react English-speaking jobs in Valladolid

IT Service Specialist needed for exciting projects. Experience with Automic Automation or Control-M required. Responsibilities include designing workflows, processing service requests, and handling incident tickets. Must have strong Unix, Java, and shell scripting knowledge.

Senior Process Engineers will lead process design, optimization, and improvement initiatives for biomethane and biofertilizer plants. Responsibilities include process design documentation, control system development, and support for operations and procurement.

Senior Demand Generation Manager to own and scale B2B growth across Europe. Drive full-funnel strategy, leverage AI for optimization, lead field marketing events, and collaborate on paid media campaigns.

Lead quality and continuous improvement initiatives in a sorting center. Analyze operational performance, implement standardized processes, and drive root cause analysis. Train staff on SOPs, audit protocols, and problem-solving techniques.

Quality Engineer will lead the analysis and interpretation of quality performance indicators, participate in audits, and support the implementation of corrective and preventive actions. The role will also promote best practices, manage quality documentation, and coordinate the IATF audit process.

Key Account Manager will drive sales goals by promoting company products to healthcare institutions and key customers. Responsibilities include building relationships with stakeholders, implementing marketing strategies, and monitoring account performance.

Provide customer support via chat, phone, and email to Spanish-speaking customers. Resolve complex banking inquiries and complaints.

AI Engineer to design, build, and scale Generative AI solutions and intelligent agentic systems. Requires 3+ years of experience in Applied AI/Machine Learning, strong Software Engineering skills (Python preferred), and hands-on experience with GenAI applications, RAG pipelines, and agent-based systems.

Experienced sales professional to drive growth for ion exchange resins, membranes, specialty chemicals, and water treatment solutions in Spain and across Europe.

Key Account Manager for Engineering Services will drive business growth in the Buildings/Real Estate industry. Responsibilities include developing account plans, supporting tenders, coordinating marketing, and negotiating contracts. Requires a university degree, 10+ years of experience in Engineering/Architecture, 5+ years in Real Estate, and fluency in English, French, and Spanish.

Azure Data Engineer needed for a data transformation project building a cloud-based data platform. Design, build, and maintain ETL/ELT pipelines using Azure Data Factory and Databricks. Contribute to a centralized data warehouse and ensure data quality and governance.

Senior Ruby on Rails Engineer to join a growing SaaS company. Contribute to platform stability, build new functionality, and improve existing features. Work with Ruby, Rails, GraphQL, Vue.js, PostgreSQL, AWS, and Docker.

Senior Data Scientist to develop scalable data models, build predictive models and dashboards, and automate data workflows. Requires experience with Python or Go, SQL, and ETL pipelines.

Graduate Sales Executive to drive new customer acquisition and engagement for Revolut Business in the German market. Responsibilities include lead sourcing, pipeline management, customer relationship building, and product expertise. Fluency in English and German required.

Coordinate and supervise all hotel departments, ensuring optimal functioning and compliance with objectives and quality standards. Manage the hotel's budget, analyze market trends, and ensure customer satisfaction.

Senior Biostatistician Consultant will lead projects including ITC, Network Meta-Analysis, clinical trial data analysis, and Real World Evidence studies. Responsibilities include interacting with clients, identifying methodological solutions, leading project implementation, and providing management and technical support to team members. Requires an advanced degree in Statistics, Biostatistics, or Epidemiology, 4+ years of relevant experience, proficiency in R or SAS, and strong knowledge of statistical methods.

Experienced UVM / PCIe Verification Engineer needed for a 6-month contract. Develop and maintain UVM-based verification environments for complex digital designs, focusing on PCIe verification.

Demandware OMS/OCI Developer will design, develop, and maintain Order Management and Order Center Integrations within the Salesforce Commerce Cloud ecosystem. They will implement order workflows, integrate external systems, and ensure seamless order lifecycle execution. Must have strong knowledge of API integrations, JavaScript-based controllers, pipelines, and SFRA-based storefront logic.

Construction Manager needed to plan, coordinate, and supervise on-site construction activities. Must have 8-10 years of experience in construction supervision and project management.

ING Spain seeks an ESG Expert to shape and deliver the Sustainability Strategy across domains. Responsibilities include designing initiatives, embedding sustainability into culture and processes, and managing community investment and volunteering programs.