intuitive and engaging interfaces for web and mobile platforms. Design clear user flows, collaborate with product managers and engineers, and contribute to a design system. Strong portfolio and proficiency in Figma are required.

Logistics Assistant to support the delivery of logistics services for EU-funded projects. Assist with planning and coordinating travel, accommodation, and shipments. Coordinate with service providers and ensure timely delivery of logistics services.

Revolut seeks a New Business Account Executive to drive customer acquisition and engagement for Revolut Business in the Greek market. The role involves prospecting, lead generation, pipeline management, and closing deals. Fluency in English and Greek, 1+ year of commercial experience, and strong communication skills are required.

Designs, implements, and operates hybrid cloud network architectures integrating public clouds (AWS, Alibaba Cloud, Huawei Cloud, Azure) with on-premise environments. Leads deployment and maintenance of remote access and secure networking platforms. Manages complex AWS networking environments and enterprise firewalls.

Clinical Trial Manager will lead and oversee clinical trial activities from feasibility through delivery. Responsible for ensuring successful execution of projects on time, within budget, and in accordance with regulations. Requires 10+ years of clinical research experience, including ICH-GCP, drug/device development, and study management.

As a German Speaking Co-Host Onboarding Specialist, you will identify, engage, and convert high-tier hosts into professional co-hosts. This consultative sales position requires relationship building and market expertise to elevate service quality.

Retail Advisor providing expert advice and guidance to clients on high-end furniture and interior design collections. Responsible for sales, client relationship building, and maintaining store standards. Experience in a high-end showroom is preferred.

This role focuses on the day-to-day operations of a last-mile delivery network. Responsibilities include managing routing, identifying potential issues, supporting new hub launches, and analyzing network data.

Senior fashion designer sought for a leading high street manufacturer. Must have 5+ years experience, trend identification, and commercial design skills. Focus on tops, bottoms, and multi-product design across womenswear, menswear, and children's wear.

On-Site Sales Adviser needed for new residential development on the Costa del Sol. Manage sales office, conduct viewings, present properties, and drive conversions. Proven sales experience and fluency in English & Spanish required.

Junior Underwriter to support the Construction & Engineering team in Spain. Responsibilities include reviewing submissions, assisting with risk assessment and pricing, preparing proposals and documentation, and collaborating with brokers and internal teams. Requires a recent graduate with a technical education and proficiency in Microsoft Office tools. Fluency in Spanish and English is essential.

Insait seeks a Sales Development Representative to build pipeline for enterprise financial services clients. Responsibilities include outbound outreach, lead qualification, and working with Account Executives. Requires 4+ years of experience in SDR/BDR roles and a strong background in Financial Services.

Receptionists provide exceptional customer service as the first point of contact for student queries and complaints. They manage daily reception operations, handle check-in/check-out procedures, and assist with administrative tasks.