react English-speaking jobs in Valladolid

Senior Frontend Developer will lead the technical design, architecture, and implementation of frontend features using React, Next.js, and modern JavaScript/TypeScript. Collaborate with product managers, designers, and backend engineers to deliver high-quality user experiences. Drive continuous improvements in development processes, testing, and deployment.

Senior SAP Project Manager to lead large-scale SAP S/4HANA initiatives in a multi-ERP environment. Focus on end-to-end project execution, stakeholder alignment, and cross-functional collaboration.

International payroll professional manages US payroll internally and European payroll processes externally. Ensures accurate, compliant, and timely payroll across multiple countries.

Technical Lead will shape the architecture and development of Kabilio's Accounting platform. Responsibilities include leading design decisions, mentoring engineers, and writing code across the stack. Requires 5+ years of software development experience, 1-2 years of technical leadership, and proficiency in TypeScript, JavaScript, Node.js, React, and PostgreSQL.

Contract Administrator with German manages the full contract lifecycle, including renewals, amendments, pricing, and billing. Coordinates cross-functional approvals and ensures billing readiness. Requires 1-4 years of experience in contract, deal desk, or commercial operations within a SaaS environment.

Support the implementation and monitoring of HSE procedures and programs. Assist in conducting workplace inspections, risk assessments, and incident investigations. Collaborate on HSE documentation, reports, and KPIs.

Develops dealer network strategy, analyzes competitor networks, and evaluates dealer business plans. Supervises corporate identity execution and updates dealer operation guidelines. Conducts dealer performance evaluations and establishes incentive policies.

DevOps Engineer needed to orchestrate containerized environments using Terraform. Responsibilities include managing infrastructure as code, monitoring system performance, and implementing operational improvements. Requires deep Python knowledge, experience with CI/CD platforms, and expertise in cloud formation stacks.

Office Coordinator needed for architecture and design studio in Barcelona. Responsibilities include managing office operations, invoicing, administrative support, data analysis, and assisting Senior Management. Requires 3 years of experience, fluency in Spanish and English, and intermediate Excel skills.

Central Finance and Reporting Lead to support global SAP finance transformation projects. Focus on delivering solutions across Central Finance and Group Reporting while working with finance stakeholders and technical teams. Drive enhancements and complex changes within the SAP ERP environment as part of the transition from ECC to S/4HANA.

Azure Machine Learning Engineer with 5+ years of experience designing, developing, and deploying AI models on Azure. Proficient in Python, PySpark, and ML frameworks (Scikit-learn, TensorFlow, PyTorch). Experience with Databricks, MLflow, and Azure Machine Learning. Solid understanding of data preprocessing, feature engineering, and model optimization.

Partner Support Representative will provide SEO optimization recommendations, conduct content audits, and assess HP brand visibility on partner websites. They will also identify optimization gaps, share content best practices, and support partner onboarding.

Fractional Product Manager needed for a leading international digital product company. Own product discovery and delivery, translate business needs into product requirements, and collaborate with engineering teams. 6+ years of experience as a Product Manager in digital products required. Solid technical understanding and proven ability to connect product decisions with business impact.

Leads content creation and communication program development and execution, ensuring alignment with the organization's brand and strategy. Produces engaging content for various platforms and manages internal and external communication channels.

Digital Marketing Intern to support the Growth Team in developing Aimsun markets. Will produce content, assist with digital campaigns, and conduct contact research. Must have a Marketing, Digital Design, or related degree and proficiency in Microsoft Office, web editing tools, and CRM systems.

The IB Diploma Programme Coordinator will lead the implementation and development of the IB Diploma Programme at SIS Madrid. Responsibilities include curriculum coordination, IB documentation, and academic leadership of the DP teaching team.

QA Automation Engineer needed for international team. Develop and execute automated test scripts, maintain test frameworks, and create bug reports. Requires 2-3 years of experience in test automation, strong programming skills (JavaScript, Python, or Java), and experience with tools like Tosca, Cypress, Ranorex, REST Assured, Postman, and JIRA. ISTQB CT-AE certification is a plus. B2 English proficiency and 3 days/week on-site presence in Valencia required.

QA Technician to ensure R&D activities comply with internal SOPs, GMP, and EMEA/FDA legislation. Responsibilities include reviewing and approving documents, performing audits, and collaborating with QA-R&D on client audits and Health Authority inspections. Requires a degree in Health Sciences, fluency in Spanish and English, and 2+ years of Quality Assurance experience.

Collector responsible for managing invoice collection, resolving customer issues, and ensuring timely payments. Requires 2+ years of experience in credit and collections, familiarity with financial regulations, and proficiency in financial management tools.

Senior Accountant provides accounting, reporting, and client/supplier management support. Responsibilities include posting invoices, managing client and supplier accounts, financial reporting, payment forecasting, and reviewing due dates. Requires 3+ years of accounting experience, a bachelor's degree in a related field, and fluency in English, Spanish, and Catalan.