frontend developer English-speaking jobs in León

Are you passionate about building scalable, efficient data processing solutions? We are seeking a skilled Python Developer to join our team and help design, develop, and maintain robust data pipelines using AWS Serverless technologies. This is your opportunity to work with cutting-edge cloud solutions and make a real impact on how we process and analyze large volumes of data.

III) Location: Europe Contract Type: Project-Based/Consultancy Application Deadline: Rolling Applications About the Opportunity: We are creating a pool of Lifelong Learning, including upskilling and reskilling experts for European Training Foundation (ETF) projects in Europe. Experts in this pool will be contacted for specific assignments as they arise.

LONGi Solar is one of the world's largest solar technology companies, ranking first in global module shipments since 2020. With more than 60,000 employees, 30+ locations and 30 manufacturing sites globally, LONGi has broken the photovoltaic (PV) cell conversion efficiency record 16 times in a row since 2021.

We are looking for a Customer Assurance Support Specialist to join our team in León. If you are passionate about technology, thrive in high-demand environments, and enjoy working collaboratively while maintaining direct contact with clients, we'd love to hear from you.

ABOUT THE ROLE 🚀Ready to take on data challenges at a scale few companies can match? Join a team that processes billions of events every day, transforming raw information into insights that power smarter decisions across the organization. If you love big challenges, thrive in dynamic environments, and want your work to impact millions of travelers worldwide, this is your chance to make it happen!

We are currently looking for National Account Managers to join our team in Spain. This is an exciting opportunity for individuals eager to advance their careers in a fast-paced, high-growth environment while making a meaningful impact on our business from day one. We're seeking driven, ambitious professionals who thrive in dynamic settings and are passionate about delivering results.

We are seeking a dynamic and results-driven Account Manager to oversee and grow our customer base in the plastics sector across Catalonia and Aragon. This role focuses on managing existing business relationships and developing new opportunities for Calcium Carbonate (CaCO₃) and distribution products.

PQE Group has been at the forefront of these industries since 1998, with 40 subsidiaries and more than 2000 employees in Europe, Asia and the Americas. As part of our ongoing growth and commitment to excellence, we are currently looking for a an experienced freelance consultant to support a project focused on achieving ISO 17034 certification.

Senior AQA Engineer (Java) Location: Remote from Spain (Spanish employment contract) 360 Treasury Systems AG (360T AG) is an independent and globally-established trading venue with more than 250 employees and more than 50 different nationalities worldwide.

Mediktor is looking for a Product Designer & Functional Analyst to join our Agile team in charge of the continuous improvements of our product as well as the development and support of our different customer integrations. About us: We are an artificial intelligence-based platform designed to help navigate healthcare services.

The sales team is key to our growth, focusing on identifying opportunities, generating demand, and connecting with potential clients. As a BDR, you will be responsible for the first stage of the sales process, ensuring a solid and qualified pipeline.

The role blends strategic communication, technical credibility, and delivery excellence - not a pure planner, but a hands-on technology leader who drives execution. Key Responsibilities Delivery focus ( 70% of the time) - execute and bring projects to production (especially in regulated environments).

Senior Python Developer (Remote – Spain) (Just Spanish Residents allowed) Build scalable solutions that power global digital experiences. We're looking for a Senior Python Developer to join a growing international engineering team. You'll work in a collaborative, agile environment where innovation, autonomy, and technical excellence are part of the daily culture.

Payroll Specialist Lead – Spain Salary: €47,000 Location: Fully Remote Languages: Fluent Spanish & English What You'll Do Manage end-to-end Spanish payroll — from data collection and processing to statutory filings, approvals, and payments. Act as the subject matter expert for all things related to Spanish payroll, ensuring accuracy, compliance, and smooth delivery.

Teamwork is the fuel that drives us to excellence, working side by side with the client. We are people who share the same passion. Do you want to join our team? Rol: This role is part of our ADAS software development project for one of the largest automotive manufacturers. Key Responsibilities: Test Coordination & Implementation Track test sheet deliveries from the system team.

Role Purpose: Support the end-to-end procurement and contracting process for renewable energy projects — primarily solar, wind, and Bess— ensuring optimal technical, commercial, and contractual conditions for the company.

We believe our people are our most important asset, so we offer a dynamic international working environment with constant opportunities for development. Following our growth and expansion strategy, we are looking to strengthen our IT & Development team by incorporating a Senior Business Central Developer.

Tucai Group, a leading manufacturer of flexible connection hoses and valves for gas, water, and fuel applications, is seeking a Logistics Administrative. With globally recognized certifications, Tucai Group is committed to continuous improvement and growth.

Please note this is a UNPAID work experience. English resumes only! PASSNFLY is a start-up company established in 2012, based in central Barcelona, Spain, providing a digital solution for checking in to flights. Passengers are automatically checked in to their preferred seats and sent the boarding pass to their phone. The management structure is consistent and very integrated.

Heymondo is a rapidly growing travel insurance company known for our dynamic and collaborative work environment. We value the opinions and efforts of all our team members, fostering a culture of learning, growth, and dedication. We are seeking a customer-focused and detail-oriented Customer Care Specialist.