construction English-speaking jobs in Alcalá de Henares

Provide technical advice on integration topics for SAP projects. Implement customer requirements using SAP Integration Suite and other tools. Design and implement cloud architectures with a focus on BTP extensions. Ensure security, governance, and compliance in cloud environments.

Senior Backend Engineer (Node.js) to define core architecture of a live AI Agents platform. Experience with distributed architectures, agent orchestration, real-time data pipelines, and LLMs required.

Build resilient Python backend services for web apps, scripting, data processing, and APIs. Experience with Azure cloud, containers, and Infrastructure as Code is required. Strong relational database skills (PostgreSQL or Azure SQL) and API design experience are essential.

Execute Upstream (USP) activities in Cell Culture, following GMP regulations. Responsibilities include cell culture execution, SOP writing, batch record preparation, equipment maintenance, and process improvement support.

Design, build, and maintain scalable APIs using Python and Django. Contribute to backend services written in Golang. Manage and optimize AWS environments. Automate deployments using CI/CD pipelines.

Java / Full-Stack Engineer to develop and maintain transaction management products. Experience with Java, Spring, Angular, Docker, Kubernetes, and GCP required.

Leads and manages the technological solutions, engineering, and digital systems for solar and BESS energy projects. Oversees technical management of technologies, including PV systems, inverters, SCADA systems, energy storage systems, and hybrid systems. Coordinates multidisciplinary engineering teams across multiple countries.

Develop and execute international sales strategies for coco-peat substrates. Identify and grow new markets, distributors, and strategic partners. Manage and expand relationships with existing international clients.

Freelance Senior Clinical Research Associate (SCRA) needed for an ongoing respiratory virus study in Galicia, Spain. Requires 5 years of independent monitoring experience, fluency in Galician, and knowledge of early-phase clinical trials.

Manage social media and content for a global online travel business, focusing on the DACH market. Responsibilities include content creation, community management, video editing, and tracking KPIs. Requires fluency in German and English, strong storytelling skills, and a passion for travel.

Editorial Project Assistant needed for a new reptile-focused project. Manage data, source information, draft and edit texts, and coordinate with international collaborators. Excellent written English, reptile knowledge, and proficiency in Excel, databases, and Adobe Acrobat required.

Commercial Intermodal Manager will lead inland transport solutions development across Spain. Responsibilities include designing commercial tools, building partnerships, and managing customer relationships.

We are seeking a skilled frontend developer with 5+ years of experience to build the Wasmer website. You will develop UI components, ensure code quality, and collaborate with technical teams. Proficiency in JavaScript, TypeScript, React, NextJS, GraphQL, Relay, Tailwind, and CSS Modules is required. Strong communication and teamwork skills are essential.

Senior Drupal Developer to create, enhance, and maintain websites. Requires 4+ years of experience with Drupal 8/9, custom themes and modules, HTML, SASS, JavaScript, PHP 7, and version control.

Senior Optimization Scientist to design and develop advanced optimization models and algorithms for complex engineering and operational challenges.

Lead engineering activities for new product development projects from initiation to start of production. Manage engineering scope, budgets, and resources. Coordinate cross-functional teams and ensure projects meet technical, quality, cost, and timing requirements.

Operations & Research Intern to support a dynamic start-up company. Assist with online data research, qualitative and quantitative data analysis, software testing, and project management. Must have a Bachelor's degree or be pursuing one, fluency in English, and strong analytical and communication skills.

Leads Serrala's global communications strategy, partnering with Executive Leadership Team to drive a unified narrative. Manages media relations, crafts content, and oversees internal communications programs.

Global Sales and Business Development Coordinator to represent The Energy Year in new markets, conduct sales meetings, develop client relationships, and lead sales campaigns. Requires 1-3 years of experience, fluency in English, and the ability to travel and relocate internationally.

Administrative Specialist supporting business operations for Huawei. Assists with product marketing, customer support, and channel operations. Requires fluency in Spanish, English, and Chinese (B2 level).