senior ai engineer

We are seeking a highly skilled Senior AI Engineer to join our team.

In this role, you will contribute to the development of advanced AI solutions for a variety of business domains. You will collaborate with cross-functional teams and clients to deliver impactful, scalable, and innovative AI-driven products.

#LI-YAROSLAVADIAKOVA

Responsibilities

• Design, implement, and maintain end-to-end AI applications, including chatbots, Q&A platforms, and agent workflows

• Work directly with clients to understand requirements, identify opportunities, and recommend LLM-driven solutions

• Develop and manage robust data pipelines, prompt strategies, and datasets to support effective and accurate AI models

• Evaluate and refine AI system performance to ensure outputs are accurate, secure, scalable, and compliant with industry regulations

• Conduct research and rapid prototyping to validate technical feasibility and demonstrate business value of AI solutions

• Stay up to date with evolving LLM technologies, frameworks, and methodologies to continuously improve solutions and client outcomes

Requirements

• At least 3 years of experience in AI engineering or a related field

• Strong proficiency in Python and experience with web frameworks such as FastAPI or similar

• Understanding of the AI application development lifecycle, from design to deployment

• Experience with rapid UI prototyping using tools like Streamlit, Gradio, or similar frameworks

• Familiarity with major LLM platforms and APIs, including OpenAI, Anthropic, Amazon Bedrock, Gemini, and related frameworks such as LangGraph, LlamaIndex, and Strands Agents

• Knowledge of advanced AI integration patterns, including Retrieval-Augmented Generation (RAG) and agent-based architectures

• Experience deploying AI solutions at scale, with a focus on performance, cost-efficiency, and maintainability

• Ability to evaluate generative AI quality using metrics such as retrieval and classification scores, as well as LLM-based evaluation methods

• Proven track record in delivering ML-based solutions and AI engineering projects

• Strong problem-solving skills and attention to detail

• Excellent communication, collaboration, and interpersonal skills

• Fluent English skills (written and spoken) at a B2+ level or higher

Nice to have

• Experience designing experiments, conducting A/B tests, and iterating on models based on user feedback

• Understanding of retrieval systems, including keyword search, vector search, embeddings, and ranking algorithms

• Familiarity with emerging protocols such as MCP, A2A, ACP, and others

• Experience deploying to cloud AI platforms like Azure OpenAI, Amazon Bedrock, GCP Vertex AI, or on-premise solutions such as vLLM

• Experience with enterprise AI platforms, including AWS AgentCore, Databricks AgentBricks, Google Agents Space, or Azure AI Foundry

• Experience with observability and monitoring tools and frameworks for AI systems

We offer

• For your comfortable work:

  • Remote and hybrid work opportunities

  • Option to work from our centrally located office in Athens

  • Corporate laptop provided

  • Private health insurance

  • Meal vouchers / restaurant tickets

  • My Benefit card (264€/year)

  • Monthly public transportation card

• For your growth:

  • Global and diverse client portfolio, large-scale projects, and trendy technologies

  • Diverse multicultural, multi-functional, and multilingual work environment

  • Opportunity to contribute to internal and open-source products

  • Outstanding career development opportunities with a transparent career path and a roadmap to accelerate your journey

  • Possibility to create a Personal Development Plan from the first day in the company

  • Numerous opportunities for self-development: hard & soft skills internal training courses, mentoring programs, and unlimited access to LinkedIn Learning courses, external e-Libraries

  • Certification opportunities

  • Knowledge-sharing with colleagues from EPAM's global tech and non-technical communities

  • Language courses