Frontiers

AI Engineer

Frontiers

full-time

Posted on:

Location Type: Hybrid

Location: Madrid • 🇪🇸 Spain

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Job Level

Mid-LevelSenior

Tech Stack

AirflowApacheAWSAzureCloudDockerGoogle Cloud PlatformKubernetesPythonSQL

About the role

  • Contribute defining comprehensive, scalable AI architectures, and to develop complex integration of data processing, traditional machine learning, and emerging LLM methodologies.
  • Support deployment, monitoring, and continuous optimization of ML pipelines and LLM models in production contexts.
  • Actively align technical innovation with organizational business strategies and OKRs, collaborating closely with stakeholders across multiple functions.
  • Adopt and promote quality and excellence, contributing to documentation and knowledge-sharing.
  • Contribute to troubleshooting and complex problem-solving efforts, ensuring robust and reliable ML systems and LLM deployments.

Requirements

  • Typically 3–5+ years of professional AI experience, demonstrating a successful track record of developing and deploying enterprise-scale AI systems.
  • Strong proficiency in Python, SQL, cloud platforms (e.g., AWS, Azure, GCP), and container orchestration tools (Docker, Kubernetes).
  • Extensive practical experience with production ML frameworks, advanced LLM models, fine-tuning, prompt engineering, performance optimization, and orchestration tools (Apache Airflow).
  • Exceptional communication, with expertise communicating complex technical concepts clearly across all stakeholder levels.
  • Proven problem-solving excellence and ability to continuously adapt, learn, and integrate evolving AI techniques.
Benefits
  • 4 additional wellbeing days in addition to existing annual leave allowance
  • Access to learning platforms and dedicated learning & development time
  • A range of wellbeing initiatives, including free online yoga classes and an employee assistance plan
  • Employees can dedicate three days each year to volunteer
  • Additional benefits depending on your location (e.g. pension plan and private medical care)

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
AI architecturemachine learningLLM methodologiesML pipelinesPythonSQLperformance optimizationfine-tuningprompt engineeringproduction ML frameworks
Soft skills
communicationproblem-solvingadaptabilitycollaborationknowledge-sharingtroubleshootingorganizational alignmentstakeholder engagementquality assuranceexcellence