Top Web Application Security freelancers

246 freelancers list Web Application Security on Upwork.

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Showing 50 of 246Data updated Nov 7

# Freelancer		SinceMember since
Iskandar R. 🇵🇱🇵🇱 Security Engineering and Cybersecurity Analytics	$12k↑ 3%	Jan 2016Jan 20, 2016
Andrew C. 🇺🇸🇺🇸 AI Workflow Automation \| Lovable, Supabase, n8n \| I Secure AI Apps	$11k↑ 50%	Feb 2016Feb 27, 2016
Vishal S. 🇮🇳🇮🇳 Laravel \| React \| Vue \| WordPress, WooCommerce \| Shopify Plus \| 11+ Yr	$9k↓ 2%	Apr 2017Apr 3, 2017
4 Abdullah A. 🇵🇰🇵🇰 No-Code App Auditor \| Bubble & Replit Takeover \| Security + AI	$8k↓ 1%	Jan 2014Jan 9, 2014
5 Anton M. 🇵🇱Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 7, 2026.🇵🇱 Senior Full-Stack Engineer \| Next.js & Supabase, AI Apps to Production	≈$7k–	Dec 2018Dec 21, 2018
6 Vedran J. 🇭🇷🇭🇷 Cloudflare DDoS/Bots/Workers \| AWS/Linux DevOps & AI Infrastructure	$7k↓ 2%	Apr 2013Apr 25, 2013
7 Mohammed J. 🇵🇸🇵🇸 Penetration Tester \| Application Security Expert \| Ethical Hacker	$7k↑ 11%	Apr 2023Apr 11, 2023
8 Hidden freelancer🇦🇱 Private profile	$6k–	–
9 Tharani T. 🇦🇺🇦🇺 Akamai CDN, DNS, Terraform	$6k↓ 1%	May 2023May 3, 2023
10 Luca F. 🇮🇹🇮🇹 Senior Penetration Tester \| Web, Mobile, API & LLM \| SOC 2 \| OSCP	$6k↑ 11%	Aug 2016Aug 22, 2016

Freelancer	MRR	Member since
11 Eslam M. 🇦🇪🇦🇪 Ethical Hacker & Pen Tester \| Bugs Reported to Microsoft & Facebook	$5k↑ 3%	Nov 2011Nov 19, 2011
12 Harshita M. 🇮🇳🇮🇳 Acquia Certified Drupal Expert \| Custom Modules \| Theme Development	$5k↓ 17%	Feb 2025Feb 11, 2025
13 Mustafa S. 🇺🇸🇺🇸 Fractional CTO \| I Stabilize AI-Built SaaS (Cursor, Lovable, Supabase)	$4k↓ 22%	Jun 2013Jun 1, 2013
14 Najam U. 🇵🇰🇵🇰 Penetration Tester \| Cloud, Web, API & Network Security \| vCISO	$3k↑ 46%	Aug 2017Aug 17, 2017
15 Youssef E. 🇲🇦🇲🇦 Penetration Tester \| Web, API, Network & Cloud Security \| GXPN, GCIH	$3k↑ 9%	Oct 2025Oct 25, 2025
16 Bhashit P. 🇮🇳🇮🇳 Compliance Audit \| ISO27001 \| SOC2 \| GDPR \| HIPAA \| vCISO	$3k↓ 17%	Oct 2020Oct 24, 2020
17 Zain U. 🇵🇰🇵🇰 Full Stack Next.js React Supabase Developer \| MVP, Stripe, RLS, AI	$3k↑ 14%	Jul 2023Jul 31, 2023
18 Jovan I. 🇷🇸Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Sep 25, 2026.🇷🇸 Penetration Tester \| Cybersecurity Engineer \| Ethical Hacker	≈$3k–	Mar 2025Mar 9, 2025
19 Mansoor A. 🇵🇰🇵🇰 Web App & Network Penetration Tester \| OSCP \| API Security \| AppSec	$3k↑ 1%	Jul 2020Jul 2, 2020
20 Ola W. 🇺🇸🇺🇸 Cloud & AI Security Architect \| FedRAMP, HIPAA & vCISO	$3k↓ 5%	Apr 2019Apr 2, 2019

