Lasha is available for hire
Hire LashaLasha Khutsishvili
Verified Expert in Engineering
Algorithms Developer
Tbilisi, Georgia
Toptal member since June 18, 2020
Bio
Lasha is a database developer with more than a decade of professional experience and in-depth knowledge of PL/SQL and T-SQL languages. He also has a solid background in data analysis, performance efficiency improvement management, and application development. He's goal-oriented with the proven ability in managing multiple projects with tight deadlines. All in all, Lasha is a reliable professional with strong problem-solving and analytical skills.
Portfolio
JSC East-West Capital (Financial)
Microsoft SQL Server
JSC Smart Retail (Supermarket Chain)
Microsoft SQL Server
Experience
- SQL - 12 years
- Algorithms - 12 years
- Query Optimization - 7 years
- XML - 7 years
- PL/SQL - 5 years
- C# - 5 years
- Oracle - 5 years
- PostgreSQL - 2 years
Availability
Part-time
Preferred Environment
PL/SQL, Microsoft SQL Server
The most amazing...
...thing I’ve developed was a full bonus engine with configurable logic for a gambling company.
Work Experience
Senior Database Developer
2017 - PRESENT
JSC Aviator (Gambling Company)
- Developed complex functions, scripts, stored procedures and triggers (Oracle) to support an application's development.
- Created a segmentation module on Oracle which divided a client's database with some predefined or dynamic rules.
- Constructed the logic determining a customer's most liked games—analyzing the data to offer another game that a customer may like.
- Reviewed the code of other developers and created the database architecture for new projects and tasks.
- Created partitions and indexes.
- Monitored the archiving process.
Technologies: Oracle
Analyst | Database Developer
2016 - 2017
JSC East-West Capital (Financial)
- Constructed the database architecture, tables, stored procedures, and functions for a loan system.
- Created web services for third-party system integrations on C#.
- Integrated banks, SMS providers, and card-processing systems.
- Wrote the back office application on C#—with full business workflow requirements—starting from client registration to problem loans modules, including a call center module, and more.
- Developed web services for a website.
- Worked as an analyst—making reports, analyzing data, and making scoring rules.
Technologies: Microsoft SQL Server
IT Director
2011 - 2016
JSC Smart Retail (Supermarket Chain)
- Working as an IT director of three companies in a holding such as Wendy's Georgia, Dunkin Donuts Georgia, and Smart Retail.
- Administered the ERP system, written in the 1C platform, managing roles and business workflows.
- Managed application and database servers by making backups and restores in testing environments.
- Communicated with NCR and HME to run drive-through restaurants in Wendy's Georgia.
- Designed and implemented a data mart on MS SQL for analytical purposes.
- Built an intranet for a task management system on ASP.NET.
Technologies: Microsoft SQL Server
Database Developer
2007 - 2011
JSC PrivatBank (Banking)
- Built new modules in the bank's core system on MS SQL, such as loans and other modules related to credits.
- Developed a billing module and integrated with United's clearing center to pay for utility services.
- Supported the data migration process during the core system change.
- Created an intranet system on ASP.NET with an internal poll and other opportunities.
- Developed, as a senior developer, backups of the database.
Technologies: Microsoft SQL Server
Experience
Software for Currency Exchange
http://webapp.e-thing.geThis project was a cloud-based web platform for points at a currency exchange; included PEP checking, AML and KYC, and an accounting module and reports for the National Bank of Georgia. There is one database for all the various companies. In a team, I also developed database tables, stored procedures, functions, jobs and CLR procedures on MS SQL.
CBS | Central Bonus Suite
This was a big project for a gambling company which included segmentation, notification, awarding modules, and a bonus engine. The bonus engine is configurable and it generates queries dynamically and is fully configurable to run promotions. The awarding module is integrated with such companies in gambling as EGT, Amatic, and so on. In a team, I developed database tables, procedures, functions, types, and jobs on Oracle
Software for Loans
This project was for a fast loans business and I integrated it with a card processing system, operational flow, and a call center module with call logging history. In a team, I developed the database tables, functions, procedures, jobs, CLR functions on MS SQL, the back office software on C#, and web services for third-party integrations.
Software for a Fast Food Object
This was software for a fast food object. It included invoices, recipes, write-offs, reports, a cost calculation based on the FIFO method, and an integration with a kitchen system. I developed database tables, procedures, and functions on MS SQL. I also used a database male functionality to send reports via email and developed back office software on C#.
Education
2009 - 2011
Master's Degree in Economics
International School of Economics at Tbilisi State University - Tbilisi, Georgia
2003 - 2007
Bachelor's Degree in Mathematics
Tbilisi State University - Tbilisi, Georgia
Skills
Libraries/APIs
jQuery
Tools
Excel 2013
Languages
SQL, Java, XML, HTML, C#, Delphi 7, JavaScript, Pascal
Frameworks
Spring 5, Spring Boot
Platforms
Oracle
Storage
PostgreSQL, PL/SQL, Microsoft SQL Server
Other
Query Optimization, Algorithms
Collaboration That Works
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