Freelancer logo How It Works Browse Jobs Log In Sign Up Post a Project
Find Jobs
Find Freelancers
Get Ideas
Resources

Hire expert
Grease Monkey Developers
for any job

Millions of people use Freelancer.com to turn their ideas into reality.
Hire a top Grease Monkey Developer now
Trusted by leading brands and startups
NASA IconDeloitte IconFacebook IconAirbus IconAmazon Icon

Showcased work from our freelancers

Get some inspiration from Grease Monkey projects
Website Design.
Discover More
Website Design.
$540 USD in 7 days.
App Design.
Discover More
App Design.
$100 USD in 1 day.
Website.
Discover More
Website.
$430 USD in 1 day.
Website Design.
Discover More
Website Design.
$140 USD in 13 days.
App Design.
Discover More
App Design.
$200 USD in 19 days.
Website.
Discover More
Website.
$150 USD in 13 days.
Website.
Discover More
Website.
$240 USD in 1 day.
Website.
Discover More
Website.
$100 USD in 1 day.
Discover more work from freelancers See more work

As featured in

VentureBeat Logo

The world's largest marketplace

Millions of users, from small businesses to large enterprises, entrepreneurs to startups, use Freelancer to turn their ideas into reality.
56.6M
56.6M
Registered Users
20.9M
20.9M
Total Jobs Posted

How to hire a great freelance Grease Monkey Developer

Once upon a time, the internet was a one-way street. Content makers and website developers made things for you to see with features only they can dictate.
Even if you knew deep in your heart that there was a better way to do things, there wasn't a venue for you to make it happen or to contribute. Either you stopped visiting a website, or you just stopped complaining about it.
But over a decade ago, Firefox changed that with GreaseMonkey, which lets you, the user, have the power to change the way you browse content, in just the way you want.
Pesky ads, irrelevant friend recommendations, blogs with background music, and even Game of Thrones spoilers could be swept away from the face of the World Wide Web with a simple JavaScript extension.
Nobody knows how to improve user experience better than the users themselves.
If you have an idea that can change everyone's virtual second life, but don't know how to make that happen, then you've come to the right place.
Freelancer.com showcases hundreds of GreaseMonkey developers from all over the globe. With different specializations, backgrounds, and even language proficiencies--whatever the specifications, you're sure to find the right developer that suits your standards.
Posting a project is totally free, fast, and easy. Just fill up a few fields, indicate the necessary skills you're looking for, and within minutes, you can already see interested candidates and compare their proposals and credentials.
Find a freelancer to help you make an extension that can:
Display competitive rates on online shopping websites, and provide links where to buy the same stuff for cheap Warn people that the news they're reading is satire, a confirmed hoax, or from an unverified source Protect patients of photosensitive epilepsy by blocking content with flashing lights, or trauma victims by hiding possibly triggering photos from their social media feeds Automatically credit screen-grabbed pictures to their correct artists and photographers on posts without any citation or source
Or maybe you just really dislike a certain celebrity and wished you could change all their photos to cute baby hedgehogs. You can definitely do that too.
You can do all this and more with the right GreaseMonkey developer. And you can have the job done at the right price. With Freelancer, you can choose to pay on an hourly rate, or for the full project. You can even have the candidate's bid for the lowest possible price.
Everything you need to find the freelancer you know you can trust is all here.
Check out the directory of developers, and see their ratings and read reviews from their previous employers. Find out how much they’ve already earned working on projects with similar skill sets. See the ones that are already online and talk to them directly, to ask them anything that can help you make the right choice.
We’ve made sure that you’re in full control.
So hire a GreaseMonkey Developer on Freelancer.com today, and get started on changing the way we see the Web.
API upsell image
Freelancer Enterprise

Company budget? Get more done for less

Use our workforce of 50 million to help your business achieve more.
Contact us
API upsell image
Freelancer API

50 million professionals on demand

Why hire people when you can simply integrate our talented cloud workforce instead?
Contact us

How hiring a Grease Monkey Developer works

Post a Job

1. Post a job

Tell us what you need done in seconds.
Choose a Freelancer

2. Choose freelancers

Get your first bid in seconds and choose from the best.
Track Progress

3. Track progress

Chat with your freelancer and review their work 24/7.
Pay Safely

4. Pay safely

Only pay when you're completely satisfied.

So what are you waiting for?

Post a project today and get bids from talented freelancers
Hire a top Grease Monkey Developer now

Looking for freelancers for other types of work?

ITIL GameSalad Alienbrain Graylog Twilio Powershell RxJS Buildbox API Development React.js CircuitMaker Umbraco Photon Multiplayer Revit Braintree Kajabi Virtuemart Elementor Vymo Certified Ethical Hacking
Registered Users Total Jobs Posted
Freelancer ® is a registered Trademark of Freelancer Technology Pty Limited (ACN 142 189 759)
Copyright © 2021 Freelancer Technology Pty Limited (ACN 142 189 759)
There is no internet connection
Loading preview