frontend developer English-speaking jobs in León

Develop and manage a portfolio of hotels in Italy, maximizing private sales revenue. Identify, negotiate with, and maintain relationships with hotels. Analyze market trends, competitor practices, and KPIs to optimize sales strategies.

Market Operations Analyst to support Equiduct's US market expansion. Responsibilities include monitoring trading activity, operating market systems, client support, and market communications. Requires experience in US markets, proficiency in Excel, and fluency in English.

IE University's School of Science and Technology seeks a tenure-track Research Professor in Computer Architecture and Systems. The successful candidate will establish a world-class research program and teach undergraduate and graduate courses. Priority research areas include advanced processor architectures, hardware-software co-design, emerging memory systems, energy-efficient computing, and security-aware hardware design.

As a 3D Visualiser, you will create photorealistic renderings, animations, and flythroughs of commercial interior projects. You will translate design concepts into compelling visuals for RFPs, presentations, and client communication.

Provides critical support across invoicing, vendor management, financial reporting, HR administration, and operational coordination. Ensures accurate financial transactions, maintains compliant documentation, and coordinates with external partners.

Integrity360 seeks a Sales Executive to develop and execute business plans, identify and cultivate new prospects, and manage the sales process. The ideal candidate will have experience selling security solutions, threat intelligence platforms, and managed services, with a proven track record of exceeding sales targets. Strong communication, presentation, and negotiation skills are essential.

Finance-driven professional to join PPG's Global Finance Transformation team. Maintain and review key Finance Master Data, support the design and governance of the CIM, and ensure data consistency across regions and business units. Bachelor's degree in Finance, Accounting, Economics, or Business Administration required.

Design, implement, and deploy deep reinforcement learning algorithms for industrial robots. Optimize training pipelines and productionize algorithms in PyTorch. Collaborate with leadership to align technology with business goals.

Allfunds seeks a Fullstack Developer trainee with knowledge of modern JavaScript (ES6+), React.js, Node.js, Express.js, and REST APIs. Responsibilities include frontend development with React.js, backend development with Node.js, testing, and collaboration on projects.

In-house lawyer for a multinational chemical company. Provides legal support to Spanish subsidiaries, drafts legal documents, and collaborates with internal stakeholders. Requires a Master's degree in Law, 4-5 years of experience, and fluency in English.

Project Manager needed for a multinational company specializing in railway electronics manufacturing. Manage multiple technical projects, ensuring on-time, on-budget delivery. Strong English and French required.

Extraordinary seeks a Partnerships & Business Development Intern to help grow and manage partner relationships. The role involves identifying and reaching out to potential partners, building relationships, and supporting event execution.

Develop and maintain APIs using ASP.NET Core hosted on Azure. Write and maintain automated unit and integration tests. Implement and manage monitoring and alerting solutions on Azure. Collaborate with cross-functional teams in an Agile framework.

Experienced Bar Manager needed for COYA Ibiza. Minimum 3 years' experience in a luxury hospitality venue. Strong knowledge of cocktails, spirits, wines, and bar operations. Proven ability to lead and develop a bar team. Excellent guest service and organizational skills. Fluency in English, Spanish desirable.

Experienced Debt Collection and Claim Recovery Specialist sought for UK and German cases. Investigate, negotiate, and recover international trade receivables.

Experienced Sales Manager to lead and manage a real estate team in Marbella. Minimum 5 years of proven experience in real estate sales management, specifically in the Marbella market. Fluent English required, Spanish is advantageous.

Giesecke+Devrient seeks a Product Owner to define product requirements, represent users, and ensure successful delivery. Requires a Computer Engineering degree, 2+ years in a similar role, and 2+ years as a software developer. Strong communication, problem-solving, and Agile development experience are essential.

Business Development Director to lead sales and revenue growth in South East Europe. Experience selling software or enterprise technology to insurance companies required. Fluency in English and Spanish essential.

Designs, develops, and deploys analytical solutions using SQL, Python, and Power BI to transform data into actionable insights. Builds scalable data models, creates visualizations, and collaborates with stakeholders to deliver data intelligence solutions. Requires 5+ years of experience in a similar role, advanced SQL skills, Python proficiency, and experience with dashboarding software.

Your missionSimur has crafted a solution that provides citizens and companies around the world with a digital identity. This allows them to securely store their documents and personal information, which they can then use to prove their identity and information digitally at any time.