backend developer English-speaking jobs in Castile-La Mancha

Senior Customer Support Agent needed to provide technical and non-technical support to customers via chat (Intercom). Must be fluent in English and French, with experience in a B2B SaaS environment.

Develops and manages AMR project delivery plans in Europe, ensuring on-time and high-quality results. Leads project kick-off activities, coordinates stakeholders, and manages on-site project execution. Requires a bachelor's degree in a relevant engineering field, proven project management experience in AMR or automation, and fluency in Mandarin, Spanish, and English.

Lead BIM projects, ensuring on-time and on-budget delivery while acting as the primary client contact. Manage the project lifecycle, identify growth opportunities, and demonstrate the ROI of BIM workflows.

Mechanical Design Engineer needed for R&D Center. Responsibilities include designing non-standard automated systems for fruit and vegetable sorting and processing. Develop mechanical structures, create 3D models and drawings, and collaborate with cross-functional teams. Requires a Bachelor's degree in Mechanical Engineering or related field and 10+ years of experience in mechanical design.

Commercial Specialist to support the execution of the company's commercial strategy, focusing on customer management, opportunity tracking, and providing analytical insights.

The Country Sales Manager will lead market entry and growth strategy across Spain and Portugal, driving sales and brand dominance. Responsibilities include end-to-end sales management, developing and executing commercial strategies, building relationships with veterinary professionals and retailers, and analyzing market potential.

Lead Data Scientist to own AI initiatives from discovery to delivery. Translate business problems into scalable AI solutions and lead multidisciplinary teams.

Full Stack Developer will design, develop, and maintain a web-based CAD platform using Python, C#, Node.js, MySQL, JavaScript, TypeScript, React, Next.js, CSS, and Tailwind CSS. Responsibilities include implementing algorithms, integrating Generative AI, and building interactive interfaces. Proven ability to solve complex geometric and algebraic challenges is required.

Power Electronics Design Engineer will design, develop, and qualify advanced power subsystems for spacecraft platforms. Responsibilities include schematic design, component selection, circuit simulation, and thermal/radiation analysis. Requires a Bachelor's or Master's degree in Electrical Engineering, Electronics, or related field and 3+ years of experience in power electronics design.

Provides administrative and operational support, ensuring tasks are handled with precision and efficiency. Requires administrative, scheduling, and office management skills, as well as customer service and communication skills. Must be detail-oriented, organized, and proficient in Microsoft Office Suite. Fluency in Spanish and English is required. Possession of a personal car is necessary.

The CMA CGM Group seeks an Intermodal Business Developer to drive customer acquisition, expand network reach, and achieve revenue growth targets. The role involves developing sales strategies, managing customer relationships, and analyzing market trends.

Experienced Business Development & Sales leader to define and execute commercial strategy across all products and services. Drive revenue growth, build scalable sales processes, and lead a team.

IAM Engineer will support application onboarding to platforms like Microsoft Entra ID and SailPoint. Responsibilities include analyzing integrations, collaborating with teams, documenting flows, and assisting with migration from legacy platforms. Requires 5+ years of IAM experience, knowledge of authentication, authorization, and identity lifecycle management, and familiarity with federation standards.

RateGain seeks a Sales Development Representative fluent in English and Spanish to generate new business opportunities. The SDR will conduct outbound prospecting, manage inbound leads, and qualify opportunities for the sales team.

Senior Technical Consultant to design, implement, and oversee core applications, APIs, microservices, and server environments. Requires strong Python, TypeScript, and RESTful API experience, along with a background in Computer Science or Mathematics.

Quantitative Risk Analyst needed for a major global energy company. 2-8 years of experience in quant risk, market risk, or pricing analytics required. Strong LNG or gas market knowledge and coding skills (Python preferred) are essential.

Lead accounting operations and set up new accounting functions in Bilbao for multiple European entities. Manage all accounting functions, ensure accurate financial reporting, and drive process improvements.

Process Engineer will provide technical support, drive continuous improvement initiatives, and optimize plant performance.

Impress is seeking an Accounts Receivable Specialist fluent in English and Italian. Responsibilities include monitoring accounts, investigating outstanding debts, contacting clients regarding overdue payments, processing payments and refunds, resolving billing issues, and reporting on collection activity.

BrainRocket seeks a Back End Developer with 5+ years of experience in Node.js and Nest.js for in-house platform development and API integrations. Requirements include strong JavaScript knowledge, experience with high-loaded databases (SQL or NoSQL), REST, GraphQL, and WebSockets, TDD principles, microservice architecture, and GIT. Intermediate English level is required.