Maximize European checkout conversion and PSD2 Strong Customer Authentication (SCA) exemptions by hiring senior freelance 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: 3DS2 Frictionless Exemption Flags (TRA / Low-Value), SEPA Direct Debit Mandates & VAT MOSS/OSS

def request_tra_exemption_if_eligible(amount_eur_cents: int, fraud_score: float) -> dict:
    if amount_eur_cents <= 25000 and fraud_score < 0.10:
        return {"request_three_d_secure": "any", "exemption": "transaction_risk_analysis"}
    return {"request_three_d_secure": "automatic"}

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