Experiencing 502/504 timeouts, 100% PostgreSQL CPU lockups, or runaway cloud bills? Hire senior freelance programmer Aldian Fazrihady for rapid root-cause triage and stabilization. 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: First-Hour `pg_stat_activity` Lock-Tree Triage, Index Hotfixes & Connection Pool Stabilization
-- Identify blocking PIDs and long-running queries immediately during an incident
SELECT pid, usename, state, wait_event_type, wait_event,
now() - query_start AS duration, left(query, 120) AS query_snippet
FROM pg_stat_activity
WHERE state != 'idle'
ORDER BY duration DESC;
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 (630+ 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