● Administered production and test sites for the Enterprise Service Bus (ESB) on IBM Integration Bus -L2, IBM WebSphere ESB-L2, DataPower ● Analyzed Oracle SQL queries, Middleware logs ● Migrated core bank systems with the development team to new version WebSphere MQ ● Managed technical specifications of the business projects (regarding the ESB segment) with Visio datagrams ● Incident and ticketing management including working on authorized hot calls, work requests and project work ● Coordinated with enterprise infrastructure staff (ECS) in planning maintenance windows ● Worked closely with developers, consultants, QA and systems engineers (Agile and Waterfall)

Projects involved: ● Implemented a strategic ESB project using Hadoop Cloudera as a logging subsystem instead of ORACLE (personal acknowledged by Senior Vice-President of Sberbank Nikita Volkov) ● Implemented ESB project using Murex, Reuters Dealing TOF, Quik, Bloomberg FIX trading platforms, and Diasoft products ● Implemented ESB project for new service «Online Brokerage Services» using different Investment Products for Online banking with over 80 million active users routine day: ● Provided day-to-day high availability support for IBM Integration Bus -L2, IBM WebSphere ESB-L2, DataPower, ensured timely resolution of problems at one of the World's Top 50 largest banks (250k employees and 130 million clients) ● Prepared deployment plans with rollback steps ● Installed, configured and administered IBM WebSphere MQ cluster on horizontal and vertical scaled environments on AIX and Linux platforms ● Monitored and facilitated deployments with various teams (QA, DEV, TA, PM) ● Analyzed Oracle SQL queries for problem solvers, monitoring metrics ● Implemented ESB project with the migration of the ESB segments from PowerPC (AIX) platforms to X86CPU(Linux)

● Spearheaded IT projects for 5 million citizens ● Worked closely with business members ● Involved in managing a team of 10 staff members (DEV, QA, TA, Network and System Admins) ● Managed technical specifications for projects with Visio datagrams ● Completed of all stages of projects

● Supported production and pre-production sites of the Ensemble modules in Eastern Europe countries with 19 million subscribers ● Facilitated a team of 5 staff members of CIS countries ● Analyzed Oracle SQL queries for problem solvers

● The position was started as an engineer and then achieved to a lead engineer ● Maintained CBOSS billing system, tariffs plans, marketing sales, and mobile services ● Analyzed Oracle SQL queries ● Administered production environments with 2 million subscribers ● Implemented the subscriber rewards program for monthly payments with over 700k customers ● Implemented a new data service using the V5000 platform (Venturi wireless) in GSM & CDMA standards for 2 million subscribers

● The position was started as an engineer and then achieved to Head of IT Department ● Provided 24/7 support of information systems for the entire university (Network, Microsoft servers with AD, DNS, DHCP, Unix servers on FreeBSD with SQUID) ● Generated purchases of new equipment, responsible for equipment costs of over $250k ● Grew five-person team