Dedicated senior teams
A stable team assigned to your project with senior engineers, architects, QA, and product oversight. We keep the same group across delivery, launch, and support.
Trusted by teams at
Our teams are built to integrate directly with your product goals. No junior handoff. No split teams. Just accountable results.
We offer dedicated teams and expert hires for Chromium browsers, AI apps, desktop products, mobile apps, and secure web platforms. No junior hand-off, no split teams, one specialist-led group ships the code.
A stable team assigned to your project with senior engineers, architects, QA, and product oversight. We keep the same group across delivery, launch, and support.
Hire engineers with direct experience modifying Chromium, Brave, Electron, and custom browser forks. Full stack team delivery from source to production.
From AI-native SaaS platforms to embedded agent workflows and RAG pipelines, hire developers who build not just models, but production-grade AI systems.
Idea to first PR in under two weeks
We keep early work lean, show real progress fast, and keep scope clear.
Senior-led teams, no juniors on client work
Every engagement is staffed with senior engineers who own design, architecture, and production readiness.
Real, verifiable feedback from Upwork, LinkedIn, and Fiverr, backed by an 80%+ client rehire rate. Tap any card for the full review and project history.
Emad Ehsan
Mentor, Senior Software Engineer at Waymo · Waymo (previously BlockCerts)
“Naeem is a curious and dedicated engineer who consistently demonstrates exceptional work ethic. His work on Chromium core and web technologies shows his ability to work on sophisticated tech and hard problems.”
James Grant
Chromium Browser Development Client, CIO & Founding Partner · Blockcerts Blockchain
“Excellent coder for Chromium based browsers. He was good and timely, and even tried to work in a few extra things I wanted that were not part of the original project.”
Obaid Ur Rehman
Chromium Browser Development Client, CEO · Gamify Bites (previously BlockCerts)
“Naeem's technical prowess and dedication to his craft were nothing short of impressive. He consistently demonstrated a deep understanding of C++ and the intricacies of the Chromium codebase. Beyond his technical abilities, his teamwork and communication skills were equally remarkable.”
Tom Leonard
Mobile App & Desktop Development Client, Founder · AccuPin (Golf Tech)
“Naeem has done work for me for two years. He is a very talented developer with expertise across multiple areas and has consistently done an excellent job.”
Julien Bedard
Chromium/Brave Browser Development Client, IT Security / Linux SysAdmin
“An accomplished software developer recognized for exceptional contributions in browser development, automation, and cross-platform applications.”
Rajiv Shrestha
Chromium/Brave Browser Development Peer Review, Mobile & Full-Stack Engineer
“His technical versatility is evident in his ability to develop across desktop, mobile, web, and browser extensions. His problem solving skills, coupled with meticulous attention to detail, resulted in a functional, user friendly, and secure product for the Orbiti Browser project.”
Muhammad Faizan Ahmad
Client, Founder · Kivant Global
“Muhammad Naeem is incredibly honest, friendly, and hardworking. Highly recommend working with him.”
Asad Ullah Khan
Web Development Client, Co-founder · Saiqic
“It was an amazing experience working with Muhammad Naeem.”
Shafiq Saiq
Chrome Extension Development Peer Review, Senior SEO/GEO Content Writer & Website Content Strategist
“Naeem is creative, attentive, and one of the most ingenious minds in Chrome extension development. His curiosity and his ability to solve complex problems with unique, out of the box solutions are among his greatest talents. Looking for someone to help you ship an extension or browser? Naeem is your best bet.”
Hassane Belhadi
Chromium/Brave Browser Development Client
“Naeem completed the project successfully and on time. His submitted work was good, and he fixed bugs we found as well as completed requested changes to the submitted patches.”
David Christmas
Chromium/Brave Browser Development Client · DataBench
“Naeem delivered very good work on our Chromium-based browser project. He is experienced, knowledgeable, and helpful in suggesting additional scope to help achieve the required outcomes. I would highly recommend him.”
