backend developer English-speaking jobs in Extremadura

Senior Data Engineer to design, develop, and maintain scalable data architectures and pipelines for a leading financial consultancy. Requires 6+ years of experience, proficiency in Python/Scala, SQL, and cloud platforms.

Develops and deploys state-of-the-art ML/AI models and imaging technologies for crop science research and development. Uses advanced analytical models, machine learning, and AI algorithms to deliver insights and solutions. Leads imaging-based projects, designs experiments, and communicates project milestones and insights.

Lead Frontend Software Engineer will develop and improve the Angular frontend platform, collaborating with engineers, designers, and product owners. Responsibilities include implementing new features, ensuring accessibility and performance, and contributing to the design system. Requires 7+ years of frontend development experience with Angular, NX monorepo, Storybook, and Playwright/Cypress.

Infrastructure DevOps Snowflake Engineer to operate and enhance Snowflake platform across Azure and AWS. Automate deployments, ensure secure connectivity, and optimize Snowflake usage.

Senior Data Architect & Program Delivery Lead needed to bridge legacy enterprise data platforms (Informatica PowerCenter, Oracle) with modern AWS cloud architecture. Lead technical architecture discussions, drive program governance, and ensure delivery success in a large-scale, multi-team environment.

Designs and implements Microsoft 365 solutions, including Exchange Online, SharePoint Online, Teams, OneDrive, and Power Platform. Defines and maintains cloud architecture, including Azure AD, hybrid identity, and security principles. Leads migrations from on-premises environments to Microsoft 365 cloud services. Ensures compliance with GDPR, HIPAA, ISO 27001, and Microsoft security frameworks. Automates tasks using PowerShell, Graph API, and other tools. Manages enterprise-scale projects and coordinates cross-functional teams.

Corporate Travel Agent needed with experience in travel agency operations and proficiency in Amadeus GDS (cryptic) and Concur Travel. Coordinate and book domestic and international travel for employees.

Full Stack AI Software Engineer to design, build, and scale an enterprise AI platform used by 5,000+ users. Requires 4+ years of experience in software engineering with strong expertise in React, Node.js, and Python. Experience with REST APIs, MongoDB, and relational databases is essential.

An Operations Specialist is needed to support the development, deployment, and maintenance of IT compliance applications. Responsibilities include managing projects, ensuring solutions meet stakeholder requirements, and monitoring system performance. The ideal candidate has a computer science background, 5-10 years of experience in information systems, and knowledge of programming languages and Agile methodologies.

The Global Training Analyst will contribute to SIGMA's mission by participating in methodology projects, investigating and designing risk methods, and ensuring documentation meets internal and regulatory expectations. The role requires a strong academic background in mathematics, physics, or quantitative finance and proficiency in English.

Frontend Developer to build the client-side of web tools and websites. Requires 3+ years of experience, proficiency in JavaScript, Typescript, React, Next.js or Astro, Git, Unix, SASS, HTML, CSS3, and testing. Must have a passion for developing user interfaces. EU citizenship or valid work permit required.

Senior Data Scientist/AI Engineer to lead adversarial testing, risk assessment, and safety evaluations for LLM- and agent-powered chatbot systems. Focus on ensuring AI technologies are safe, reliable, and aligned with business and user needs. Collaborate with product, engineering, and business stakeholders to identify safety requirements, conduct assessments, and develop mitigation strategies.

MLOps Engineer will deploy, monitor, and scale AI compression products for enterprise clients. Responsibilities include improving automation, reliability, and cost efficiency across the ML lifecycle. Requires experience running LLMs in production and familiarity with cloud, containers, CI/CD, and Kubernetes.

Develop and maintain web applications using Angular, Typescript, HTML5, CSS3, and JavaScript. Experience with Azure cloud technologies and Agile methodologies required.

Experienced Network Engineer L1 needed for on-demand dispatch support in Leon, Spain. Provide onsite technical support for server, storage, network, and data center infrastructure. Responsibilities include deployment, break-fix, IMAC, and operational tasks. Strong troubleshooting, customer-facing, and communication skills required.

Paid Media Specialist will develop and optimize multi-channel campaigns (Programmatic, Social, Search) for US market projects. Requires 5+ years of hands-on experience, strong analytical skills, and proficiency in GA4, Looker Studio, and platforms like StackAdapt, Doceree, Meta, and Google Ads. Native/C2-level English required.

InnoIT seeks a Senior Full Stack Engineer with 5+ years of experience building distributed systems and complex applications. Expertise in Node.js (Fastify), secure API development, JavaScript, and TypeScript is required. Strong knowledge of software architecture, microservices, and CI/CD pipelines is essential.

Leads the Massimo Dutti Feel Loyalty Program strategy, defining benefits, communication, and analysis. Manages program implementation across online and offline channels, collaborating with departments to ensure a cohesive customer experience. Requires 7+ years managing loyalty programs, preferably in fashion, with strong analytical and communication skills.

Lead Data Scientist will own and advance the architecture and delivery of AI-powered Search and discovery platforms. This role will define and execute the technical strategy for scalable, production-grade search systems, building and optimizing machine learning and information retrieval pipelines.

Commissioning Engineering Specialist for power generation projects. Develops documentation, engineering inputs, and test procedures. Provides remote support to on-site teams. Requires a Bachelor's or Master's degree in a relevant engineering field and experience in power generation.