Quality Assurance Companies United States
List of the Top Quality Assurance Firms in United States

We are one of the leading app development companies in NY, USA for Startups & Enterprise, focus on high-quality android, ios & web development services.
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$5,000 +
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250 - 999
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$25 - $49 / hr
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US, Manhattan
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BugRaptors is an independent software testing that comes with ISO 9001:2018 and ISO 27001 certification. Established in 2016, we are one of the top software testing companies across the globe providing manual and automated testing services to diverse industries.
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$1,000 +
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50 - 249
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< $25 / hr
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US, Emeryville
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We are custom software developers who help companies from all industry verticals, including Tech, Healthcare, Financial Services, Education, and retail, to achieve their digitization vision by developing and implementing software tailored to their needs. We are certified partners for Salesforce, Microsoft Azure, AWS, G Suite, and ServiceNow, experts in AngularJS development.
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$25,000 +
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250 - 999
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$25 - $49 / hr
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US, Reston
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Drupal development company. We transform businesses through business websites. From website design to backend development, our award-winning in-house team has a heart and talent for all things digital.
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$5,000 +
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2 - 9
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$100 - $149 / hr
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US, Los Angeles
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The simple summer project that started it all now has a user base worldwide of 500000 users.
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$1,000 +
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2 - 9
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$100 - $149 / hr
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US, Valparaiso
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Appirio is a Salesforce consulting and Google consulting partner that provides strategic, operational, change enablement, and user adoption services.
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$100,000 +
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1,000 - 9,999
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$150 - $199 / hr
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US, Indianola
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AppIt Ventures is an award-winning custom software development company. Our experienced app developers specialize in web and mobile app development.
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$25,000 +
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10 - 49
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$100 - $149 / hr
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US, Denver
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We are a software development company that develops and deploys custom software solutions for organizations that want to make an impact through technology.
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$5,000 +
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50 - 249
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$50 - $99 / hr
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US, Austin
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We excel at transforming complex business needs into scalable and powerful solutions. Whether it’s enterprise level software development, machine learning
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$5,000 +
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10 - 49
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$100 - $149 / hr
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US, San Francisco
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AppZoro - Atlanta app developers and Atlanta web developers company. Request a quote for app development in Atlanta & web development.
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$5,000 +
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10 - 49
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$50 - $99 / hr
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US, Atlanta
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Since 2004, our elite team of mobile developers and designers have built award-winning, chart-topping iOS & Android apps.
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$25,000 +
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10 - 49
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$50 - $99 / hr
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US, Annandale
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We design custom software solutions, provide web, mobile, desktop and embedded development, test product ideas and business models, and build development teams
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$50,000 +
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50 - 249
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$25 - $49 / hr
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US, New York City
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Award-winning responsive credit union web design, CMS, hosting, chatbots, marketing, ADA accessibility, SEO, social media and financial calculators
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$10,000 +
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10 - 49
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$50 - $99 / hr
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US, Portland
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Azilen Technologies is leading Digital IT Services Provider Since 2009 actively managing 30+ PLC for cross function industries. We specialize in managing entire Product Life Cycle, Consulting and Digital Transformation.
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$25,000 +
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50 - 249
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$25 - $49 / hr
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US, West Bangor
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Band of Coders is a software & mobile app development company USA and Canada. Click to learn how our elite coders can get your app idea off the ground.
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$5,000 +
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10 - 49
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$50 - $99 / hr
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US, Atlanta
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BotPenguin is AI powered free chatbot maker for website & FB messenger. Create your own website chatbot answer customer queries instantly.
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$1,000 +
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50 - 249
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$25 - $49 / hr
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US, Chicago
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Technology company with proven record of partnering with enterprises and startups
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$5,000 +
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50 - 249
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$25 - $49 / hr
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US, Wilmington
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A dedicated team of highly qualified Django web developers, experienced project managers, and industry consultants solidifies INEXTURE’s repute in providing highly-ranked quality solutions. We always offer services that work best with your project requirements. So, the project output is always more than expected! Our key expertise is in Python development, Liferay consulting, Java development, Artificial intelligence, and Machine learning. Moreover, we have been quoted as one of the Top Python Development Company in the USA At Inexture Solutions , our mission is to be the partner of choice for our customers by helping them achieve their business goals with simple & effective solutions through state-of-the-art technology, innovation, and reliability.
