backend developer English-speaking jobs in Oviedo

Shiji seeks a Business Development Representative with native German and sales experience to support the DACH market. Responsibilities include scheduling demos, qualifying leads, and managing customer relationships.

AI Engineer will design, build, and operate AI models for a health tech platform that transforms medical laboratory data into actionable clinical insights. Responsibilities include building model pipelines, integrating LLMs, developing APIs, and ensuring system reliability. Requires a computer science background, software engineering experience, and expertise in machine learning systems.

Sales Assistant for a luxury brand flagship store in Barcelona. Deliver exceptional customer service, achieve sales targets, and build client relationships. Minimum 3 years of sales experience required, fluency in English mandatory.

Experienced Contracts Manager to lead oversight and delivery of long-term O&M contracts. Ensures contractual compliance, commercial excellence, and strategic alignment with company objectives. Manages budgets, service proposals, and contract variations. Contributes to the strategic development of the O&M and Asset Management function.

Senior Full Stack Engineer to develop and enhance a customer-facing platform. Responsibilities include designing, developing, and owning services end to end, using Python/Django, Node.js, React, and Vue.js. Must have strong understanding of algorithms, software design principles, and experience with TypeScript, Vue 3, TailwindCSS, PostCSS, Webpack, Jest, Cypress, Storybook, Python 3, Django, PostgreSQL, Redis, REST APIs, Linux systems, cloud infrastructure, and databases. Clear communication in English is required.

Develops, maintains, and optimizes quotation tools for the solar tracking business. Collaborates with regional pre-sales teams to gather requirements and implement tool updates. Provides training and support to ensure tool proficiency across all departments. Analyzes tool usage data to identify areas for improvement and provide recommendations for process optimization.

Consolidation Specialist to join the Finance team in Madrid. Prepare and execute financial consolidation for group entities in Colombia, Peru, and Spain. Coordinate, review, and validate financial information, perform intercompany eliminations, and prepare reports for UK Head Office.

Senior Physicochemical Laboratory Technician will plan laboratory activities, manage human resources, and ensure accurate results. Requires a university degree in Chemistry, Biochemistry, Biology, or Biotechnology and at least 7 years of experience with GMP regulations and analytical methods. Experience managing a technical team in a laboratory is preferred.

German-speaking Sales Agent needed for a full-time, on-site position in Madrid. Focus on B2C outbound sales, player acquisition, and engagement. Requires native German, good English, and previous B2C sales experience.

The Field Service Engineer provides timely and competent customer support, including installations, repairs, and troubleshooting. Collaborates with the Service Team to ensure professional after-sales service and supports Sales Representatives. The role requires a Bachelor's Engineer Degree, fluency in English and Spanish, and the ability to travel up to 70% within Spain.

Quality Assurance Manager & Qualified Person needed for a global biotech scale-up. Supervise external manufacturing, lead batch release, and ensure regulatory compliance. Bachelor's in Pharmacy required, QP experience and expertise in biological products essential.

Provides support to the Stock Manager in warehouse management and store services. Handles goods receipt, storage, and preparation for sales floor and transfers. Manages E-Commerce orders, damaged products, and inventory. Ensures product protection and compliance with company guidelines. Supports sales associates and visual merchandising.

Architect to collaborate on electromechanical projects from tendering to construction. Responsibilities include architectural design, Life & Safety design, drawing production, and technical/commercial study. Requires experience in architectural design for industrial/utility buildings, Life & Safety design based on NFPA standards, and proficiency in AutoCAD and MS Office.

Provides first/second level desktop support, troubleshooting hardware, software, and application issues. Installs, upgrades, and supports Windows operating systems, Microsoft Office, and other authorized applications. Requires 2-3 years of IT experience, including Windows 7-10, Active Directory, and MS Office 365.

Marketing Account Manager Intern supports client performance through report analysis and process improvement recommendations. Manages new client onboarding. Requires native Turkish fluency, professional English (C1 level), and conversational Spanish.

Senior Cloud Engineer to join a founding team building a new European technology hub in Málaga. Design, evolve, and operate cloud-native services and applications on AWS, focusing on scalability, performance, and high availability. Collaborate on CI/CD pipelines, infrastructure automation, and platform observability.

Lead the company's monetization strategy, encompassing ad revenue optimization, demand partnerships, and product-driven yield performance. Translate data into revenue-driving decisions and manage a cross-functional team.

Cybersecurity Analyst will conduct security audits, risk assessments, penetration testing, and conformity evaluations for SW, HW, AI systems, and regulated technologies. Experience in security assessment, penetration testing, and vulnerability analysis of SW, embedded, or industrial systems is required.

The Governance Manager will create infrastructure to liaise with the European Union and country-level project officers supporting a chemical plant. This role requires translating project metrics, business development progress, and financial analytics into reports for investors.

Embedded Software Engineer to develop C/C++ software for high-performance embedded environments. Implement concurrent programming, process optimization, and resource control. Integrate, debug, and test systems based on microcontrollers.