backend developer English-speaking jobs in Gijón

Senior Quality Engineer manages and improves the local Quality Management System (QMS), trains process owners, and conducts quality audits. The role supports sales and engineering teams, manages customer claims, and ensures quality documentation meets customer expectations.

Develop and integrate advanced language model capabilities into Ultralytics' ecosystem. Build LLM-powered applications using APIs like OpenAI, Anthropic, and Gemini. Implement RAG systems, data pipelines, and vector storage solutions. Fine-tune LLMs on custom datasets and collaborate with the YOLO development team.

Implement and configure SAP SuccessFactors Employee Central and/or Time Management solutions. Guide clients on best practices and innovations. Design and facilitate workshops and training sessions.

Lead and develop technical teams, optimizing data center operations through process improvement and innovation. Manage infrastructure projects, cultivate relationships with internal and external teams, and drive operational excellence.

Eterniti seeks a proactive intern to support centralized operations in Barcelona. Responsibilities include guest communication, reservation management, concierge support, and housekeeping coordination.

Fullstack Developer to build robust, secure, and scalable web applications. Requires experience with Typescript, Angular, Java, Spring Framework, unit testing, DevOps, and Agile methodologies. Must be proficient in English and Spanish; German is a plus. Position involves remote work, client site visits in Barcelona, and occasional travel to Germany.

DLT Technical Consultant for strategic financial infrastructure initiatives in Europe. Focus on DLT-based systems, wholesale CBDC, and tokenized market infrastructure. Translate complex requirements into actionable workstreams and coordinate across teams.

Leads Business and Project Development teams in identifying, developing, and securing renewable energy projects (solar, storage, agrivoltaics) in Spain. Oversees project portfolio from prospecting to construction handover, ensuring alignment with company objectives and regulatory compliance. Manages relationships with TSOs/DSOs, landowners, and other stakeholders.

Experienced marketing professional needed to manage all aspects of marketing for a well-established real estate company in Mallorca. Responsibilities include brand management, digital and print marketing, website content, SEO, social media, email campaigns, and analytics. Must have a strong understanding of marketing principles and a proven track record of success.

Data Analytics Intern will collaborate with the Digital Transformation team, developing SAP Datasphere, SAP Analytics Cloud, and SQL Server platforms. Responsibilities include designing, developing, and maintaining data analytics solutions, creating dashboards and reports, analyzing data sets, and ensuring data accuracy.

Art Director needed to lead creative quality within the Marketing & Sales area. Manage, conceptualize, and ensure creative output meets client needs and expectations. Validate visual standards, brand consistency, and brief requirements. Work with account teams, end clients, and the design team. Strong business acumen and experience supervising creative teams required.

Lead the strategic transformation of personnel administration within a top-tier multinational in the airport sector. Design, implement, and coordinate transformation plans, driving digitalization and operational efficiency throughout the employee lifecycle.

Lead and manage projects within a PMO framework, ensuring timely execution and budget adherence. Coordinate cross-functional teams to achieve project objectives. Oversee daily production operations and optimize manufacturing processes.

Your mission Join our pioneering team as a Plant Operator for our first commercial chemical plant and upcoming facilities in Spain. Your expertise will be crucial in ensuring the safe, efficient, and reliable operation of our plant.

Senior Structural Engineer needed for a diverse portfolio of power generation and HV transmission projects. Responsibilities include project management, proposal writing, design coordination, and structural assessment. Requires advanced structural engineering knowledge, proficiency in analysis software, and experience with BIM.

The IT Project Manager (Testing) will define and oversee testing strategies for complex financial technology initiatives, ensuring alignment with business objectives and quality standards.

Infrastructure Security Engineer needed for a growing team. Focus on design, deployment, and support of security technologies, hardening and securing on-premise/hybrid infrastructure, and automation. Requires experience with security tooling and industry standards.

The Senior QA Manager champions a culture of quality and continuous improvement across the Vitrolife Group, ensuring products and services meet regulatory standards. The role involves leading the QA team, maintaining the Quality Management System (QMS), and collaborating with affiliates to implement quality standards. The ideal candidate has a bachelor's degree, experience with ISO 15189, CAP, CLIA, and ISO 9001, and fluency in English.

Claims Operations & Process Excellence Manager will optimize the claims value chain, improve operational performance, and drive innovation initiatives. Responsibilities include managing third-party claims providers, identifying process improvement opportunities, and leading the adoption of automation and AI solutions.

Revenue Insights Analyst will analyze data to identify growth opportunities and optimize revenue across multiple channels. Develop data-driven strategies, create reports, and communicate insights to stakeholders. Requires 3+ years of experience in data analysis, business intelligence, or revenue optimization.