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Hire the best Slack developers near St. Louis.

Toptal is a marketplace for top remote Slack developers, engineers, programmers, coders, architects, and consultants. Top companies and start-ups in St. Louis choose Toptal Slack freelancers for their mission critical software projects.
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Hire remote Slack Developers near St. Louis or in a similar time zone

Julián R. Figueroa

Member since November 9, 2016
Julian is a dedicated and responsible engineer, software developer, and digital entrepreneur. He has had the fortune to work with some great people from whom he's learned a lot in the matters of entrepreneurship, innovation, and UX design. Julian expects to be working always in this passionate technological industry. Click to continue

Harrison Beckerich

Member since March 14, 2018
I have 4 years experience with Javascript specializing with NodeJs and React. I can write Solidity smart contracts as well as set up full nodes for any cryptocurrency. Click to continue

Andrés Felipe Pineda

Member since May 30, 2015
Andrés has six years of experience developing applications mainly in PHP and JavaScript using a number of different frameworks and competing in several programming contests. Working as a freelancer has enabled him to interact confidently with a variety of clients and teams of all sizes. He considers himself to be a full-stack developer. Click to continue

Graham Powrie

Member since November 22, 2013
Graham is a seasoned developer focused on creating custom web applications that automate and improve business processes, while remaining flexible for iteration. He's a full-stack developer who can deliver a complete product from start to finish individually, or integrate with a team to augment output or lead and mentor. When the need arises, he is a competent project manager and enjoys assessing the long-term challenges a project will face. Click to continue

Michael Hasenfratz

Member since April 25, 2017
Michael has a bachelor's degree in engineering and a decade of experience in app development. He's developed over 50 different mobile and web apps (UX, UI, back- and front-end, iOS, Android, and web) for clients ranging from startups to large international corporations. He has a wealth of experience and insight in product design and user experience. Michael has developed entire app platforms (mobile and back-end) both alone and with a team. Click to continue

Stefan Progovac

Member since January 31, 2015
Stefan is a highly skilled iOS developer with a master's degree in physics. He loves both technological and artistic sides of software engineering. He has had the pleasure to work on some popular enterprise-level apps used by millions of people for companies like Target, Best Buy, and Coca-Cola. He believes that app development is truly an art. Click to continue

Omar Pera Mira

Member since October 8, 2015
Over the past four years, Omar has launched more than 10 Android applications, 4 of which have over a million users each. He's got a Top Developer badge by Google in Google Play. Lately he's consulted for chat bots, and curates the leading newsletter in the space. Previously, he led the back-end and front-end teams at Pixable in NYC (acquired for $30M), and worked as a back-end engineer at CERN (known for the LHC particle accelerator). Click to continue

Carlos Ramirez III

Member since October 29, 2014
Carlos is a professional software engineer and web developer specializing in the Ruby on Rails framework. He has worked with tech companies in New York's Silicon Alley for over five years, helping to build technology-based businesses from the ground up. He has a Bachelor's degree in Computer Science from Williams College and has been in the software industry for nearly ten years. Click to continue

