backend developer English-speaking jobs in Extremadura

Operations Research Engineer will design and implement optimization algorithms for route planning, inventory management, and supply chain scheduling in the animal feed sector.

As a Business Development Representative, you will be responsible for 100% outbound prospecting, including cold emailing, LinkedIn outreach, and cold calling to generate qualified meetings with marketing, creative, and ecommerce leads. You will work directly with the CEO to learn B2B sales and develop your prospecting skills.

Part-time, remote Creative Graphic Designer needed for educational content. Responsibilities include designing visual learning materials and collaborating with the team to refine visual content. Strong visual communication, storytelling, and design skills required. Proficiency with graphic design tools and experience with educational content is a plus.

AX Partners seeks a Lawyer to provide legal support for real estate investments. Responsibilities include due diligence, transaction documentation review, legal oversight of investment vehicles, and asset management.

Leads AI projects, defining functional and technical requirements, managing timelines, and ensuring project success. Requires a Master's degree in Software or AI/Data Engineering, strong leadership and communication skills, and a passion for problem-solving.

The CMMS Senior Engineer will implement and support CMMS across OW projects, ensuring consistent use and integration with ERP and asset management platforms. This role involves system configuration, user support, continuous improvement initiatives, and data analysis to optimize O&M activities.

Warehouse Manager to oversee logistics and procurement operations for a multinational industrial company. Responsibilities include supervising staff, managing warehouse activities, inventory control, purchasing order management, and ensuring compliance with safety regulations.

Senior Account Executive to manage and develop key client accounts. Collaborate on strategic and creative projects, prepare communication materials, and manage client relationships. Requires native or bilingual English, a related degree, and over four years of agency experience.

Clinical Research Coordinator to support a clinical research site in Toledo. Part-time (20-24 hours/week) until September 30, 2026. Responsibilities include study documentation, patient support, data management, and communication. Bachelor's degree in life sciences or equivalent experience required.

Senior/Lead Game Artist to create concepts and final assets for a high-energy casual mobile game. Responsibilities include market research, cross-team collaboration, and hands-on art creation. Requires strong 2D and 3D production skills, Unity experience, and a proven portfolio.

As a Commercial and Technical Advisor, you will accelerate Rockpanel growth in Spain through technical and commercial support to the local operating company. You will act as a liaison between Rockpanel and Rockwool Spain, ensuring alignment with stakeholders across sales, technical services, marketing, and application & development. You will translate local market needs into fit-for-purpose solutions, optimize specifications, and drive project success.

Lead Product (Curriculum & Features) to own the evolution of C360, a learning platform for K-12 education. Shape curriculum structure, learning progressions, and teacher workflows to improve student outcomes. Translate standards into learning units and define assessment strategies. Collaborate with cross-functional teams to build and iterate on product features.

Senior Cloud Security Operations Engineer will drive detection, hardening, incident analysis, and response across cloud, CI/CD, and on-prem environments. Responsibilities include building security tooling, implementing hardening strategies, monitoring alerts, and collaborating with IT and Engineering. Requires extensive experience in Cloud Security / SecOps, AWS / Azure, Terraform, Kubernetes, and modern cyberattack techniques.

Tangent is partnering with a B2B SaaS innovator to find a Sales Development Representative in Barcelona. You will identify and research potential clients, initiate conversations, qualify leads, and schedule meetings for senior sales colleagues.

Leads IT infrastructure and application support teams in a hybrid environment. Manages live services, incident response, and operational discipline. Requires experience in IT infrastructure operations, leadership, and ITIL.

Mechanical Design Engineer to contribute to the design and development of mechanical systems, from concept to validation.

Test Engineer to design, execute, and standardize laser-induced dazzling and damage testing of space image sensors. Responsibilities include experimental setup development, test execution, and documentation. Requires MSc/PhD in EE/Physics/Optoelectronics and 5+ years in image sensor test & validation. Hands-on experience with laser-based experimental setups, imaging sensors, and software development is essential.

Office Assistant needed for a fast-growing digital company. Manage administrative tasks, provide reception support, coordinate events, and assist with vehicle administration. Requires excellent communication, a valid driving license (B), and proficiency in Spanish and English.

Psychologist specializing in Autism Spectrum Disorder (ASD) needed for a multidisciplinary team. Assess, diagnose, and support students with ASD and other neurodevelopmental needs. Design and implement individual intervention plans. Collaborate with teachers, families, and the school staff. Bachelor's or Master's degree in Psychology with specialization in ASD required. Fluency in English and Spanish required.

Develop and integrate AI and Computer Vision algorithms in robotic systems. Implement 3D perception models and process sensor data for pattern detection.