At Pretius, we are seeking an experienced AI Engineer to optimize AI solutions that drive our digital transformation services.
Project / Role
- Design, develop, and maintain AI agents for a production-grade LLM and deterministic Python-based tax pipeline.
- Build planning and rollover agents using modern agentic workflow patterns.
- Integrate AI solutions with PwC applications through REST APIs and Model Context Protocol (MCP) tools.
- Develop agent-to-agent (A2A) compatible components for a graph-based orchestration platform built with LangGraph.
- Implement scalable, stateful multi-agent workflows with durable execution and human-in-the-loop capabilities.
- Build reliable, secure, and high-performance backend services using modern Python technologies.
- Collaborate with cross-functional teams to deliver enterprise AI solutions.
- Ensure code quality through automated testing, code reviews, and engineering best practices.
Requirements
- Proven experience as a Software Engineer with 1+ year of hands-on experience developing Agentic AI workflows.
- Strong Python skills, including asyncio, FastAPI, Pydantic, and automated testing with pytest / pytest-asyncio.
- Practical experience building LLM-based agents, including tool calling, structured outputs, multi-agent architectures, and cost/latency optimization using frameworks such as Claude Agent SDK or similar.
- Experience with LangGraph, including graph-based orchestration, stateful workflows, human-in-the-loop execution, durable checkpointing, and Agent-to-Agent (A2A) communication.
- Hands-on experience with Model Context Protocol (MCP) for building and integrating agent tools.
- Experience integrating enterprise applications through REST APIs using OAuth2 / Azure AD SSO.
- Knowledge of Redis / Redis Stack, Docker, and modern software engineering best practices.
- Professional English and strong collaboration skills.
Nice to have:
- Experience with observability platforms such as OpenTelemetry, Datadog, or Langfuse.
- Familiarity with Azure services (Blob Storage, Managed Search).
- Experience with LLM evaluation frameworks (LLM-as-a-Judge).
- Knowledge of specification-driven development.
- Experience in tax or accounting domains.
What do we offer?
- We focus on long-term relationships based on fair principles and reliability.
- Co-financing of the Multisport card and Medicover private healthcare.
- Modern office available.
- Team bonding activities, internal courses, conferences, certifications.