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Tohfa A.

Tohfa A.

Web Scraping & Automation Expert | Anti-Bot Bypass | Python

I repair, build, and scale high-concurrency data pipelines. When standard web scrapers fail against advanced bot detection, TLS fingerprinting, or complex login workflows, I engineer the systems that get your data flowing again. With over 7 years of experience in backend development and enterprise automation, I specialize in extracting reliable data from heavily protected targets. I currently manage concurrent extraction architectures across more than 200 complex websites, navigating advanced anti-bot measures and network resets seamlessly. My Core Capabilities: - Anti-Bot & Security Bypass: Defeating Cloudflare, DataDome, and TLS fingerprinting using advanced browser automation tools like Playwright, DrissionPage, and Camoufox. - High-Concurrency Extraction: Architecting highly concurrent, lightning-fast extraction engines in Golang and Python to handle massive daily volumes (2M+ daily requests) without dropping requests or burning proxies. - Enterprise Cloud Infrastructure: Deploying scalable, serverless data pipelines and backend services using AWS (Lambda, SQS, DynamoDB). Reliable Delivery: Clean, automated exports to PostgreSQL, MySQL, JSON, or custom REST APIs (Django/FastAPI). I do not just write fragile scripts; I build robust extraction pipelines with built-in monitoring, retry logic, and error handling so we can adapt quickly when a target site updates. Before we start, I am happy to review your target URL and tell you exactly which security layer (TLS, JS challenge, behavioral) is blocking your current setup. If your current data pipeline is broken, or you need to extract data from a highly protected source, let's discuss how to unblock your workflow.

🇧🇩Jessore, Bangladesh$45/hr100% JSS4.19 (57)Since Sep 2018

Earnings and projects

MRR
$58

Last 6 months ÷ 6

World#147,742 / 412k
🇧🇩Country#5,185 / 15.0k
Revenue, last 30 days
$0

Last 6 months: $347

Total earnings
$31k

Billed in all: $32k

World#107,228 / 412k
🇧🇩Country#3,189 / 15.0k
Per project
$353

$173 in the last 6 months

World#215,899 / 412k
🇧🇩Country#5,799 / 15.0k
Projects, last 6 months
2
100% fixed0% hourly
World#88,922 / 412k
🇧🇩Country#4,446 / 15.0k
Projects in all
89

Across 102 contracts

82% fixed18% hourly
World#32,261 / 412k
🇧🇩Country#2,725 / 15.0k

Earnings, last 30 days

$31.7kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$31.0k$31.5k$32.0k$32.5kOct 9Oct 24Nov 8

Skill rankings: Top 16% in cURL

Ranked by MRR among everyone on Upwork with the skill.

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  8. #676Selenium2,249 freelancers · 🇧🇩 #37Top 30%