Chen Friedman
Chromium/Brave Browser & Chrome Extension Development Client · Legal Tech Systems
“Very knowledgeable in the field of mobile apps and browsers. We worked together for several months on our mobile apps. Thank you for everything.”
Eitan Cohen
Chromium/Brave Browser Consulting Client
“Naeem is very nice and hard-working; he will get the job done.”
Alok Bhardwaj
Chromium/Brave Browser Development Client · Hidden Reflex
“Project delivered successfully. The developer was willing to go the extra mile for fixes within scope.”
Heer Betul
Chrome Extension Development Client · Techlogix
“Most professional person I have ever worked with, delivered within five minutes.”
Seweryn Kazior
Chrome Extension Development Client · Supman
“Great piece of technology. Very responsive communication, fast delivery, and happy to fix any issues that came up. If you need a good Chrome extension, you should hire him.”
Julia Max
Chrome Extension Development Client
“Great freelancer. Perfect execution of the project, fast, accurate, and great communication throughout. I will definitely hire him again.”
Hassan Raza Khan
Chrome Extension Development Client
“Naeem provided exactly what was agreed upon, and actually even more. His work helped me a lot; he's very experienced and a pleasure to work with.”
M Jalal
Chrome Extension Development Client
“Simply perfection.”
Savana Samy
Chrome Extension Development Client
“Most professional person I have ever worked with, delivered within five minutes.”
Evan Friedman
Chrome Extension Development Client · Stealth-mode Startup
“Thanks for your help solving this issue.”
Sean Yeo
Mobile App Development Client · Moon Technologies Pte. Ltd.
“Project delivered successfully. The developer was willing to go the extra mile for fixes within scope.”
Jeremy Hendricks
Website Development Client · Big Time Tix
“Completed the task.”
Inder Jeet
Security Development Client · precise research solutions
“Great at debugging.”
Mehmet Gunay
Security / Chromium Modification Client · MCG
“Great contractor to work with, highly recommended.”
Krish L.
Chrome Extension Development Client
“This guy is a genius. Hire him and you won't regret a single bit. He went above and beyond to make a perfect extension for me. All instructions were followed carefully, it was delivered on time, and there was constant communication throughout the process. Highly recommended.”
Paul G.
Chrome Extension Development Client
“This is the second time I have asked for alterations to my Chrome extension. He initially developed it, and I will be using him more, since my time is limited building other applications in PHP and Perl.”
Fernando Becker
Chrome Extension Development Client
“I ordered an extension for Chrome. It was delivered very fast and was affordable, so I already ordered another one.”
FoxyVPN
Chrome Extension Development Client (VPN)
“Excellent work, very professional, hope to work with him again.”
Noa
Chrome Extension Development Client
“Professional and fast, very satisfied, and I'd love to use his services again in the future.”
Nicholas Ruest
Chrome Extension Development Client
“This is the best person I have ever worked with on Fiverr for the value he delivered, absolutely incredible service.”
Hofri Yehuda
Chrome Extension Development Client
“Top level coder, highly committed and punctual. Splendid delivery.”
Delphindot
Chrome Extension Development Client
“Very fast delivery and a good price. The extension was built better and faster than expected, and the tweaks were all handled exactly as expected.”
Azula Cahya
Chrome Extension Development Client
“Recommended seller, fast response, super fast project. Thanks a lot, and good luck.”
Kanico
Chrome Extension Development Client
“Excellent seller, really knows Chrome extensions thoroughly. He analyzed and rebuilt my Chrome extension to work perfectly. Buy with confidence, you cannot go wrong. Will use again for future work.”
Joel Emery
Chrome Extension Development Client
“Absolutely perfect communication, perfect delivery time, and a perfect final product. Brilliant seller, I highly recommend him. Great job.”
Mark Sangor
Chrome Extension Development Client
“Great experience, will use him again.”
