Senior Agentic AI Developer
PlanIT Group, LLC · Arlington, VA · 3 mo ago
RemoteRemoteInformation TechnologyContract
Key Responsibilities
- Design and implement agentic AI systems with planning, memory, and tool orchestration
- Build and maintain multi-agent architectures for collaborative problem solving
- Integrate LLMs with APIs, databases, vector stores, and enterprise platforms
- Develop agent reasoning pipelines (ReAct, tree-of-thought, reflection loops, etc.)
- Optimize prompt engineering, system instructions, and tool schemas
- Ensure reliability, observability, and evaluation of AI agent outputs
- Establish guardrails, safety constraints, and monitoring mechanisms
- Collaborate with infrastructure teams to define AI strategy
Required Experience/Skills/Certs/Education
- Core AI & Agentic Systems
- Strong experience with large language models (OpenAI, Anthropic, open-weight models)
- Experience building agent frameworks using tools such as:LangGraph / LangChain, AutoGen, CrewAI
- Custom agent orchestration systems
- Deep understanding of Prompt engineering, Tool calling / function calling, Multi-agent coordination patterns
- Experience with RAG pipelines and vector databases (e.g., Pinecone, Weaviate, FAISS)
- Senior-level proficiency in Python and/or Powershell
- Strong software architecture and system design skills
- API integration
- Monitoring & logging
Required Experience
- 5+ years of professional software engineering experience
- 2+ years working with LLM-based systems or AI applications
- Demonstrated experience building production AI agents (not just prototypes)
- Experience collaborating with and mentoring peers
Additional Provisions
- PASS both a client mandated clearance process to include drug screening, criminal history check and credit check.
- All candidates must be a US Citizen
- Candidate must have lived in the US for the past 5 years
- Cannot have more than 6 months travel outside the United States within the last five years
- Military Service excluded. (Exception does not include military family members.)