Oct 10, 2025

Written byOlivia McClure Published on Nov. 20, 2023 Situated in the heart of Silicon Valley, San Jose serves as one of the nation’s largest tech hubs. This South Bay city not only boasts year-round beautiful weather, but some of the world’s most powerful tech companies. With a population greater than that of San Francisco, San Jose brims with talented minds and innovative companies, which are constantly shifting the tech landscape on a global scale. Many tech innovators, including Adobe and Cisco, planted their roots in San Jose decades ago. Since then, these companies and many others have flourished and taken the lead within their industries, solidifying the city’s status as a true tech capital. From fintech developers to manufacturing giants, these tech companies in San Jose are just some of the names that make up the city’s global tech community. Top Tech Companies in San Jose You Should Know Adobe Focus: Tech, Retail, Transportation, Aviation, Education, Financial Services, Manufacturing, Media + Entertainment What they do: Headquartered in San Jose, Adobe provides digital media and digital marketing experiences. With products like Photoshop, Lightroom, Illustrator and Premiere Pro, Adobe enables individuals and businesses to design and edit photos and videos for branding and marketing purposes. The company’s app, Photoshop Express, allows users to edit and share photos on their mobile devices. Adobe also provides a variety of products for enterprise clients, including Advertising Cloud, Audience Manager, Experience Manager, Magento Commerce Cloud and Marketo Engagement Platform. Who they work with: The Home Depot, Under Armour, Hitachi Solutions, Heathrow Airport, Japan Airlines and Marc Fisher Footwear. Focus: Financial Services What they do: Calyx Software provides compliant mortgage software solutions, which are used by banks, credit unions, mortgage lenders and brokerages. The company’s borrower interview platform, loan origination systems and secure electronic signature software are designed to streamline, integrate and optimize all phases of the loan process for a wide range of clients. Calyx provides other products, including Portfolio Producer, which allows clients to price and prequalify portfolio loans based upon specific guidelines, as well as WebCaster, which gives clients the ability to accept loan applications, communicate with borrowers and manage document delivery through their website. Who they work with: Financial institutions, mortgage bankers and mortgage brokers. Focus: Tech, Banking, Energy, Telecommunications, Education, Transportation, Manufacturing, Sports, Retail, Healthcare What they do:  Cisco provides hardware, software and service offerings that make networks possible. The company specializes in industry-leading technology and solutions in routing and switching, home networking, IP telephony, optical networking, security, storage area networking and wireless technology. Working with large enterprises, commercial businesses, service providers and consumers, Cisco offers a wide range of services relating to networking, software, Internet of Things (IoT), mobility and wireless, security, data and more. Who they work with: Turku Energia, BBVA, Vodafone, Douglas County Schools, Montana State University and Istanbul Grand Airport. Focus: Nonprofits, Education, Politics, Governments, Enterprises, E-commerce What they do: PayPal provides an open digital payments platform, which enables account holders to connect and transact online, in an app or in person. The company is dedicated to creating better ways to move and manage money, offering choice and flexibility when sending payments or getting paid. The PayPal platform includes Braintree, Venmo and Xoom, and operates in more than 100 currencies. The company works with clients from a wide range of industries, including education and politics and offers a variety of products, such as PayPal Credit, PayPal Business Debit Mastercard and PayPal Global Sellers. Who they work with: Nonprofits, educational institutions, political campaigns, governments, enterprises and marketplaces. Focus: Retail, Big Data, Business Intelligence What they do: RetailNext provides expertise in retail analytics for brick-and-mortar retail, providing real-time analytics that enable retailers and manufacturers to collect, analyze and visualize in-store data. The company uses video analytics, WiFi detection, on-shelf sensors and data from point-of-sale systems and other sources to help retailers understand how consumers engage with their stores. RetailNext helps retailers identify opportunities for growth, execute changes and measure success through the use of its platform, which integrates with promotional calendars, staffing systems and weather services to analyze internal and external factors influencing consumer behavior. Who they work with: UNTUCKit, Neighborhood Goods, Brookstone, Atlanta Hawks, Club Monaco, Ulta Beauty and Bloomingdale’s. Focus: Retail, Furniture, Food + Beverage, Automotive, Beauty + Cosmetics, Entertainment What they do: Signifyd provides guaranteed fraud protection, helping retailers provide a friction-free e-commerce experience for customers. The company leverages big data, machine learning and domain expertise to offer a complete financial guarantee against fraud on approved orders that end up being fraudulent, shifting the liability for fraud away from retailers while allowing them to increase sales and open up new markets. Signifyd’s specialties encompass revenue optimization, cross-border expansion, order automation and omnichannel commerce. Who they work with: Mitchell & Ness, Jet, Stance, Jerome’s Furniture, iHeartRaves, Alligator Performance and Imagine Diamonds.