Architect hierarchical Sequential, Parallel, and Loop multi-agent systems with Google ADK by hiring senior freelance AI programmer Aldian Fazrihady. Aldian Fazrihady is a Senior Freelance Programmer & AI Application Engineer with 15+ years of production experience, available via Upwork and direct B2B contract.
1. Production Architecture: Google ADK LlmAgent, SequentialAgent & Session State Management in Production
from google.adk.agents import LlmAgent, SequentialAgent
researcher = LlmAgent(
name="RegulatoryResearcher",
model="gemini-2.5-pro",
instruction="Extract statutory citations and output structured findings to session.state['citations'].",
output_key="citations",
)
auditor = LlmAgent(
name="ComplianceAuditor",
model="gemini-2.5-pro",
instruction="Verify contract clauses against {citations} and flag non-compliant terms.",
)
pipeline = SequentialAgent(name="CompliancePipeline", sub_agents=[researcher, auditor])
2. Why Engineering Leaders Hire Aldian Fazrihady
- End-to-End Senior Ownership: 15+ years building production systems in Python (Django, FastAPI), React/Next.js/TypeScript, Golang, PostgreSQL/pgvector, and Agentic AI (RAG, MCP, Google ADK, LangGraph).
- Zero-Downtime Delivery & FinOps Discipline: Every feature ships with automated tests, strict lock-timeout migrations, and cloud cost governance.
- Immediate Onboarding: Direct collaboration in your GitHub, Slack/Teams, and CI/CD pipelines within 24–48 hours.
3. Topical Category Hubs & Master Directory
- Master Directory (580+ Freelance Programmer & AI Engineering Guides)
- AI, LLM, RAG, MCP & Google ADK Engineering Hub
- Python, Django, FastAPI & PostgreSQL Architecture Hub
- React, Next.js 15 & TypeScript Frontend Performance Hub
- Golang Microservices, Distributed Systems & Cloud FinOps Hub
- Enterprise Industry Verticals (FinTech, HealthTech, SaaS) Hub