Marco Strambelli
Chrome Extension Development Client
“He was fast, accurate, and knowledgeable, important and rare qualities.”
Zerodsg
Chrome Extension Development Client
“Great seller, flexible, honest, and collaborative. Overall, he delivered what he offered.”
Jared Rego
Chrome Extension Development Client
“He did an extremely good job, would love to work with him again.”
l2a17d
Chrome Extension Development Client
“Thanks for the super fast delivery, I definitely didn't expect to get the extension within a couple of hours.”
Giorelv
Chrome Extension Development Client
“Very helpful and informative about the process of creating the extension.”
Richard S.
Chrome Extension Development Client
“Great guy to work with, listens to change requests and does a really great job.”
Mrtango14
Chrome Extension Development Client
“Very quick, very good, decent communication.”
Marc P. Morgan
Chrome Extension Development Client
“Very quick to respond, and helpful.”
Sukree
Chrome Extension Development Client
“Seller was very polite and easy to communicate with, will order from him again.”
Serhat Kotan
Chrome Extension Development Client
“Service delivered as described.”
Itstakenalready
Chrome Extension Development Client
“Great to work with, awesome communication, spectacular programmer.”
Mysmilerin
Chrome Extension Development Client
“Highly recommended, thank you for your service.”
Mastermeise
Chrome Extension Development Client
“A programming natural, very helpful and hard-working.”
Skysaidulakon
Chrome Extension Development Client
“Now I see why teachers call him a 'Programming King,' and they're right about it.”
Bikker
Security Software & Chrome Extension Development Client
“I hired him for a security project and he delivered it so fast, with all features described in his blog. I will definitely hire him again.”
Shah Zaib
Client Review
“I have never seen a programmer like Muhammad Naeem, he finds a way to make things possible. Thank you.”
Customland
Chrome Extension Development Client
“Great work overall.”
IllustratorCrea
Chrome Extension Development Client
“Good, friendly communication.”
Spaglfpv
Chrome Extension Development Client
“Great and fast response, he did exactly what I asked for.”
Softlan
Chrome Extension Development Client
“Very good, he clearly knows what he is talking about.”
Drykorn
Chrome Extension Development Client
“Great, thank you.”
Ziomek
Chrome Extension Development Client
“Well done.”
Shimo
Chrome Extension Development Client
“Superb seller.”
Chen
Colleague Note, Sonmit Team
“Whenever you have ideas or suggestions that can improve Sonmit, let me know, I love how your mind works, let's put it to use.”
Emad Ehsan
Mentor, Senior Software Engineer at Waymo · Waymo (previously BlockCerts)
“Naeem is a curious and dedicated engineer who consistently demonstrates exceptional work ethic. His work on Chromium core and web technologies shows his ability to work on sophisticated tech and hard problems.”
James Grant
Chromium Browser Development Client, CIO & Founding Partner · Blockcerts Blockchain
“Excellent coder for Chromium based browsers. He was good and timely, and even tried to work in a few extra things I wanted that were not part of the original project.”
Obaid Ur Rehman
Chromium Browser Development Client, CEO · Gamify Bites (previously BlockCerts)
“Naeem's technical prowess and dedication to his craft were nothing short of impressive. He consistently demonstrated a deep understanding of C++ and the intricacies of the Chromium codebase. Beyond his technical abilities, his teamwork and communication skills were equally remarkable.”
Tom Leonard
Mobile App & Desktop Development Client, Founder · AccuPin (Golf Tech)
“Naeem has done work for me for two years. He is a very talented developer with expertise across multiple areas and has consistently done an excellent job.”
Julien Bedard
Chromium/Brave Browser Development Client, IT Security / Linux SysAdmin
“An accomplished software developer recognized for exceptional contributions in browser development, automation, and cross-platform applications.”
