Working with high-load distributed billing systems.Performing routine maintenance and emergency work on customer clusters.Drafting requirements of a development with the customer’s representatives. Development of PL/SQL packages, procedures,jobs in accordance with the requirements.Bug analysis and fixing with strict SLA (development of temporary and permanent solutions).Participation in installations of new software releases at customer sites.Delivery of new functionality to the customer.Development of MVP.Working with Microsoft Enterprise systems: WCF, MSMQ etc.Working with Windows Server 2012.Working with Oracle DB, writing complex queries on SQL, PL/SQL, using Oracle hints, explaining queries plan, and optimizing queries.Bug reporting in Microsoft TFS.Writing automation scripts on Python

Working with high-load distributed systems.Management a team of 10 members.Bug analysis and fixing in accordance with strict SLA (developing of temporary solutions).Communication with customer management.Writing How-to articles in Atlassian Confluence.Teaching new employeesWorking with RHEL.Working with Oracle DB, writing complex queues on SQL, PL/SQL.Bug reporting in Atlassian Jira.

Searching digital traces of crimes.Analysis of networks, hard-drives and other data containers. Refactoring computer programs and viruses.Searching and recovering information from mobile phones and computers, including broken data storages with special software.Writing scripts for automation searching.

Solving user problems with software and hardware.Administrating Windows Active Directory.Administrating Company Network.