Senior AI Engineer

EPAM·Argentina·Удалённо·вчера

We are seeking a Senior AI Engineer to design and productionize GenAI and agentic solutions that orchestrate models, tools, and enterprise data to solve complex, multi-step workflows. You will build reliable RAG, evaluation, and observability capabilities and deliver robust Python services.

Responsibilities

  • Design and productionize GenAI and agentic systems that orchestrate models, tools, enterprise data, state and memory, and human input
  • Develop agent orchestration patterns for planning, routing, tool calling, structured outputs, workflow graphs, handoffs, retries, and recovery
  • Build reusable agent tools, APIs, and connectors with clear schemas, authentication, permissions, sandboxing, and least-privilege access
  • Build and optimize RAG and enterprise search using embeddings, vector databases, hybrid retrieval, metadata filtering, reranking, grounding, and citations
  • Create evaluation and test frameworks that measure task completion, groundedness, retrieval quality, tool-use accuracy, robustness, and end-to-end outcomes
  • Implement observability for prompts, traces, retrieval, model behavior, token usage, cost, latency, failures, and user feedback to drive improvements
  • Develop production-grade Python and FastAPI services with automated testing, CI/CD, load testing, caching, fallbacks, and performance optimization
  • Apply Responsible AI and security practices including guardrails, content filtering, privacy controls, authorization, auditability, and escalation paths
  • Collaborate with product, engineering, and domain partners to translate needs into measurable workflows, prototype quickly, and scale successful solutions

Requirements

  • 3+ years experience delivering production-ready AI or GenAI solutions
  • Senior-level ownership skills to lead technical decisions for agentic workflows
  • Strong project execution skills to take prototypes to reliable production releases
  • Advanced Python skills for production software engineering and data handling
  • FastAPI development skills including async APIs, testing, and service design
  • Agent orchestration skills with tool/function calling, structured outputs, state and memory, retries, and human-in-the-loop controls
  • RAG engineering skills using embeddings, vector databases, hybrid retrieval, reranking, grounding, and citations
  • Evaluation framework skills for LLM and agentic quality, safety, and regression testing
  • Observability skills for prompts, traces, tool calls, retrieval, cost, latency, and failures
  • Responsible AI and security skills including guardrails, prompt-injection defenses, and privacy controls
  • Upper-Intermediate English skills (B2, Upper-Intermediate)

Nice to have

  • Amazon Web Services skills including cloud-native deployment patterns
  • Data governance skills for enterprise content and access controls
  • Gen AI assisted development skills to accelerate delivery and maintain quality
  • Machine learning engineering skills for model evaluation and system integration
  • Responsible AI skills for safety, compliance, and risk management

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