react English-speaking jobs in Valladolid

The Country & Local Coordinator for Clean Cities in Spain will develop and lead the campaign strategy for the country, working with local groups and the European core team to promote sustainable mobility solutions. The coordinator will build alliances, manage communication, and contribute to the campaign's overall goal of phasing out the internal combustion engine by the 2030s.

Researcher to join the SUNTEC area focused on sustainable solar conversion technologies. Will develop smart glazing technologies, design control systems, and validate energy efficient glazing elements. Requires a Master's degree in a relevant field and experience in nanostructured materials and photo-electrochemical devices.

Finance professional to lead financial planning, budgeting, and post-merger integration for a fast-growing technology group. Requires 5+ years of experience in FP&A, corporate finance, or similar roles with a focus on company integrations. Strong analytical and communication skills are essential.

MAKE seeks a Community & Social Media Manager to build and manage online communities and social media presence. Responsibilities include creating and managing content, engaging with creators, and analyzing social media performance. The ideal candidate has experience managing social channels, building online communities, and understanding creator trends.

Designs and implements resilient VMware-based infrastructure architectures across Europe and Latin America. Manages NetApp storage systems and implements observability stacks for monitoring and reliability improvements. Leads deployment and operations of Docker and Kubernetes clusters, automating containerized workloads. Contributes to hybrid and multi-cloud strategies, including GCP, Azure, and on-premise environments.

Manages projects from conception to production, ensuring delivery within budget, timeline, and quality standards. Develops and manages project plans, measures performance, and manages risks and dependencies. Communicates project status to stakeholders and manages project budgets.

Solution Architect to design technical solutions for industrial automation projects. Experience with DCS, PLC, SCADA, and Industry 4.0 concepts required. Fluent in English 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.

Drowsy seeks a Content & Social Director to build and lead a high-output content engine across Instagram, TikTok, and beyond. This role defines brand expression, develops content formats, and builds a team to produce high-quality content daily. The ideal candidate has experience growing social accounts, understands short-form video, and can balance brand-building with performance-driven content.

Lead international B2B SaaS sales for a leading ESG hotel certification platform. Secure €350k/year in sales within the European hotel industry. Manage an ARR target of €30k/month. Proven track record in international B2B SaaS sales with similar high-level metrics required.

Business Data Analyst will monitor regional KPIs, build dashboards, and analyze pricing and promotions to drive revenue optimization. Requires 3+ years of analytics experience, strong Excel and SQL skills, and Power BI proficiency.

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.

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.

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.

Senior Electrical Engineer to plan and design water treatment solutions for Data Centre projects. Experience in industrial projects, especially Oil & Gas, energy, or water treatment required. Knowledge of international standards (IEC, UL, NFPA) and CAD tools (AutoCAD Electrical, EPLAN P8) essential. Minimum English B2 level required.

Corporate Lawyer to draft, review, and manage commercial contracts (NDA, CPA, Supply & Distribution, etc.) in Spanish and English. Provides corporate secretarial support, manages insurance policies, and assists with compliance and ESG initiatives.

Security professional with SOC monitoring experience and German language skills needed for a 12-month freelance contract in Madrid. Responsibilities include monitoring security alerts, investigating incidents, and escalating threats.

Lead feature-level execution within an AI-driven Software Development Lifecycle (SDLC). Orchestrate agent workflows, refine prompts, and validate AI-generated outputs. Translate roadmap initiatives into feature requirements and own the domain backlog.

Cybersecurity Engineer L2 + Linux experience required. Conduct advanced threat analysis, investigate incidents, and develop security measures. Proficient in Linux systems administration, DFS, SIEM, and EDR tools. Strong analytical and communication skills needed.

Experienced National Sales Manager to lead and expand a surgical ophthalmology client's business across Spain and Portugal. Develop and execute sales strategy, lead a sales team, and drive revenue growth.