backend developer English-speaking jobs in Extremadura

Review and quality-check annotations, gradings, and evaluations for LLM and multimodal projects (text, image, audio, and/or video). Validate annotations and ratings against project guidelines and quality standards. Identify errors, inconsistencies, and potential biases in annotated data and AI-generated outputs. Provide feedback to annotators and collaborate with Quality Management and project teams to improve QA processes.

Remote, project-based opportunity for language-savvy individuals to review bilingual scripts and audio recordings to ensure quality and accuracy.

Senior Visual Communicator leads design strategy and execution of creative assets across digital and print channels. Leads a team of designers, ensuring creative excellence and alignment with strategic priorities. Requires strong data visualization experience and expertise in designing across multiple formats.

Administrative Procurement Specialist / Manager will handle daily procurement activities, including sourcing, quotation requests, contract review, and supplier management. Requires a Bachelor's degree, 3+ years of experience in administrative procurement, and fluency in Spanish and English.

Medical Affairs Scientific Partner will build scientific relationships with key opinion leaders in pathology, oncology diagnostics, and laboratory medicine across Germany, the UK, and Spain. The role involves supporting the implementation of diagnostic platforms and digital pathology systems, providing scientific education, and interpreting scientific literature.

Product Engineer to develop vehicle components and accessories for a major automotive OEM. Requires a degree in Mechanical, Automotive, or Industrial Engineering, 3-5 years of experience in product design and development, and proficiency in Catia V5.

Product Engineer will support the Product Management team in developing and optimizing hydrogen supply systems. Responsibilities include market analysis, technical assessments, and process evaluations. The role requires a Bachelor's degree in a relevant field and 3-5 years of experience in the energy sector.

Senior Project Manager to lead and coordinate AI and Data Transformation initiatives. Experience in project management, Target Operating Model (TOM) implementation, and supporting senior leadership teams required. Strong communication and analytical skills needed to translate technical concepts for executive stakeholders.

Provides instrument service and support to Werfen clients, including installation, maintenance, repair, and training. Manages workflow, client communication, and company reporting. Requires a bachelor's degree in a technical field and 2-5 years of experience in service or technical roles for life sciences or medical equipment. Fluent in English and Spanish.

Leads, coordinates, and supervises pharmaceutical development projects outside Spain and with external partners. Manages formulation, analytical, and process development activities, ensuring compliance with regulatory requirements and project deadlines. Supervises a team, reviews project documentation, and drives technology transfer to the flagship plant in Spain.

Experienced sales professional to drive growth for ion exchange resins, membranes, specialty chemicals, and water treatment solutions in Spain and across Europe.

Industrialize and improve products and processes, ensuring compliance with regulations and procedures. Analyze and propose solutions for process optimization and capacity expansion. Conduct Failure and Effect Mode Analysis (AMFE).

As a Hospitality Consultant, you will use CRM to contact and qualify accounts, generate opportunities, and ensure KPIs are met. You will update CRM, follow up on accounts, participate in sales activities, and provide chain-wide discounts.

The Assistant Front Office Manager oversees daily front desk and guest services operations, ensuring high service standards. Responsibilities include supervising the front desk team, resolving guest concerns, managing check-ins and check-outs, and assisting with operational efficiency.

Quality Control Supervisor will oversee stability studies and analytical method validation in a GMP-regulated pharmaceutical environment. Responsibilities include managing stability study plans, supervising laboratory operations, and ensuring compliance with GMP standards.

Designs digital experiences that are user-centered, accessible, and innovative. Creates prototypes, collaborates with teams, and contributes to a design system. Requires a design degree, fluency in English, and a portfolio showcasing design thinking.

Sales Development Representative to achieve sales targets and maximize sales opportunities. Requires Swedish (C2) and English (C1) fluency, previous sales experience, strong communication skills, and a goal-oriented mindset.

Key Account Manager will drive sales goals by promoting company products to healthcare institutions and key customers. Responsibilities include building relationships with stakeholders, implementing marketing strategies, and monitoring account performance.

Territory Manager to lead sales of POS solutions and payment devices, build and manage a team of Field Sales Representatives, and expand market presence.

Manages the European service team, including recruitment, training, and performance evaluation. Oversees service channels, analyzes data, and collaborates with cross-functional teams. Develops and manages the service operations budget.