react English-speaking jobs in Cantabria

Senior Optimization Engineer needed to architect and deploy advanced nonlinear optimization engines. Responsibilities include designing custom algorithms, translating multi-physics phenomena into optimization problems, and customizing solver behaviors. Requires PhD in a relevant field and deep knowledge of nonlinear optimization theory, programming languages (Julia, C++, Python), and large-scale solvers.

Lead engineering projects for plant modifications, improvements, and new equipment installations across manufacturing sites. Manage cross-functional teams, ensuring projects are completed on time, within budget, and in compliance with regulations.

Fluent Italian speaker with advanced English needed for a full-time customer experience role in Malaga. Must be customer-oriented and a team player.

The Collector will manage invoice collection, resolve customer issues, and ensure timely payments. Responsibilities include negotiating with customers, monitoring invoice collection, identifying late payments, and coordinating with internal departments.

Experienced Sales Representative needed to drive sales growth and manage key customer accounts for ophthalmic medical devices in Andalusia.

Data Engineer/Developer to design, develop, and maintain data solutions for energy trading operations. Responsibilities include developing Python tools, collaborating with traders, and deploying cloud-native applications on AWS. Requires expertise in Python, AWS, API integrations, and CI/CD.

Junior Energy Engineer will develop process and sustainability services, contributing to projects related to sustainable initiatives, energy audits, and assessments in industrial environments. Experience in environmental technologies, low carbon energies, and industrial projects is required.

Outdoor Sales Executive to drive new business development and manage client relationships within the air and ocean freight sector.

Experienced Sales Manager needed to drive B2B sales of electronic invoicing and digital solutions in the French market, focusing on the travel and hospitality sectors.

The Guest Experience & Concierge Manager designs, delivers, and enhances the guest journey, ensuring personalized, seamless, and luxury-driven experiences. Responsibilities include leading concierge services, managing guest satisfaction, and collaborating with departments to exceed guest expectations.

Lead and architect large-scale SAP S/4HANA transformations and SAP Business AI initiatives for global clients. Define enterprise SAP architecture roadmaps and drive AI strategy, use-case identification, and adoption.

Senior CCM & CXM Integration Architect needed for enterprise-grade customer communication solutions. Design, integrate, and support OpenText Exstream (SB & CN) architectures in complex, cloud-based environments.

Sales Representative to promote and sell properties in the Axarquía region, assisting international clients with buying and selling homes.

Experienced Accounting / Finance Consultant needed for on-site 2025 year-end closing in Marbella, Spain. Part-time role (2 days/week) after closing with potential to grow into full-time CFO.

Build and execute quote proposals for parts and billable services. Partner with commercial and fulfillment teams to understand availability, lead times, costs, and prices. Communicate with end-users and work to increase market capture and Key Account performance.

Iberostar Hotels & Resorts seeks a Teppanyaki Specialist to prepare and cook dishes, interact with diners, and maintain a clean and safe work environment. Experience in Teppanyaki service, excellent customer service skills, and knowledge of food safety are required.

Develops testbenches, writes test cases, and simulates, debugs, and analyzes functional coverage for IC and SoC validation. Utilizes tools from Cadence/Synopsys, scripting (Python/TCL), and expertise in SystemVerilog, UVM, and communication protocols. Requires 5+ years of experience and strong people management, communication, and collaboration skills.

Software Engineer needed for a modern, high-standard engineering environment. Design, implement, and maintain features using AI-first principles. Collaborate with the product team on system design and mentor peers. Bachelor's degree in Computer Science or related field required. Deep understanding of cloud infrastructure and a strong passion for coding are essential. Proven experience in designing future-proof infrastructure and handling big data on the cloud. Exceptional English communication skills are a must.

Infrastructure Automation Engineer to manage and evolve global backup and restore infrastructures for servers, databases, and NAS services. Automate operational processes, analyze logs, and improve monitoring and service quality.

International Purchasing Specialist will lead the implementation of a unified self-booking tool and travel policies across International 1. This role involves collaborating with stakeholders, supporting user adoption, and negotiating travel supplier agreements.