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$1,000 +
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50 - 249
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$25 - $49 / hr
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US, Los Angeles
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Sara is a US-based blockchain technology solutions company. Since 2007 we are working as an industry 4.0 solutions provider and catering to global clients.
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$10,000 +
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10 - 49
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$25 - $49 / hr
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US, San Diego
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Appmakery provides Websites, Apps, SEO, CRM, Google Adwords, Marketing Automation and other Custom Technology solutions to Local Businesses.
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$10,000 +
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2 - 9
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$25 - $49 / hr
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US, San Diego
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We help build technology that
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$10,000 +
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10 - 49
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$25 - $49 / hr
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US, Austin
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Clever Solution offers complete digital marketing and web development services to help grow your business online! Call Us Now ✆+1 (888) 959 5582
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$5,000 +
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10 - 49
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$50 - $99 / hr
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US, New York City
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Product Development for Better Business
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$5,000 +
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10 - 49
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$100 - $149 / hr
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US, Atlanta
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Comentum, a San Diego company, specializes in custom web application development, custom database software, mobile app: iphone app development, android app developers, custom Ecommerce software, web development, web design, corporate web design
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$25,000 +
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10 - 49
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$150 - $199 / hr
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US, San Diego
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CrowdTorch is the leading provider of mobile applications for consumer and social events.
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$25,000 +
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10 - 49
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$150 - $199 / hr
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US, Austin
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Curotec clients leverage our deep technical expertise to foster customer engagement, transform operations, and increase their bottom line.
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$10,000 +
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10 - 49
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$100 - $149 / hr
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US, Philadelphia
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Dev Technosys is a best website design and development company in USA, offering web development, mobile app development, and software development services
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$10,000 +
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50 - 249
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$25 - $49 / hr
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US, Commerce
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At Dialexa, we design and engineer award-winning technology products across mobile, web, Internet of Things (IoT) and embedded device platforms.
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$25,000 +
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50 - 249
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$50 - $99 / hr
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US, Dallas
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A digital product development firm offering strategy, design, and full stack engineering using Ember.js and Elixir, trusted by Nasdaq, Apple, Netflix, and Harvard.
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$100,000 +
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50 - 249
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$150 - $199 / hr
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US, Hingham
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We are an eCommerce website developer that creates engaging user experiences with seamless backend functionality, powered by Adobe Commerce and Magento systems.
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$5,000 +
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50 - 249
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$100 - $149 / hr
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US, Morristown
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We provide wide range of services in solving complex data-rich business problems.
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$10,000 +
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2 - 9
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$25 - $49 / hr
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US, San Francisco
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Were a team of humans transforming business with refreshingly uncomplicated digital products.
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$5,000 +
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10 - 49
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$150 - $199 / hr
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US, Seattle
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NIRD Ruby on Rails Web Development Seattle WA
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$25,000 +
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2 - 9
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$150 - $199 / hr
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US, Seattle
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InfinixSoft offers strategy, business and product development (mobile, social and internet technologies) to startup and enterprise clients.
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$5,000 +
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10 - 49
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$50 - $99 / hr
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US, Miami
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Innopplinc is a Los Angeles based Mobile App development & Web Design in CA. Our app developers & Drupal developers create innovative mobile apps & websites
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$10,000 +
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50 - 249
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$50 - $99 / hr
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US, Atlanta
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Nearshore Software Development Services Company based in Austin, Texas with 9 years of experience in delivering IT Outsourcing Services. Contact us.
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$25,000 +
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50 - 249
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$25 - $49 / hr
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US, Austin
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JWC Austin TX UI Engineering and Design
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$10,000 +
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2 - 9
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$25 - $49 / hr
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US, Austin
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Building High-Performance Web, Mobile & Microservices Applications from year 2006. Our focus area is crafting serverless, scalable, performance optimized, highly available, Secure & Distributed Web/Mobile applications.
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$5,000 +
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50 - 249
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$25 - $49 / hr
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US, Wilmington
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Leaf Software Solutions has delivered mission critical business solutions for over 30 years.
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$50,000 +
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10 - 49
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$100 - $149 / hr
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US, Carmel
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What should you know before hiring Blockchain Developers from Blockchain Development companies or Freelance platforms.
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$5,000 +
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50 - 249
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$50 - $99 / hr
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US, San Francisco
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