Stepan

STEFAN TOMYLO
.NET SENIOR DEVELOPER __________

Contacts Profile
Stefan Tomylo
Expert .NET developer with 15 years of experience in creating reliable
[open contact info](look above in the "contact info" section) software solutions using C#, .NET Core, ASP.NET MVC, Azure, and AWS.
Proven leader in guiding development teams to meet project goals.
[open contact info](look above in the "contact info" section)
Strong problem-solver with attention to detail and a commitment to
Ukraine (safe zone) clean code. Excellent communication skills and extensive client
experience. Proficient in backend and modern web applications using
ASP.NET, MVC5, WCF, AJAX, CSS, HTML, and js. Skilled in application
development and maintenance. Quick learner dedicated to outstanding
Skills customer service.

 C# NET Core Experience
 ASP.NET MVC
 WCF Okiano (Sweden) Senior .net Developer 01.2018 - now
 MSSQL, MySQL,
 EF Architecting design and managing tech solutions, working with stakeholders on various
 Azure (WR, MSQ, DB) projects in travel tech, VoIP, and e-commerce Created a high-performance GDS for vacation
 AWS (S3,SQS, RDP) rentals from scratch - Reduced search request times from 40 seconds to 6 seconds, enabling
 CSS HTML HTMX the processing of over 500,000 requests per day
 JavaScript jQuery Technologies : C#,.net core, asp.net, MySQL, EF,AWS, Rest API
 IIS, Windows servers 20xx
Connecting software (Slovakia) Senior .net Developer 09.2008 - 01.2018
Sync tools Trello2SharePoint, SalesForce2SharePoint.
Implemented features that increased user engagement by 30% and reduced churn by 15% (
Languages SaaS )
Technologies : C#,asp.net , MySQL, MS SQL, EF, Azure, Salesforce API, Trello API

English B1
SkyBox (Ukraine) .net Developer 11.2003 - 07.2008
Ukrainian - native
Russian- native Developed a server for MMORPG.
Slovak-basic Create and support Win Form application for business
- Optimized server performance, reducing average latency by 35%

Technologies : C#, MS SQL, VB, WinForms