controller English-speaking jobs in Aragon

Java Developers (Mid-Level and Senior Back-end) sought for international projects. Develop containerized applications using modern Java technologies and contribute to all phases of software development using Scrum.

Field Sales Representative needed to visit tobacconists and retailers in Málaga province, present the Greatest nicotine pouch product range, and secure retail agreements. Must have professional proficiency in Spanish, decent English, and a minimum of 1 year of field sales experience.

Develops high-quality performance materials for footwear, apparel, and accessories. Collaborates with design, sourcing, and development teams to build material libraries and source components. Ensures materials meet quality standards and manages the materials budget and library.

Senior Physicochemical Laboratory Technician will plan laboratory activities, ensure compliance, manage resources, and guarantee accurate results. Manage technical documentation, equipment, and investigate OOS/deviations. Requires a university degree in Chemistry, Biochemistry, Biology, or Biotechnology and at least 7 years of experience with GMP regulations, analytical methods, and managing a technical team.

Industrial Director to oversee daily operations, production planning, and project execution in a recycling facility. Requires a Master Black Belt or Black Belt in Lean, strong production management experience, and proven team leadership skills.

Amaris Consulting seeks a motivated Intern in Health Economics and Market Access to support impactful projects shaping global healthcare access. Interns will contribute to projects involving literature reviews, market access strategies, value communication, and business development.

UST seeks an Operations Expert T24 to ensure smooth running of jobs, interfaces, and processes for a banking client. Responsibilities include monitoring, deploying, troubleshooting, and automating tasks. Requires 5+ years T24 experience, Linux/shell scripting knowledge, and strong troubleshooting skills.

Business & Recruitment Consultant to manage client portfolios, develop commercial activity, and execute full recruitment processes.

This 7-month fixed-term, part-time (20 hours/week) position supports online order fulfillment and stock management for the Madrid boutique. Responsibilities include processing online orders, managing stockroom organization, and assisting with stock inventory. The ideal candidate has experience in stock and online fulfillment, strong multitasking skills, and a team-oriented approach.

Senior Data Scientist will define and execute data science strategy, lead model development, and analyze complex datasets to drive product recommendations. Requires strong experience in data science, data engineering, and machine learning.

Founding Software Engineer to build an AI-native product where AI agents take actions. Must have 4+ years experience shipping production software in a product team, strong problem solving skills, and experience with TypeScript/React/Next.js/NodeJS/Python or similar technologies.

The Energy Management Strategy Analyst will assess, develop, and execute electricity market strategies for Battery Energy Storage Systems (BESS) and other energy assets. This role will monitor market trends, conduct in-depth market analysis, and collaborate with internal teams to align market analysis with project development and asset operations.

Senior Real Estate Agent to join the Dils Lucas Fox team in Barcelona. Manage client relationships, list rental properties in the Les Corts area, and handle the full rental cycle. Requires strong previous experience in real estate, specific knowledge of Barcelona's market, and advanced English and Spanish.

Blockchain Engineer will integrate and maintain mainnets, manage wallet infrastructure, and interact with smart contracts in a regulated production environment.

Provides guest support via phone, email, and chat, resolving issues and ensuring satisfaction. Documents incidents and coordinates with internal teams. Requires C1/C2 English proficiency and previous customer service experience.

Senior Logistics/Operations Manager to lead a team of 300+ in a Madrid e-commerce logistics center. Manage daily operations, ensure service quality, and develop team leadership. Experience managing large teams, delivering goods to stores, and logistics process optimization required.

Customer Service Manager will build, manage, and lead a team providing after-sales support. Responsibilities include creating SOPs, tracking inquiries, mentoring staff, and collaborating with various departments to resolve escalations. The ideal candidate has 10+ years of customer service experience in a retail and online business with after-sales support.

AI Engineer will design, build, and operate conversational and cognitive systems for an AI companion platform. Responsibilities include developing LLM-based capabilities, dialogue orchestration, memory management, safety guardrails, and evaluation frameworks. Requires strong software engineering experience in Python, hands-on experience with LLMs, and practical experience with RAG, embeddings, and vector databases.

Sales Manager to build market presence and grow client base in Catalonia. Responsibilities include identifying new business opportunities, presenting surveillance solutions, and building relationships with clients in the construction, infrastructure, and rental equipment sectors. Requires sales experience, fluency in Spanish and English, and a network in the target industries.

Visual Merchandiser / Stylist & Trend Forecasting Specialist will develop and execute visual merchandising strategies across e-commerce, retail, and press. Responsibilities include collaborating with the Creative Director and Design Team on collection themes, building seasonal assortments, and styling product photography. The role requires a strong understanding of market trends, competitor activity, and consumer behavior.