Experience

Snapp Group

• Internet Publishing
• 1 - 100 Employee

• DBA and Data Controller

  • Apr 2022 - Present



EPPAD

• Iran
• IT Services and IT Consulting
• 1 - 100 Employee

• Data Engineer and SQL Server DBA

  • Dec 2019 - Apr 2022

  Data engineer in data group Tehran, Iran • Database server maintenance including SQL Server upgrade, backup and optimization plans. • Upgrade SQL Server version to 2019 and implement High Availability solutions. • Use Python and its data libraries to simplify and automate system processes such as calling APIs and ETL processes • Using SSIS packages for data transfer processes and working with the services of partner organizations • Examine existing database models and optimize them to improve their performance and reduce maintenance costs • Prepare periodic reports of available data with necessary analyzes using Python libraries • Using the MongoDB database as NOSQL technology to store unstructured data and manage the MongoDB database • Use PolyBase and external Tables technology to communicate between SQL Server and MongoDB databases • Create a data reporting panel using the Dash framework in Python Show less



Goldiran

• Iran
• Consumer Electronics
• 200 - 300 Employee

• Database Administrator

  • Jul 2019 - Nov 2019

  DBA in Develop Group Tehran, Iran • Construction and maintenance of more than 100 SSIS packages for system maintenance and data transfer on a daily tasks. • Tuning running slow queries using Profiler and Statistics, by using different Methods in terms of evaluating joins, indexes, updating Statistics and Partitioning. • Launching data - analysis tool - text to process surveys created on the site using Natural Language Processing. • Migrating Databases from SQL old version to SQL Server 2017/2019. • Setup and maintenance of appropriate database and application monitoring. (Idera diagnostic). Show less



Statistics and Information Technology

• Tehran, Iran

• SQL Server DBA

  • Nov 2016 - Jun 2019

  DBA in Develop Group Tehran, Iran • Daily routine DBA tasks like handling user's permissions and space issues on Production Servers and handling maintenance Jobs. • Data converting (SQL Server, MySQL, Oracle). • Working with development and systems teams to perform application and database tuning. • Providing a highly available database and application infrastructure according to Business Continuity requirements using SQL clustering, load balancing, etc. Show less



sigma

• Tehran, Iran

• Manager of Infrastructure

  • 2014 - 2016

  Infrastructure Group Manager Tehran, Iran • Firewall management, network monitoring and server control tools (Idera diagnostic manager, SolarWinds Orion) • Documentation and security enhancement based on best practices included • Develop and design Business Intelligence and Data Warehouse solutions and processes, including databases, ETL\integration tools, reporting tools and data analysis tools. • Implemented and managed SQL Server disaster recovery solution, Always On, Failover Clustering, Log Shipping. Show less



Saman Gostar

• Technical Support

  • Jul 2012 - Dec 2013