Hire

Hire dedicated senior engineers for product delivery, not staff augmentation.

Staffed from our global bench of 50+ senior specialists across Chromium, mobile, desktop, and AI. Sprints start within 5 business days of scope approval with zero junior handoffs.

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Hire Devs

Hire senior developers
for product delivery,
not just staff augmentation.

Staffed from our global bench of 50+ senior engineers across 6 countries. Every engineer assigned to your project is a battle-tested specialist in Chromium, mobile apps, desktop systems, AI platforms, or secure web applications. Zero junior hand-offs. 100% senior accountability from day one.

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.

Chromium & browser specialists

Hire engineers with direct experience modifying Chromium, Brave, Electron, and custom browser forks. Full stack team delivery from source to production.

AI / ML developers

From AI-native SaaS platforms to embedded agent workflows and RAG pipelines, hire developers who build not just models, but production-grade AI systems.

Fast launch

Idea to first PR in under two weeks

We keep early work lean, show real progress fast, and keep scope clear.

Trusted delivery

Senior-led teams, no juniors on client work

Every engagement is staffed with senior engineers who own design, architecture, and production readiness.

Browse by specialty

Chromium Browser Developers Chrome Extension Developers AI & ML Developers Mobile App Developers React Native Developers Desktop Developers C++ Developers Python Developers Node.js Developers .NET Developers Web Developers Dedicated Developers

Senior Capacity · Immediate Onboarding

Need a Dedicated Senior Engineering Pod or Specialist?

Every engineer assigned to your engagement has shipped production software for 8–15+ years. Zero junior reassignment mid-contract. Sprints start within 5 business days of scope approval.

Check Senior Engineer Availability View 50+ Senior Engineering Roster →

Industry Recognitions

WALL OF PROOF

Top Rated Plus
Upwork Verified

100% Job Success
Perfect Score

Upwork

Best Chromium Browser Specialist

Upwork

Best Chrome Extension Developer

Fiverr

Highest Ranked Extension Developer

Best Binary Analysis &
Reverse Engineering Expert

80% Re-Hire Rate

Trusted by:

Real clients. Verifiable on Upwork and LinkedIn.

See all reviews → Recommendation & award screenshots ↗

Top Rated Plus

GTX Browser

Orbiti Browser

Enterprise Browser

Kahf Inc

AccuPin Inc.

Recommendations

Top Rated Plus

GTX Browser

Orbiti Browser

Enterprise Browser

Kahf Inc

AccuPin Inc.

Recommendations

Top Rated Plus

GTX Browser

Orbiti Browser

Enterprise Browser

Kahf Inc

AccuPin Inc.

Recommendations

Top Rated Plus

GTX Browser

Orbiti Browser

Enterprise Browser

Kahf Inc

AccuPin Inc.

Recommendations

Documented Delivery Turnarounds

Measurable Engineering Velocity.
Zero Architectural Compromise.

We compress engineering cycles from months into weeks through senior-level architecture and precision tooling.

These case studies represent verified delivery turnarounds where previous vendors stalled, budgets were burned, and our senior architects deployed production-grade software on compressed timelines.

$30,000 spent · 6 months stalled

Complete Platform Rebuild · Shipped in 7 Days

7-Day Rapid Turnaround

A client reached our team with an enterprise software platform stalled after six months and $30,000 in sunk costs. With previous assets withheld by the departing vendor, our senior architects started from zero, re-architected the system, and delivered the full specification to production within one week—including complete source code, CI/CD pipelines, and credentials.

View Client Testimonials →

$15,000 spent · 3 months blocked

Chromium Engine Fork · Shipped in 3 Weeks

Low-Level Systems Engineering

A specialized Chromium browser fork abandoned mid-implementation by an offshore agency. We took over the uncompiled codebase, resolved core memory leaks, customized the rendering engine, and shipped a signed, production-ready enterprise browser in 21 days.

View Client Testimonials →

Competitive Evaluation · Head-to-Head

Cross-Platform App · Shipped in 4 Days

2 to 100X+ Benchmark Acceleration

In a simultaneous bake-off where a client engaged two independent engineering teams, we architected and deployed a multi-platform application within 96 hours. The competing firm conceded eight weeks later that the technical requirements exceeded their team's capability.

