Top 20 JavaScript Development Companies in St. Louis

The Best of November 2024

Looking for a top JavaScript developer in St. Louis?

If you're hiring a JavaScript developer to help you build or update a website that's responsive and interactive, consider the pros and cons of JavaScript as a programming language. Advantages include its speed because it's executed on the client-side; reduction in server load; and diverse functionality. Disadvantages to consider include security such as bugs on the client-side.

List of the Best St. Louis JavaScript Developers

1

UPQODE
(74 Reviews) 4.9
- Timeliness
  4.9
- Service Excellence
  4.9
- Value
  4.9
- Would Recommend
  5.0
- $5,000+
- 50 - 249 employees
- St. Louis, MO
UPQODE is a website design and development agency based in Nashville, Tennessee. Founded in 2015, the team of 40+ specializes in web development, web design, and e-commerce development. They work with small businesses, focusing on information technology, e-commerce, and business services.

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Clients
- Think Tank Team - Samsung Research America
Industries
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2

Digital Radium
(6 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  4.9
- Would Recommend
  5.0
- $5,000+
- 2 - 9 employees
- St. Louis, MO
Digital Radium is a high-end software development company founded in 2020 in St. Louis, Missouri. With about 3 employees on board, they offer web development, mobile app development, and e-commerce development to small and medium-sized businesses across several industries, the main ones being business services, manufacturing, and financial.

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Clients
- STL Polyjack
Industries
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3

Hexxen
(4 Reviews) 5.0
- Timeliness
  4.8
- Service Excellence
  5.0
- Value
  4.8
- Would Recommend
  5.0
- $10,000+
- 10 - 49 employees
- St. Louis, MO
Web Design & Company is a PPC agency. They are located in St. Louis, Missouri and have a small team. Their services include pay per click, search engine optimization, social media marketing, web design, and more.

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Industries
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4

Beanstalk Web Solutions
(6 Reviews) 4.9
- Timeliness
  4.9
- Service Excellence
  4.9
- Value
  4.9
- Would Recommend
  4.9
- $5,000+
- 10 - 49 employees
- Webster Groves, MO
Founded in 2012, Beanstalk Web Solutions is a full service web development and internet marketing company based in Webster Groves, Mo. Beanstalk Web Solutions' team of 12 employees specializes in web design, mobile app development, and digital strategy.

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Clients
- U.S. Soybean Export Council
Industries
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5

Roundedcube
(2 Reviews) 4.5
- Timeliness
  4.5
- Service Excellence
  4.5
- Value
  4.5
- Would Recommend
  4.5
- Undisclosed
- 10 - 49 employees
- St. Louis, MO
Roundedcube is a digital agency based in St. Louis, Missouri, with a satellite office in Houston, Texas. Founded in 2002, Roundedcube's team of about 10 employees specialize in web development and web design services.

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Clients
- SeaWorld Parks & Entertainment
Industries
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6

PC40 Interactive
(3 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 2 - 9 employees
- St. Louis, MO
PC40 Interactive is a St. Louis, Missouri-based e-commerce development company. The small team focuses on e-commerce development, web development, custom software development, mobile app development, and more and was established in 2006.

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Industries
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7

Spry Digital
(9 Reviews) 4.9
- Timeliness
  4.9
- Service Excellence
  4.9
- Value
  4.9
- Would Recommend
  5.0
- $50,000+
- 10 - 49 employees
- St. Louis, MO
Spry Digital is a digital agency based in St. Louis, Missouri. Founded in 2010, their team of about 20 employees primarily provide mid-market and enterprise businesses with web development, web design, and UX/UI design services.

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Clients
- Altice
Industries
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8

Gemini Consulting & Services

(0 Reviews)

Not yet reviewed.
- $5,000+
- 250 - 999 employees
- St. Louis, MO
Gemini Consulting & Services is a mobile application development firm. They were established in 2010 and specialize in Mobile App Development and Web Development.
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Clients
- Weil Cornell Medicine
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9

STL Website Development
(12 Reviews) 5.0
- Timeliness
  4.9
- Service Excellence
  5.0
- Value
  4.9
- Would Recommend
  5.0
- $1,000+
- Freelancer employees
- St. Louis, MO
STL Website Development was founded in 2017 and is headquartered in St. Louis, Mo. They have a team of around three employees who focus on web development and design.

