Top 100 JavaScript Development Companies in Los Angeles
The Best of June 2025Looking for a top JavaScript developer in Los Angeles?
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.
To assist you in your search for a partner, we’ve compiled this list of the top JavaScript development agencies in Los Angeles. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Los Angeles JavaScript Developers
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241$1,000+10 - 49 employeesOrange, CARead More
Software development firm Webnortics was established in 2022. The agency provides custom software development, web development, mobile app development, e-commerce development, and more and has a small team. The agency is based in South Jordan, Utah.
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242$5,000+10 - 49 employeesIrvine, CAMattered, an Email Marketing company, was launched in 2021. The small Irvine, California-based team offers Email Marketing, SMS Marketing, Social Media Marketing, Web Design, and more.Read More
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Yeti LSU Byte BurtonIndustries
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243$10,000+10 - 49 employeesCosta Mesa, CA530medialab is a Digital Strategy company. Launched in 1999, the team specializes in Digital Strategy and Web Development.Read More
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244$1,000+10 - 49 employeesHuntington Beach, CARead More
Sister Agency is a small advertising company in Tampa, Florida. Their services include advertising, branding, digital strategy, search engine optimization, and more.
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245$10,000+50 - 249 employeesIrvine, CACodup is an e-commerce development company established in 2012. They are headquartered in Irvine, California; Karachi, Pakistan; Houston, Texas and Dubai, United Arab Emirates and have a midsize team. The company specializes in E-Commerce Development, Web Development, IT staff augmentation, Custom Software Development, and more.Read More
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UnileverIndustries
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246$10,000+10 - 49 employeesIrvine, CADevise Interactive is a software development firm established in 2014. Their team offers Custom Software Development and UX/UI Design.Read More
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247$1,000+10 - 49 employeesIrvine, CACharisol Technology is a website development firm founded in 2015. The company focuses on Web Development and Mobile App Development, and is small.Read More
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248$1,000+50 - 249 employeesTustin, CAOneDigit, a midsize artificial intelligence company, is located in Tustin, California. Their services include Artificial Intelligence and Generative AI.Read More
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249$1,000+50 - 249 employeesOak Park, CAWeb development firm iPraxa Inc is in Oak Park, California and Noida, India. Their services include Web Development and Mobile App Development.Read More
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250$1,000+10 - 49 employeesOrange, CA360Biz is a Content Marketing company. Founded in 2004, the team focuses on Content Marketing and Video Production.Read More
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251$10,000+10 - 49 employeesIrvine, CAClouda Inc is a small e-commerce development company founded in 2018. Their team provides E-Commerce Development and Web Development.Read More
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Stanley Engineered FasteningIndustries
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252$10,000+10 - 49 employeesIrvine, CARead More
Custom Software Solutions, Inc is a software house based in Irvine, Calif., and founded in 2005. With no more than 50 experts, they provide SEO, PPC, and custom software development solutions to clients ranging from startups to large businesses.
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HID GlobalIndustries
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253$1,000+10 - 49 employeesIrvine, CAFounded in 2008, 3DEX is a cloud consulting & SI company. The agency specializes in cloud consulting & SI and Custom Software Development.Read More
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4Smile ContesteeIndustries
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254$10,000+10 - 49 employeesIrvine, CALuminous Tec is a mobile app development company. Established in 2006, the team focuses on Mobile App Development and E-Commerce Development. The firm is located in Irvine, California.Read More
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255$5,000+10 - 49 employeesIrvine, CARead More
Founded in 2022, Horizon Labs is a small custom software development firm. Their services include custom software development, web development, mobile app development, application management & support, and more. The agency is in Irvine, California.
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YuraHealth.com Kidsy.co Rarewaters.com Flairlabs.ai (YC S22)Industries
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256$1,000+10 - 49 employeesLaguna Hills, CATop Pick Designs is a Laguna Hills, California-based. The agency offers and is small.The agency was established in 2023.Read More
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257Undisclosed2 - 9 employeesGarden Grove, CAOsoLabs is a social media marketing agency founded in 2007. The team offers Social Media Marketing and Email Marketing.Read More
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258$10,000+10 - 49 employeesIrvine, CARead More
Established in 2016, Linkosys is a small IT strategy consulting company based in Irvine, California and Irvine, California. Their services include IT strategy consulting, IT managed services, BI & big data consulting & SI, IT staff augmentation, and more.
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BresatechIndustries
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259$10,000+50 - 249 employeesMission Viejo, CAAccelOne is an artificial intelligence company launched in 2013. Headquartered in Kirkland, Washington; Buenos Aires, Argentina and Mission Viejo, California, their midsize team specializes in Artificial Intelligence, Generative AI, IT managed services, IT staff augmentation, and more.Read More
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XapoIndustries
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260$1,000+2 - 9 employeesWestlake Village, CABased in Westlake Village, California, VYNE Collective is a small branding company. Their services include Branding and Marketing Strategy.Read More
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261$5,000+2 - 9 employeesMission Viejo, CARead More
Calibec is a small custom software development firm. Founded in 2021, the team offers custom software development, web development, mobile app development, enterprise app modernization, and more. The agency is located in Mission Viejo, California.
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262$25,000+50 - 249 employeesNewport Beach, CATechFlex Development, a midsize web development firm, is located in Newport Beach, California. The team provides Web Development and Mobile App Development.Read More
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263$25,000+50 - 249 employeesIrvine, CAFounded in 2007, Codazen is a software development company. Their services include Custom Software Development and Enterprise App Modernization.Read More
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264$5,000+50 - 249 employeesIrvine, CAFounded in 2017, Transcend Digital, a midsize Digital Strategy company, is in Irvine, California. Their team specializes in Digital Strategy and Email Marketing.Read More
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265Undisclosed10 - 49 employeesIrvine, CAEstablished in 2009, Local SEO Help is a SEO company. The team specializes in Search Engine Optimization and Social Media Marketing and is in Irvine, California.Read More
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266$50,000+250 - 999 employeesCamarillo, CARead More
Vizuri is a development and computer software company based in Herndon, Va. They were founded in 1986 and have a team of around 250 employees. Their services include custom software development, IT staff augmentation, and IT strategy consulting.
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AetnaIndustries
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267$10,000+10 - 49 employeesIrvine, CAEstablished in 2021, VantaSoft is a software development company. Headquartered in Irvine, California, the team specializes in Custom Software Development and Web Development.Read More
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268$1,000+2 - 9 employeesIrvine, CABreakaway Dezigns Agency, a Marketing Strategy company, is in Irvine, California. Their services include Marketing Strategy and Search Engine Optimization.Read More
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269$1,000+2 - 9 employeesIrvine, CAMake it happen Art & Tech is an Irvine, California-based software development firm. They offer Custom Software Development and Web Development and were established in 2020.Read More
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270$1,000+Freelancer employeesAnaheim, CAFounded in 2014, socialomical is a small Anaheim, California-based branding agency. Their team specializes in Branding and Product Design.Read More
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