backend developer English-speaking jobs in Castile-La Mancha

Quality Systems Solutions & Implementation Consultant will assist in the implementation and configuration of quality solutions, collaborating with team members to define and address business requirements. Troubleshoot and resolve issues, ensuring smooth integration and continuous improvement of QMS systems. Requires 4-5 years of hands-on experience in Quality with a strong technical understanding of QMS platforms.

Quality & Sustainability Specialist needed to implement, maintain, and execute ISO Quality Programs and the Quality Management System for Carboline Europe.

Fractional Product Manager needed for a leading international digital product company. Own product discovery and delivery, translate business needs into product requirements, and collaborate with engineering teams. 6+ years of experience as a Product Manager in digital products required. Solid technical understanding and proven ability to connect product decisions with business impact.

Front Office Manager for a 4-star hotel in Roquetas de Mar. Manage and lead the Front Office team, ensuring guest satisfaction and operational continuity. Experience in 4-star hotel reception, cost management, and team leadership required. Knowledge of PMS, All Inclusive, and upselling. High level of English.

Business Development Executive identifies, qualifies, and strategizes leads for Account Executives. Engages B2B prospects through various channels, connects with C-level executives, and schedules meetings. Requires fluency in French and professional English proficiency.

Full Stack Developer will own and develop the API Developer Portal using React, Next.js & TypeScript. Responsibilities include designing testing environments, delivering SDK generation and monetization integrations, and implementing conversational developer support.

Coordinates shorebase logistics activities for an Oil & Gas project. Responsibilities include managing vessel operations, yard and warehouse activities, and logistics documentation. Requires a logistics, maritime, or engineering background and 5-7 years of relevant experience.

Business Developer Trainee to support negotiation of agreements with digital media partners. Assist in monitoring account KPIs, analyzing campaign performance, and conducting market research. Must be a French native speaker with C1 English and fluent Spanish.

HR Generalist to manage end-to-end HR operations in Spain. Responsibilities include people administration, Spanish labor law compliance, and recruitment. Requires 3-5 years of HR experience, strong knowledge of Spanish labor law, and fluency in Spanish and English.

Senior Performance Engineer needed for a leading renewable energy multinational. Manage data sources, analyze asset operation, and propose improvements to power plant generation. Requires a Bachelor's degree, 8+ years of energy industry experience, and advanced English and native Spanish proficiency.

Event Manager needed for a long-term international campaign in Málaga, Spain. Coordinate all logistical elements of corporate events, from planning to execution. Manage vendor relationships, on-site support, and administrative tasks.

Senior Revenue Manager will maximize revenues, market share, and profitability for managed properties in partnership with General Hotel Managers. Responsibilities include strategic pricing, budgeting, forecasting, daily revenue management optimization, performance analysis, and communication with stakeholders. Requires 5+ years of experience as a Revenue Manager, a degree in a relevant field, fluency in English, and proficiency in revenue management systems.

Regional Sales Representative needed to drive sales growth in Spain. This role requires 3+ years of sales experience, ideally in electro-mechanical components or high-value electronic connectors. The successful candidate will manage a multi-site territory, develop new accounts, and build strong customer relationships. Regular travel across Spain is required.

Senior Machine Learning Engineer will design, build, and maintain machine learning pipelines and infrastructure for both conventional and GenAI models. Collaborate with data scientists to integrate machine learning models, including LLMs, into production systems. Develop and maintain data processing pipelines for structured and unstructured data.

Leads and scales affiliate and partnership programs, focusing on affiliate marketing. Develops and executes strategy to drive customer acquisition, brand awareness, and revenue growth. Manages affiliate platforms, identifies and recruits partners, and negotiates agreements.

DevOps Engineer needed to orchestrate containerized environments using Terraform. Responsibilities include managing infrastructure as code, monitoring system performance, and implementing operational improvements. Requires deep Python knowledge, experience with CI/CD platforms, and expertise in cloud formation stacks.

Tire Subjective Evaluation Engineer to join R&D team in Spain. Perform subjective tire & vehicle performance evaluations for OEM and aftermarket customers. Produce reports, collaborate with OEM engineers, and develop evaluation methods. Requires engineering degree, experience in subjective tire evaluation, fluency in English, and relevant licenses.

Software Development Engineer will design, build, and deploy distributed software systems for a global customer base. Responsibilities include developing software for various sensors, mobile clients, and cloud server systems, collaborating with engineers and applied scientists, and improving existing technical services. Requires a Bachelor's degree in Computer Science or related field, 3+ years of professional software development experience, and proficiency in Java, Python, React, and AWS Serverless technologies.

Leads and manages technology transfer projects, providing project management, scientific, and technical expertise in quality, technology transfer, and regulatory affairs.

Legal Assistant to support international legal team managing subrogation cases. Responsibilities include drafting legal documents, coordinating with clients and insurers, and providing administrative support. Requires fluency in English and Spanish.