Stan Kulyavtsev's Email Addresses & Phone Numbers

📖 Summary

Engineering Team Leader, Full Stack @ OneMob Leading distributed engineering team.Accomplishments:- Built from scratch distributed engineering team- Increased the overall quality of the code (by making code reviews, following community best practices, adding linters and so on)- Moved entire application to AWS services (EC2, ECS, ELB, CloudFront, S3, CloudBuild)- Introduced Docker- Migrated Front End application from Rails Assets Pipeline to Webpack- Developed a microservice for video transcoding- Designed and Implemented core components (integration with CRM systems, SMTP, Oauth Provider, Single Sign On)and more San Francisco Bay AreaFull Stack Engineer (Ruby on Rails) @ OneMob I joined OneMob as a Full Stack Ruby on Rails developer.Accomplishments:- Built version 2 of REST API Back End using Ruby on Rails framework- Built new SPA Front End application using AngularJS- Designed key components of the application- Refactored old logic following SOLID principles and common programming patterns- Decreased memory usage by optimizing active record queries and avoiding N+1- Introduced Service Objects for keeping application business logic From September 2015 to August 2017 (2 years) San Francisco Bay AreaFull Stack Engineer (Ruby on Rails) @ Web robot Implemented the following projects:Wrote system of OAuth authentications with own OAuth provider, analog of doorkeeper gem.Created a simple site for local needs to get data from Redmine by REST API for required users and output of different reports based on settings.Took a part in developing an e-commerce project on Spree Commerce.Developed chat on XMPP where as a server was used Vines (ruby) and Prosody (lua). For Prosody I wrote additional plug-in to connect out DB to get local users for authorizations. I wrote a Client on CoffeeScript using javascript library Strophe for XMPP.Implemented Docker to deploy new customers for B2B system.Wrote from scratch a site to manage projects (analog current project management sites) with a possibility to offer services to different companies. Each company had access only to its own projects and clients.Mastered the course of professional developing on Ruby on Rails from Thinknetika School, where significantly increased my level of expertise. During 3 months every student wrote their own copy of Stack Overflow site. At the end of each challenge, the mentor (practicing senior Ruby on Rails developer) checked pull request and gave recommendations and advises. Developing went with the best practice of TDD/BDD, Git Flow, Agile/Scrum.During that course studied topics like: testing with Rspec, Capybara, Shoulda-mathers, Factory girl, used Comet and pub/sub messaging (Faye), REST API, authorizations through Cancancan and Pundit, AJAX/AJAJ/AJAH, searching with Thinking-sphinx, active jobs with Sideqik and Delayed jobs, deploying with Capistrano, different ways to disaster recovery, monitoring and much more. From July 2014 to June 2015 (1 year) Vladikavkaz, Russian FederationDevOps Engineer / Ruby on Rails junior developer (part-time during education) @ Complete Host As DevOps:Maintenance of hosting infrastructure: installing and updating linux servers, maintenance and administrating of hosting control panel software Cpanel, maintenance OpenVZ (Virtuozzo) and administrating of SolusVM VPS/VDS control panel, managing and setting up of DNS / DB / WEB servers.As Ruby on Rails developer:Trained Ruby on Rails via linda.com and codeshcool.comImplemented basic task and got recommendations from experienced developers on work. At my free time did some simple projects to increase my knowledge and experience. From December 2013 to July 2014 (8 months) Auckland, New ZealandDevOps / Linux Engineer @ LLC TehnoServ Writing sh/bash and perl scripts for different purposes: parsing logs, performing special functions at a certain time etc.Carrying out the initial installation of enterprise Unix / Linux OS, configuring the needs of the customer, configuring volume managers (SVM, Veritas VM), and integration with existing SAN. Updating patches level to last one, troubleshooting and escalation of cases directly to the vendor and their further maintenance.Setting the optical switches Brocade. Creating, deleting, changing zones, creating trunks, adding switches to the factory, update FOS.Performing basic functions DBA. Installing DB Oracle, start / stop the Oracle instance, database configuration. From 2009 to 2013 (4 years) Krasnodar, Russian FederationDevOps / Linux Engineer @ LLC Orbita Administering local Linux servers as outside firewall, email and web servers, configuring traffic accounting and setting up rules for NAT / PAT.Archiving email database and configuring Web access to the mail boxes through the internet.Configuring internal active network equipment based on Cisco and Allied Telecom. Creating Vlans, Trunks, channels with QOS for various types of traffic, access control lists (ACL). From 2005 to 2008 (3 years) Krasnodar, Russian FederationEngineer @ OOO SOO MSP GS Russian Academy of Sciences Service systems for collecting seismic data across the region, periodically performing the collection and processing of data from these complexes.Service of a local computer network in an office, administration of local proxy server, installing the OS on the client computers, and installation of software. From 2002 to 2005 (3 years) Vladikavkaz, Russian Federation