backend developer English-speaking jobs in Oviedo

Freelance Shopify Developer needed to maintain and enhance a Shopify Plus B2B eCommerce platform. Responsibilities include updating product pages, customizing themes, implementing SEO improvements, and ensuring a responsive user experience. Must have experience developing and customizing Shopify websites, proficiency in Liquid templating, HTML/CSS, and a strong understanding of e-commerce best practices.

Manage, develop, and support IT services for Sanoma's Order to Invoice (OTI) function. Collaborate with OTI organization, IT colleagues, and stakeholders. Analyze business requirements, develop solutions, manage incidents, and deliver service.

Head Waiter will assist in organizing and supervising restaurant operations, conducting food & beverage trainings, and enforcing safety regulations. Requires 2+ years of waiter experience, fluency in English, and knowledge of restaurant systems and Food Safety. Additional language skills are beneficial.

As a Guest Services Advisor, you will be the primary point of contact for guests, providing exceptional customer service and ensuring a seamless stay. Duties include assisting with check-in/check-out, providing information about facilities and local attractions, and reporting maintenance issues. Previous guest relations experience, proficiency in property management systems, and fluency in English are required.

Scientist to design, supervise, and execute transfer and validation studies of biological and small molecule products in a GMP environment. Requires hands-on experience with chromatography and HPLC, and strong documentation skills.

Camper seeks a Customer Operations Specialist to manage B2B customer accounts, process orders, handle returns, and oversee EDI operations. Requires a degree in business administration or economics and 2-4 years of experience in a similar role. Excellent communication and analytical skills are essential.

TechTeamz seeks a Digital Verification Engineer for a remote contract position. The role involves IP or SoC level verification for a leading innovator in high-performance, low-power intelligent processing solutions.

Experienced Journalist needed to create breaking AdTech news stories for a B2B media platform. Responsibilities include writing, editing, SEO optimization, and collaborating with team members. Must have 5+ years of B2B digital journalism experience and a deep understanding of AdTech and MarTech trends.

Account Executive to drive new business growth in the Italian market. Responsibilities include prospecting, lead generation, pipeline management, and customer relationship building. Requires fluency in English and Italian, 1+ year of sales experience, and strong communication and organizational skills.

Data Architect to manage permissions, optimize costs, and ensure operational stability across the Snowflake data platform and associated tools (Airflow, dbt). Responsibilities include managing Snowflake access, monitoring and optimizing cloud service costs, overseeing platform operations, and leading deployments.

Airbus Defense and Space is seeking a Test Specialist for Avionics/Mission/MIDS/Nav Systems in Getafe. The successful candidate will support integration test activities at the aircraft level, analyze test data, and report results. The role requires 5+ years of experience in integration testing and proficiency in English and Spanish. NATO SECRET CLEARANCE is required.

Project Researcher Engineer to design, execute, and manage experiments focused on in vitro protein biochemistry, purification, reconstitution, and engineering. Responsibilities include cloning, protein expression, purification, characterization, and laboratory management.

ENEB seeks a bilingual (English) Commercial Advisor/Sales Consultant to generate sales and close deals through phone and written communication. Responsibilities include sales closure, lead generation, customer service, and data recording. Requires 3-5 years of commercial sales experience, strong communication skills, and a results-oriented mindset.

Sales Representative to build the Polish market for a leading European fitness company. Responsibilities include sales, customer care, website management, and operational follow-up. Fluent Polish and professional English required.

Experienced Business Controller to partner with operations in a high-volume service environment. Drive pricing rigor, monitor utilization and efficiency, and ensure operational actions translate into measurable financial results.

Commercial Operations Specialist to ensure smooth execution of trading processes. Assist with outturn reports, settlements, and commercial analysis. Liaise with Technical Services on quality claims. Requires a university degree, 3-5 years of experience in commercial/administrative roles, advanced Excel skills, ERP knowledge, and fluency in Spanish and English.

Supports global platform for managing, approving, storing, and sharing promotional and medical content. Responsible for user and task management, support ticket management, and data remediation tasks. Requires fluency in English, knowledge of SQL, and experience with Veeva, Vault, or MyServices.

Senior Account Manager will secure new customer wins for Cloud, maximize up-sell and cross-sell opportunities, and actively monitor pipeline.

Logistics Intern to support daily operations, monitor service levels, analyze inventory, and track transport flows. Must have a Master's degree, strong Excel skills, and fluency in English.

Marketing Trainee to support marketing and trade team in project development, brand management, and daily operational activities. Assist with sell-in/sell-out analysis, digital plans, influencer programs, and competitor benchmarking.