Responsabilități:

• Development for various telecommunications companies in Europe, Asia and Africa.
• ERP, CRM systems development for Telecommunication Billing from scratch.
• Database development (Delphi , PostgreSQL, DBISAM, MySQL)
• Development of services and applications for primary Billing CDRs processing (ASN.1, Teles, XML, CSV and other VOIP / SMS switches formats) on Delphi / Free Pascal.
• Delphi / Free Pascal Database Applications for Windows and UNIX systems.

Responsabilități:

• ERP, CRM system development for Billing and Warehouse Logistics systems.
• Implementation and customization of Document management system.
• Create schemes of business processes.
• Logical and physical database design.
• Development of integrated information control system (ORACLE, PostgreSQL, MS SQL Server).
• Development environment - PL/SQL , Toad PL/SQL, Oracle Business Intelligence Discoverer, Oracle Warehouse Builder , Oracle Work Flow, T-SQL, Delphi, Free Pascal.
• Manage the development team.
• Scheduling to develop by MS Project.
• Continuous monitoring of the timing and quality of the releases.
• Work closely with database administrators, application servers’ administrators, and release managers.

Responsabilități:

• Maintain on-line billing and tariffing for internet-, VoIP- and TV- clients.
• Development backend application (SQL, ORACLE PL/SQL).
• Development system application in C, C++ for Unix OS.
• Development Shell scripts for Unix OS and Cisco routers management. Used SNMP protocol.
• Designed and Development interfaces for a billing management system in Delphi 7 and BDS.
• Monitored the UNIX system, including the related processes, CPU, memory, and disk I/O. Created shell scripts and C-programs for good maintenance of system processes.
• Implemented shell scripts.
• Enforced security policies. Maintained users.
• Designed the database backup and recovery strategies. Implemented the backup scripts, including hot backup, cold backup and exporting and importing scripts.
• Performed administration and configuration and tuning Oracle, MS SQL Server and Informix performance. Provided perl, shell, and sql scripts for the database maintenance. Troubleshoot the system.
• Loaded and unloaded data.
• Analyze statistical data in Crystal Reports 8.5.
• Created programs for maintain on-line billing and tariffing for internet, VoIP and TV clients.
• Designed and developed interfaces for a billing management system in Delphi .
• Development procedures and triggers in MSSQL 2000 Server for Billing systems.
• Development a payment system.
• System application in С, С++.