ExtJS

Hire the Top 3% of Freelance ExtJS Developers

Toptal is a marketplace for top ExtJS developers, engineers, programmers, coders, architects, and consultants. Top companies and startups choose Toptal ExtJS freelancers for their mission-critical software projects.

No-Risk Trial, Pay Only If Satisfied.

Hire Freelance ExtJS Developers and Engineers

Stuart Ashworth

Freelance ExtJS Developer
United KingdomToptal Member Since February 25, 2019

Stuart is a software engineer and trainer who specializes in helping teams deliver projects on web and mobile through consultancy, development, and training. He’s passionate about bringing business visions to life with effective software solutions. As well as having the technical skills, Stuart tries to bridge the gap between the business and the product—ensuring that business goals are achieved with the most effective technical solution.

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Olga Giza

Freelance ExtJS Developer
PolandToptal Member Since June 28, 2021

Olga is an enthusiastic front-end developer with seven years of experience. She created a web extension for enterprise customers that was compatible with Chrome, Firefox, and Edge. She is skilled in testing web applications, building strong infrastructure and eCommerce functionalities, migrating old monolith stores into micro front-end applications, and integrating enterprise-level systems. Olga loves working with clients to create amazing software.

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Pablo Lalloni

Freelance ExtJS Developer
ArgentinaToptal Member Since December 17, 2012

Pablo is an architect and developer with extensive experience in a wide range of techniques and technologies and a strong ability to understand and solve problems efficiently while keeping in mind the big picture. He consistently achieves very high quality and has successfully led several projects with small teams.

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JoyAnne Foster

Freelance ExtJS Developer
United StatesToptal Member Since March 26, 2018

JoyAnne is a software engineer with 20+ years experience. She has developed and managed the full life-cycle of multi-tier full-stack applications. She's self-motivated and has extensive experience on front-end UI work, server code, and back-end DB management, but her love is JavaEE application development.

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Tato Mchedlishvili

Freelance ExtJS Developer
GeorgiaToptal Member Since October 28, 2022

Tato is a full-stack developer with a decade-long experience working on multiple complex projects from scratch in various domains, from the public sector to transportation and eCommerce. His leadership skills enrich his technical expertise, bringing people together to deliver outstanding results. Tato enjoys challenging tasks and always works wholeheartedly, with a great sense of responsibility.

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Nickolay Platonov

Freelance ExtJS Developer
TurkeyToptal Member Since July 1, 2022

Nickolay is a software enthusiast with over 10 years of experience in all web development areas. He is also the author of several open-source projects. He can build a stunning front-end UI, design the back-end API, or even administrate a production Linux server. Nickolay has a solid mathematical background, having completed his master's degree with honors, and is eager to apply his knowledge and skills to help teams deliver outstanding projects.

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Mihai Chirculescu

Freelance ExtJS Developer
RomaniaToptal Member Since September 21, 2021

Mihai has been working as a full-stack developer for almost nine years now. He has worked for diverse industries, handling different programming languages. He has also played multiple roles in the software development process. Mihai is eager to work on more complex business applications, taking advantage of being a fast learner and a hard worker with excellent communication skills.

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Kamlesh Kumar

Freelance ExtJS Developer
IndiaToptal Member Since July 2, 2021

Kamlesh is a senior full-stack engineer with a decade of experience focusing on business, AV, IoT, medical, and eCommerce applications. His experience covers the entire development lifecycle, but he specializes in the front end with React, JavaScript, and TypeScript and the back end with Node.js and C#. Kamlesh has experience working with enterprise clients like Walmart, Gartner, and Cruise.

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Jonathan Stokes

Freelance ExtJS Developer
United StatesToptal Member Since October 12, 2020

Jonathan is passionate about creating new things with excellence, from software to furniture to music. As an engineer and a craftsman, he has built maintainable and reliable software for over 25 years by separating responsibilities well through clean, object-oriented design. He is content to work solo but also collaborates well as a team member, using his experience to teach and mentor when needed.

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César Pedro Zea Gomez

Freelance ExtJS Developer
CanadaToptal Member Since November 16, 2020

César's clients recognize him as a senior SQL Server expert, and they hire him repeatedly for projects and consulting services related to optimization, development, migration, BI systems, and more. In addition to 25 years as an SQL Server developer, he has developed full-stack applications for 35 years, including 11 years with Sencha Ext JS and 10 years with Java. César has done work for many large enterprises, public administrations, municipalities, and ports.

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Jeffery To

Freelance ExtJS Developer
Hong KongToptal Member Since July 16, 2019

Jeffery is a passionate and self-motivated front-end web developer with well over a decade of experience. Originally from Canada, he has worked at a major digital agency and is currently a freelancer with his own company. He balances client work with exploratory projects of his own in order to keep his skills sharp.

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Trustpilot
THE TOPTAL ADVANTAGE

98% of Toptal clients choose to hire our talent after a risk-free trial.

