Senior Python Engineer - Agentic AI

Position: Senior Python Engineer – Agentic AI
Location: San Francisco, California (Hybrid)
Duration: 3 months Contract (with the possible extension)

Job Overview: About the Initiative
• Part of the Consumer Technology Marketing Technology organization.
• Focused on building and deploying greenfield Agentic AI solutions.
• Team is developing AI agents that orchestrate and automate marketing campaign activities.
• Since launching in March, the team has successfully built 6 AI agents and is now entering the next phase of scaling and enhancement.
• The first production agents are scheduled to go live on August 24th.
• Long-term roadmap is expected to expand to 20+ AI agents.
• This is one of the bank's first major Agentic AI initiatives and is considered a highly visible, strategic program.
Role Overview
• Hands-on development role with a strong coding focus.
• Resources will primarily be building, enhancing, and supporting AI agents rather than spending significant time in meetings.
• Daily collaboration occurs through team standups and close interaction with developers and architects.
• Candidates should be comfortable communicating technical needs and blockers, though executive-facing responsibilities are minimal.
Target Candidate Profile
• Strong backend Python developer with experience building and supporting microservices-based applications.
• Experience designing and consuming APIs.
• Familiarity with Large Language Models (LLMs), Agentic AI frameworks, and AI orchestration concepts.
• Experience working with MongoDB and vector databases.
• Financial services experience is not required.
Required Experience
• Python: 5+ years
• Microservices: 5+ years
• API Development/Integration: 5+ years
• MongoDB: 5+ years
• Agentic AI: 2+ years preferred

Core Technical Skills
• Python software engineering
• REST API development
• Microservices architecture
• Distributed systems design
• Backend service development
• FastAPI
• AsyncIO
• Multiprocessing
• Performance tuning and profiling
• Caching strategies
• Database/query optimization
• Event-driven architecture
• High-availability and fault-tolerant system design
Generative AI / LLM Skills
• Generative AI application development
• Large Language Models
• Agentic AI systems
• Multi-agent workflow design
• Retrieval-Augmented Generation
• Hybrid RAG architectures
• Knowledge graph–enhanced RAG
• Prompt engineering
• Prompt orchestration
• Tool calling
• LLM routing and fallback strategies
• Fine-tuning evaluation
• Model evaluation frameworks
• Hallucination detection
• Human-in-the-loop validation
• Text-to-SQL using LLMs
• Schema-aware prompting
• Embeddings and semantic search
AI Platform & Architecture Skills
• Enterprise AI platform architecture
• Scalable AI workflow design
• AI governance standards
• AI guardrails implementation
• Responsible AI controls
• PII redaction
• Audit logging
• Model usage monitoring
• Latency, cost, and accuracy optimization
• AI/ML feature engineering
• Recommendation systems
• Feedback loops for model improvement
Data Engineering Skills
• Kafka
• Streaming data pipelines
Databases & Vector Search
• Vector database architecture
• Semantic retrieval
• Re-ranking
• Embedding pipelines

About PTR Global: PTR Global is a leading provider of information technology and workforce solutions. PTR Global has become one of the largest providers in its industry, with over 5000 professionals providing services across the U.S. and Canada. For more information visit

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Pay Range: $80.00 - 90.00/hr on W2

The specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment. Our full-time consultants have access to benefits, including medical, dental, vision, and 401K contributions, as well as PTO, sick leave, and other benefits mandated by applicable state or localities where you reside or work.

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