intern internship English-speaking jobs in Cartagena

Full Stack Engineer to join a growing development hub in Valencia. Develop and maintain web application features across the full stack (React + TypeScript frontend, Express.js + TypeScript backend). Design and implement database schemas, migrations, and optimized queries (MySQL / MariaDB). Build and maintain REST APIs and integrate them with frontend systems.

System Integrator (Avionics) for international projects. Own electrical and electronic system integration of unmanned aerial systems, including wiring, electrical architecture, and physical integration. Design, improve wiring harnesses, and create electrical documentation. Plan and execute electrical testing and support system integration, ground, and flight testing.

Sales Assistant needed for a Bilbao store. Provide excellent customer service, act as a brand ambassador, and assist with stock management and visual merchandising. Previous customer service experience and a passion for fashion are required.

SAP SuccessFactors Consultant needed to configure, maintain, and optimize reporting for a global workforce of 100,000 employees. Experience with SuccessFactors reporting (stories, canvas, tables), data structures, and HR object relationships required.

Sales Development Representative to qualify leads, reduce no-shows, and ensure high-quality candidates reach the sales team. Focus on inbound lead qualification, follow-up, and CRM management. Native or impeccable English required.

Bioinformatics Scientist to support in vivo CRISPR screening research. Design experiments, analyze next-generation sequencing data, and identify candidate gene targets.

The Global Regulatory Director leads and develops the Regulatory Affairs function, ensuring compliance and enabling business growth. This role guides cross-functional teams on regulatory matters, fosters partnerships with external bodies, and oversees regulatory compliance for products and claims.

Field Service Engineer needed for installation, commissioning, repair, and maintenance of fruit sorting equipment. Requires experience in automated production lines, particularly fruit sorting, beverage packaging, and logistics automation. Must have strong communication and problem-solving skills.

Inside Sales Representative for the French market will identify, prospect, and close new business within the French mid-market. Responsibilities include pipeline generation, strategic prospecting, consultative selling, and managing the full sales cycle. Native or near-native fluency in French and professional proficiency in English are required. Proven experience in cold prospecting and consultative selling is essential.

SAP Ariba Consultant will support the greenfield implementation of SAP S/4HANA and Ariba. Responsibilities include designing, configuring, and integrating Ariba solutions with SAP ECC and S/4HANA. The role requires expertise in Ariba Strategic Sourcing, SLP, Procurement, and Business Network integrations.

Supervises installation, commissioning, and maintenance of power transformers and GIS equipment. Provides on-site technical service, troubleshooting, and training. Manages returns, claims, and reports. Requires a degree in Electrical Engineering and 3-5 years of experience. Fluent English required, French or Italian a plus.

Develop and execute sales plans for sequencing devices, equipment, and reagents. Identify and manage new business opportunities in academic research and healthcare. Lead complex sales cycles and provide consultative support.

ServiceNow Platform Engineer with 5+ years of experience in custom application development, integrations, and platform administration. Expertise in Flow Designer, Integration Hub, scripting, and AI governance solutions. Strong understanding of AI compliance frameworks and experience embedding controls into technical architectures.

Leads and manages a team of Business Development Representatives, collaborating with Marketing, Operations, and Sales to generate new business opportunities. Supports and coaches the German and Dutch Business Development team, ensuring a high level of quality and a healthy pipeline of new opportunities. Reports directly to the EMEA Director of Business Development.

Azure Cloud & Infrastructure Specialist L3 will support client IT Infrastructure projects. Responsibilities include directory management, access control, application access management, monitoring, reporting, Exchange Online administration, mail flow, email security, user support, and ITSM. Requires 6+ years of Azure experience, a bachelor's or master's degree, and experience collaborating on Azure-based solutions.

Defines, plans, and executes commercial strategies for assigned markets and product lines, selecting products and setting commercial, distribution, and communication directives. Analyzes market needs, develops product life cycle plans, and forecasts product and merchandising needs.

Account Executive responsible for full-cycle sales of AV hardware and cloud solutions to various sectors. Collaborates with BDRs, internal teams, and channel partners to achieve revenue targets and grow accounts. Requires 4+ years of quota-carrying sales experience and proficiency with HubSpot or similar CRM.

Experienced Java Developer to design and develop bank integration solutions using Spring Boot. Responsibilities include building RESTful APIs, implementing JWT authentication, and developing event-driven workflows with messaging tools. Requires strong experience with Java, Spring Boot, RESTful APIs, JWT authentication, PostgreSQL, and messaging/workflow tools.

Provides 2nd line operations and maintenance support for the Core CS Network. Acts as project manager for complex projects and resolves technical issues involving multiple interfaces, platforms, and teams. Implements changes and improvement projects following change management processes. Supports team manager with task coordination. Requires a Bachelor's or Master's degree in a relevant field and at least 3 years of experience in Core Network maintenance and operation.

Client Relations Agent will manage inbound inquiries from clients via phone, email, and digital channels. Responsibilities include organizing leads, updating client records, and coordinating with sales agents. Requires 1-2 years of experience in client relations, customer service, or administrative coordination. Fluency in Spanish and English is required.