Олександр

Contact
[open contact info](look above in the "contact info" section)
Oleksandr Korobeynikov
CTO / Solution Architect / Head of Development | 15+ Years | .NET,
[open contact info](look above in the "contact info" section) Golang, Azure, IoT, High-Load Systems
alexandrkorobeinikov (LinkedIn) Kyiv, Kyiv City, Ukraine

Top Skills Summary
Technology Architecture
System Architects
I’m a Solution Architect and Engineering Leader with over 15
Kubernetes years of experience in building scalable systems and leading
cross-functional teams. I’ve delivered projects in EV charging, IoT,
Languages fintech, and high-load SaaS platforms, driving both architecture and
Russian (Native or Bilingual) execution from idea to launch.
Ukrainian (Native or Bilingual)
English (Professional Working)
Experience
Gasbi
Solutions Architect
August 2024 - May 2025 (10 months)
Kyiv, Kyiv City, Ukraine

Gasbi is the only digital platform for accurate and efficient gas distribution
accounting. It's about a user-friendly interface, automated consumption
accounting, interactive reporting and analytics with an advanced validation
system.

Key responsibilities and achievements included:
- System Design and Architecture: Conceptualized and implemented a robust,
scalable architecture.
- Software Development: Led the development of software solutions for real-
time monitoring, remote control, and diagnostics.
- Data Analytics: Implemented advanced data analytics tools.
- Security and Compliance: Ensured that the system adhered to industry
standards and best practices for cybersecurity and regulatory compliance.
- Management: Teams management, estimation and planning, development
quality control, environmental control

CI/CD: K8s, Bitbucket, ArgoCD, Azure
BackEnd: .NET 9, NoSQL, SQL, SignalR, Caching, RebbitMQ
Testing: Unit Test, Integration Tests, Load Tests;
Writing technical documentation.

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FLASH Charge
Solutions Architect | Engineer Manager
January 2023 - August 2024 (1 year 8 months)
Dnipro, Dnipropetrovsk, Ukraine

In FLASH Charge, we had the exciting opportunity to design and develop
a comprehensive management system for electric vehicle (EV) charging
stations from the ground up. This innovative system optimizes the operation,
maintenance, and user experience of EV charging networks.

Key responsibilities and achievements included:
- System Design and Architecture: Conceptualized and implemented a robust,
scalable architecture to manage multiple charging stations efficiently.
- Software Development: Led the development of software solutions for real-
time monitoring, remote control, and diagnostics of charging stations.
- Integration: Ensured seamless integration with various hardware components
and third-party platforms to enhance system functionality and interoperability.
- User Interface: Developed intuitive user interfaces for both operators
and end-users, facilitating easy access to charging services and station
management.
- Data Analytics: Implemented advanced data analytics tools to monitor
performance, predict maintenance needs, and optimize energy usage.
- Security and Compliance: Ensured that the system adhered to industry
standards and best practices for cybersecurity and regulatory compliance.

BackEnd: C#, .NET 8, NoSql, MSSQL, SignalR, WebSockets, UDP; Caching
Testing: Unit Test, Integration Tests;
Writing technical documentation.

Skills: OCPP · Energy Management Systems (EMS) · NoSQL · Socket
Programming · Testing · Team Leadership · .NET 5 · Microsoft Azure · Solution
Architecture · CSMS

EO Charging
Solutions Architect | Engineer Manager
November 2021 - December 2023 (2 years 2 months)
London, England, United Kingdom

IoT device design and development from PoC to MVP.
The device is intended for autonomous management of Charging Stations for
electric vehicles by OCPP protocol with the additional possibility of working
with the Cloud solution.

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Technologies: OCPP, OCPP 1.6j, eMobility, WebSockets, Microservices,
Linux, OTA, IoT way;
BackEnd: Golang, sqlite3;
Testing: Unit Test, Integration Tests;
Writing technical documentation;

Enel North America
Team Lead | Senior Software Engineer
September 2019 - November 2021 (2 years 3 months)
Rome, Latium, Italy

eMotorWerks became part of Enel Corporation.

Designing a high-load architecture (full cycle: design, writing documentation,
planning and load testing, managing a development team, Code review),
launching a project in China.
Coordination of the interaction of the BackEnd, FrontEnd, DevOps and QA
teams.

