Victor is available for hire

Victor Tyutyunov

Verified Expert in Engineering

Back-end Development Developer

Location

Kiev, Ukraine

Toptal Member Since

March 24, 2014

Victor is a successful lead engineer with extensive experience in the development of high-loaded distributed systems, data processing, and data analysis.

Back-end Development C++MySQL PostgreSQL Node.js JavaScript Redis MacOS Linux Bootstrap 3 HTML5 jQuery Erlang Microsoft SQL Server Greenplum

Portfolio

GILLBUS

Google Cloud, MySQL, Redis, RabbitMQ, Node.js

IT-VIK LLC

SQL, Python, Java, C#, OLAP, Greenplum, PostgreSQL, Microsoft SQL Server

QUICKET GmbH

PostgreSQL, Objective-C, C, C++, Python, VoltDB, RabbitMQ, Node.js

Experience

Back-end Development - 10 years Scalable Application - 5 years Distributed Programming - 5 years MySQL - 5 years AMQP - 2 years Node.js - 2 years JavaScript - 2 years Redis - 1 year

Availability

Part-time

Preferred Environment

IntelliJ IDEA, Sublime Text, Git, MacOS

The most amazing...

...thing I've created is a high loaded ERP/WMS system for a trade enterprise.

Work Experience

CEO

2014 - PRESENT

GILLBUS

Developed a Global Distributed System for bus tickets.
Designed the system architecture.
Defined the project's goals and roadmap.
Developed a ticket availability search API.
Developed a system technology layer.

Technologies: Google Cloud, MySQL, Redis, RabbitMQ, Node.js

CEO

2012 - 2014

IT-VIK LLC

Led an IT software development company.
Built an analytical and reporting platform for trading enterprise.
Developed an architecture and business logic layer for Enterprise Resource Planning System and Warehouse Management System.
Handled server-side T-SQL stored procedures and triggers programming.
Achieved a 2x performance improvement for a high loaded OLTP MS SQL database (35 companies on a single server).

Technologies: SQL, Python, Java, C#, OLAP, Greenplum, PostgreSQL, Microsoft SQL Server

CTO

2011 - 2014

QUICKET GmbH

System architecure design.
Project management.
Research in areas of connecting multiple airfare search API.
Developed a multi-engine air tickets search with REST API for an online travel agency.
Database design and data clearance.

Technologies: PostgreSQL, Objective-C, C, C++, Python, VoltDB, RabbitMQ, Node.js

CIO

2004 - 2012

ASNOVA HOLDING

Led the architecture and system design of an ERP/EMS system for a trade enterprise.
Developed business logic for purchasing financing and logistics processes with T-SQL stored procedures.
Designed a desktop application for an ERP system with document processing, reporting, and OLTP analytical functionality.
Created Excel-based analytical tools for OLTP/OLAP data processing.
Hired, trained, and structured software and infrastructure engineers.

Technologies: Microsoft SQL Server, T-SQL (Transact-SQL), Visual Studio, C#, .NET

Consultant, Independent Contractor

2003 - 2009

NewMBC

Developed numerous libraries for processing media data in various formats: SWF (Adobe), WMV, MOV, WAV, and others with usage of open format documentation and vendor specific libraries.
Created applications for capturing videos and stills from different video sources.
Created desktop tools for media files browsing, displaying, editing, and publishing as a standalone part for web-based solutions.
Developed media capturing and publishing tools for Windows-based mobile phones.
Managed specification and requirements design.

Technologies: WAV, AWS SWF, SDKs, Visual Studio, wxWidgets, C++, C

Software Engineer

2001 - 2003

Mel Mikroelektronik GmbH

Implemented an automatic quality control solution for one of the Daimler-Chrysler's robotic lines (production of automatic transmissions) by reconstructing and analyzing the welding surface.
Explored a quality control solution for the Siemens robotic line used in production of electrical connectors for the automotive industry.
Developed a set of algorithms and libraries for different applied areas utilizing non-contact laser profile sensors.
Developed a streaming video content processing solution.
Designed and implemented a set of video content processing algorithms.

Technologies: DDK, Standard Template Library (STL), Visual Studio, Microsoft Foundation Class (MFC) Library, Microsoft Foundation Classes (MFC), C++

Skills

Languages

JavaScript, C++, C#, Java, Python, SQL, T-SQL (Transact-SQL), C, Objective-C, HTML5, CSS3, Erlang

Frameworks

Angular, Express.io, Bootstrap 3, .NET

Libraries/APIs

AMQP, Node.js, wxWidgets, Microsoft Foundation Class (MFC) Library, Standard Template Library (STL), jQuery, Microsoft Foundation Classes (MFC)

Paradigms

Scalable Application, Distributed Programming, OLAP

Storage

MySQL, Redis, VoltDB, PostgreSQL, Microsoft SQL Server, Greenplum, AWS SWF, Google Cloud

Other

Back-end Development, SDKs, WAV

Platforms

MacOS, Linux

Tools

Visual Studio, DDK, Git, Sublime Text, RabbitMQ, Sublime Text 3, IntelliJ IDEA

Education

1988 - 1994

Master's Degree in Applied Mathematics

Kyiv National Taras Shevchenko University - Kiev, Ukraine

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