Ilya Tikhomirov

Shipments: - building a fault-tolerant microservice architecture - interaction with another departments and teams, development of service specifications - making important architectural decisions - training and knowledge sharing with junior colleagues - on-call support for team products and assistance with criticals Purchasing: - building a workflow from scratch - setting up CI/CD - legacy monolith refactoring, removing existing components and covering current functionality with tests

1. Development and support of API for DC Analytics product. Participation in API architecture planning. Refactoring legacy and coverage by tests. Creating new API methods for new services. 2. Development JS SDK for tracking users on browser side. Tools: PHP, Postgresql, Redis, PHPunit

1. Development CRM for internal departments. Refactoring legacy code and splitting up monolith into different microservices using Laravel, internal framework and golang. 2. Development realtime analytic system for Risk and Business development departments. Parsing, storing and processing huge amount of data from different services. Based on Greenplum claster, PHP, cross departments microservices and aggregation. Tools: PHP, Angular, Postgresql, Redis, RabbitMQ, PHPunit, microservices

- Designed and launched backend RESTful API application for a web cam service, based on PHP7.1, MariaDB, Redis, RabbitMQ, PHPUnit. 2kk+ visits and 10kk page views per day, 1500-3500 RPS. - Development of application for an affiliate program. Storage (~ 40GB and 70kk++ rows per month, 500-1000 inserts per second) data processing and analytics for users and partners using columnar DBMS Clickhouse . Generation statistical reports, the calculation revenue of the company partners in real time

Development local CRM. Refactoring and improving legacy code PHP 5.3 and step by step improving code base according to the principles of the OOP best practice. Development software for testing teachers and tutors from scratch. Using Slim framework, MySQL and RESTful API of main service. Tools: PHP 5.3, 5.6 Slim framework MySQL Redis

Development RESTful API for mobile application «AudioBook» for IOS and Android, based on Symfony 1.4, Oracle (PL/SQL). Additional: Supporting local CRM for customers, Developing advertising web applications SMS service: setting service / receive sms messages and analysis. SMPP + HTTP transport Tools: PHP 5.5 JavaScript, bash (shell), Oracle, PL/SQL, PostrgeSQL, PL/pgSQL

- development http://n3.ru (CMS MoDx revolution) - development of personal account http://account.dev.n3.ru (yii - framework, php + Oracle, Ubuntu server) - development OCP http://ocp.medi-a.ru . CRM of Media Alliance. revision / update MiddleWare. This middleware allows to receive - digital signals on specific devices. integration of different STB. Updating / upgrading / firmware revision of these devices so that they can work with the middleware.

Integration of services(digital tv) into the set-top-boxes: JavaScript
bash (shell) Development and support websites by CMS TYPO3, Joomla, ModX. 1. http://clcom.ru Implemented new design and functionality using CMS TYPO3. Filling content and SEO optimisation. 2. http://elecomd.ru Successful migration from TYPO3 CMS to Yii2 framework. Filing website, integration with 1C accounting system. 3. http://germessk.ru Support and filling web-store. Content management.