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BackSep 25
Jovan I.

Jovan I.

Penetration Tester | Cybersecurity Engineer | Ethical Hacker

🛡️ Stop guessing your security posture. Know it. 🛡️ I started my career as an IT Support & System Administrator 🖥️, and over the years I’ve grown into a Cybersecurity Engineer & Microsoft Certified: Azure Security Engineer Associate (AZ-500 🏅) with 150+ successful penetration tests, security audits 📊, and incident response projects across web, mobile, cloud, and enterprise environments. I don’t just find vulnerabilities-I simulate real-world adversaries 🎯 and deliver practical, actionable intelligence to secure your systems. I specialize in offensive and defensive security ⚔️, mobile pentesting (iOS & Android 📱), digital forensics 🔍, email & identity security ✉️, WordPress & web security 🧹, and enterprise IT & cloud security 🏢. My work spans Windows, Linux, macOS, Azure, Microsoft 365, Google Workspace, and hybrid infrastructures ☁️🔑. 🔥 What I Can Do For You Windows Server & Active Directory Hardening 🏛️ – Domain controllers, Group Policy, role-based access, hybrid AD/Azure integration Mobile Pentesting 📱 – Deep testing of apps, APIs, and backend integrations Red Teaming & Advanced Adversary Simulation ⚔️ – Real-world attack scenarios to test your defenses Cloud & Microsoft Security ☁️ – Identity, email, tenant hardening (Azure/M365) Email & Identity Protection ✉️🛡️ – Spam, phishing, mail-bomb, account takeover prevention WordPress & Web Security 🧹 – Malware removal, security audits, plugin & theme hardening Cloudflare Security & API 🔒 – DNS, WAF, rate limiting, banking API testing Forensics & Data Recovery 🔍 – Deleted messages/files, email analysis, evidence tracing Incident Response & Threat Analysis 🧭 – Rapid investigation and remediation guidance 📜 Professional Certifications & Expertise Offensive & Red Team ⚔️ 🛡️ CWL Active Directory Red Team Specialist ⚔️ CWL Web Red Team Analyst 💥 RED Team Operator 🕵️‍♂️ PEH – Professional Ethical Hacker 🌐 Web App Penetration Testing Specialist 💻 Windows Privilege Escalation Expert 🐧 Linux Privilege Escalation Expert 🏆 IT Masters Penetration Testing Cloud & Infrastructure ☁️ 🏛️ CWL – Certified Cyber Security Engineer (CCSE) 🛡️ Microsoft Certified: Azure Security Engineer (AZ-500) ☁️ CWL – Certified Multi-Cloud Red Team Analyst (MCRTA) 🔐 SSCP – Systems Security Certified Practitioner (ISC²) 🧱 Palo Alto Networks – Cybersecurity Foundation 🕵️ IBM – Cybersecurity Analyst Professional Certificate 💠 Google – Cybersecurity Professional Certificate Specialized Knowledge 🔑 🏥 Cybersecurity in Healthcare 📋 OWASP Top 10 Certification 🔍 IBM Pen-Testing, Threat Hunting & Cryptography 🚀 Penetration Testing 2025 (Latest Standards) 🚀 Why Hire Me I don’t just deliver a PDF report. I provide practical, prioritized, actionable guidance 📊 so developers, administrators, and stakeholders understand the how, why, and impact of every issue. My 150+ projects include Gmail inbox protection, WordPress malware cleanup, cloud hardening, mobile pentest, email forensics, Windows Server & AD setups, API security, and incident response. 🔧 If you want a professional, meticulous, and battle-tested security engineer – I can start immediately.

🇷🇸Novi Sad, Serbia$95/hr100% JSS3.64 (23)Since Mar 2025
GlobeUpwork

Earnings and projects

MRR (estimate)as of Sep 25
≈$2.8k

An estimate from an earlier read

World#13,747 / 412k
🇷🇸Country#141 / 4,015
Revenue, last 30 days
—

Last 6 months: $17k

Total earnings
$58k

Billed in all: $61k

World#67,247 / 412k
🇷🇸Country#951 / 4,015
Per project
$1.3k

$1.3k in the last 6 months

World#105,461 / 412k
🇷🇸Country#1,202 / 4,015
Projects, last 6 months
13

Across 14 contracts

29% fixed71% hourly
World#12,441 / 412k
🇷🇸Country#79 / 4,015
Projects in all
45

Across 50 contracts

32% fixed68% hourly
World#67,784 / 412k
🇷🇸Country#991 / 4,015

Earnings, last 30 days

$61.1kNo reading in this rangeBilled in all by Sep 8, 2026, the last reading before this range
$60k$61k$62k$63kNo dataOct 8Oct 23Nov 7

No reading in this range. Dotted: longer than usual between two readings. Hatched: over two weeks without one.

Skill rankings: #1 in 1 skill of 12

Rarest: top 3% in Ethical Hacking, of 320. Ranked by MRR among everyone on Upwork with the skill.

  1. 1White Box Testing26 freelancers · 🇷🇸 #1Top 4%
  2. 3Red Team Assessment61 freelancers · 🇷🇸 #1Top 5%
  3. 3Group Policy53 freelancers · 🇷🇸 #1Top 6%
  4. #4Metasploit42 freelancers · 🇷🇸 #1Top 10%
  5. #7Web App Penetration Testing235 freelancers · 🇷🇸 #1Top 3%
  6. #7OWASP109 freelancers · 🇷🇸 #1Top 6%
  7. #8Ethical Hacking320 freelancers · 🇷🇸 #1Top 3%
  8. #9Network Penetration Testing212 freelancers · 🇷🇸 #1Top 4%