Hire the Top 3% of Freelance Slack Developers

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

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Hire Freelance Slack Developers and Engineers

Brec Hanson

Freelance Slack Developer
United StatesToptal Member Since September 2, 2022

Brec is a senior front-end developer and an expert at converting designs to pixel-perfect interfaces by leveraging React and TypeScript. He has over five years of experience in various industries, including software, healthcare, real estate, and edtech. He has also worked in a highly Agile environment with an organized approach. Brec is an excellent communicator who is comfortable driving conversations that lead to product improvements and is motivated to deliver maximum customer value.

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Thomas Jansen

Freelance Slack Developer
GermanyToptal Member Since December 4, 2020

Thomas is a technology executive, product leader, and engineer with over a decade of experience. He works as a lead engineer, solution architect, and full-stack developer. Previously, he led various development organizations and helped to build and scale various international technology startups. Thomas creates exceptional end-user experiences with a strong focus on UX, helps others advance, and continuously expands his technology repertoire.

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Dmitry Dosta

Freelance Slack Developer
BelarusToptal Member Since August 31, 2021

Dmitry is a highly skilled full-stack developer with over seven years of experience creating .NET web applications. He mostly deals with ASP.NET Core and Angular software development and architecture design these days. Dmitry has experience in solution architecture and creating applications from scratch.

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Bernard Kanyolo

Freelance Slack Developer
KenyaToptal Member Since May 14, 2021

Bernard is a professional software engineer with over five years of experience designing, implementing, and maintaining systems. He really enjoys the challenge of architecting scalable systems to solve complex problems. Bernard is also a quick learner and has worked with many technologies and environments over the years, including Go, Ruby, and JavaScript.

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Matheus Castro

Freelance Slack Developer
BrazilToptal Member Since May 5, 2022

Matheus is a full-stack developer who has coded learning management systems, implemented unit tests with React, delivered E2E testing, designed fresh payment systems, built flexible messaging apps, and oversaw the development of a multi-tenant SaaS platform. He created an application based on React and Node.js that manages the client's entire operation, including HR, projects, payments, developers, and leads. Matheus is young, enthusiastic, and excited to take on new challenges.

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Gbenga Olufeyimi

Freelance Slack Developer
NigeriaToptal Member Since April 27, 2022

Gbenga is a result-oriented software engineer with five years of experience analyzing, designing, developing, testing, and implementing various web and mobile applications. He has experience building, deploying, and managing enterprise and fintech applications for organizations, both as an employee and freelancer, using modern web and mobile technologies. With his diverse set of skills, Gbenga will be a great addition to any team.

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Shah Md Adnan Shawkat

Freelance Slack Developer
BangladeshToptal Member Since February 10, 2020

Adnan is an enthusiastic developer with over seven years of extensive experience with WordPress, CodeIgniter, and Laravel. He specializes in WordPress theme and plugin development, web apps, front-end development, and utilizing a variety of APIs, including social media (Facebook, LinkedIn, and Twitter) and payment gateways (PayPal and Braintree).

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Ananth Pai

Freelance Slack Developer
IndiaToptal Member Since May 24, 2022

Ananth has 8+ years of experience working on web applications with expertise in both the front and back end with solid JavaScript fundamentals. A problem solver at heart, he'd like to think of himself as someone who strives to improve daily and achieve excellence and continuous progress in whatever he takes up.

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Muhammad Hasnain

Freelance Slack Developer
PakistanToptal Member Since February 23, 2022

Muhammad is a software engineer with a strong technical aptitude, problem-solving skills, and more than three years of experience. Self-motivated with excellent self-management, communication, and research skills, he discovers optimal solutions for unique problems and communicates his ideas in an articulate manner. Muhammad can and will find an answer to any complex problem.

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Sergej Kurbanov

Freelance Slack Developer
Czech RepublicToptal Member Since December 9, 2019

Sergej is a full-stack developer with over seven years of experience building scalable, feature-rich applications, workflow automation, and AI integrations. From coaching 200+ female students in becoming junior React developers over the last four years to building his own AI-driven SaaS product, Sergej's engaging approach and dedication to staying ahead of the curve make him an invaluable asset to any project or team.

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Rohith Gilla

Freelance Slack Developer
IndiaToptal Member Since September 23, 2021

Rohith Gilla is a software engineer based in India who specializes in building exceptional mobile applications, websites, and everything in between. Over the past few years, he has worked with different types of Flutter projects. He understands the importance of scaling and maintaining a clean and well-architected source code and follows it extensively. Rohith Gilla has experience working with multiple mobile, web, and desktop platforms.

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Discover More Slack Developers in the Toptal Network

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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
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


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


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


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


How to Hire Slack Developers through Toptal


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.

Work With Hand-Selected Talent

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

The Right Fit, Guaranteed

Work with your new Slack 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.


  • How are Toptal Slack developers different?

    At Toptal, we thoroughly screen our Slack 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 Slack developers in less than 48 hours through Toptal?

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

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

    We make sure that each engagement between you and your Slack 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 Slack Publications

Top Slack Developers are in High Demand.

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