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    Senior AI Engineer (Agents)

    Infuse
    PolandUS
    Remote
    Senior
    Full Time
    AILLMPythonTypeScriptAWSRemoteSenior

    Requirements

    • 5+ years of software engineering experience with production systems
    • Proven experience building LLM-based agents or agentic workflows in production with real users
    • Hands-on experience with agent frameworks and SDKs such as Claude Agent SDK, Claude Managed Agents, Pydantic AI, LangGraph or similar
    • Hands-on experience with MCP and RAG including building MCP servers and retrieval pipelines over real data
    • Experience with multiple LLM providers and AWS Bedrock including model selection, routing, fallbacks, cost and rate-limit management
    • Strong Python and SQL skills, comfortable with TypeScript/Node.js
    • Solid production engineering experience on AWS including Docker, CI/CD, testing, and observability
    • Product thinking and business focus with ability to define success in measurable terms and own outcomes
    • Daily use of agentic coding tools with good judgment to verify output
    • Clear communication skills with technical and non-technical stakeholders in English

    What You'll Do

    • Design and build LLM agents and agentic workflows including tool use via MCP, structured outputs, retrieval (RAG), multi-step orchestration, and human review steps
    • Build and maintain MCP servers and tool layers for agent access to company data and systems
    • Own quality and cost management including evals, telemetry, prompt and model versioning, provider failover and model routing
    • Ship through CI/CD pipelines with tests, containerized deploys, monitoring, and rollbacks
    • Contribute to shared platform components such as agent templates, LLM gateway, and observability
    • Work directly with business stakeholders to scope, prioritize and validate use cases
    • Use AI coding tools daily and verify their output

    Nice to Have

    • Experience with LLM observability or gateway tooling such as Langfuse, LiteLLM, OpenTelemetry for LLM traces or similar
    • Experience with B2B contact and company data enrichment, deduplication, matching
    • Experience in cloud operations or FinOps including monitoring, incident handling, cost management
    • Experience with event-driven or workflow-engine technologies like Kafka, Temporal or similar
    • Experience replacing no-code or workflow-tool automations with production code

    Benefits

    • Fully remote work format
    • Collaborative and creative environment valuing initiative and experimentation
    • Paid time off and sick leave
    • Reduced working hours on Fridays during the summer
    • Days off on US national holidays and your birthday
    • Schedule: 14 PM - 23 PM EEST (Kyiv time)

    About Infuse

    At the heart of INFUSE is a demand engine powered by data: first-party buying groups, deep intent signals, and exclusive competitor and market intelligence insights. This AI-driven demand engine ensures precision targeting across in-market buyer and account profiles to drive qualified interest. Omnichannel outreach and INFUSE-exclusive marketing programs identify and engage prospective buying groups throughout their journey.

    Boca Raton, FL, US
    1000 - 5000
    Marketing & Advertising