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Clients
- FavorHealth
Industries
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10

Brevity

(0 Reviews)

Not yet reviewed.
- $10,000+
- 2 - 9 employees
- St. Louis, MO
Brevity is a website development company. The team provides Web Development and E-Commerce Development and is located in St. Louis, Missouri.
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Industries
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11

VIVIDSITES
(7 Reviews) 5.0
- Timeliness
  4.9
- Service Excellence
  5.0
- Value
  4.9
- Would Recommend
  5.0
- $5,000+
- 2 - 9 employees
- St. Louis, MO
VIVIDSITES is a full service digital marketing company located in St. Louis, Mo. Founded in 1999, VIVIDSITES's team of 8 employees specializes in web design, web development, and e-commerce development.

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Clients
- Reebok
Industries
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12

Mechcubei Solutions

(0 Reviews)

Not yet reviewed.
- $5,000+
- 10 - 49 employees
- St. Louis, MO
Mechcubei Solutions is a St. Louis, Missouri-based mobile application development firm. Their services include Mobile App Development and UX/UI Design.
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Industries
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13

Data Dynamics, Inc.
(5 Reviews) 4.7
- Timeliness
  5.0
- Service Excellence
  4.7
- Value
  4.7
- Would Recommend
  5.0
- $5,000+
- 2 - 9 employees
- Ballwin, MO
Data Dynamics, Inc. is an IT consulting company based in Ballwin, Mo. with more than two professionals. Since 2010, they have provided IT managed services, IT staff augmentation, and cloud consulting solutions for clients ranging from small firms to large businesses.

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Clients
- TKC Holdings
Industries
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14

Studio Seagraves
(8 Reviews) 5.0
- Timeliness
  4.9
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $10,000+
- 2 - 9 employees
- Chesterfield, MO
Established in 2015, Studio Seagraves is a small web design company headquartered in Chesterfield, Missouri. Their services include web design, e-commerce development, and web development.

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Industries
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15

ThreeDark
(4 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 2 - 9 employees
- Fenton, MO
Lunar Designs is a small web design company. The Fenton, Missouri-based company was founded in 2022. Their services include web design, ux/ui design, content marketing, and branding.

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Clients
- BRTapps
Industries
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16

FlashBoombang Studios

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 2 - 9 employees
- St. Louis, MO
FlashBoombang Studios is an user experience design company. They are in St. Louis, Missouri and have small team. Their team specializes in UX/UI Design and Search Engine Optimization.
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17

Algoflow

(0 Reviews)

Not yet reviewed.
- $1,000+
- 2 - 9 employees
- Creve Coeur, MO
Founded in 2023, Algoflow is a small Creve Coeur, Missouri-based web design agency and web development company. Their team specializes in Web Design and Web Development.
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18

Hinj Social

(0 Reviews)

Not yet reviewed.
- $1,000+
- 10 - 49 employees
- Chesterfield, MO
Hinj Social is a branding company launched in 2018. The small team specializes in Branding and Social Media Marketing.
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Industries
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19

AO Creatives

(0 Reviews)

Not yet reviewed.
- $1,000+
- 2 - 9 employees
- Richmond Heights, MO
AO Creatives is a SEO services firm. The Richmond Heights, Missouri-based firm provides Search Engine Optimization and Social Media Marketing.
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20

STL CodeScape

(0 Reviews)

Not yet reviewed.
- $1,000+
- 2 - 9 employees
- Arnold, MO
STL CodeScape is a website development firm. They are based in Arnold, Missouri. Their team provides Web Development and Web Design.
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21

DEKAMCO

(0 Reviews)

Not yet reviewed.
- $5,000+
- 2 - 9 employees
- St. Louis, MO
Software development company DEKAMCO was founded in 2019. The firm offers Custom Software Development and Mobile App Development, and is small.
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Industries
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22

Gardiner Web Development, LLC

(0 Reviews)

Not yet reviewed.
- $1,000+
- 2 - 9 employees
- Lake Saint Louis, MO
Established in 2021, Gardiner Web Development, LLC is a web development firm. The team provides Web Development and E-Commerce Development and is in Lake Saint Louis, Missouri.
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Industries
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23

Becurity

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 2 - 9 employees
- Town and Country, MO
Becurity is a mobile application development company. The Town and Country, Missouri-based firm focuses on Mobile App Development and Web Development.
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24

Giant Hat

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 10 - 49 employees
- St. Louis, MO
Giant Hat is an e-commerce development company. They were established in 1905, and their services include E-Commerce Development and Web Development.
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