Андрій

Andrii Kruglov
.NET Software Engineer
Education — Masters of Applied Mathematics — Chernivtsi National University

English — Upper‑Intermediate

RECENT PROJECTS CORE STACK

FinTech Data Platform — Senior Software Engineer 2018-Recent .NET: C#, .NET 2.0, .NET 4,
High‑load market data distribution platform .NET Core, ASP.NET
Developed multiple full‑stack applications with .NET Core + MVC/Core, EF/Core, Web
API/WebForms
React/Svelte; implemented complex GraphQL APIs.
SQL: SQL Server, T‑SQL,
Built data pipelines to collect and clean market and company
SSRS, schema design,
data, using MassTransit for messages and Redis for caching.
indexing, perf tuning
Improved SQL Server tables and queries so reads are fast and
writes stay stable. UI: JS/TS, React, Vue, Svelte
Set up CI/CD with Docker, TeamCity, Octopus, and used
Apache NiFi to design and run data flows. DATA & INFRASTRUCTURE
Tech: .NET, .NET Core, C#, ASP.NET Core MVC, Web API Core, SQL MassTransit, Redis
Server/T‑SQL, GraphQL, MassTransit, Redis, Docker, TeamCity, Octopus,
Docker, TeamCity, Octopus
NiFi
Apache NiFi, IIS, Apache
Digital Signage Media Player — Senior Software 2018-2019
Engineer
Cross‑platform desktop app for enterprise screens OTHER & TECHNOLIGIES

Built an Electron player with Node.js backend and React UI for Git, JIRA, Confluence, TFS
dynamic enterprise content. Electron (Windows/Linux),
Added offline‑first caching and resilient reconnects; safe Node.js, Python, GraphQl
auto‑updates and telemetry. Agile, SCRUM, TDD
Tech: Electron, Node.js, React, TypeScript, HTML/CSS

EARLIER EXPERIENCE (<= 2017)

Practice Management (EHR) — ~22 months Automotive Sales Support & Tooling ~5 months
Intermediate Developer — Junior Developer
Migrated SSRS 2005 → 2014 with custom security. Shipped centralized log analyzer and Graylog2
Built desktop tools for scanning/import and batch one‑click deployment tooling. Maintained and
data. Delivered APIs integrating legacy COM+ and corrected multi‑DB sales data; supported integration
WebServices; T‑SQL perf tuning. builds.
C#, ASP.NET, ADO.NET, Windows Services, MSSQL Server, SVN, Shell/Bash, Java
WebServices, COM+, SQL, SSRS, XML/XSLT, LINQ, TFS

Online Demo Platform — Junior ~9 months ICD‑10 Codes Publishing — Junior ~4 months
Developer Developer
Generated realistic demo datasets to showcase key Built admin UI with permissions and publication
use cases. Implemented UI fixes and tools to keep scheduling. Fixed defects and authored project
demo environments stable and current. documentation.
MSSQL Server, JavaScript, jQuery, CSS, Perforce, .NET 4.5, MVC 4, Unity, AutoMapper, SQL Server, EF 5,
vSphere Windows Services, Kendo UI, IIS 6–7