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Khusham A.
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Khusham A.

Android Reverse Engineer | Mobile Security | Frida | Jadx | IOS

Certified Android Reverse Engineer | Penetration Tester | Mobile App Security Specialist Are you worried your Android app or backend system might be vulnerable to hackers, repackaging, or reverse engineering? I help companies and developers break their own software — before real attackers do. With over 3 years of hands-on experience in penetration testing, APK reverse engineering, and mobile app security, I uncover critical security flaws that others miss — fast, efficiently, and ethically. What I Specialize In: - Android APK reverse engineering (smali, JADX, Ghidra, Frida) - Mobile app penetration testing (Nt, API endpoints, SSL pinning bypass) - Static & dynamic analysis (IDA Pro, MobSF, Burp Suite, Frida) - API security and backend recon - Malware Analysis - Data recovery and extraction 🧠 Tools & Tech Stack: Frida, Objection, MobSF, Burp Suite, Ghidra, JADX, Apktool • Frida, Objection, MobSF, Burp Suite, Ghidra, JADX, Apktool, MITM proxy, Postman • CVSS scoring, API fuzzing, token analysis, Custom Python Scripts 🚀 Why Clients Hire Me: Proven experience with real-world Android app assessments ✔️ Strong communication + actionable reporting ✔️ Trusted by fintech, SaaS, and security-conscious startups ✔️ Fast turnaround without sacrificing depth ✔️ 100% ethical, confidential, and detail-obsessed. 📌 Ready to: • Find critical vulnerabilities before attackers do? • Secure your app before launch or audit? • Get a deep technical analysis + clear recommendations? 👉 Send me a message and let’s secure your app today.

🇵🇰Islamabad, Pakistan$50/hr100% JSS5.00 (3)Since Jul 2025

Earnings and projects

MRR
$29

Last 6 months ÷ 6

World#160,333 / 412k
🇵🇰Country#23,493 / 52.9k
Revenue, last 30 days
$194

Last 6 months: $173

World#82,941 / 412k
🇵🇰Country#11,202 / 52.9k
Total earnings
$3.5k

Billed in all: $3.6k

World#284,375 / 412k
🇵🇰Country#33,493 / 52.9k
Per project
$589

$173 in the last 6 months

World#167,826 / 412k
🇵🇰Country#17,080 / 52.9k
Projects, last 6 months
1
0% fixed100% hourly
World#128,096 / 412k
🇵🇰Country#22,565 / 52.9k
Projects in all
6

Across 7 contracts

86% fixed14% hourly
World#250,293 / 412k
🇵🇰Country#39,844 / 52.9k

Earnings, last 30 days

$3.6k+$194 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$3,250$3,500$3,750$4,000Oct 9Oct 24Nov 8

Skill rankings: Top 25% in Java

Ranked by MRR among everyone on Upwork with the skill.

  1. #43Open Source125 freelancers · 🇵🇰 #5Top 34%
  2. #52Native App125 freelancers · 🇵🇰 #16Top 42%
  3. #78Cyber Threat Intelligence201 freelancers · 🇵🇰 #17Top 39%
  4. #284Android App776 freelancers · 🇵🇰 #89Top 37%
  5. #329Network Security902 freelancers · 🇵🇰 #57Top 36%
  6. #352Reverse Engineering721 freelancers · 🇵🇰 #62Top 49%
  7. #366Python Script1,307 freelancers · 🇵🇰 #95Top 28%
  8. #1,319Mobile App3,535 freelancers · 🇵🇰 #259Top 37%