backend developer English-speaking jobs in Castile-La Mancha

Mindway, a design and innovation school, seeks a data-driven Growth & Marketing Lead to define and execute global growth strategy, optimize the full funnel, and manage performance marketing campaigns. The role requires strong analytics skills, experience with HubSpot, and a focus on metrics and business results.

The Housekeeping Manager oversees guest experience related to cleanliness and visual impressions onboard, ensuring premium service delivery. This role requires strong hospitality, communication, and organizational skills, along with effective decision-making. The manager is responsible for maintaining cleanliness, delivering services to high expectations, and fostering a positive work environment. They provide training, leadership development, and recognition to supervisors and crew members.

W&I Underwriter specializing in Latin American M&A transactions. Underwrites buy-side and sell-side policies, reviews transaction documentation, assesses risk, and structures policy terms. Requires fluency in Portuguese and English.

Solution Engineer to support product deployment and service releases. Provides technical expertise during installation, configuration, and maintenance of AXON Networks software products. Collaborates with customers and internal teams to ensure high quality and timely delivery. Requires a B.Sc. or M.Sc. in a related field, 2-3 years of experience, and fluency in Spanish and English.

System Engineer to support ESA Data Science Section at ESAC in Madrid. Develop and operate ESA Datalabs, a cloud platform providing scientists access to space science archives. Responsibilities include configuring and administering tools, ensuring deployments, and providing technical support. Requires a degree in Computer Science or related field, 3-5 years of experience in system engineering or DevOps, and strong CI/CD and containerization expertise.

Backend Developer needed for a 6-month project with potential for permanence. Experience with Oracle Hospitality environments (OPERA Cloud, OHIP, Simphony) and integrations with REST/SOAP APIs, JSON, OAuth2 is required. Experience with hotel-related platforms (CRM, RMS, Channel Managers) is a plus. Responsibilities include leading integrations, coordinating with developers and vendors, ensuring data flow, and documenting processes.

Lognext seeks a Valuation Models & Market Risk Senior Consultant to review valuation models, validate Mark-to-Market calculations, and analyze regulatory frameworks. Requires expertise in financial valuation models, market risk, and Python.

Investigates cybercrime and media piracy, conducting open source intelligence research, covert operations, and forensic evidence collection. Prepares reports, supports litigation, and assists in developing anti-piracy tools and techniques. Collaborates with legal counsel, engineers, and law enforcement.

Production Manager to lead daily operations, ensuring quality, efficiency, and cost-effectiveness. Develop and execute production strategies, manage budgets, and lead teams. Experience in mechanical manufacturing, quality management systems (ISO 9001), and international environments preferred. Fluent in English and Spanish required.

Intern to support the techno-economic management of renewable energy assets, projects, and investments. Responsibilities include operational monitoring, reporting, coordination, and document review.

The Senior Geotechnical Engineer provides cross-project support in geotechnical areas, including planning and interpreting geophysical and geotechnical campaigns, preparing scopes of work, and reviewing geotechnical designs. The role also involves providing knowledge and support to other engineering areas and ensuring best practices are implemented.

Experienced Sports Manager to lead and oversee all sports activities, fitness facilities, and recreational programs at a luxury resort.

Industrial Engineer to support blast and general operations at mine sites. Responsibilities include assisting with blasting procedures, equipment maintenance, product delivery, and customer training. Requires a strong academic record, Industrial Engineering degree, and fluency in Spanish and English.

Full Stack Developer to design and implement backend and frontend architecture for a secure, scalable platform for secondary trading in private companies. Shape the technical direction of a fintech infrastructure in a rapidly growing market.

Manages the online commercial strategy for international markets and product lines through marketplaces. Defines product selection, commercial guidelines, and communication plans to achieve objectives. Analyzes marketplace performance and coordinates with partners to ensure optimal product visibility and sales.

Supply Chain & Packaging Engineer to design and implement efficient solutions for industrial projects, ensuring safety, quality, and cost optimization.

DevOps Scala Engineer to design, develop, and maintain Azure infrastructure solutions. Develop CI/CD pipelines, automate tasks, and ensure security compliance. Collaborate with developers to optimize application performance.

Develop and execute marketing strategies for luxury fragrance, skincare, and home care brands in Spain and Portugal. Manage marketing calendars, trade marketing activations, and communication campaigns. Analyze market trends, brand performance, and campaign impact.

Coordinate and manage ePowertrain (electric Powertrain) projects, including analysis, benchmarking, and technology research. Plan, execute, and report on vehicle ePWT tests. Prepare presentations on European ePowertrain trends and regulatory standards.

RED is seeking experienced SAP FI Consultants, SAP FI Project Managers, and SAP CO Consultants for 12+ month contracts in Madrid, Spain. Roles involve large-scale SAP S/4HANA transformation programs.