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Principal AI Engineer

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Sigma Software Group

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IT - Software Development

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Job Description:

We are seeking a Senior/Principal AI Engineer to join our Stellar AdTech Business Unit at Sigma Software. This is a full-time role with a flexible hybrid/remote work option, ideal for an experienced professional passionate about designing production-grade agentic AI systems and influencing solution architecture for global AdTech clients. You will work with cutting-edge multi-agent orchestration frameworks, contribute to presales activities, and design custom AI models that power large-scale, enterprise-ready solutions. Why Join Us: Be part of a 300+ strong AdTech competence center, collaborate with top-tier global clients, and help shape the future of AI in advertising technology.

Requirements:

  • Designing and building AI-powered systems in production / expert
  • Agentic frameworks, multi-agent collaboration, orchestrator/worker models / strong
  • RAG pipelines, relevance tuning / strong
  • Python and/or TypeScript, API design, microservices, cloud-native architectures / good
  • Presales consulting, translating business problems into AI solutions / good
What we offer:
  • Diversity of Domains & Businesses
  • Variety of technology
  • Health & Legal support
  • Active professional community
  • Continuous education and growing
  • Flexible schedule
  • Remote work
  • Outstanding offices (if you choose it)
  • Sports and community activities

Additional Information:

Job Posted:
May 16, 2026

Employment Type:
Fulltime
Work Type:
Remote work
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