Rajiv Shrestha
Chromium/Brave Browser Development Peer Review, Mobile & Full-Stack Engineer
“His technical versatility is evident in his ability to develop across desktop, mobile, web, and browser extensions. His problem solving skills, coupled with meticulous attention to detail, resulted in a functional, user friendly, and secure product for the Orbiti Browser project.”
Muhammad Faizan Ahmad
Client, Founder · Kivant Global
“Muhammad Naeem is incredibly honest, friendly, and hardworking. Highly recommend working with him.”
Asad Ullah Khan
Web Development Client, Co-founder · Saiqic
“It was an amazing experience working with Muhammad Naeem.”
Shafiq Saiq
Chrome Extension Development Peer Review, Senior SEO/GEO Content Writer & Website Content Strategist
“Naeem is creative, attentive, and one of the most ingenious minds in Chrome extension development. His curiosity and his ability to solve complex problems with unique, out of the box solutions are among his greatest talents. Looking for someone to help you ship an extension or browser? Naeem is your best bet.”
Hassane Belhadi
Chromium/Brave Browser Development Client
“Naeem completed the project successfully and on time. His submitted work was good, and he fixed bugs we found as well as completed requested changes to the submitted patches.”
David Christmas
Chromium/Brave Browser Development Client · DataBench
“Naeem delivered very good work on our Chromium-based browser project. He is experienced, knowledgeable, and helpful in suggesting additional scope to help achieve the required outcomes. I would highly recommend him.”
Chen Friedman
Chromium/Brave Browser & Chrome Extension Development Client · Legal Tech Systems
“Very knowledgeable in the field of mobile apps and browsers. We worked together for several months on our mobile apps. Thank you for everything.”
Eitan Cohen
Chromium/Brave Browser Consulting Client
“Naeem is very nice and hard-working; he will get the job done.”
Alok Bhardwaj
Chromium/Brave Browser Development Client · Hidden Reflex
“Project delivered successfully. The developer was willing to go the extra mile for fixes within scope.”
Heer Betul
Chrome Extension Development Client · Techlogix
“Most professional person I have ever worked with, delivered within five minutes.”
Seweryn Kazior
Chrome Extension Development Client · Supman
“Great piece of technology. Very responsive communication, fast delivery, and happy to fix any issues that came up. If you need a good Chrome extension, you should hire him.”
Julia Max
Chrome Extension Development Client
“Great freelancer. Perfect execution of the project, fast, accurate, and great communication throughout. I will definitely hire him again.”
Hassan Raza Khan
Chrome Extension Development Client
“Naeem provided exactly what was agreed upon, and actually even more. His work helped me a lot; he's very experienced and a pleasure to work with.”
M Jalal
Chrome Extension Development Client
“Simply perfection.”
Savana Samy
Chrome Extension Development Client
“Most professional person I have ever worked with, delivered within five minutes.”
Evan Friedman
Chrome Extension Development Client · Stealth-mode Startup
“Thanks for your help solving this issue.”
Sean Yeo
Mobile App Development Client · Moon Technologies Pte. Ltd.
“Project delivered successfully. The developer was willing to go the extra mile for fixes within scope.”
Jeremy Hendricks
Website Development Client · Big Time Tix
“Completed the task.”
Inder Jeet
Security Development Client · precise research solutions
“Great at debugging.”
Mehmet Gunay
Security / Chromium Modification Client · MCG
“Great contractor to work with, highly recommended.”
Krish L.
Chrome Extension Development Client
“This guy is a genius. Hire him and you won't regret a single bit. He went above and beyond to make a perfect extension for me. All instructions were followed carefully, it was delivered on time, and there was constant communication throughout the process. Highly recommended.”
Paul G.
Chrome Extension Development Client
“This is the second time I have asked for alterations to my Chrome extension. He initially developed it, and I will be using him more, since my time is limited building other applications in PHP and Perl.”
Fernando Becker
Chrome Extension Development Client
“I ordered an extension for Chrome. It was delivered very fast and was affordable, so I already ordered another one.”
