Viaduct is software company from Kyiv, Ukraine focused on a web and mobile development with any level of complexity. Years of experience were converted into robust programming skills and a strong understanding of the necessity to be on the bleeding edge of modern technologies. Our clients are based all around the world (USA, EU, UK, Australia) and can always rely on our expertise in a software development sphere. Our team has done hundreds of successful projects, spent thousands of hours for client's tasks and written hundreds of thousands lines of code. We focus on our client's issues and always find the best solutions to achieve your business goals. Each project is partitioned into small milestones for every stage: from business analysis to software requirements specification, from development to quality assurance stage, from deployment (delivery) to regular maintenance and support. To achieve it we use Agile methodology and Jira software, ensuring great delivery of products even without strict requirements which is indispensable for MVP and startups in early stages. The stack of technologies and services that we use or have previous experience with. • Programming languages: PHP, Python, JavaScript, SQL. • DataBases: MySQL, SQLite, LocalStorage. • General web technologies: HTML, CSS, SVG, LESS, SASS, BEM, WebGL, Canvas, jQuery, jQuery UI, Bootstrap, AJAX, JSON, XML, Gulp, APIs, template engines (Smarty, Twig), Payment Gateways (Stripe, PayPal, Braintree, PayAnyWay, LiqPay, PayAnyWay etc), SMS services integration. • Front-end frameworks: ReactJS, VueJS, AngularJS, BackboneJS, Monkberry. • Back-end frameworks: Laravel, Yii2, Symfony, CodeIgniter. • Mobile frameworks: Apache Cordova (formerly PhoneGap) for iOS and Android applications. • CMS: WordPress, Shopify, ShopScript, DLE, Kirby, Prestashop, Joomla, OpenCart, Bitrix, ModX. • DevOps: *nix, Apache, nginx, Git, Bitbucket, Atlassian Jira, npm, Composer, Bower, Digital Ocean, WP Engine.