IT Service, Support and Operations | Artificial Intelligence

APN Consulting, Inc. is a progressive IT staffing and services company offering innovative business solutions to improve client business outcomes. We focus on high impact technology solutions in ServiceNow, Fullstack, Cloud & Data, and AI / ML. Due to our globally expanding service offerings we are seeking top-talent to join our teams and grow with us.Job Title: Technology Specialist - IT Service, Support and Operations | Artificial Intelligence | Artificial Intelligence - ALLWork Location: Bellevue, WA 98007Contract duration: 12 monthsExperience Level : 8+ years' experience with 5+ years in AI development. PFB the technology skills required.Client : InfosysDuration : 6 MonthsWork Mode : OnsiteNeed permanent resident who can work for any employer in USCore Language & Architecture• Python 3.11+• Advanced type hints (PEP 484), static typing discipline• Async programming (asyncio, async/await, async generators)• aiohttp / httpx (async HTTP clients)• Pydantic v2 (BaseModel, validation, settings management)• Structured logging & tracing patterns• Redis (pub/sub, TTL, async clients)• REST API design & integration patterns• Retry/backoff strategies (Tenacity)• Concurrency patterns (parallel tool calls, task orchestration)AI / LLM / Agent Systems• LangGraph (state machines, conditional edges, checkpointing)• LangChain 0.3.x (LLMChain, StructuredTool, retrievers, prompt templates)• ReAct-style agent architectures• Tool-based agent design (40+ tool environments)• Azure OpenAI / OpenAI APIs (GPT-4o, deployment mgmt, rate limits, token budgeting)• Prompt engineering (few-shot, structured output, JSON mode)• PydanticOutputParser / structured LLM responses• Guardrails / PII redaction patterns• Memory abstractions for agents• Langfuse (trace instrumentation, evaluation, prompt management)• LLM fallback chains & error recovery• RAG prompt grounding strategies• LLM fine-tuning• Neural Network training & tuning• Traditional ML models (random forest, k-means clustering, linear regression, etc.)• MCP development and consumptionRetrieval, Search & RAG Engineering• Vector databases (Qdrant and/or Milvus)• HNSW indexing parameters• Filtering strategies• Embedding pipelines (OpenAI ada-002 or equivalent)• Batch embedding & re-indexing workflows• Hybrid retrieval (BM25 + semantic)• Score fusion strategies• Cross-encoder reranking (BAAI/bge models)• FastAPI-based inference services• LangChain retriever abstractions• RAG evaluation metrics:o Faithfulnesso Relevanceo NDCGo MRR• Trace-level RAG evaluation (Langfuse)Data Engineering & ETL• Prefect 2.x / 3.xo Flows, tasks, futureso Deployments (YAML)o Scheduling• ETL/ELT designo Schema evolutiono Query optimization• OAuth authentication• Warehouse/schema management• PostgreSQL 16/17o psycopg 3.xo Connection poolingo SQLAlchemy 2.x (ORM + asyncio)o Alembic migrationso Advanced SQLo Multi-table JOINso CTEso Window functions• Timezone conversion• Pandas 2.x (complex multi-stage transformations)• PyArrow / columnar formats• Azure Blob Storage (azure-storage-blob)• Document ingestion/parsing:o Doclingo Unstructuredo python-docxo python-pptxDevOps & Platform• Docker• Linux fundamentalsNice-to-Haves• Ray (distributed execution)• Columnar performance tuning• Network operations domain knowledge• NOC / alarm correlation familiarityAPI & Enterprise Integrations• OAuth 2.0 (client credentials flow, token lifecycle)• MSAL (browser + service principal flows)• Microsoft Graph API• SharePoint• Outlook• Planner• OneDrive• Pagination• App permissions• ServiceNow REST API• Table API• Incident/change mgmt• Bulk operations• Splunk SDK• Saved searches• Async queries• Log analysis• Azure AD app registrations• IPAM / OTNA integrations (nice-to-have domain exposure)We are committed to fostering a diverse, inclusive, and equitable workplace where individuals from all backgrounds feel valued and empowered to contribute their unique perspectives. We strongly encourage applications from candidates of all genders, races, ethnicities, abilities, and experiences to join our team and help us build a culture of belonging.