Top Cross Browser & Device Compatibility freelancers

82 freelancers list Cross Browser & Device Compatibility on Upwork.

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Showing 50 of 82Data updated Nov 7

# Freelancer		SinceMember since
ILLIA G. 🇺🇦🇺🇦 Software Engineer \| React, TypeScript, Next.js & Scalable FE Solutions	$8k↑ 8%	Feb 2025Feb 26, 2025
Kamal M. 🇮🇳🇮🇳 Manual QA Engineer \| Software Tester \| Web, Mobile & AI App Expert	$8k↓ 4%	Jul 2018Jul 10, 2018
Muhammad A. 🇵🇰🇵🇰 Software QA Engineer \| Manual & Automation Tester \| Fintech, SaaS, AI	$7k↑ 4%	Dec 2018Dec 14, 2018
4 Anne C. 🇵🇭🇵🇭 QA Tester \| AI Testing, LLM Evaluation & Software QA	$4k↓ 12%	Aug 2019Aug 23, 2019
5 Vasyl B. 🇺🇦🇺🇦 Manual QA Engineer \| Mobile, Web App Tester	$4k↑ 2%	Jun 2022Jun 1, 2022
6 Rohit K. 🇮🇳🇮🇳 QA Testing \| Agile Software Development, Agile Project Management	$4k↑ 6%	Aug 2025Aug 12, 2025
7 Inna D. 🇺🇦🇺🇦 Senior QA Engineer \| Web & Mobile \| Web3 & Generative AI / MCP Testing	$3k↓ 3%	Feb 2023Feb 5, 2023
8 Kevin H. 🇵🇭🇵🇭 Software QA (Mobile App & Web) \| Manual Tester \| UX	$3k↑ 2%	Oct 2022Oct 12, 2022
9 Shagufta N. 🇵🇱🇵🇱 Principal QA Automation Architect & AI Agent Engineer	$2k↓ 1%	May 2011May 23, 2011
10 Dalia A. 🇪🇬🇪🇬 Manual Tester \| QA Tester \| SaaS, Web, Mobile App, API & AI Testing	$2k↑ 25%	Sep 2018Sep 7, 2018

Freelancer	MRR	Member since
11 Warda F. 🇵🇰🇵🇰 QA Engineer \| Manual QA Tester \| QA Tester \| Manual Tester	$2k↓ 2%	Jun 2025Jun 8, 2025
12 Sushmita K. 🇮🇳🇮🇳 Senior Full-Stack Web & Mobile App Developer \| iOS, Android, Flutter	$2k↑ 5%	Oct 2019Oct 9, 2019
13 Nuwan K. 🇱🇰🇱🇰 QA Team Lead \| Senior QA Engineer \| AI, SaaS, Web, Mobile & CMS Tester	$1k↑ 2%	Feb 2015Feb 4, 2015
14 Cristian Mateo E. 🇺🇾🇺🇾 QA Engineer (Manual + Automation) \| n8n Workflows \| Playwright \| Node	$1k↑ 25%	Nov 2025Nov 20, 2025
15 Muhammad S. 🇵🇰 NewNew🇵🇰 Manual QA Tester \| Web & Mobile App Testing \| AI Web App Tester	$982↑ 10%	Jun 2026Jun 4, 2026
16 Vitaly B. 🇷🇴🇷🇴 QA Software Tester, AI Website Testing, Mobile App QA eCommerce Tester	$818↓ 17%	Jan 2018Jan 25, 2018
17 Ali H. 🇵🇰🇵🇰 Manual QA Engineer \| Software Tester \| Web, Mobile & AI Testing	$718↓ 7%	Apr 2023Apr 28, 2023
18 Shefali G. 🇮🇳🇮🇳 Full Stack Developer, React, Wordpress Web developer, SAAS	$678↓ 13%	Nov 2012Nov 27, 2012
19 Mateen I. 🇵🇰🇵🇰 Manual QA Tester \| Web, Mobile App, SaaS & AI Testing \| QA Engineer	$603↑ 84%	Nov 2022Nov 6, 2022
20 Maybel S. 🇵🇭🇵🇭 Software Tester	$514↓ 2%	Oct 2016Oct 21, 2016

