ADV is the online services custom development company with a staff of 170+ people. We helped to launch online sales and services for well-known global companies such as Mcdonald's, MARS, Allianz, Sanofi, Disney, Zepter, Leroy Merlin and others. Our company was founded in 1997 and has 25 years of experience. Our key expertise is ecommerce, mobile applications, online services, BigData. We have worked with the largest companies in various industries, including banks, telecoms, insurance, retail, developers, pharmaceuticals, auto business. Our full-stack teams cover the following: Product management, Project management, Business and System Analytics, UI/UX, Frontend and Backend Development, Data Science, QA, DevOps. The number of pure production personnel is now 160 people. Our tech stacks are: React, Vue, Swift, Kotlin, Python, .Net, Java, PHP. We work using the most efficient Agile frameworks. In addition to pure production, we provide 24/7 monitoring and technical support. We have a number of our own ready-made solutions in the following areas: b2c/d2c ecommerce, b2b ecommerce, customer data platform, data stream processing, scheduling/booking, digital insurance.