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Last updated 10 February, 2025
Top Software Development Companies in California
Are you searching for the best software development company in California? You can consider TopDevelopers.co to find the right team for your software development projects. The platform is transparent and reliable, as you will discover only top-rated and highly appreciated companies listed on this platform. Yes, any company to be listed here needs to meet our listing criteria. We have experts who ensure to evaluate and analyze each company’s quality work, expertise, industry experience, team strength, portfolio ranges, ratings, and client testimonials. Based on the score they get during our evaluation process, we rank them on this accordingly. The list you get here is analyzed and 100% verified. Find your agency now.
List of Best California Custom Software Development Companies
486 Companies | Last Updated 04 April, 2025
The Company of Experts
TPLEX has helped over 200 businesses to scale their engineering teams and provided product development expertise to build world-class software. Explore the detailed profile of Tplex
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11 to 50
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$26 - $50
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Less than - $5000
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California, USA
Build impactful software products with us
We work with innovative VC-backed startups as well as established companies in Healthcare, Education, Finance, and Government&Adminsitration. With offices in Singapore and Bucharest, Romania,…Explore the detailed profile of Atta Systems
Our active users have increased significantly.
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11 to 50
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$51 - $100
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$25001 - $50000
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California, USA
Custom software and mobile solutions for retail, logistics,
Coreteka is an American IT services provider with R&D offices in Eastern Europe and 8 years of experience in custom software development. We have offices in Irvine (the USA), Wroclaw (Poland),…Explore the detailed profile of CoreTeka
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51 to 250
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$26 - $50
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$5001 - $10000
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California, USA
Innovation in Motion
Emorphis Technologies has a global specialization in meeting the specific needs of Independent Software Vendors (ISVs) worldwide. Emorphis Technologies offers comprehensive software product/application…Explore the detailed profile of Emorphis Technologies
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51 to 250
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$26 - $50
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Less than - $5000
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California, USA
Business-friendly Solutions
ITC Infotech is a leading global technology services and solutions provider, led by Business and Technology Consulting. ITC Infotech provides business-friendly solutions to help clients succeed and be…Explore the detailed profile of ITC Infotech
Pleased with the service offered by ITC Infotech.
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1000+
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Up to $25
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More - than
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California, USA
For when it's really complicated.
We develop custom IT solutions for tech startups and small businesses that require deep expertise across multiple IT fields. Our company builds MVPs, develops systems, automates business processes, and…Explore the detailed profile of Axmor
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51 to 250
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$26 - $50
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$5001 - $10000
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California, USA
Even Facebook Fell in Love with Our Open Source!
Droids On Roids is an awarded mobile app development and website design company in Poland. We have more than 55 talented professionals, creating top-notch mobile apps and designs for a wide range of industries.…Explore the detailed profile of Droids On Roids
Great devs
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51 to 250
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$51 - $100
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Less than - $5000
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California, USA
We Build your Next Generation App
We, Mobulous, are the top rated mobile app developers having 10 years + expertise in creating innovative and out of the box native applications. With over 500+ native android and iOS apps developed, our…Explore the detailed profile of Mobulous Technologies
Thank you for the amazing work!
