Java development Back-end Java development for high-load platforms, transactional systems and payment platforms, ERP and CRM learn more about java development services JavaScript and React.js development Front-end development of scalable web applications learn more about JS and React.js development Python Back- and front-end development, machine learning algorithms development with Keras framework. learn more about Python development services iOS development Mobile development services with Objective-C and Swift. learn more about iOS development services Android development Mobile apps developmnet with Kotlin and Java learn more about Android development services Node.js Development services based on open-source cross-platform framework Node.js.