Ryan Jafari

Member since October 26, 2015
For over a decade, Ryan's been planning, managing, programming, and shipping on software projects. A back-end developer turned front-end developer, his passion lies in the delivery of superbly designed web/mobile experiences that help people interface with data, backed by simple, elegant, and scalable code. He's a master of UX development with various front-end frameworks and is always focused on choosing the right tool for the job. Click to continue
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“Despite accelerating demand for coders, Toptal prides itself on almost Ivy League-level vetting.”
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“Toptal allows corporations to quickly assemble teams that have the right skills for specific projects.”
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Testimonials
“We're a small firm with big dreams. After trying 4 or 5 local or outsourced developers, we were out of options. I'd heard of Toptal, but was worried that my company wasn't big enough for them. After calling them up, I found out that I didn't need to meet any minimum budget and was immediately put in touch with a developer to talk through my problems and goals. A day later, he got back to me with a list of possible solutions. After 9 months and 5 developers, Toptal got me my solution in a single week at a price I could afford.”
Kevin Ramirez
Co-Founder @ SixtyVocab.com
“Chris is an absolutely exceptional Python developer, and the single most efficient programmer I've ever worked with. From the beginning of the project, Chris was instantly a vital member of the team. He's proactive, self-managed, knowledgeable, and efficient. I point him in a direction, and he delivers. Chris will be a part of the Crisis Cleanup team as long as I have anything to say about it.”
Aaron Titus
Project Manager @ Crisis Cleanup
“Toptal was the best thing to happen to my web app. Initially, I hired a team of freelancers from India through another freelancing website—which was a nightmare. In fact, it was so bad that I had to start again from scratch, which is when I found Toptal. The experiences were like night and day. It was so refreshing to get partnered up with a quality developer that I could trust due to Toptal's extensive screening process. I will only use Toptal from now on and highly recommend you do the same.”
Chris Holtzhauer
CEO @ HootRecruit
“Ignacio is one of the most diligent software developers that we have ever worked with—we feel like he's part of the family. He has always been flexible enough to work on our team's schedule and never misses deadlines. Toptal gets you the talent you need, on your timeline, keeping the process very low friction.”
Austin Evarts
CEO @ GoChime
“As a growing startup, finding top-notch engineering talent at affordable rates is one of the biggest challenges. After being frustrated with unreliable local contractors in New York, we turned to Toptal. We worked closely with Michal in Poland for 5 months and were thrilled with the results. Michal was an outstanding engineer who communicated flawlessly and took control of our project in ways that far exceeded my expectations. I give Michal and Toptal my highest endorsement and will continue to use and recommend them to anyone looking for software engineering talent.”
David Baker
Founder @ Spins.FM
“We used Toptal to hire a developer with extensive Amazon Web Services experience. We interviewed four candidates, one of which turned out to be a great fit for our requirements. The process was quick and effective. ”
Abner Guzmán Rivera
CTO and Chief Scientist @ Photo Kharma
“John has been so great to work with! He has met all our requirements, done a speedy job with excellence, and has completed everything we’ve asked him to. Working with him has been a great experience.”
Jenny Lord
Communications Project Manager @ Lake Pointe Church
“We had a wonderful experience with our Toptal consultant. He was very reliable and punctual, delivering excellent work on a budget—we will certainly be using him again!”
Barbara Karpf
President @ DecoratorsBest
“I really enjoyed my experience with Toptal. Searching for a developer was both painless and engaging, and the first match was a perfect fit! Toptal is a fantastic way to find talented developers for small or large aspects of your project.”
Willem Shepherd
Creative Director @ Mookieyams
“We needed a expert engineer who could start on our project immediately. Simanas exceeded our expectations with his work. Not having to interview and chase down an expert developer was an excellent time-saver and made everyone feel more comfortable with our choice to switch platforms to utilize a more robust language. Toptal made the process easy and convenient. Toptal is now the first place we look for expert-level help.”
Derek Minor
Senior VP of Web Development @ Networld Media Group
“I needed help, and fast. I did not want to hire a random coder I met online- I was worried about security, and many other issues. Toptal was there when I needed them- and has been fantastic to work with. Outsourcing is full of terrible stories- Toptal is the story that is the giant exception. I give them my highest recommendation.”
Michael Feder
Founder & CEO @ PrayerSpark
“Toptal helped us achieve our goals by really understanding what we were looking for. They worked with us very closely to figure out what the right talent looked like -- from a technical, cultural perspective -- and helped us get the onboarding done quickly so the talent could be effective as soon as possible. ”
Jay Tring
Technical Team Lead, CSR Connect, Australia @ CSR Limited
“Always incredibly responsive, prompt, and flexible, Anna has done an outstanding job -- her work is exactly what we needed. Toptal has been a great experience for us due to the ease of getting a project going with quality talent at a cost that fits our budget. The automated online system for managing everything during onboarding was also impressive.”
Cody Wilke
Product Manager @ Crucial Life Sciences Data Solutions