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51 to 250
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Up to $25
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Less than - $5000
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California, USA
Frisco Web Solutions is a San Jose, CA based SEO and Website Design Agency. We offer Web Design and Internet Marketing services to our customers in San Jose, CA. We serve a range of customers that includes…Explore the detailed profile of Frisco Web Solutions
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2 to 10
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Up to $25
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$5001 - $10000
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California, USA
#1 Multi Service Solution - On Demand Clone
Build your own on demand multi service business in just 1 or 2 weeks with On Demand Clone and build your brand. We serve 40+ top apps like Gojek Clone, Glovo Clone, Grab Clone, Uber Clone, Ola Clone,…Explore the detailed profile of On Demand Clone
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11 to 50
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$51 - $100
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$5001 - $10000
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California, USA
Mobile App and Web Development company
Based out of NYC, Omega is an international mobile development company. We have offices in New York, Los Angeles, and Houston. We create innovative software for the largest companies all over the globe.…Explore the detailed profile of Omega - Digital Innovations
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51 to 250
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$51 - $100
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$10001 - $25000
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California, USA
If you're looking for a comprehensive ERP solution that can take your business to the next level, Cordis Technology is the perfect choice. We have a proven track record of helping businesses of all…Explore the detailed profile of Cordis Technology
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251 to 1000
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$300+
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$5001 - $10000
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California, USA
One Stop for Technology
Orion eSolution is not only a one stop shop for technology but also a software boutique specialised in development of web applications, mobile apps, desktop applications or customization of already built…Explore the detailed profile of Orion eSolutions Pvt. Ltd.
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51 to 250
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$51 - $100
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$5001 - $10000
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California, USA
Innovating Solutions, Empowering Success.
Established in 2012, Chipsy Information Technology Services Pvt. Ltd. is a dynamic and innovative IT solutions provider dedicated to empowering businesses with cutting-edge technology. With a strong focus…Explore the detailed profile of Chipsy Services
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11 to 50
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Up to $25
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Less than - $5000
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California, USA
We turn your amazing ideas into incredible web and mobile
Our team is a good, well-blended software development team - the mix of seasoned experience and innovative enthusiasm. Started in 2009 by three friends who share an unabashed love for Ruby on Rails technology…Explore the detailed profile of Railwaymen
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11 to 50
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$51 - $100
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$10001 - $25000
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California, USA
We Design Future-Ready website and Mobile Applications
Cerebrum Infotech is a mobile application and software development company, Cerebrum is regarded as a premier app development company. We emphasize our customers' needs; it is our prime priority-…Explore the detailed profile of Cerebrum Infotech
Excellent Product and Awesome Support from the Team
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51 to 250
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Up to $25
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Less than - $5000
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California, USA
Let's craft commerce
More than just a Web Agency. Long-term partnerships. A singular focus on your goals. Yes, Vonnda is a web agency based in San Francisco. Yes, we create smart digital strategies, design beautiful websites…Explore the detailed profile of Vonnda
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11 to 50
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$151 - $200
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$5001 - $10000
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California, USA
WE BUILD PRODUCTS FOR YOUR NEEDS
Aryavrat Infotech is a global app solution and development service provider with its vigorous presence in the USA, India, Ukraine, Israel, and the Netherlands. Aryavrat helps you to make your vision digitized…Explore the detailed profile of Aryavrat Infotech Inc.
Very efficient, reliable & trusted technology partner
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51 to 250
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Up to $25
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$25001 - $50000
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California, USA
Established in 2015, Abstract Softweb is among the best mobile app development and web development companies. With a global approach, we have our services spread across Canada, America and India, serving…Explore the detailed profile of Abstract Softweb
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51 to 250
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$51 - $100
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$5001 - $10000
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California, USA
Building, launching & scaling successful Startups
We are TulaCo, a software development company based in LA, USA. We use our industry expertise & experience to help companies get their products off the ground. With a team of 200+ engineers,…Explore the detailed profile of TulaCo
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51 to 250
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$51 - $100
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$50001 - $100000
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California, USA
Adding Innovation
Techcronus is a global provider of Enterprise Business Solutions and modern-day technology services since 2010. We take complete responsibility for our customer’s software development needs, ensuring…Explore the detailed profile of Techcronus Business Solutions
Professional Service!
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11 to 50
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$26 - $50
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Less than - $5000
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California, USA
We Code Scalable Software
We are a leading custom software development company specializing in building scalable software. We work with SMEs and enterprises across the globe to transform their businesses and help them fill their…Explore the detailed profile of ScalaCode™
A reliable partner for our business needs.