FoxyVPN
Chrome Extension Development Client (VPN)
“Excellent work, very professional, hope to work with him again.”
Noa
Chrome Extension Development Client
“Professional and fast, very satisfied, and I'd love to use his services again in the future.”
Nicholas Ruest
Chrome Extension Development Client
“This is the best person I have ever worked with on Fiverr for the value he delivered, absolutely incredible service.”
Hofri Yehuda
Chrome Extension Development Client
“Top level coder, highly committed and punctual. Splendid delivery.”
Delphindot
Chrome Extension Development Client
“Very fast delivery and a good price. The extension was built better and faster than expected, and the tweaks were all handled exactly as expected.”
Azula Cahya
Chrome Extension Development Client
“Recommended seller, fast response, super fast project. Thanks a lot, and good luck.”
Kanico
Chrome Extension Development Client
“Excellent seller, really knows Chrome extensions thoroughly. He analyzed and rebuilt my Chrome extension to work perfectly. Buy with confidence, you cannot go wrong. Will use again for future work.”
Joel Emery
Chrome Extension Development Client
“Absolutely perfect communication, perfect delivery time, and a perfect final product. Brilliant seller, I highly recommend him. Great job.”
Mark Sangor
Chrome Extension Development Client
“Great experience, will use him again.”
Marco Strambelli
Chrome Extension Development Client
“He was fast, accurate, and knowledgeable, important and rare qualities.”
Zerodsg
Chrome Extension Development Client
“Great seller, flexible, honest, and collaborative. Overall, he delivered what he offered.”
Jared Rego
Chrome Extension Development Client
“He did an extremely good job, would love to work with him again.”
l2a17d
Chrome Extension Development Client
“Thanks for the super fast delivery, I definitely didn't expect to get the extension within a couple of hours.”
Giorelv
Chrome Extension Development Client
“Very helpful and informative about the process of creating the extension.”
Richard S.
Chrome Extension Development Client
“Great guy to work with, listens to change requests and does a really great job.”
Mrtango14
Chrome Extension Development Client
“Very quick, very good, decent communication.”
Marc P. Morgan
Chrome Extension Development Client
“Very quick to respond, and helpful.”
Sukree
Chrome Extension Development Client
“Seller was very polite and easy to communicate with, will order from him again.”
Serhat Kotan
Chrome Extension Development Client
“Service delivered as described.”
Itstakenalready
Chrome Extension Development Client
“Great to work with, awesome communication, spectacular programmer.”
Mysmilerin
Chrome Extension Development Client
“Highly recommended, thank you for your service.”
Mastermeise
Chrome Extension Development Client
“A programming natural, very helpful and hard-working.”
Skysaidulakon
Chrome Extension Development Client
“Now I see why teachers call him a 'Programming King,' and they're right about it.”
Bikker
Security Software & Chrome Extension Development Client
“I hired him for a security project and he delivered it so fast, with all features described in his blog. I will definitely hire him again.”
Shah Zaib
Client Review
“I have never seen a programmer like Muhammad Naeem, he finds a way to make things possible. Thank you.”
Customland
Chrome Extension Development Client
“Great work overall.”
IllustratorCrea
Chrome Extension Development Client
“Good, friendly communication.”
Spaglfpv
Chrome Extension Development Client
“Great and fast response, he did exactly what I asked for.”
Softlan
Chrome Extension Development Client
“Very good, he clearly knows what he is talking about.”
Drykorn
Chrome Extension Development Client
“Great, thank you.”
Ziomek
Chrome Extension Development Client
“Well done.”
Shimo
Chrome Extension Development Client
“Superb seller.”
Chen
Colleague Note, Sonmit Team
“Whenever you have ideas or suggestions that can improve Sonmit, let me know, I love how your mind works, let's put it to use.”
Trusted by teams at
Share your product vision, workflow needs, and delivery goals. We'll help you scope the right architecture and move toward a clean, production-ready launch — with a free architecture audit.
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