class SandiRidwan:
def __init__(self):
self.role = "Automation Architect & Data Pipeline Engineer"
self.location = "Palu, Central Sulawesi 🇮🇩"
self.languages = ["Python", "JavaScript", "SQL", "Bash"]
self.stack = ["FastAPI", "Playwright", "Docker", "MongoDB", "AWS"]
self.specialties = [
"Large-scale web scraping (50K–500K records)",
"TLS fingerprint bypass & anti-bot evasion",
"Government & legal data extraction",
"Automation pipelines (Make.com, Zapier)",
"AI-powered data processing (Claude API, Groq)"
]
self.certifications = {
"TestDome Python": "Top 10% Global 🥇",
"TestDome SQL": "Top 10% Global 🥇",
"HackerRank SQL": "Advanced ✅",
"Harvard CS50P": "Verified ✅",
"IBM Data Analyst":"Professional Certificate ✅",
"MongoDB": "10 Skill Badges ✅",
"Microsoft": "Applied Skills: GitHub Actions ✅"
}
self.availability = "OPEN — Freelance & Remote Roles"
def contact(self):
return "sandyzvoster@gmail.com"
🏅 Independently verified — not just self-reported
| Platform | Certification | Result |
|---|---|---|
 |
Python | 🥇 Top 10% Global |
 |
SQL | 🥇 Top 10% Global |
 |
SQL Advanced | ✅ Passed |
 |
SQL Intermediate | ✅ Passed |
 |
Python Basic | ✅ Passed |
 |
Problem Solving | ✅ Passed |
 |
CS50's Python | ✅ Verified |
 |
Data Analyst | ✅ 9 Courses |
 |
GitHub Actions | ✅ Lab-Based |
 |
Full Stack | ✅ Core → AI Agents |
🏆 21 verified badges · Auto-updated daily · View all on Credly →
224,000 court cases extracted from ASP.NET WebForms government portal. VIEWSTATE bypass, TLS fingerprint evasion, binary search range discovery, thread-safe parallel scraping. Delivered as 41.2MB 9-tab relational Excel.
Stack: Python · curl_cffi Chrome120 · ASP.NET VIEWSTATE · ThreadPoolExecutor · openpyxl
Production-grade FastAPI backend serving Saudi FDA drug data. Async job queue, StreamingResponse, Playwright request interceptor for hidden POST pagination. Dockerized with multi-stage build, healthcheck, Telegram progress alerts.
Stack: FastAPI · Playwright · Docker · SQLite · Telegram Bot API · curl_cffi
Playwright async response interceptor capturing room-grid API. Geo-IP currency lock workaround. Timezone-aware dynamic dates via
ZoneInfo. GitHub Actions daily CI/CD. Full README documentation.
Stack: Playwright · Docker · GitHub Actions · zoneinfo · open.er-api.com
End-to-end lead pipeline: Calendly → Monday.com CRM sync → AI two-pass processing with Claude API + Groq. EU server config, webhook orchestration, structured output parsing.
Stack: Make.com · Calendly · Monday.com · Claude API · Groq (Llama 3.1)
┌─────────────────────────────────────────────────────┐
│ BYPASS TECHNIQUES — PROVEN IN PRODUCTION │
├─────────────────────────────────────────────────────┤
│ ✓ TLS Fingerprint Bypass curl_cffi Chrome120 │
│ ✓ JA3 Fingerprint Evasion custom TLS profiles │
│ ✓ ASP.NET VIEWSTATE span-ID parser │
│ ✓ Cloudflare WAF undetected-chromedriver │
│ ✓ Kasada Anti-Bot human-mimicry logic │
│ ✓ hCaptcha / reCAPTCHA 3rd party solving │
│ ✓ Dynamic JS Rendering Playwright intercept │
│ ✓ OTA Geo-IP Lock currency workaround │
│ ✓ Hidden API Discovery network intercept │
│ ✓ Pagination-less Sites binary search pattern │
└─────────────────────────────────────────────────────┘
Languages & Core
Scraping & Automation
Backend & DevOps
Cloud & Data
AI & LLMs
#!/bin/bash
echo "Looking for a scraping specialist or automation engineer?"
echo ""
echo " Upwork → https://www.upwork.com/freelancers/~011f6d0fbb4a372974"
echo " LinkedIn → https://www.linkedin.com/in/sandi-ridwan/"
echo " Email → sandyzvoster@gmail.com"
echo ""
echo "Availability : OPEN for freelance & remote roles"
echo "Timezone : WIB (UTC+8) — Asia/Makassar"
echo "Response time: < 24 hours"
"Turning raw web data into clean, profitable intelligence — one script at a time."
— Sandi Ridwan