Senior AI Engineer

Posted Yesterday
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Athens, GRC
In-Office
Senior level
Artificial Intelligence • Information Technology • Machine Learning • Software • Analytics
The Role
Architects and builds production-grade GenAI systems, including RAG pipelines, LLM integrations, agent workflows, evaluation frameworks, guardrails, and monitoring. Optimizes inference cost, latency, reliability, and quality while developing reusable AI components and services. Leads the transition from prototypes to production, mentors junior engineers, and manages one to two engineers.
Summary Generated by Built In

Are you passionate about AI? 🤖

At Satori Analytics, we aim to change the world one algorithm at a time by bringing clarity to global brands through Data & AI. From cloud-based ecosystems for fintech to predictive models for airlines, our cutting-edge solutions cover the entire data lifecycle—from ingestion to AI applications.

As a fast-growing scale-up, our team of 100+ tech specialists—including Data Engineers, Data Scientists, and more—delivers innovative analytics solutions across industries like FMCG, retail, manufacturing and FSI. Join us as we lead the data revolution in South-Eastern Europe and beyond!

What Your Day Might Look Like:

  • Architect and build scalable, production-grade GenAI systems and services.
  • Design and implement Retrieval-Augmented Generation (RAG) pipelines end-to-end.
  • Integrate and orchestrate LLMs (OpenAI, Anthropic, Google, or open-source models) in real-world applications.
  • Build internal abstractions, SDKs, and reusable components for GenAI capabilities.
  • Implement evaluation pipelines, guardrails, and monitoring for hallucination detection, drift, and quality control.
  • Optimize inference performance, cost, token usage, and response latency.
  • Design multi-step agent workflows and tool integrations safely and reliably.
  • Lead the transition from experimentation to hardened production systems.
  • Mentor engineers and establish best practices for GenAI engineering.
  • Line management responsibilities – 1-2 bright junior engineers.

Requirements

Your Superpowers🚀:

  • MSc in Computer Science, Engineering, or related STEM field (PhD is a plus).
  • 4+ years of professional software engineering experience, with 1+ years building AI-powered systems in production.
  • Strong backend engineering expertise: clean architecture, system design, SOLID principles, testing, and CI/CD.
  • Deep experience building production-grade Agentic applications (not just prototypes or notebooks).
  • Expert-level Python skills, including async programming, typing, packaging, and performance optimization.
  • Experience designing scalable APIs and AI microservices (FastAPI or similar frameworks).
  • Strong understanding of LLM system patterns: RAG, tool calling, agents, prompt orchestration, memory, and evaluation pipelines.
  • Experience managing latency, cost, reliability, and fallback strategies in LLM-powered systems.
  • Hands-on experience with cloud platforms (AWS or Azure), Docker, CI/CD pipelines, and infrastructure-as-code.
  • Experience implementing monitoring, logging, tracing, and evaluation frameworks for GenAI systems.
  • Experience with vector databases (Azure AI Search, PostgreSQL pgvector, Pinecone, FAISS, Weaviate, Qdrant).
  • Strong communication skills and ability to lead technical discussions and mentor engineers.

Bonus Points for:

  • Deep experience with LLM orchestration frameworks (LangChain, LlamaIndex).
  • Experience hosting or fine-tuning open-source LLMs.
  • Experience with model evaluation frameworks (RAGAS, custom eval harnesses, A/B testing for prompts).
  • Experience building AI platforms or internal LLM gateways.
  • Familiarity with distributed systems, message queues, or event-driven architectures.
  • Experience with security, governance, and responsible AI practices in production environments.

Benefits

Perks on Perks:

  • Competitive salary and hybrid work model – come hang out in our Athens office or work remotely from anywhere in European economic Area (EU, Switzerland etc.) or UK (up to 6 weeks per year).
  • Training budget to level up your skills from the top tech partners in the market (Microsoft, AWS, Salesforce, Databricks etc.) – whether it’s certifications or courses, we’ve got you covered.
  • Private insurance, top-tier tech gear, and the chance to work with a stellar crew.

Ready to create some data magic with us? Hit that apply button and let’s get started.

Skills Required

  • MSc in Computer Science, Engineering, or a related STEM field
  • 4+ years of professional software engineering experience
  • 1+ years building AI-powered systems in production
  • Strong backend engineering expertise, including clean architecture, system design, SOLID principles, testing, and CI/CD
  • Deep experience building production-grade agentic applications
  • Expert-level Python skills, including asynchronous programming, typing, packaging, and performance optimization
  • Experience designing scalable APIs and AI microservices using FastAPI or similar frameworks
  • Strong understanding of RAG, tool calling, agents, prompt orchestration, memory, and evaluation pipelines
  • Experience managing latency, cost, reliability, and fallback strategies in LLM-powered systems
  • Hands-on experience with AWS or Azure, Docker, CI/CD pipelines, and infrastructure as code
  • Experience implementing monitoring, logging, tracing, and evaluation frameworks for GenAI systems
  • Experience with vector databases such as Azure AI Search, PostgreSQL pgvector, Pinecone, FAISS, Weaviate, or Qdrant
  • Strong communication skills and ability to lead technical discussions and mentor engineers
  • PhD
  • Experience with LangChain or LlamaIndex
  • Experience hosting or fine-tuning open-source LLMs
  • Experience with RAGAS, custom evaluation harnesses, or prompt A/B testing
  • Experience building AI platforms or internal LLM gateways
  • Familiarity with distributed systems, message queues, or event-driven architectures
  • Experience with security, governance, and responsible AI practices in production environments
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The Company
HQ: Athens
94 Employees
Year Founded: 2014

What We Do

Changing the world one algorithm at a time. Satori is a term to describe “the moment of clarity”. We are an Analytics Agency made with one simple vision: To give clarity in decision making, through data and AI. With teams of certified expert architects, analysts, data and AI engineers, we have the depth and experience to deliver simpler and complex data-centric solutions reliably, efficiently and repeatably. Over the past 10 years our people have been delivering innovative solutions to global brands across multiple industries in Financial Services, Retail, FMCG, Energy, Manufacturing, Health and others. Whether it’s a best practices cloud data estate design, a scalable and cost-efficient data warehouse, lake or lakehouse, intuitive and performing BI, optimisation and machine learning, generative (Open)AI and cognitive services, we’ve done it. With a diverse client portfolio we are proud to say we have a >90% retention rate and long standing relationships as a trusted data and AI partner with some of the biggest brands in Europe and beyond. If you want to know more about Satori's services, projects, and clients visit our website and feel free to get in touch directly with our people. If you are a prospective Satorian and want to have a career in building advanced data and AI products for the best companies out there and be part of true innovation, visit our career page and send us your CV!

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