react English-speaking jobs in Valladolid

Retail Store Supervisor to manage daily operations, sales, customer service, and team development. Must have retail leadership experience, excellent communication skills, and fluency in Spanish and English.

Senior Performance Engineer needed for a leading renewable energy multinational. Manage data sources, analyze asset operation, and propose improvements to power plant generation. Requires a Bachelor's degree, 8+ years of energy industry experience, and advanced English and native Spanish proficiency.

Administrative Assistant Intern to support operational and compliance-driven tasks for a client in the pharmaceutical industry. Must be detail-oriented, transparent, and reliable. Support includes digital tools, project management, email correspondence, and report preparation.

Booking Back-Office Assistant needed for a leading Spanish festivals operator. Requires a Bachelor's degree in a related field, expert Google Sheets/Excel skills, fluency in English, and strong communication and organizational skills.

Avincis seeks HEMS Captains for various locations in Fuerteventura. Must have EASA ATPL H/IR or CPL H/IR, 1,000 total flying hours, 500 hours as PIC in helicopters, 500 hours in HEMS operations, and 20+ hours VMC at night as PIC in helicopters. Must also possess a level 4 proficiency in Spanish and English and an EASA medical certificate – level 1.

Senior Data Operations Manager will own the end-to-end structure, governance, quality, and accessibility of go-to-market data across Marketing, Sales, Customer Success, and Support. This role requires strong data mastery, technical fluency, and business acumen to manage and evolve the data infrastructure that powers reporting and business insights. Responsibilities include data modeling, governance, documentation, metrics framework development, reporting and dashboard ownership, insights generation, data operations infrastructure improvement, and cross-functional business partnership.

Senior Protection & Control Manager leads the development and standardization of electrical protection systems for offshore wind projects. Responsibilities include defining protection philosophies, designing standardized engineering templates, and leading advanced protection studies. Requires 10+ years of experience in protection and control engineering, offshore wind projects, and IEC 61850 standards.

Full Stack Engineer with expertise in .NET, React, and Microsoft SQL Server needed for financial sector projects. Responsibilities include application development, financial domain knowledge, platform modernization, client portal development, and internal tool integration. Must have strong SQL Server skills, .NET/REST API development, React experience, and financial sector experience.

The Scientific Product Manager owns the strategy, roadmap, and delivery of scientific workspace products. Responsibilities include defining product requirements, aligning cross-functional teams, and driving successful adoption for scientists. Requires a Bachelor's or Master's degree in a scientific discipline plus 5+ years of relevant experience. Product management experience shipping software products is essential.

Manages the full claims lifecycle, ensuring timely and accurate resolution. Leads and coordinates the claims team, setting targets and implementing quality controls. Analyzes KPIs, monitors workload, and prepares reports for senior management. Designs and improves operational workflows, identifies automation opportunities, and coordinates with internal stakeholders.

The Guest Experience Assistant manages the entire guest journey, from pre-arrival to post-departure, ensuring a premium and attentive experience. This role involves resolving guest requests, coordinating with internal teams, and maintaining detailed property knowledge.

Provides 3rd and 4th line functional support for Microsoft Dynamics 365 F&O and CE, and the Annata A365 solution. Manages customer issues throughout the support lifecycle, including ticket triage, resolution, and communication. Handles incident, request, and change request tickets for partners and customers.

Software Engineer to support the development, operation, and maintenance of science archives at the European Space Astronomy Centre (ESAC). Responsibilities include database design, data archiving, system administration, and integration of data visualization tools. Requires a Master's degree, 4+ years of experience, proficiency in Java, JavaScript, web technologies, and relational databases.

EU Business School seeks a CRM & Marketing Operations Lead to lead the migration from HubSpot to Microsoft Dynamics 365. This role involves data mapping, system architecture, and building automated workflows for global email marketing campaigns. The ideal candidate has 3+ years of experience leading CRM migrations, proficiency in HubSpot and Microsoft Dynamics, and strong copywriting skills.

Billing & Admin Specialist will own internal billing operations, automate processes, and collaborate with external accounting support. Requires 3+ years of experience in administration, operations, or billing, with a strong understanding of billing processes and invoicing.

Go Developer needed for a remote, full-time/freelance/contract role. Develop and maintain backend services for a cloud-based SaaS platform in the automotive recycling industry. Requires 4+ years of backend development experience, with at least 3+ years in Go (Golang).

SAP Architect needed to define technology vision and strategy for product-related business capabilities. Develop and maintain a technology roadmap, ensuring alignment with business objectives and incorporating sustainability principles.

Freelance Guest Experience & Villa Manager needed for a high-capacity premium rural property in Baix Empordà. Manage reservations, guest communications, and property operations. Provide exceptional guest support and ensure a premium hospitality standard.

Senior Data Architect to lead the design and implementation of a Denodo Data Virtualization layer for a global banking institution. Responsibilities include managing the Denodo platform, integrating complex financial data sources, and ensuring compliance with banking regulations. Requires 8+ years of Data Architecture experience, 3+ years with Denodo, and fluency in Spanish.

Software Engineer for CRM Marketing Automation on Salesforce Marketing Cloud. Responsibilities include designing, developing, and maintaining backend systems and services for global platforms. Requires experience with Salesforce Marketing Cloud, backend development, APIs, databases, and cloud platforms.