Principal Full-Stack AI Engineer — Platform Architect
Location:
Hybrid / New York, NY
Duration:
Full-time
Rate range:
$ /hr
Basic Qualifications:
Principal-level full-stack experience
Distributed systems & platform engineering expertise
Cloud depth with a portable mindset
Hands-on GenAI / agentic engineering
Security & governance by design
AI-assisted engineering proficiency
Strong software engineering background
Required Skills:
Building production services end to end
Kubernetes, containers, IaC (Terraform), CI/CD, secrets/RBAC, and multi-tenant service design
Strong on GCP (GKE, Vertex AI, IAM, VPC Service Controls, BigQuery)
LLM and agent runtimes, multi-agent and sub-agent orchestration, A2A and MCP/tool integration
Identity-aware access, PII/PHI handling, runtime guardrails, gateway/policy-as-code, and audit/observability
Fluent with AI coding tools (Cursor, Claude Code, Copilot, Windsurf or equivalent)
Strong Python skills (and typically one of Go / Java / TypeScript)
Preferred Qualifications:
Not specified
Role and responsibilities:
Design the reference architecture and personally build the hardest pieces of the platform
Own the paved road — the reference architecture and the reusable registration pattern
Build the lifecycle registries and AI control-plane services
Develop the agent-building paved road for quick deployment of new agents
Deliver platform features as agents where applicable
Ensure portability in code by containerizing everything
Set the engineering bar for testing, CI/CD, IaC, and security-by-default standards
Mentor senior engineers and review the team's hardest designs and pull requests
Build with AI and develop agents end to end
Job description:
The most senior engineer on the team, serving as the technical anchor for the platform. Responsible for designing the reference architecture and personally building the most challenging components such as lifecycle registries, AI control-plane services, and harness/memory services. The role involves setting patterns for the team, building the agent-building paved road, delivering platform features as agents, enforcing code portability, and setting high engineering standards. The candidate will also mentor senior engineers and contribute to building with AI.
Since 1996, RJT has provided successful SAP, Oracle, and IT consulting solutions and staffing services to clients around the world. The new Apolis brings you the same personalized service fortified with a greater array of IT solutions, global expertise, and cost-management strategies.
We are a global IT consultancy that seamlessly integrates experts and leading-edge solutions into your organization so you can focus on what really matters.
Skills
Architectural Designunmatched
Artificial Intelligence (AI)unmatched
Artificial Intelligence (AI) Agentsunmatched
Cloud Computingunmatched
Continuous Deployment/Deliveryunmatched
Continuous Integrationunmatched
Distributed Computingunmatched
GCP (Good Clinical Practices)unmatched
Javaunmatched
MCP - Microsoft Certified Professionalunmatched
Memory Hardwareunmatched
Mentoringunmatched
Python Programming/Scripting Languageunmatched
Roadway Constructionunmatched
Software Engineeringunmatched
Systems Engineeringunmatched
Testingunmatched
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