Top California App Development Companies (120)

Atlassian creates teamwork solutions for high-performing teams. Our portfolio of collaboration and work management software products includes Jira, Confluence, Trello, Loom and Rovo. More than 300,000 businesses worldwide rely on Atlassian’s technology, including 80 percent of Fortune 500 companies. Our solutions support various business teams and they help organizations plan, track, and deliver their biggest ideas together.

As the trusted choice for digital agencies, SaaS platforms, and web professionals, Duda powers over 1 million websites worldwide. Our platform offers a comprehensive suite of tools that enable users to efficiently create pixel-perfect, feature-rich websites at scale.

Doodle Labs designs and produces industrial-grade wireless networking solutions. The company focuses on mesh networking for robotic systems, providing high throughput, long-range Mesh Rider solutions for UAVs, UGVs, AMRs and other robotic applications. The company’s Helix Mesh Rider Radio was developed with sponsorship from DIU and is the Blue UAS program’s datalink of choice. Doodle Labs was named one of Fast...

We're a global community of bold visionaries and resourceful doers who are shaping the future of Dropbox—and with it the future of work. Our Virtual First model combines the flexibility of a distributed workplace with the power of human connection, making space for both meaningful work and meaningful relationships. With our start-up mindset and enterprise-level opportunities, you can be who...

NBCUniversal is one of the world's leading media and entertainment companies. We create world-class content, which we distribute across our portfolio of film, television, and streaming, and bring to life through our global theme park destinations, consumer products, and experiences. We own and operate leading entertainment and news brands, including NBC, NBC News, NBC Sports, Telemundo, NBC Local Stations, Bravo,...

WorkWhile is an AI-powered next generation labor platform that helps businesses in light industrial, hospitality, and events achieve over 90% fill rates and reduce no-shows through AI and predictive machine learning. We ensure seamless shift execution with trained, on-demand workers supported by on-site leads, real-time performance monitoring, and a robust accountability system. Our worker-first model boosts retention through benefits like...

We contribute to human progress by empowering people to express themselves, live in the moment, learn about the world, and have fun together.

Sortly is the simplest inventory platform for business and teams to stay on top of their stuff. Our visual system enables business to easily track what they have, where it is, and who has it. Anytime, anywhere, on any desktop, tablet or mobile device. Sortly is trusted by tens of 1000’s of small businesses and teams at large enterprises including HP, Honeywell,...

1stMILE (formerly Merchant Partners) is a software technology company based in Redmond that provides a consumer driven commerce platform to businesses in the automotive marketplace. We have more than 12,000+ locations using our 1stMILE software to process payments and increase revenue via our integrated solutions.

Shorebird is a developer-tools company that makes it easier for businesses to build, ship, and operate mobile applications with Flutter. Our flagship product, Code Push, enables safe over-the-air updates for Flutter apps—allowing teams to fix bugs, ship features, and respond to issues without waiting for app store approval. We're expanding our platform to support more of the Flutter development lifecycle,...

Create successful apps and websites through chat — on a safe open tech stack for AI that rolls back limits

World Wide Technology is a systems integrator, provides information technology and supply chain solutions. Fueled by creativity and ideation, World Wide Technology strives to accelerate our growth and nurture future innovation. From our world class culture, to our generous benefits, to developing cutting edge technology solutions, WWT constantly works towards its mission of creating a profitable growth company that is...

American Express Global Business (Amex GBT) is the world’s leading B2B travel platform, providing software and services to manage travel, expenses, meetings & events for companies of all sizes. Our solutions include: Egencia: the leading software as service travel platform for small and medium-sized enterprises (SMEs). Ovation: the solution synonymous with high-touch travel service. The Neo Technology Group: a technology-focused team that builds...

Paybotx is a rapidly growing financial technology and merchant services company dedicated to helping businesses accept payments more efficiently while providing the tools they need to operate and grow. We partner with businesses of all sizes across the United States to deliver customized payment processing solutions, point-of-sale (POS) systems, payment gateways, eCommerce integrations, virtual terminals, mobile payment solutions, and business...

WeblineIndia provides offshore software development and dedicated teams for SMBs and mid-market companies seeking predictable delivery, modernization, and innovation. Founded in 1999, the company combines US presence with an ISO-certified development center in India through its proprietary RelyShore® model, delivering offshore efficiency with enterprise-grade reliability across 3600+ projects, 825+ clients, and 25+ countries. With 165+ skilled engineers, WeblineIndia offers AI/ML, data,...

Trusted by 19 of the top 20 importers, Cargomatic leverages the latest innovations to deliver comprehensive short-haul logistics solutions powered by the industry’s most sophisticated technology platform. The company offers a true one-stop shop—one provider for all U.S. markets managed in one technology platform with a single point of contact for the entire shipment life cycle. Services include LTL, LCL,...

Speridian is an innovative, thought-leading digital modernization company that leverages modern software engineering and proprietary platform solutions to streamline and enhance interactions between clients and constituents within commercial and public sector markets. As a global business and technology solutions provider, Speridian's business and technology experts help clients modernize their businesses through Digital Transformation. Headquartered in Albuquerque, NM, with regional offices...

At SmartCookie.App, our mission is simple: to keep kids engaged in learning and self-motivated to pursue ongoing education. We accomplish this through an innovative approach to parental controls that uses kids’ desire to access online entertainment to drive their learning.

Quo is a modern business phone system that brings all your calls, texts, and customer information together in one easy-to-use, AI-powered platform. It helps your team stay organized and respond faster, so you can give every customer a great experience. AI handles busywork like logging calls, organizing messages, answering FAQs, and seamlessly hands off conversations to your team when needed. Whether...

Replit is the agentic software creation platform that enables anyone to build applications using natural language. With millions of users worldwide and over 500,000 business users, Replit is democratizing software development by removing traditional barriers to application creation.