Олександр

CONTACTS
Phone: [open contact info](look above in the "contact info" section) Oleksandr Proskura
(viber, whatsapp, signal)
NET Developer
Telegram:
@alex_romashkin_b Professional Summary
Software Engineer with more than twenty-year background in diverse facets of .NET
Email: [open contact info](look above in the "contact info" section) development, sustaining, design and execution of business applications. In-depth
LinkedIn:
knowledge of various platforms, software systems, and servers. Good communication
[open contact info](look above in the "contact info" section) skills with strong background working directly with co-workers and customers to
andr-proskura-37628210b identify business objectives and establish requirements.

Work History
DPSU Ukraine (October 2024 – October 2025)
SKILLS Deputy Head of Department, Head of the Communications Group of the Border
Ability to work under Guard Division of the Rapid Response Fire Support Commandant's Office
pressure, self-motivation, • Supporting stable and reliable communication for the unit.
commitment, research,
• Working with personnel (Personnel management/Workforce management).
problem solving,
• Maintaining documentation (Record-keeping/Document control).
dedication
AMTOSS LTD Kharkiv/Cherkasy (August 2012 – September 2024)
C#, .NET Framework, .NET
NET Developer/ Senior NET Developer
Core, ASP.NET Core
• Developed modules used for retrieved / received / obtained information from
MVC, Razor Pages, REST, database, export data, processed data(traffic) by core of system, localization of system.
SOAP, WCF • Optimized modules that to create dynamic queries and stored procedures, which
lead to improving the billing system performance.
MS SQL, Oracle, MongoDB,
• Developed the algorithm, scripts and utilities for Hotfixes preparing automation.
Entity Framework
•Refactored legacy applications and migrated services from .NET Framework to .NET
RabbitMQ, Quartz.NET Core.
•Developed unit and functional tests for covering, existing and newly developed
Docker, Kubernetes
modules.
Elasticsearch / Technologies: C#, .NET Core, .NET Framework, WCF, REST, SOAP, MS SQL, Oracle,
Opensearch, Grafana MongoDB, Entity Framework, Quartz.NET, Elasticsearch/OpenSearch, TypeScript. Git,
Svn.
Postman, Swagger
VELTON.TELECOM LTD Kharkiv (June 2005 – August 2012)
TypeScript, JavaScript, NET Developer/C++ Developer/DB Developer
Bootstrap, HTML, CSS • Developed new features, based on customer requirements (new forms for invoices,
created debtors and accounts documents, created and implemented new debtor’s
Git, SVN, Linux, CI/CD
schemas etc.).
DDD, MVC, MVVM, Clean • Contributed to code optimization.
Architecture, Monolith, • Introduced and implemented performance optimizations.
Microservices • Documented design specs, standards, and developer guides and other technical
Management
documentation.
• Created self-service portal for end users.
LANGUAGES Technologies: C++ Builder 6, Oracle 10.0, Oracle Report 6.0, NET Framework 2.0, , NET
Ukrainian — Native Framework 3.5, ASP.NET, ADO.NET.

English — B2 Education
Kharkiv National Aerospace University “KhAI” (1993-1999) Design Engineer
Kharkiv National University of Radio Electronics (2003-2004) Analyst of computer
systems