Staff Backend & AI Engineer, Madrid

Aircall · Madrid Office

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Company
Aircall
Location
Madrid Office
Employment type
Full-time
Posted
June 3, 2026

About this job

The Role As a Staff Backend & AI Engineer, you will be responsible for the design, development, deployment, and operation of business-critical AI features. Previous experience implementing AI features is a must. Best practices, evangelization, and mentoring in your team and across all of Engineering will be a part of your day to day job. Quality, excellence, and agility drive our delivery processes and you will help us level these up. You will be building practical applications such as chatbots, virtual assistants, automated content generation, and other NLP-powered tools. You will use and fine-tune existing LLMs to cater to specific business needs and domains, ensuring high performance in real-world applications.

This is a short summary.

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Engineer salaries in Spain

Based on 58 postings that disclose pay.

Median salarygross / year
€66,000
€41,000Typical range€92,000

Estimated from advertised pay across our sources — indicative gross annual figures, not an offer.

Most-requested skills in Spain

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Engineer skills

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