frontend developer English-speaking jobs in León

Senior Modern Workplace Engineer will design, improve, and maintain the modern workplace architecture across Microsoft 365, Entra ID, and Intune. Responsibilities include identity and access management, endpoint and device management, Microsoft 365 administration, collaboration, and continuous improvement.

This fixed-term contract role seeks a driven Sales Development Representative to identify, onboard, and grow high-potential sellers on TikTok Shop. Responsibilities include prospecting, qualifying, and onboarding sellers, collaborating with cross-functional teams, and exceeding acquisition and GMV growth targets. Proven B2B sales experience, exceptional communication skills in English and Spanish, and a commitment to a 6-12 month contract are required.

Embedded Software Engineer to develop C/C++ software for high-performance embedded environments. Implement concurrent programming, process optimization, and resource control. Integrate, debug, and test systems based on microcontrollers.

Office Manager to support day-to-day operations of an international office. Responsibilities include managing office facilities, coordinating meetings and events, providing administrative support to HR and Finance, and ensuring compliance with policies.

Site Technician to support daily operations of a data center in Madrid. Responsibilities include preventative maintenance, monitoring systems, supporting customer deployments, and responding to technical issues. Requires experience in critical environments, technical knowledge of mechanical/electrical systems and IT connectivity, and strong problem-solving skills.

Software Automation Engineer provides technical support for vision and automation systems, troubleshooting and repairing systems for serialization and packaging projects in the pharmaceutical industry.

Lead marketing efforts for innovative wellness products, developing and executing multi-channel campaigns. Create bilingual content and analyze campaign performance to optimize ROI. Collaborate with founders to boost brand visibility and scale presence in a global market.

As a Product Specialist, you will ensure the smooth operation, continuous improvement, and value delivery of live IT products. You will support the Product Owner in backlog management, prioritization, and stakeholder communication. You will also identify opportunities for product optimization and ensure alignment with business needs.

Velto Renewables seeks an ESG & Communication Coordinator to develop and implement sustainability strategy, focusing on decarbonization, environmental stewardship, and governance. The role will lead ESG initiatives, coordinate internal compliance activities, and manage external consultants. Strong communication, analytical, and project management skills are required.

Build and execute quote proposals for parts and billable services. Partner with commercial and fulfillment teams to understand availability, lead times, costs, and prices. Communicate with end-users and work to increase market capture and Key Account performance.

Software Development Intern will participate in the digitalization and automation of business processes across departments. Responsibilities include designing, developing, and testing technological solutions, documenting processes, and presenting results.

Cost Control Engineer responsible for preparing budgets, tracking costs, and preparing reports. Supports project managers and accounting. Develops project timelines, schedules, and risk mitigation strategies. Requires a Bachelor's degree in Engineering and 2-3 years of experience. Advanced Excel skills are essential.

Experienced General Manager to lead high-volume, premium dining operations. Strong leadership, financial acumen, and guest experience focus required. Proven success in a similar role within a high-end restaurant concept.

Experienced Branch Manager with a technical background needed to lead a calibration laboratory near Barcelona. Responsibilities include managing P&L, leading teams, ensuring customer satisfaction, and driving operational efficiency. Requires proven experience in profit and loss management, customer service, and laboratory operations.

Consolidation Specialist to join the Finance team in Madrid. Prepare and execute financial consolidation for group entities in Colombia, Peru, and Spain. Coordinate, review, and validate financial information, perform intercompany eliminations, and prepare reports for UK Head Office.

Full Stack Node.js/MongoDB Engineer to develop and maintain web applications integrating AI solutions for financial institutions. Requires proficiency in Node.js, MongoDB, AI/ML models, and front-end frameworks.

German-speaking Sales Agent needed for a full-time, on-site position in Madrid. Focus on B2C outbound sales, player acquisition, and engagement. Requires native German, good English, and previous B2C sales experience.

Develops, maintains, and optimizes quotation tools for the solar tracking business. Collaborates with regional pre-sales teams to gather requirements and implement tool updates. Provides training and support to ensure tool proficiency across all departments. Analyzes tool usage data to identify areas for improvement and provide recommendations for process optimization.

Software Engineer specializing in Python backend development for scalable services on Google Cloud Platform (GCP). Responsibilities include API and microservice development, message brokering, CI/CD pipeline implementation, containerization, cloud management, observability, and security.

Provides first/second level desktop support, troubleshooting hardware, software, and application issues. Installs, upgrades, and supports Windows operating systems, Microsoft Office, and other authorized applications. Requires 2-3 years of IT experience, including Windows 7-10, Active Directory, and MS Office 365.