frontend developer English-speaking jobs in León

Senior Product Manager to lead strategy, development, and positioning of healthcare solutions. Analyzes market trends, defines product strategy, and collaborates with cross-functional teams. Develops commercial materials, supports sales, and represents the company at events. Requires a Bachelor's degree and 4-7 years of experience in healthcare or technical product, marketing, or commercial roles.

Quantitative Data Scientist to build production-grade analytics and data solutions for investment decision-making. Develop end-to-end solutions, dashboards, and statistical frameworks for portfolio performance analysis. Strong Python and SQL skills required, experience with C# or similar language preferred.

Customer Engagement Manager EMEA will develop customer-focused marketing programs, create customer-facing materials, and translate complex topics into clear communications. The role supports trade strategy, sustainability initiatives, and event execution.

Provides company secretarial support, drafts and reviews legal documentation, and oversees commercial books and statutory records. Collaborates with multidisciplinary teams and external advisors. Requires 4+ years of commercial law experience, a Spanish Law Degree, fluency in English and Spanish, and experience in an international environment.

The Sales Representative promotes and sells KARL STORZ's product portfolio to public and private hospitals and clinics. Responsibilities include account management, tender preparation, customer training, and sales cycle management. The ideal candidate has a degree in a related field, 1-2 years of sales experience, and strong communication and organizational skills.

Operations Manager for a global reinsurer. Manages cross-functional issues, vendor relationships, and business continuity planning. Conducts impact analyses, evaluates third-party resilience, and drives operational efficiency improvements. Requires insurance operations experience, risk governance knowledge, and process improvement expertise.

Transaction Leader needed for a market-leading Mergers and Acquisitions specialist. Provides support to the Corporate Finance Director and assists transaction teams throughout the deal process. Requires relevant corporate finance experience, successful transaction completions, and fluency in English and Spanish.

Full Stack Developer needed for international project. Experience with Node.js, React, TypeScript, PostgreSQL, REST APIs, GraphQL, gRPC, Jest, and Azure DevOps required. High level of English required.

The Asset Integrity Project Engineer manages and delivers engineering projects, ensuring adherence to scope, schedule, budget, and quality. The role involves project planning, communication, quality control, reporting, and technical support. Requires a degree in Engineering, 3+ years of energy sector experience, and proficiency in English.

Process Engineering Intern will analyze and optimize cleaning and curing strategies for 3D printed parts. This role involves performing post-processing operations, documenting procedures, and assisting in developing new methods.

The UAS Navigation Lead will design and integrate resilient, GNSS-denied navigation systems for Uncrewed Aerial Systems. Responsibilities include leading the development of navigation algorithms, defining IV&V strategies, and ensuring system safety and compliance with certification standards.

The Logistics Trainee will support the Global Logistics team in logistics processes and the WMS/TMS implementation project. Responsibilities include process documentation, flow mapping, data analysis, and testing.

Business Developer IT to identify new business opportunities, manage consultant teams, and handle client tenders and proposals. Requires 1-3 years of experience in a similar role and strong relationship-building and negotiation skills.

Lead the transformation of the Quality Assurance function at Ink Innovation, architecting a fully AI-driven, automated quality engineering organization. Eliminate manual testing and embed intelligent quality from code commit to production deployment. Own the quality bar across the entire engineering organization.

Junior Deployment & Support Technician needed for Data Software team in Madrid. Provides software deployment and Level 2 technical support for DataGeneration applications. Requires a degree in a related field, 6+ months of programming experience, and knowledge of VB.NET, C#, C++, and databases. Experience in Telco environments is a plus.

Growth Operations Manager will build and manage the end-to-end growth engine, including affiliates, CRO, lifecycle, analytics, and operations. Responsibilities include defining the revenue funnel, owning pipeline hygiene, and maintaining GTM reporting.

Technical Consultant will implement and support Intralinks solutions, requiring knowledge of various technologies and API-based services. Responsibilities include gathering requirements, scoping projects, and troubleshooting issues.

SAP BTP Developer needed for innovative projects. Develop applications on SAP BTP, design extensions for SAP S/4HANA, and participate in backend development using ABAP. Experience with CAP, Cloud Foundry, Kyma, integrations, and SAP HANA Cloud required.

Manage daily operations for a fast-growing viral music marketing agency. Coordinate 50+ monthly shoots, manage 150+ clients, and oversee a 10-person team.

The Sales Engineer will drive technical sales, provide customer support, and manage accounts in the aerospace, defense, and space sectors. This role requires a strong engineering background, excellent communication skills, and experience in technical sales.