Freelancer	MRR	Member since
21 Sebastian G. 🇻🇪🇻🇪 QA Engineer \| Manual & Automation \| CI/CD	$475↓ 43%	Oct 2023Oct 5, 2023
22 Hasnain R. 🇵🇰🇵🇰 QA Engineer \| AI, Manual & Automation \| SaaS, Web & Mobile	$4670%	Dec 2021Dec 28, 2021
23 Ali R. 🇵🇰🇵🇰 Manual QA Engineer \| Software Tester \| Web, Mobile & AI Testing Expert	$435↑ 48%	Mar 2026Mar 5, 2026
24 Patel Architakumari H. 🇮🇳🇮🇳 QA Engineer \| Manual & Automation Tester \| Web, Mobile \| API, DB	$339↓ 7%	Feb 2026Feb 4, 2026
25 Sonali C. 🇮🇳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 Jul 17, 2026.🇮🇳 Experienced QA Engineer \| Manual & Automation Testing Specialist	≈$297–	Dec 2021Dec 14, 2021
26 Ammar Z. 🇵🇰🇵🇰 Manual QA Tester \| Web, Mobile, API & SaaS Testing \| Automation, AI QA	$283↓ 2%	May 2024May 2, 2024
27 Talha R. 🇵🇰🇵🇰 QA Engineer \| Manual QA Tester For AI, SaaS, Web & Mobile App	$252↓ 2%	Jan 2025Jan 4, 2025
28 Victoria A. 🇨🇴🇨🇴 Web Designer and Developer Webflow, GHL, Wix, Wordpress, Hostinger	$227↓ 6%	Sep 2018Sep 7, 2018
29 Ruslana B. 🇺🇦🇺🇦 Mobile App Tester \| Web Testing \| Software Testing \| Manual QA Tester	$188↓ 1%	Feb 2024Feb 22, 2024
30 Muhammad Tariq J. 🇵🇰🇵🇰 Manual QA Engineer \| Web, Mobile & AI App Expert \| eCommerce Tester	$147↑ 23%	Jul 2020Jul 12, 2020

Freelancer	MRR	Member since
31 Babar N. 🇵🇰🇵🇰 Chrome Extension Developer \| JavaScript, TypeScript & React \| 100+ Ext	$76↓ 1%	Feb 2021Feb 18, 2021
32 Rohit P. 🇮🇳🇮🇳 Agentic AI Engineer \| AI Developer \| Voice Agents \| LangGraph, Claude	$69↓ 2%	Apr 2014Apr 11, 2014
33 KARIM E. 🇪🇬🇪🇬 Expert QA Tester \| Software Tester \| Manual tester \| Automation Tester	$68↓ 26%	Aug 2016Aug 20, 2016
34 Om P. 🇮🇳🇮🇳 QA Tester \| Web & Mobile App Testing \| API Testing & Automation Basics	$59↓ 1%	Jul 2021Jul 21, 2021
35 Kamran A. 🇵🇰🇵🇰 QA Engineer \| Website Testing \| Mobile App Testing	$53↑ 36%	Feb 2025Feb 14, 2025
36 Kelechi A. 🇳🇬🇳🇬 Manual & Exploratory QA Engineer \| Find Critical Bugs \| Mobile & Web	$43↑ 26%	May 2021May 9, 2021
37 Manish K. 🇮🇳🇮🇳 AI Product Development Expert \| Flutter, Web & Business Automation	$24↓ 1%	Aug 2019Aug 22, 2019
38 Rupali J. 🇮🇳🇮🇳 Senior QA Engineer \| End-to-End Testing \| SaaS, Web, Mobile & API	$21↓ 1%	Jun 2015Jun 27, 2015
39 Haleemah F. 🇳🇬🇳🇬 Product Manager \| Manual QA Tester	$17↓ 1%	Apr 2022Apr 13, 2022
40 Hanan R. 🇦🇺🇦🇺 Full-Stack Web Developer \| ASP.NET \| React \| WordPress \| Shopify	$15↓ 92%	Sep 2019Sep 21, 2019

Freelancer	MRR	Member since
41 Priya D. 🇮🇳🇮🇳 eCommerce Developer \| WordPress, Shopify, Wix & Webflow	$12↓ 2%	Dec 2024Dec 12, 2024
42 Iqra H. 🇵🇰🇵🇰 WordPress Website Design \| Elementor \| Bricks \| DIVI \| Custom websites	$2–	Sep 2022Sep 21, 2022
43 Rizwan A. 🇵🇰🇵🇰 Mobile App Developer \| React Native \| Flutter \| Swift \| Android + iOS	$0–	Feb 2019Feb 16, 2019
44 Md. Abul H. 🇧🇩🇧🇩 Unity Developer \| Games, Simulations, AR/VR & Interactive Experiences	$0–	Sep 2021Sep 20, 2021
45 Manan S. 🇮🇳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 5, 2026.🇮🇳 Manual QA Engineer \| Software Tester \| Web, Mobile & AI App Testing	≈$0–	May 2019May 4, 2019
46 Ibrahim E. 🇰🇼🇰🇼 SaaS \| WebRTC \| Browsers \| Desktop Apps \| Physics AI	$0↓ 100%	Nov 2019Nov 2, 2019
47 Himanshu Mahendra J. 🇮🇳🇮🇳 Full Stack Dev, Golang, Kotlin, WordPress, Speed and Security Expert	$0–	May 2013May 1, 2013
48 Asad N. 🇵🇰🇵🇰 Manual QA Engineer \| Web, Mobile & SaaS Testing & Bug Reporting	$0–	Dec 2020Dec 26, 2020
49 Varya G. 🇺🇦🇺🇦 QA Engineer \| Manual & Automation Testing \| Web, Mobile & API Testing	$0–	Dec 2021Dec 28, 2021
50 Agah M. 🇵🇰🇵🇰 Unity Game Developer	$0–	Nov 2017Nov 24, 2017

From public Upwork profiles, refreshed daily.