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51 to 250
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$26 - $50
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$5001 - $10000
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California, USA
Design, Development & Marketing
Hari Web Infotech- A premier full service web development agency offering website design, mobile app development, graphic design, ecommerce solution, software development and digital marketing services…Explore the detailed profile of Hari Web Infotech Pvt. Ltd.
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11 to 50
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$101 - $150
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$5001 - $10000
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California, USA
Powering Ideas to the Reality
Founded in 2015 by a group of passionate computer science engineers, CodingZap was created with the vision of helping students excel in their programming projects and assignments. Headquartered in Foster…Explore the detailed profile of Codingzap Technologies
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11 to 50
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$26 - $50
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Less than - $5000
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California, USA
Your trusted partner for software development and
Diffco is a global software development and team augmentation company based in Silicon Valley. With over 16 years of experience delivering robust software solutions in mobile, web, and AI development,…Explore the detailed profile of Diffco
They surpassed expectations and offered continuous support.
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11 to 50
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$51 - $100
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$25001 - $50000
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California, USA
You Dream It, We Build It.
Idea Maker is a boutique development agency located in Orange County, California. We specialize in helping startups and entrepreneurs develop their ideas. I'm interested in a long term relationship…Explore the detailed profile of Idea Maker
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11 to 50
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$51 - $100
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$5001 - $10000
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California, USA
Mobile Apps Development Company
CitrusBits leads the field in design innovation and digital development. Whether you’re fresh-on-the-scene or Fortune 500, we’re the creative partner you’ve been looking for. CitrusBits…Explore the detailed profile of CitrusBits
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51 to 250
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$151 - $200
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More - than
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California, USA
Magento Development Company | Magento eCommerce Solutions
Headquartered in Irvine, California, Sigma Infosolutions is a leading global IT solutions & services company with development centers in Bangalore, Ahmedabad, Jodhpur & Indore, India. Sigma Infosolutions…Explore the detailed profile of Sigma Infosolutions
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51 to 250
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$26 - $50
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$5001 - $10000
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California, USA
Top App Development & IT Staffing Company
Aphelia Innovations is an ISO-certified software development and digital transformation company. Since 2018, we have been empowering startups, SMEs, and large-scale enterprises based in the US, Europe,…Explore the detailed profile of Aphelia Innovations
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11 to 50
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Up to $25
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$5001 - $10000
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California, USA
Driving Synergy, Assuring Growth
Synergytop Inc is a top development company that delivers bespoke software solutions and winning results for all your business needs.Our certified digital and domain experts provide custom digital solutions…Explore the detailed profile of SynergyTop Inc
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51 to 250
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$26 - $50
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$10001 - $25000
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California, USA
USA Based Software Developement Company
Mindbowser provides expert technology teams & solutions to busy entrepreneurs and businesses, like you. Our objective is to 10X your business by enabling you to trim timelines, fine-tune the foundations…Explore the detailed profile of Mindbowser Info Solutions
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51 to 250
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$26 - $50
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$50001 - $100000
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California, USA
Top Ranked Mobile App Development Company
Developer Bazaar Technologies is a Top-Ranked Web Design and Mobile App Development Company, specializing in transforming ideas into stunning realities and Creating a Positive Impact and is Headquartered…Explore the detailed profile of Developer Bazaar Technologies
Developer Bazaar Technologies proved to be an expert in web development!
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11 to 50
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Up to $25
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Less than - $5000
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California, USA
RELAX YOUR SHOULDERS. WE'RE HERE.
COLAB Los Angeles: Unleashing Digital Synergy for Your Success At COLAB Los Angeles, we are more than consultants; we are architects of digital transformation. As dot-connectors and action-takers, we…Explore the detailed profile of COLAB Los Angeles
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51 to 250
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Up to $25
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$5001 - $10000
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California, USA
Credencys - Product Information Management Solution
Founded in 2012, Credencys Solutions Inc. is leading Product Information Management (PIM) and Master Data Management (MDM) solutions provider that helps startups, SMEs, and Fortune 500 companies create…Explore the detailed profile of Credencys Solutions Inc.
