frontend developer English-speaking jobs in León

Senior Machine Learning Engineer will design, build, and maintain machine learning pipelines and infrastructure for both conventional and GenAI models. Collaborate with data scientists to integrate machine learning models, including LLMs, into production systems. Develop and maintain data processing pipelines for structured and unstructured data.

Contract Administrator with German manages the full contract lifecycle, including renewals, amendments, pricing, and billing. Coordinates cross-functional approvals and ensures billing readiness. Requires 1-4 years of experience in contract, deal desk, or commercial operations within a SaaS environment.

Quality Systems Solutions & Implementation Consultant will assist in the implementation and configuration of quality solutions, collaborating with team members to define and address business requirements. Troubleshoot and resolve issues, ensuring smooth integration and continuous improvement of QMS systems. Requires 4-5 years of hands-on experience in Quality with a strong technical understanding of QMS platforms.

Lead a top-tier Incident Response team, providing technical leadership and operational oversight for the SOC's security stack (SIEM, EDR, DLP, NIDS). Coordinate daily operations, mentor analysts, and ensure effective incident management. 10+ years of SOC or cybersecurity experience with leadership responsibilities required. Deep expertise in SIEM, EDR, and SOAR technologies preferred.

Senior Performance Engineer needed for a leading renewable energy multinational. Manage data sources, analyze asset operation, and propose improvements to power plant generation. Requires a Bachelor's degree, 8+ years of energy industry experience, and advanced English and native Spanish proficiency.

Implement and execute PPC strategies across SEM and Paid Social channels. Manage and optimize campaigns in Google Ads, Facebook Business Manager, SA360, and Google Analytics. Analyze performance data to identify insights, improvement opportunities, and growth levers. Build and maintain reports and dashboards in Looker Studio. Collaborate with clients to understand their business needs and translate them into actionable PPC strategies. Continuously optimize campaigns using KPI-driven methodologies, budget management, and testing frameworks. Design and execute tests to improve performance and scalability. Apply AI for advanced data analysis and propose strategic and tactical optimizations.

Full-cycle SaaS sales professional sought to drive revenue growth in German or Dutch-speaking hotel markets.

Provides executive support, front-desk service, and event coordination. Manages calendars, coordinates travel, and handles confidential information. Requires experience in secretarial roles, event organization, and strong communication skills.

Regional Sales Representative needed to drive sales growth in Spain. This role requires 3+ years of sales experience, ideally in electro-mechanical components or high-value electronic connectors. The successful candidate will manage a multi-site territory, develop new accounts, and build strong customer relationships. Regular travel across Spain is required.

The Chief People Officer will lead the overall People strategy and HR operations, driving culture, talent, and organizational effectiveness. Responsibilities include defining and executing the People strategy, leading talent acquisition, driving performance management, and overseeing employee relations.

Senior Revenue Manager will maximize revenues, market share, and profitability for managed properties in partnership with General Hotel Managers. Responsibilities include strategic pricing, budgeting, forecasting, daily revenue management optimization, performance analysis, and communication with stakeholders. Requires 5+ years of experience as a Revenue Manager, a degree in a relevant field, fluency in English, and proficiency in revenue management systems.

Collector responsible for managing invoice collection, resolving customer issues, and ensuring timely payments. Requires 2+ years of experience in credit and collections, familiarity with financial regulations, and proficiency in financial management tools.

Senior Digital Architect to define and communicate technology vision for product-related business capabilities. Develop technology strategy and roadmap, ensuring adaptability to evolving needs. Design high-level solution architecture, incorporating sustainability principles.

Legal Administrative Assistant to support in-house lawyer with immigration and visa procedures for international clients. Responsibilities include assisting with residence permits, visas, NIE applications, and general administrative support. Requires background in law, legal studies, or public administration, fluency in Spanish and English, and strong organizational skills.

DevOps Engineer needed to orchestrate containerized environments using Terraform. Responsibilities include managing infrastructure as code, monitoring system performance, and implementing operational improvements. Requires deep Python knowledge, experience with CI/CD platforms, and expertise in cloud formation stacks.

Onboard and engage German-speaking companies in a dynamic Barcelona-based team focused on digital marketing ads. Develop high-performing PPC campaigns, promote Google Products, and drive product adoption while minimizing churn. Requires 2+ years of sales/marketing experience, C2 proficiency in German and English, and strong client relationship management skills.

Azure Machine Learning Engineer with 5+ years of experience designing, developing, and deploying AI models on Azure. Proficient in Python, PySpark, and ML frameworks (Scikit-learn, TensorFlow, PyTorch). Experience with Databricks, MLflow, and Azure Machine Learning. Solid understanding of data preprocessing, feature engineering, and model optimization.

Indra Space seeks a Cybersecurity Engineer to design software architectures using COTS and open-source components. The ideal candidate will analyze cybersecurity requirements, ensure compliance, and collaborate with cross-functional teams. Experience with SW COTS, preferably in the space domain, is required.

Supports the Spanish market across the full contract lifecycle and labor compliance activities. Manages contract creation, issuance, and storage, performs compliance checks, and coordinates with public administrations.

Senior Product Analyst to join a fast-growing B2B SaaS company. Partner with Product Managers to define and track product metrics, analyze user and customer behavior data, and build interactive dashboards. Translate data into actionable insights to guide product decisions. 3-5+ years of experience in product analytics or related roles required. Strong SQL skills and experience with Python and data visualization tools are essential.