View Client Testimonials →

Three commitments that never bend.

2X to 100X

delivery velocity

AI-augmented, senior-led

We leverage AI to automate boilerplate, migrations, and test harness generation. Senior architects own system design, low-level algorithms, and security boundaries. This is how we achieve 2X to 100X delivery velocity without technical debt.

junior handoffs

Senior engineers only

No junior developer handoffs on mission-critical delivery. Every engineer on your project has spent over a decade shipping production software, including 30+ custom Chromium builds, high-volume C++ modules, and enterprise AI runtimes.

100%

source + logins yours

You own everything

Upon delivery, you receive full repository rights, production credentials, API keys, and comprehensive technical documentation. No vendor lock-in, no proprietary hostage mechanisms.

2X to 100X

faster delivery vs. benchmark

80%

client rehire rate

600+

shipped client projects

100%

job success score

Client Reviews

Here we listed our 98 verified reviews across 61 repeat clients along with their professional or social profiles.

Upwork 9x · Repeat Client ★★★★★

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.”

Verified feedback Tap for details ›

Upwork 5x · Repeat Client

Tom Leonard

Mobile App & Desktop Development Client, CEO · 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.”

Fiverr 5x · Repeat Client

Paul Grimes

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.”

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.”

Fiverr 4x · Repeat Client

Jared Rego

“He did an extremely good job, would love to work with him again.”

Upwork 3x · Repeat Client ★★★★★

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.”

Fiverr 3x · Repeat Client

Hofri Yehuda

“Top level coder, highly committed and punctual. Splendid delivery.”

Zerodsg

“Great seller, flexible, honest, and collaborative. Overall, he delivered what he offered.”

Richard S.

“Great guy to work with, listens to change requests and does a really great job.”

Upwork 2x · Repeat Client

Julien Bedard

IT Security Head / Linux SysAdmin

“An accomplished software developer recognized for exceptional contributions in browser development, automation, and cross-platform applications.”

Upwork 2x · Repeat Client ★★★★★

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 LLC

“Most professional person I have ever worked with, delivered within five minutes.”

Fiverr 2x · Repeat Client

My Privacy Tools Inc

Chrome Extension Development Client (VPN)

“Excellent work, very professional, hope to work with him again.”

Joel Emery

“Absolutely perfect communication, perfect delivery time, and a perfect final product. Brilliant seller, I highly recommend him. Great job.”

Mark Sangor

“Great experience, will use him again.”

Emad Ehsan

Mentor, Senior Software Engineer at Waymo · Waymo (Google)

“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

CIO & Founding Partner at BlockCerts · 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

Co-Worker at BlockCerts as Chromium Browser Development · Gamify Bites

“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.”

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

Peer Review, CEO · 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.”

Upwork ★★★★★

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.”

Eitan Cohen

Chromium/Brave Browser Consulting Client

“Naeem is very nice and hard-working; he will get the job done.”

Nizam Uddin

Chromium/Brave Browser Development Client · Kahf, Inc.

“These guys are amazing. They are God Tier Fast and Efficient. I have worked with many developers, but these guys are the best. We have hired them for long-term engagement now.”

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

“Great freelancer. Perfect execution of the project, fast, accurate, and great communication throughout. I will definitely hire him again.”

Hassan Raza Khan

“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

“Simply perfection.”

Savana Samy

Evan Friedman

Chrome Extension Development Client · Stealth-mode Startup

“Thanks for your help solving this issue.”

Sean Yeo

AOSP Development Client · Moon Technologies Pte. Ltd.

Jeremy Hendricks

Chromium 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.

“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.”

Fernando Becker

“I ordered an extension for Chrome. It was delivered very fast and was affordable, so I already ordered another one.”

Noa

“Professional and fast, very satisfied, and I'd love to use his services again in the future.”

Nicholas Ruest

“This is the best person I have ever worked with on Fiverr for the value he delivered, absolutely incredible service.”

Delphindot

“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

“Recommended seller, fast response, super fast project. Thanks a lot, and good luck.”

Kanico

“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.”