Contact information

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Work experience

SQL/Full stack developer

from 09.2022 to 03.2025 (2 years 6 months)
Diebold Nixdorf, Київ (IT)

Participated in the development of enterprise-level application using .NET 8.0, Angular and Azure SQL.
Developed complex microservices features using Redis, RabbitMQ, Rest API
Reduced bug leaks to production by implementing and enhancing unit testing, achieving approximately 40% code coverage (10% initially).
Optimized SQL queries resulting in huge performance boost (best query result – 4 seconds instead of 3 minutes).
Participated in 3-months “bug fixing marathon”, with over 70 issues fixed.
Fixed issues on production side during remote sessions.

SQL/.NET developer

from 09.2019 to 09.2022 (3 years)
Diebold Nixdorf, Київ (IT)

Participated in the development of enterprise-level application using .NET Framework 2.0-4.8 and MS SQL Server 2005-2016.
Obtained position of tech lead in developing MS and Crystal Reports.
Successfully performed migration of SSRS engine from 2005 to 2016 version.
Developed "Golden image" feature - perform quick application restore on recently failed or new systems which allowed to lower time, needed to install and configure system, from 8-16 hours to 1-2 hour.
Applied optimization techniques for SQL Server on production side which raised productivity and stability.
Fixed issues on production side during remote sessions.

SQL/.NET developer/DBA

from 12.2018 to 09.2019 (9 months)
Райське Джерело (доставка води), Київ (IT)

Participated in the development of software applications using .NET framework 2.0-4.0 and MS SQL Server 2005-2016. Administered MS SQL Server.
Contributed to the development of a complex business application which included HRM, production and financial management.
Constantly worked on fixing issues in real-time environment.
Successfully provided adjustments to MS SQL Server which enhanced productivity by more that 80% and removed all dead-locks.
Redesigned CRM feature which helped to save 5-10 man-days per month.

Knowledge and skills

• MS SQL Server
• C#
• .NET Framework
• Git
• RabbitMQ
• Redis
• Administration of RBDMS
• Docker
• T-SQL
• ASP.NET Core
• Angular
• TypeScript
• Postman
• Swagger
• Grafana
• Prometheus
• Entity Framework
• Dapper
• SSRS
• Crystal Reports

Language proficiencies

• English — advanced
• Ukrainian — fluent