Konstantin Kosinsky

Software Engineer

Redmond, Washington, United States25 yrs 3 mos experience

Highly Stable

Key Highlights

Expert in data-driven application design and development.
Strong background in SQL Server and Azure technologies.
Proven track record of optimizing performance in data platforms.

Stackforce AI infers this person is a SaaS expert with a focus on data engineering and analytics.

Contact

Skills

Other Skills

SQL ServerEntity FrameworkWindows AzureCLRT-SQLTFSVSTSWCFSilverlightSoftware DesignWPFLINQ.NETVisual StudioC#

About

It’s all about working with data across all levels. More data - more fun. Passionate about optimizing the performance at least in 10x. Specialties: Design and development of data-driven applications.

Experience

25 yrs 3 mos

Total Experience

3 yrs 10 mos

Average Tenure

3 yrs 9 mos

Current Experience

Microsoft

Principal Software Engineer

Aug 2022 – Present · 3 yrs 9 mos

Microsoft Fabric SQL DW

Github

Staff Software Engineer

Dec 2019 – Jul 2022 · 2 yrs 7 mos

Modernizing GitHub's Data Platform

Microsoft

4 roles

Principal Software Engineer

Promoted

Sep 2017 – Nov 2019 · 2 yrs 2 mos

Working on Azure DevOps Analytics service - multitenant reporting platform for Azure DevOps built on top of SQL DB Columnstore indexes and OData v4.0 with aggregation extensions. Primarily focus on:
OData query layer. Main contributor for aggregation support in https://github.com/OData
Query performance and squeezing every bit of awesomeness from the Columnstore technology

Senior Software Development Engineer

Aug 2014 – Aug 2017 · 3 yrs

VSTS Analytics Services

Senior Software Development Engineer

Mar 2014 – Aug 2014 · 5 mos

SQL Server Team

Software Development Engineer II

Oct 2012 – Mar 2014 · 1 yr 5 mos

SQL Server Team

The frayman group

Lead Software Developer

Jul 2010 – Oct 2012 · 2 yrs 3 mos

Microsoft innovation center of national university of kyiv

Architect

May 2008 – Jul 2010 · 2 yrs 2 mos

Informational and computer center of national taras shevchenko university

Senior Software Developer

Sep 2004 – Jul 2010 · 5 yrs 10 mos

Microsoft it academy of national university of kyiv

Senior Academy Instructor

Sep 2004 – May 2008 · 3 yrs 8 mos

Informational and computer center of national taras shevchenko university

Developer

Sep 2000 – Jul 2004 · 3 yrs 10 mos

Education

Kyiv National Taras Shevchenko University

Ph. D. — Computer Science

Jan 2004 – Jan 2009

Kyiv National Taras Shevchenko University

Master of science — Computer Science

Jan 2002 – Jan 2004

Taras Shevchenko National University of Kyiv

BS — Math

Jan 1998 – Jan 2002

Ukrainian Physical and Mathemetical Liseum of National Taras Shevchenko University

Physics — Mathemetics

Jan 1995 – Jan 1998

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