BackEnd: C#, .NET Core 3, .NET 5, MS Azure Table Storage, MSSQL,
SignalR, WebSockets, UDP;
Testing: Unit Test, Integration Tests;
FrontEnd: WebSockets;
Writing technical documentation: true

eMotorWerks, Inc
Senior Software Engineer
April 2018 - August 2019 (1 year 5 months)
San Carlos, California, United States

Design high load architecture. (Kubernetes, Docker, Kafka; Azure Event Hub,
Docker)

Design and development of a Central System for controlling charging stations
based on the OCPP 1.6J protocol.
Design and development of a Charge Point emulator for testing Central
System.
Developing an interface to control the behavior of the Central System.
Integration of the Central System with an existing B2C/B2B/B2G solutions

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BackEnd: C#, .NET Core 3, .NET Core 5, MS Azure Table Storage, SignalR,
WebSockets, UDP;
Testing: Unit Test
FrontEnd: React, Redux, TypeScript, WebSockets, npm, webpack;
Testing: Enzyme, Chai, Sinon.JS
Writing technical documentation: true

AltaReturn
Senior Full Stack .NET Developer
December 2016 - March 2018 (1 year 4 months)
Kyiv City, Ukraine

Building microservices with Azure Service Fabric.
Working with Microsoft CRM Data.
Create Components for MS CRM and Investor Portals.

BackEnd: C#, ASP.NET Core, EF6 (Code-First), MSSQL;
Testing: Unit Test
FrontEnd: React, Redux, TypeScript, npm, webpack;
Testing: Enzyme, Chai, Sinon.JS

Integrum Capital Partners LLC
Chief Technical Officer
April 2015 - July 2016 (1 year 4 months)
Kyiv City, Ukraine

Developed and launched 2 projects.
The choice of technology, writing technical documentation, development of
architecture.
Recruitment and team management.
Lifecycle Management projects.
Served as Senior .net developer / Team lead.
Telegram: @myfuelio
https://myfuel.io/
http://ptp.ua

BackEnd: C#, ASP.NET MVC, EF6, MSSQL, MS Azure;
Testing: Unit Test
FrontEnd: knockout.js, JQuery, JavaScript;

Extracode
Senior .NET Developer
June 2012 - September 2014 (2 years 4 months)
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Kyiv City, Ukraine

Develop a system of reporting to the NCRE (National Commission, subject
to state regulation in the energy sector) for management companies
"OblGazEnergo" (the sale of gas to consumers: population, industry, enterprise
cost).
Architecture and development of teleworking line staff
"PrikarpattyaOblenergo" (sales elektroenegrii customer service: people,
business, enterprise cost).

BackEnd: C#, ASP.NET MVC, NHibernate, MSSQL, MS Azure;
Testing: Unit Test
FrontEnd: JQuery, JavaScript

WebMoney
Senior .NET Developer
January 2011 - May 2012 (1 year 5 months)
Kyiv City, Ukraine

Develop and support monitoring operations on electronic purses
Digital signature documents cession;
Development of automatic blocking wallets scams;
Support and workflow automation;

BackEnd: C#, ASP.NET MVC 2, EF4, MSSQL;
Testing: Unit Test
FrontEnd: JQuery, JavaScript

PayPort “BestCardService”
Middle .NET Developer
July 2007 - December 2010 (3 years 6 months)
Kyiv City, Ukraine

Development from scratch and support business systems “WDealer“;
Develop a system of internal accounting;
Automation of enterprise management and terminal network;
Analysis of business processes;
Database Administration;

BackEnd: C#, ASP.NET, ADO, MSSQL, IIS 5;
FrontEnd: JavaScript
Optimization of client and server code.

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Nebesa
Junior .Net Developer
September 2006 - June 2007 (10 months)
Kyiv City, Ukraine

Automation of business management and evaluation of the quality of
personnel;
Development and maintenance of the system of internal accounting;
Development of the website and on-line store of the company;
Analyst of business processes;
Database administration;

BackEnd: VB, C#, ASP.NET, ADO, T-SQL, XSLT;
FrontEnd: JavaScript

Education
National Technical University of Ukraine 'Kyiv Polytechnic Institute'
Specialist, Computer Science and Computer Engineering (FIOT) · (September
2001 - February 2007)

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