backend developer English-speaking jobs in Castile-La Mancha
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Rooms Division Manager
- Casa Bonay
- Barcelona
- February 19
The Rooms Division Manager supervises the front and back operations of the reception, maintenance, and housekeeping departments. Ensures guest satisfaction and a warm, welcoming environment. Manages Front Desk and Reservations operations, including room allocations, guest relations, and revenue strategies. Oversees the Front Desk team, including training, scheduling, and performance management. Performs back-office tasks such as reviewing reports, processing charges, and managing invoices. Supervises Housekeeping and Maintenance operations, ensuring quality standards and efficient service. Requires a hospitality management background, 3+ years of experience, proficiency in reservation software, and bilingual English/Spanish skills.
Laboratory Analyst H/M
- Recover
- Valencia
- February 19
Laboratory Analyst will ensure product and process quality through inspections, testing, documentation, and continuous improvement. Provides guidance to staff on quality policies, processes, and best practices. Collaborates with I+D, Tech Support, and stakeholders to provide analysis support. Requires expertise in quality control methodologies, inspection procedures, and data analysis. Fluency in English is required.
Architectural Designer
- NTT DATA Europe & Latam
- Barcelona
- February 19
Design and implement end-to-end DevOps architectures for cloud and hybrid environments. Define and evolve CI/CD pipelines with a focus on automation, quality, and security. Enable cloud-native platforms based on containers and Kubernetes.
Frontend Developer
- iLovePDF
- Barcelona
- February 19
Frontend Developer to build the client-side of web tools and websites. Requires 3+ years of experience, proficiency in JavaScript, Typescript, React, Next.js or Astro, Git, Unix, SASS, HTML, CSS3, and testing. Must have a passion for developing user interfaces. EU citizenship or valid work permit required.
Treasury Specialist
- Desigual
- Barcelona
- February 19
Manages the Group's cash and debt to ensure liquidity, reduce financial costs, and optimize cash flow. Responsibilities include handling banking transactions, preparing cash flow forecasts, and managing FX risk. Requires 4+ years of international treasury experience, strong communication skills, and proficiency in MS Excel.
Machine Learning Engineer
- DeepRec.ai
- Barcelona
- February 19
MLOps Engineer will deploy, monitor, and scale AI compression products for enterprise clients. Responsibilities include improving automation, reliability, and cost efficiency across the ML lifecycle. Requires experience running LLMs in production and familiarity with cloud, containers, CI/CD, and Kubernetes.
Technology Innovation Specialist
- SOTEC CONSULTING
- Madrid
- February 19
Customer Success Specialist to champion user experience across applications. Manage feedback channels, analyze trends, and collaborate with product and development teams to improve usability. Minimum 2 years of experience in customer success, community management, or QA with a UX focus required.
Customer Service Representative German - Dutch
- Foundever
- Seville
- February 19
Provide customer support in Dutch and English for a leading sound equipment company. Must have at least 1 year of customer service experience and a bilingual level of Dutch with an advanced level of English (B2-C1).
EMEA Sales & Marketing Coordinator
- Seabery
- Huelva
- February 19
Seabery seeks a EMEA Sales & Marketing Coordinator to support indirect sales, coordinate marketing activities, and ensure operational excellence across the customer lifecycle. The role involves managing marketing campaigns, sales funnel development, stakeholder engagement, and reporting on sales performance.
Senior Data Scientist
- Wodker Associates
- Barcelona
- February 19
Develops and deploys state-of-the-art ML/AI models and imaging technologies for crop science research and development. Uses advanced analytical models, machine learning, and AI algorithms to deliver insights and solutions. Leads imaging-based projects, designs experiments, and communicates project milestones and insights.
Executive Assistant to the Chief Executive Officer
- POWER PROBE EUROPE
- Asturias
- February 19
Provides executive-level support to the CEO, managing the CEO's diary, coordinating meetings, and handling administrative tasks.
Senior Internal Auditor – Hotel Finance Operation - EAME Region
- Hyatt
- Palma
- February 19
This role partners with hotel Directors of Finance across the EAME region, providing objective evaluations, process improvement solutions, and guidance on internal control standards and compliance regulations. The Internal Auditor will execute Management Operation Reviews (MORs), identify risk areas, and contribute to the annual audit plan.
Back End Developer
- intro
- Madrid
- February 19
Senior Software Engineer (Backend) to develop and deliver new products, improve existing ones, and mentor colleagues. Requires experience in developing complex systems, ideally using Python, and strong communication skills.
Marketing Manager
- DHV Technology
- Málaga
- February 19
Develop and execute marketing strategies to enhance brand visibility for a space technology company. Manage campaigns across digital and traditional channels, including SEO/SEM, social media, and PR. Create engaging content and oversee the company's social media presence.
Interim Accounting Manager (Iberia) with Spanish and English
- Babel Profiles
- Barcelona
- February 19
Experienced Accounting Manager to lead finance operations in Spain and Portugal. Manage a team of 7, ensure compliance with local and IFRS standards, and drive process optimization and transformation projects.
Energy Management Strategy Analyst – BESS and Assets
- Finerge
- Madrid
- February 19
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.
Digital Marketing Specialist
- Confidencial
- Montornès del Vallès
- February 19
Digital Marketing Specialist will support on-site activations, analyze product performance, and contribute to growth initiatives. Responsibilities include managing performance reports, analyzing campaign results, and assisting with cross-channel campaign execution.
French speaking Account Executives- Swiss Market (Salary from 58k Euro OTE upto 85k Euro OTE)
- Worldwiders Recruitment
- Barcelona
- February 19
French-speaking Account Executives are needed to drive business growth in the Swiss market. This role involves full sales cycle ownership, from prospecting to closing, and building long-term customer relationships. Proven B2B sales experience, fluency in French and English, and Swiss market knowledge are required.
Full Stack Developer
- Filmin
- Barcelona
- February 19
Growth-focused Engineer with 3+ years experience in HTML5, CSS3, JavaScript, and frameworks like Vue. Build landing pages, run A/B tests, and optimize user journeys to drive revenue.
Senior Database Administrator - MS SQL Server
- Penta Consulting
- Madrid
- February 19
Senior Database Administrator providing expert technical guidance and support for MS SQL Server customers in Spain.






