frontend developer English-speaking jobs in León

Build the software foundation for robotics and AI systems. Develop core middleware (DDS), robotics frameworks (ROS 2, Vulcanexus), and contribute to European R&D projects.

Drive new business revenue in 4-6 international markets. Manage the full sales cycle, from lead generation to closing deals. Represent the FlyBy brand and consult with prospective students.

Senior Data Architect & Program Delivery Lead needed to bridge legacy enterprise data platforms (Informatica PowerCenter, Oracle) with modern AWS cloud architecture. Lead technical architecture discussions, drive program governance, and ensure delivery success in a large-scale, multi-team environment.

Leads compensation and benefits framework, ensuring market competitiveness, governance, and regulatory compliance. Manages compensation cycles, oversees executive and regulatory compensation, and partners with HR, Finance, Risk, and senior management.

Project Development Manager to lead and oversee permitting and development activities for PV, Wind Farm, and BESS projects in Spain.

AI-powered Digital Product Engineer will bridge product thinking and software engineering, turning business needs into working prototypes and MVPs. This role involves understanding customer needs, designing solutions, and collaborating with stakeholders.

Commissioning Engineering Specialist for power generation projects. Develops documentation, engineering inputs, and test procedures. Provides remote support to on-site teams. Requires a Bachelor's or Master's degree in a relevant engineering field and experience in power generation.

Growth-focused Engineer with 3+ years experience in HTML5, CSS3, JavaScript, and frameworks like Vue. Build landing pages, run A/B tests, and optimize user journeys to drive revenue.

The Process Data Analyst supports biosimilar development programs through advanced data evaluation, applying statistical methodologies to inform decision-making. Responsibilities include analyzing, interpreting, and visualizing data to identify process variables impacting yield and quality, using statistical tools to identify trends and patterns, and preparing reports for management.

Full-Stack Developer will translate business requirements into working products, identify and solve critical challenges, and work with architects, developers, and scrum masters. Responsibilities include implementing new designs, importing data through web services, and working with JavaScript, HTML, CSS3, and frameworks like AngularJS, React, and Vue.

Senior Software Engineer (Backend) to develop and deliver new products, improve existing ones, and mentor colleagues. Requires experience in developing complex systems, ideally using Python, and strong communication skills.

InnoIT seeks a Senior Full Stack Engineer with 5+ years of experience building distributed systems and complex applications. Expertise in Node.js (Fastify), secure API development, JavaScript, and TypeScript is required. Strong knowledge of software architecture, microservices, and CI/CD pipelines is essential.

Dynamic Sales Executive to acquire and manage group accounts for a new luxury hotel on the Costa del Sol. Develop and maintain relationships with agencies, companies, and international accounts. Previous experience in upscale hotel sales and strong communication skills are required.

Develop and fine-tune natural language processing (NLP) systems for French (Canadian) language. Automate workflows, contribute to innovative product features, and provide solutions to complex problems.

Lead Data Scientist will own and advance the architecture and delivery of AI-powered Search and discovery platforms. This role will define and execute the technical strategy for scalable, production-grade search systems, building and optimizing machine learning and information retrieval pipelines.

Customer Success Specialist to champion user experience across applications. Manage feedback channels, analyze trends, and collaborate with product and development teams to improve usability. Minimum 2 years of experience in customer success, community management, or QA with a UX focus required.

Paid Media Specialist will develop and optimize multi-channel campaigns (Programmatic, Social, Search) for US market projects. Requires 5+ years of hands-on experience, strong analytical skills, and proficiency in GA4, Looker Studio, and platforms like StackAdapt, Doceree, Meta, and Google Ads. Native/C2-level English required.

Develops and deploys state-of-the-art ML/AI models and imaging technologies for crop science research and development. Uses advanced analytical models, machine learning, and AI algorithms to deliver insights and solutions. Leads imaging-based projects, designs experiments, and communicates project milestones and insights.

This role partners with hotel Directors of Finance across the EAME region, providing objective evaluations, process improvement solutions, and guidance on internal control standards and compliance regulations. The Internal Auditor will execute Management Operation Reviews (MORs), identify risk areas, and contribute to the annual audit plan.

Experienced Sales Leader needed to drive revenue growth for telecom SI services. Responsibilities include managing strategic customer relationships, leading sales teams, and owning the end-to-end sales lifecycle. Requires deep regional customer connects, strong commercial acumen, and the ability to translate complex telecom SI capabilities into compelling customer value propositions.