Toptal's screening and matching process ensures exceptional talent are matched to your precise needs.

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Toptal in the press

... allows corporations to quickly assemble teams that have the right skills for specific projects.

Despite accelerating demand for coders, Toptal prides itself on almost Ivy League-level vetting.

Our clients
Creating an app for the game
Conor Kenney
Creating an app for the game
Leading a digital transformation
Elmar Platzer
Leading a digital transformation
Building a cross-platform app to be used worldwide
Building a cross-platform app to be used worldwide
Drilling into real-time data creates an industry game changer
Drilling into real-time data creates an industry game changer
What our clients think
Clients Rate Toptal ExtJS Developers4.4 / 5.0on average across 8,743 reviews as of May 25, 2024
Testimonials
Tripcents wouldn't exist without Toptal. Toptal Projects enabled us to rapidly develop our foundation with a product manager, lead developer, and senior designer. In just over 60 days we went from concept to Alpha. The speed, knowledge, expertise, and flexibility is second to none. The Toptal team were as part of tripcents as any in-house team member of tripcents. They contributed and took ownership of the development just like everyone else. We will continue to use Toptal. As a startup, they are our secret weapon.

Brantley Pace

CEO & Co-Founder

I am more than pleased with our experience with Toptal. The professional I got to work with was on the phone with me within a couple of hours. I knew after discussing my project with him that he was the candidate I wanted. I hired him immediately and he wasted no time in getting to my project, even going the extra mile by adding some great design elements that enhanced our overall look.

Paul Fenley

Director

The developers I was paired with were incredible -- smart, driven, and responsive. It used to be hard to find quality engineers and consultants. Now it isn't.

Ryan Rockefeller

CEO

Toptal understood our project needs immediately. We were matched with an exceptional freelancer from Argentina who, from Day 1, immersed himself in our industry, blended seamlessly with our team, understood our vision, and produced top-notch results. Toptal makes connecting with superior developers and programmers very easy.

Jason Kulik

Co-Founder

As a small company with limited resources we can't afford to make expensive mistakes. Toptal provided us with an experienced programmer who was able to hit the ground running and begin contributing immediately. It has been a great experience and one we'd repeat again in a heartbeat.

Stuart Pocknee

Principal

How to Hire ExtJS Developers Through Toptal

1

Talk to One of Our Industry Experts

A Toptal director of engineering will work with you to understand your goals, technical needs, and team dynamics.
2

Work With Hand-Selected Talent

Within days, we'll introduce you to the right ExtJS developer for your project. Average time to match is under 24 hours.
3

The Right Fit, Guaranteed

Work with your new ExtJS developer for a trial period (pay only if satisfied), ensuring they're the right fit before starting the engagement.

Find Experts With Related Skills

Access a vast pool of skilled developers in our talent network and hire the top 3% within just 48 hours.

FAQs

  • How are Toptal ExtJS developers different?

    At Toptal, we thoroughly screen our ExtJS developers to ensure we only match you with talent of the highest caliber. Of the more than 200,000 people who apply to join the Toptal network each year, fewer than 3% make the cut. You’ll work with engineering experts (never generalized recruiters or HR reps) to understand your goals, technical needs, and team dynamics. The end result: expert vetted talent from our network, custom matched to fit your business needs.

  • Can I hire ExtJS developers in less than 48 hours through Toptal?

    Depending on availability and how fast you can progress, you could start working with an ExtJS developer within 48 hours of signing up.

  • What is the no-risk trial period for Toptal ExtJS developers?

    We make sure that each engagement between you and your ExtJS developer begins with a trial period of up to two weeks. This means that you have time to confirm the engagement will be successful. If you’re completely satisfied with the results, we’ll bill you for the time and continue the engagement for as long as you’d like. If you’re not completely satisfied, you won’t be billed. From there, we can either part ways, or we can provide you with another expert who may be a better fit and with whom we will begin a second, no-risk trial.

Tap Into World-Class Talent

  • Trusted Experts Only

    Trusted Experts Only

    All of our talent are seasoned experts who ramp up quickly, readily contribute as core team members, and work with you to minimize onboarding time.

  • The Right Fit

    The Right Fit

    We have a knack for matching you with the right fit. Start working with your new hire on a no-risk trial period, paying only if satisfied.

  • Scale as Needed

    Scale as Needed

    Hire talent within 48 hours and scale your team up or down as needed, no strings attached.

  • Seamless Hiring

    Seamless Hiring

    We handle all aspects of billing, payments, and NDA’s. Let us take care of the overhead while you focus on building great products.

  • Flexible Engagements

    Flexible Engagements

    Choose the engagement type that suits your needs — hourly, part-time, or full-time — with the ability to change anytime.

  • Expert Talent Matching

    Expert Talent Matching

    Focus on your project and enjoy support from your dedicated account executive and expert talent matcher.

Featured Toptal ExtJS Publications

Top ExtJS Developers Are in High Demand.

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