frontend developer English-speaking jobs in León

Technip Energies seeks a Quality Engineer to support document control, implement quality processes, and collaborate on documentation, audits, and quality control. Requires a bachelor's degree in Engineering and a master's degree in Quality Management, plus one year of experience as a Quality Engineer, preferably in the Oil & Gas industry. Fluency in English (C1 level) is required.

Office & Management Support will ensure the smooth operation of the company's office. Responsibilities include managing maintenance, suppliers, materials, and administrative tasks. The role also involves coordinating events, managing visitor access, and providing administrative support to the management team.

This Systems Engineer role focuses on owning and optimizing the global cloud infrastructure for N26. Responsibilities include system lifecycle management, automation, AI infrastructure provisioning, monitoring, and troubleshooting. The ideal candidate will have experience with AWS services, IaC, containerization, and DevOps practices.

The Planning Sr Manager develops and implements demand and supply plans for all EU channels. This role guides planners, ensures cross-functional alignment, and participates in key meetings to achieve company goals. The individual will also analyze data, track KPIs, and improve forecast accuracy.

Senior R&D Scientist or Engineer to develop next-generation sensing, optoelectronic, and AI-enabled technologies. PhD in Physics, Optics, Electronics, or Telecommunications Engineering required. Expertise in sensors, photonics, electronics, and signal processing. Experience with in vitro diagnostics (IVD) or regulated environments is valued.

Import & Export Specialist will manage customs clearance, transportation, and warehouse operations for a smart factory. Requires 3+ years of experience in logistics, customs, and warehouse operations, knowledge of EU and Spanish customs regulations, and proficiency in SAP and MS Office.

AX Partners seeks a Lawyer to provide legal support for real estate investments. Responsibilities include due diligence, contract negotiation, legal oversight of investment vehicles, and asset management.

Sales Advisor needed for residential developments in Fuengirola-Mijas. Manage the full sales cycle, conduct property presentations, and provide excellent customer service. Proven sales experience, strong negotiation skills, and fluency in Spanish and English are required.

Retail Client Advisor for high-end furniture and interior design brand. Provides client advice, sales support, and maintains store standards. Experience in a high-end showroom is preferred.

Motion Graphics Designer Intern will create short-form video ads, animations, and kinetic typography for Meta, TikTok, and Snap. Responsibilities include using AI tools for creative generation, collaborating with the UA team on testing frameworks, and iterating based on performance data.

Computational Biologist to develop bioinformatics and systems biology pipelines for microbiome data integration. Analyze metagenomics and single-cell RNA sequencing data to understand human-microbiome interactions in reproductive health.

Drafter to support technical development and documentation of a US cultural project. Requires expertise in AutoCAD and BIM, experience with museum or exhibition projects, and strong English language skills.

Senior Consultant needed for Health Economics & HTA projects. Lead analyst role requiring experience with CEM, BIMs, cost-calculator etc., and HTA submissions. Strong project management and leadership skills essential.

Cell Mechanical Design Engineer oversees mechanical activities for battery cell development, including testing, modeling, and validation. Responsibilities include designing cell samples, ensuring manufacturability, and collaborating with engineers to mitigate system-related impacts. Requires 3 years of experience in the battery industry, a Bachelor's or Master's degree in engineering or Material Science, and proficiency in SolidWorks or equivalent software.

Head Chef to lead gastronomic operations for a new Italian premium/fine dining restaurant and other F&B outlets within a hotel. Responsibilities include menu development, kitchen management, staff supervision, and ensuring food quality and safety. Requires previous experience as Head Chef in a premium/fine dining setting and a deep knowledge of Italian cuisine.

Lead a team of mechanical engineers in Spain, managing the design and development of ruggedized electronic systems. Coordinate with international teams to ensure seamless integration. Manage the Bill of Materials and ensure compliance with technical specifications and MIL-STD-810 standards. Supervise prototype assembly and integration, and define verification plans. Expert knowledge of SolidWorks and thermal management in sealed enclosures is required.

Experienced waiters/front of house staff needed for a high-end Asian restaurant on Marbella's Golden Mile. Fluent English required, Spanish is a plus. Must be confident, friendly, and comfortable working with a high-end clientele.

Industrial Engineer to develop design and manufacturing structures, analyze technical issues, and design tooling. Experience in tolerances, surface finishes, welding specifications, and 3D CAD design tools is valued.

Design Engineer needed for automated warehouse systems. Responsibilities include calculations, 2D/3D design using SolidWorks, documentation, risk analysis, and product/manufacturing plan design. Requires a Mechanical Engineering degree or equivalent, 3+ years of experience, proficiency in SolidWorks and AutoCAD, and fluency in English.

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 legal file management. Requires background in law, legal studies, or public administration, fluency in Spanish and English, and strong organizational skills.