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AI Engineer

Chi Square Analytics

Madrid

Presencial

EUR 50.000 - 100.000

Jornada completa

Hace 2 días
Sé de los primeros/as/es en solicitar esta vacante

Descripción de la vacante

A data analytics firm in Madrid seeks an exceptional AI Engineer to deliver innovative AI solutions. You will design and deploy machine learning systems, collaborate with cross-functional teams, and shape the culture of a new venture. Applicants should have a strong background in machine learning, programming skills in Python, and ideally C++, Java, or .NET. This role offers a competitive salary, a dynamic work environment, and opportunities for personal impact.

Servicios

Work on high-impact projects
Collaborate with a world-class team
Empowered decision-making from day one

Formación

  • Deep understanding of machine learning theory and hands‑on experience building ML systems.
  • Proven experience with LLMs in production.
  • Strong programming skills in Python and ideally one of C++, Java, or .NET.

Responsabilidades

  • Own and deliver AI-driven products and projects from end to end.
  • Design and deploy machine learning systems for business challenges.
  • Collaborate closely with business users and teams to drive innovation.

Conocimientos

Machine learning theory
Hands-on experience building ML systems
Experience with LLMs in production
Strong programming skills in Python
Familiarity with cloud platforms (Azure or AWS)
Excellent communication skills

Educación

Relevant bachelor’s degree (Mathematics, Statistics, Computer Science)
Top grades in Bachillerato (9.0+)

Herramientas

SQL databases
C++
Java
.NET
Descripción del empleo

AI Engineer - €50,000 - €100,000 - plus bonus - Madrid, Spain

Are you an exceptional AI Engineer with a passion for solving complex problems and building cutting-edge solutions? Join a newly established, high-impact team in Madrid that’s redefining how AI delivers commercial value across industries.

Role

This is a rare chance to be part of a brand-new venture at its inception. You’ll help shape the culture, define the technical direction, and work alongside some of the brightest minds in AI and engineering. If you're driven by curiosity, thrive in fast-paced environments, and love turning ambitious ideas into real-world impact, this is the place for you.

Responsibilities
  • Own and deliver AI-driven products and projects from end to end
  • Design and deploy machine learning systems that solve real-world business challenges
  • Translate commercial problems into AI solutions with strong business acumen
  • Stay ahead of the curve by exploring the latest in AI research and technology
  • Collaborate closely with business users and cross-functional teams to drive innovation
Key Skills
  • Deep understanding of machine learning theory and hands‑on experience building ML systems
  • Proven experience working with LLMs in production (prompt engineering, agentic workflows, retrieval pipelines, etc.)
  • Familiarity with LLM inference stack concepts like KV caching, speculative decoding, and parallel decoding
  • Strong programming skills in Python and ideally one of C++, Java, or .NET
  • Experience with SQL databases and cloud platforms (Azure or AWS)
  • A proactive, entrepreneurial mindset with a passion for learning and innovation
  • Excellent communication skills and a collaborative spirit
  • Strong academic background: top grades in Bachillerato (9.0+) and a 7.0+ in a relevant bachelor’s degree (Mathematics, Statistics, Computer Science, etc)
  • Financial services experience is a plus, but not required
Benefits
  • Work on high-impact projects that align with global trends and events
  • Be empowered from day one to make decisions and drive outcomes
  • Collaborate with a world‑class team in a dynamic, intellectually stimulating environment
  • Gain deep exposure to how financial markets and economies operate
  • Help shape the culture of a growing team in Madrid
Interview Process
  1. CV Review
  2. Codility Coding Challenge – Showcase your programming and ML skills
  3. Aptitude Test – Speed-based assessment
  4. Management Interviews – Technical and cultural fit
  5. Team Technical Interview – Deep dive with future teammates

If you’re looking for a role where your technical depth actually shapes real products and you want to contribute to a team being built with intent from day one, we’d be interested in hearing from you. Submit your application to explore whether this could be the right next step in your career.

Please apply below or feel free to share your CV with Demetrious, for a confidential discussion to learn more (dvassiliou@chisquare-group.com).

By applying to this advert you agree to your personal details being held on file in relation to this and other future relevant opportunities.

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