Freelancer	MRR	Member since
21 Vasyl D. 🇺🇦🇺🇦 Senior Application Security Engineer \| Cloud & AI Security Specialist	$3k↑ 3%	Mar 2018Mar 1, 2018
22 Himani S. 🇮🇳🇮🇳 QA Tester \| Jira, Manual, Web, Mobile, Software and Game Testing	$2k↑ 3%	May 2021May 26, 2021
23 Hassan S. 🇵🇰🇵🇰 OSCP Penetration Tester \| Web & API Pentest \| VAPT \| SOC 2 & PCI DSS	$2k↑ 19%	Mar 2026Mar 15, 2026
24 Huzaifa A. 🇵🇰🇵🇰 Full-Stack Web Developer (React Node.js Laravel) \| Web App Security	$2k↑ 17%	Oct 2022Oct 22, 2022
25 Younes M. 🇲🇦🇲🇦 Full-Stack SaaS Developer \| Multi-Tenant, Next.js, Supabase, Security	$2k↑ 6%	Jun 2020Jun 14, 2020
26 Ali A. 🇱🇧🇱🇧 cybersecurity and software development	$2k↑ 16%	May 2025May 28, 2025
27 Md Shohel R. 🇧🇩🇧🇩 Penetration Tester, OSCP, ISO 27001 LA, eCPPT, eWPTX & CEH Certified	$2k↓ 26%	Jun 2020Jun 4, 2020
28 Salomon A. 🇨🇴🇨🇴 Cloud, DevOps & Security Engineer \| Azure, AWS, AI Agents, DNS & Email	$1k↓ 26%	Dec 2025Dec 13, 2025
29 Eva G. 🇲🇰 NewNew🇲🇰 Cybersecurity Consultant \| Pentesting, SOC Setup & Automation	$1k↑ 65%	Jun 2022Jun 23, 2022
30 Zaeem A. 🇵🇰🇵🇰 Penetration Tester \|vCISO \| SOC 2 \| ISO 27001\| Vanta \| Drata \| OSCP	$1k↑ 18%	Jan 2025Jan 25, 2025

Freelancer	MRR	Member since
31 Mukarram K. 🇸🇬🇸🇬 Penetration tester \| Security analyst \| Backend developer \| AWS DevOps	$1k↑ 6%	Apr 2017Apr 20, 2017
32 Abhijit D. 🇧🇩🇧🇩 OSINT Expert,Cyber Security Specialist and Ethical Hacker	$1k↓ 17%	Aug 2023Aug 25, 2023
33 Tan P. 🇻🇳🇻🇳 Senior Full-Stack Engineer for Fintech & SaaS \| Next.js, Node.js, Auth	$1k↓ 6%	Feb 2015Feb 12, 2015
34 Emanuel P. 🇦🇷🇦🇷 Penetration Testing as-a-Service (PTaaS) \| Ethical Hacking	$1k↓ 10%	Mar 2019Mar 1, 2019
35 GM Salman A M. 🇧🇩🇧🇩 Penetration Tester \| Ethical Hacker \| Cybersecurity \| OSCP+ CEH	$897↑ 3%	Apr 2023Apr 12, 2023
36 Omar Francisco A. 🇲🇽 NewNew🇲🇽 AWS DevOps & Linux Server Admin \| Docker, CI/CD, Web App Security	$875↓ 12%	Feb 2026Feb 2, 2026
37 Muhammad Hamaad N. 🇵🇰🇵🇰 Linux System Administrator \| Network Security \| Penetration Testing	$875↑ 7%	Aug 2022Aug 3, 2022
38 Muhammad U. 🇵🇰🇵🇰 Technical \| Customer Support & Cybersecurity expert	$758↑ 5%	Nov 2013Nov 11, 2013
39 Sagar S. 🇮🇳🇮🇳 Expert WordPress Developer \| WooCommerce \| Elementor & AI Solution	$757↑ 19%	Jul 2015Jul 17, 2015
40 Mislav K. 🇭🇷🇭🇷 OSCP+ Penetration Tester \| Web Application & Network Security	$742↑ 6%	Jan 2020Jan 7, 2020

Freelancer	MRR	Member since
41 Muhammad I. 🇵🇰🇵🇰 Next.js Developer \| React, TypeScript, Node.js, Supabase \| SaaS & AI	$697↓ 24%	Apr 2026Apr 11, 2026
42 Sareer A. 🇩🇪🇩🇪 Senior Penetration Tester \| OSCP \| Web, API & Network Pentest	$630↑ 936%	Jun 2025Jun 16, 2025
43 Muhammad A. 🇨🇦🇨🇦 AI Developer \| GenAI, LLM, RAG, Automation \| Full-Stack & Secure	$619↓ 4%	Oct 2025Oct 22, 2025
44 Mona A. 🇵🇸🇵🇸 Accomplished and Experienced WordPress Developer.	$577↓ 1%	Jul 2020Jul 15, 2020
45 Thomas B. 🇮🇪 NewNew🇮🇪 Network & System Administration \| Network Administration	$548↓ 29%	Apr 2026Apr 10, 2026
46 Carlos G. 🇵🇪🇵🇪 Information Security, Cybersecurity & Ethical Hacker Consultant	$527↓ 6%	Jul 2021Jul 12, 2021
47 Zakir H. 🇧🇩🇧🇩 Website Support Specialist \| AI Developer \| AEOExpert	$520↓ 9%	Jan 2019Jan 11, 2019
48 Chakradhar C. 🇮🇳🇮🇳 Lead Pentester & Compliance Specialist \| SOC 2, ISO 27001, PCI DSS	$448↓ 1%	Sep 2020Sep 29, 2020
49 Vishal B. 🇮🇳🇮🇳 Penetration Tester & Blockchain Security Engineer \| VAPT \| Solidity \|	$418↓ 5%	Jul 2020Jul 29, 2020
50 NAHID M. 🇧🇩🇧🇩 Senior Penetration Tester \| Web & API Security \| OWASP Top 10	$4150%	Jan 2024Jan 10, 2024

From public Upwork profiles, refreshed daily.