freelance English-speaking jobs in Vigo

Skilled Rust Engineer needed to build and maintain next-generation WebAssembly infrastructure. Experience with WebAssembly, WASI, Emscripten, and POSIX required. Strong ownership and communication skills essential.

Supervise and engage campers in daily activities, including games, crafts, and sports. Ensure a safe and inclusive environment. Must have C2-level English and 10+ years living in an English-speaking country.

As a Purchaser & Technical Support, you will ensure the availability of parts and components for after-sales service projects. You will define purchasing and outsourcing solutions, manage supplier relationships, and provide technical support.

The Grid Connection Permitting Technician leads and coordinates permitting for gas and electrical grid connections, road access, and auxiliary services for biomethane projects. Responsibilities include feasibility analysis, liaising with utilities, negotiating agreements, and managing permits. Requires a degree in Engineering and 3-6 years of experience in connection permitting, energy project development, or related fields.

Sales Assistant to support Human Nutrition team in Barcelona. Responsibilities include managing purchase and sales orders, handling order queries, and tracking expense forecasts. Requires proficiency in SAP or MS Dynamics F&O, Microsoft Office Suite, and fluency in English, Spanish, and Catalan.

The Sustainability Technician will implement and maintain environmental and energy management systems (ISO 14001 & 50001) across the organization. Responsibilities include overseeing the HQ Environmental Management System, coordinating certifications, leading internal audits, consolidating environmental reporting, and supporting carbon footprint calculation and ESG reporting.

FENDI Client Advisor provides a luxurious experience, promoting brand history, craftsmanship, and quality. Manages sales performance, customer relationships, and store operations. Requires 2-5 years of fashion/luxury sales experience, fluency in English, Arabic, and Spanish.

Lead Product Designer to define and evolve product design principles for a fast-growing B2B SaaS company. Design scalable systems and transform complex logic into intuitive product experiences. 6+ years of experience designing complex digital products, ideally in B2B SaaS environments. Proven expertise in designing high-density, data-heavy interfaces with strong information architecture skills.

We have an exciting opportunity for a Director of Finance to join Mondrian Ibiza & Hyde Ibiza. Mondrian Ibiza is a sleek wonderland with 154 guest rooms and highly designed public spaces, including an expansive terrace with bay views. Hyde Ibiza is a festival‑inspired food lovers paradise and showcase for music and nightlife, featuring 401 rooms with natural textures and artisan touches.

GLEAMER, a French AI medical imaging company, seeks a Sales Manager to drive growth in Spain. The role involves direct sales to healthcare institutions, managing the full sales cycle, developing strategic partnerships, and analyzing market trends.

Inside Partner Sales Representative will build and manage reseller relationships, qualify leads, and drive sales within the SMB segment. Requires proficiency in French and English, sales experience, and strong communication and negotiation skills.

IT Risk Expert (second line of defense) to join ING Hubs Spain Team. Provide hands-on Information Risk Management (IRM) support to local and global IRM officers and IT stakeholders. Perform risk analyses, risk papers, and executive-level reporting. Challenge, review, and improve risk controls. Participate in, challenge, and periodically report upon the IT risks of key strategic ING programs and projects. Monitor external/internal developments and assess their impact on ING. Support the IRM Leadership with research, fact finding, collecting evidence and risk assessments. Contribute to the development and maintenance of ITR frameworks, standards, procedures, and methodologies. Support regulatory interactions and follow-ups. Help design and deliver training and awareness for Non-Financial Risk colleagues.

Cloud Software Engineer to design, build, and maintain control planes for cloud networking services. Develop APIs, automate provisioning and configuration, and contribute to distributed system architecture.

Car Sales Specialist to manage and develop customer base, execute used car sales, and support sales targets. Requires a degree in Business Administration or equivalent, 4-7 years of used car market experience, and strong communication and analytical skills.

Part-time Marketing & Social Media Intern to manage Instagram and TikTok presence, identify and engage influencers, and support influencer marketing campaigns.

Supports the Quality Management Manager in implementing quality systems, ensuring compliance with food safety standards. Manages quality assurance processes, conducts audits, and contributes to continuous improvement initiatives.

Software Engineer with expertise in backend development (C#, Python, .NET), frontend applications (TypeScript, Angular), and cloud-native deployment (Docker, Kubernetes). Experience with CI/CD pipelines, REST APIs, and testing frameworks.

Technical Sales Engineer (MV/HV Transformers and switchgears for Substation) will interface with customers to achieve revenue growth objectives. Responsibilities include reviewing customer specifications, generating quotes, and providing technical support.

Maintains inventory records, receives and verifies merchandise, and ensures timely dispatch. Organizes and labels goods, processes documentation, and participates in fiscal inventories. Supports sales by providing product presentations and assisting with customer service.

MSX seeks a Value Stream Lean Expert to plan Kaizen Events, monitor Lean results, and implement actions to improve operations. The ideal candidate will have a Bachelor's degree, Lean certification, and experience in process improvement, coaching, and project management.