They streamlined certain components and helped us get to a product that our users are raving about.
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51 to 250
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$26 - $50
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$10001 - $25000
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California, USA
We are a global and dynamic software development company. We create digital solutions powered by innovative technologies and incorporate emerging trends to help businesses transform and grow.We have earned…Explore the detailed profile of Innovecs
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251 to 1000
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$26 - $50
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$25001 - $50000
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California, USA
Frequently Asked Questions
Silicon Valley is at the heart of California, and Los Angeles and San Francisco are significant IT hubs in California. It signifies California is home to tech-driven start-ups, and many established businesses are operating in California. Apple, Google, Cisco, and Intel are the leading tech businesses with branches in California with thousands of employees.
With top universities residing in California, software development companies in California have access to top talent well-versed in the latest technologies and trends. All of the situations enable California development companies to deliver quality software solutions.
Californian software developers are experts in the things they do. That’s the one benefit you get. Besides, if you have a software product to develop for healthcare, the agency in California, the U.S., you get the relevant experts (who have worked and developed healthcare solutions). Besides, you get a range of other benefits, such as faster time to market (the development company applies simultaneous development, which helps launch products and services faster, reduced distraction, access to the latest technologies, and more.
You can expect comprehensive software development services from any company you choose on this platform. Software development companies in California offer a range of services, ranging from custom software development to software deployment and everything in between. Whether you are looking for web development services, mobile application development (Native and cross-platform), software solution development, product development, desktop application development, IoT, AR/VR, or AI solutions, Cloud computing a reliable agency can serve all your needs.
Hiring developers in California, the United States, will cost you $30 to $99 or more, depending on the type of software development agency you want to partner with and the expertise and experience level of the developer. For example, $30 to $49 for junior developers, $50 to $75 for mid-senior developers, and $75 to $199+ for expert developers. The cost of hiring software developers will also differ based on the type of engagement model you choose.
Most companies follow Time & Material (T&M), Sprint-Based Payment, Fixed Pricing, Fixed Budget, Fixed Deadline, and Flexible Scope (FFF) pricing models. However, the choice of payment model will ensure the payment structure. For example, in most cases, Agile development is suitable for software development. Hence, the company suggests T&M models. It is beneficial for both, and therefore, you may have to pay 25% initially, 50% when the project is half completed, and the rest of the project is developed, tested, and ready to deploy.
The best method to choose the right software development company in California is to look for their “Portfolios,” “Work methodology,” and “Client reviews.” Evaluate these three things, and you will find the right firm. Apart from this, you can also look at their team strength, tech expertise, and industry experiences. More than that, you must know your needs before approaching any firm for your projects. For example, understanding your projects and needs will help you make a better choice.
California-based software development companies use agile, waterfall, kanban, scrum, and waterfall methodologies depending on what suits software projects and what business clients demand.
Even though software agencies promise to use a comprehensive suite of technologies and tools for software development, most companies have their specific choice (because of the kind of client demand and easy availability of the technology in the region). As far as California software agencies are concerned, they use various tools and technologies, including Nifty, Git, Jira, Atom, Microsoft Azure, Visual Studio Code, Bitbucket, NetBeans, Amazon Web Services, and others.
Californian software development companies focus on several industries, ranging from Hospitality and tourism, Information technology, Fashion and lifestyle, Healthcare / Pharma / Medical, FinTech / Banking / Finance, and Logistics and Transportation to Food & Beverages, Media & Streaming, Real estate (RealTech) and others.
We have created this list of software development companies in California by thoroughly analyzing and evaluating each company. We have explored tech expertise, industry experiences, portfolio ranges, testimonials / client reviews, ratings, and more to ensure that only deserving companies get listed on this platform. Hence, the company that met our listing criteria is ranked and listed here. You can explore the agency and begin with project discussion as the rest we have done for you.