react English-speaking jobs in Valladolid

As a Tracking & Integration Specialist, you will implement, test, and maintain affiliate tracking integrations across various platforms. You will work with our in-house tracking solution, ensuring accurate and GDPR-compliant tracking for advertisers and partners.

Value Improvement Engineer to support project leaders and teams in identifying and implementing cost and schedule reduction alternatives. Develops cost reduction proposals, facilitates workshops, and analyzes industry norms and client standards. Requires a degree in engineering, 10-15 years of experience in petrochemical, refinery, chemical, or power generation projects, and strong communication and problem-solving skills.

Platform Onboarding Consultant supports technical pre-sales activities, including RFI/RFP responses, demos, pilots, and onboarding. Coordinates with internal teams and customer stakeholders to ensure technical readiness and consistency. Requires up to 5 years of experience in technical roles and strong communication and problem-solving skills.

Lead wind energy projects from construction to operations and maintenance, managing scope, schedules, budgets, and stakeholder relationships.

Experienced sales manager needed to develop and convert business opportunities in the European market. Five+ years of sales management experience in the Retail or Horeca sector required. Fluent in French and English.

Crazy Pizza seeks talented chefs for its 2026 summer season. Positions include Chef de Partie, Pizza Chef, and Sous Chef. Previous restaurant experience, culinary skills, and a passion for high-quality food preparation are required.

Process Engineer will provide technical support, drive continuous improvement initiatives, and optimize plant performance. Requires a Bachelor's degree in a relevant field, 3+ years of experience, Lean Manufacturing knowledge, and fluency in Spanish and English.

Senior Java Backend Developer with 5+ years of experience in the airline/travel domain. Expertise in Java, cloud native technologies (Docker, Kubernetes), and Agile methodologies (Scrum).

Green Home Finance seeks a Loan Portfolio Senior Manager to manage the performance, monitoring, and optimization of solar loan portfolios. Responsibilities include end-to-end portfolio management, risk and profitability KPI monitoring, and reporting for funding partners.

Project Development Manager to lead and oversee permitting activities for PV, Wind Farm, and BESS greenfield projects in Spain. Oversee the full development lifecycle, from greenfield to ready-to-build status. Coordinate project development phases, ensuring timelines, quality, and compliance. Manage permit documentation, liaise with authorities and stakeholders, and lead negotiations for development agreements.

iOS Engineer to design, implement, and maintain the italki mobile application. Requires 4+ years of experience with iOS frameworks, C/C++, Objective-C, and Swift.

The Director of Sales, Distribution – EMEA will drive growth through strategic channel development, lead a team, and build partnerships with distributors. Responsibilities include managing a network of distributors, defining sales objectives, and collaborating with product and marketing teams. The ideal candidate will have proven sales leadership experience in industrial technology or software, strong channel management knowledge, and excellent communication and negotiation skills.

Production Supervisor needed to ensure compliance with production plans, optimize team organization, and manage material resources. Responsibilities include scheduling, directing, and controlling production activities, leading team development, and analyzing production indicators. Requires technical training, 5+ years of experience, and knowledge of aeronautical assemblies.

GBSB Global Business School seeks a dynamic professional to coordinate corporate engagement, alumni relations, and teaching. The role involves building partnerships, managing alumni communications, organizing events, and teaching business subjects.

Associate Software Developer needed to join Development Services team. Design, write, and test solutions using Java, Groovy, React, and JavaScript. Collaborate with team members on complex problem solving and code quality.

Junior Analyst to lead rating assignments for financial institutions (banks, asset managers). Requires strong communication, financial markets knowledge, and proficiency in Excel.

3P Biovian's Navarra site seeks a Manufacturing Specialist to provide strategic development oversight and technical input in Scale Up and Manufacturing (USP and DSP). The candidate will contribute to manufacturing processes, tech transfer, and routine laboratory activities. Experience in upstream and/or downstream manufacturing processes in a GMP environment is required. Fluency in Spanish is required, English fluency is a plus.

Technip Energies seeks a Quality Engineer to support document control, implement quality processes, and collaborate on documentation, audits, and quality control. Requires a bachelor's degree in Engineering and a master's degree in Quality Management, plus one year of experience as a Quality Engineer, preferably in the Oil & Gas industry. Fluency in English (C1 level) is required.

The Assistant Front Office Manager oversees daily front desk and guest services operations, ensuring high service standards. Responsibilities include supervising the front desk team, resolving guest concerns, managing check-ins and check-outs, and assisting with operational efficiency.

Develop and maintain the front-end of a new software platform, designing a component-oriented solution for web and mobile access. Collaborate with stakeholders, UX/UI designers, and the test team to implement robust testing within an agile framework.