frontend developer English-speaking jobs in León

Technical Application Engineer for Polyurethane Viscoelastic Foam (VEF) in Home Applications. Provide technical support, product validation, and customer service. Collaborate with sales and technical teams to develop new customers and achieve sales targets.

The Group Finance Director will partner with senior executives to shape financial frameworks and support strategic decisions for a global B2C subscription leader. This role requires over 10 years of experience in Commercial Finance, FP&A, and Strategic Finance, advanced modeling and analytical skills, and expertise in international matrix environments.

Provide customer service support to clients via phone and email, resolving requests, issues, and complaints. Fluency in English and German is required.

Leads the planning, establishment, and management of the company's after-sales system and team in Spain. Develops and implements local after-sales strategies and manages service networks. Ensures compliance with regulations and collaborates with cross-functional teams.

Experienced AdTech Manager needed to develop and deliver regional AdTech roadmap, manage digital tracking infrastructure, and partner with cross-functional teams to enhance AdTech capabilities.

Senior Product Manager will own the product lifecycle of real-time products, drive product adoption, and shape the product roadmap. Responsibilities include gathering user requirements, translating needs into features, and collaborating with cross-functional teams. Requires 4+ years of product management experience, 2+ years in SaaS B2B, and fluency in English.

The Director, Customer Service EMEA leads a multi-country team focused on order management and customer service. This role ensures operational excellence, customer satisfaction, and alignment with EMEA Commercial Operations' goals. The Director will oversee the end-to-end order lifecycle, process optimization, and strategic initiatives to enhance customer experience and operational efficiency.

Lead Engineer to design, develop, and maintain high-availability web applications for internal operations. Experience with Java, Kotlin, Spring Boot, and REST APIs required. Focus on building and maintaining microservice architecture. Collaborate with product managers and engineering managers to manage technical roadmaps. Mentor and guide a team of engineers.

Industrial Safety & Environmental Engineer to ensure regulatory compliance and safety culture within a growing energy company.

The B2B Marketing Specialist will build and scale marketing partnerships with ecommerce merchants in Spain and Portugal. This role designs and executes co-marketing campaigns, measures performance, and ensures consistent brand messaging.

AI Engineer will design, build, and deploy intelligent systems. Responsibilities include taking ownership of AI-driven products, translating business opportunities into AI solutions, and collaborating with stakeholders. Requires strong understanding of machine learning theory, hands-on experience building ML systems, and proficiency in Python.

The Field Technical Support (f/m/d) provides frontline technical support, resolving customer issues and driving customer satisfaction. This role involves troubleshooting, installation, validation, maintenance, and repair of Beckman Coulter equipment.

Artwork Technician needed to process artwork, ensure quality checks, and liaise with clients and CMOs. Requires proficiency in Adobe Illustrator and InDesign, excellent communication skills, and a detail-oriented approach.

Junior Financial Accountant will produce invoices, create master data in SAP, and handle daily business support requests. Must have 1-3 years of experience in financial accounting, fluency in English, and proficiency in MS Office Suite, especially Excel.

Electrician to perform electric routing and systems installations for Tiger MKIII prototypes. Requires over 5 years of experience in aeronautical helicopter production or maintenance, including experience with the Tiger helicopter.

Sales Director to define and execute the commercial strategy for Spain. Lead and develop the national sales organization, driving complex B2B sales cycles for SaaS and BPO solutions.

Electrical Engineer (PMC) for a steel making project. Oversee electrical engineering, review designs, coordinate with EPC/EPCM partners, and ensure project compliance.

Develops and implements business plans for clients, generates new business, and manages client relationships. Analyzes data, presents findings, and trains clients on tool performance. Requires 2-3 years of client management experience, consumer/retailer panel analysis, and fluency in English and Spanish.

Customer Success Manager for Monday.com business line. Manages customer lifecycle, builds strategic relationships, and drives revenue growth. Requires 4+ years of experience in customer success or account management, advanced Monday.com knowledge, and strong communication skills in Spanish and English.

This Short Term Trader role within ENGIE Global Energy Management & Sales focuses on optimizing energy assets in Spain and Portugal. Responsibilities include managing physical markets, defining bidding strategies, and coordinating production planning. The position requires a strong understanding of energy markets, financial principles, and data analysis.