Валерій

Information systems professional with extensive experience in designing, developing, implementing, managing and supporting complex web solutions, client-server applications and legacy systems for a broad range of industries.
Full project development life cycle and extensive user interface experience.
Team player, intelligent, quick learner, and detail oriented individual with strong analytical, interpersonal, organizational, and technical skills.
Experience:
• 20 years of development (C#, C++, MS Azure, MS SQL, MySQL, SOLR)
• 7 years of team management
• 13 years of experience work in international distributed teams
​
​ Skills and Expertise
OS
Windows, Linux
Languages
C#, C++, SQL, unix shells, AWK
Technologies
.Net, MS Azure, WMI, Virtualization, OOP, SQL, ADO.Net, WinForms, Client-Server development, Development patterns, Scrum/Agile, TDD, AWS S3
Tools
MS Visual Studio, SQL Management Studio, TFS, git, Mercurial
Databases
MS SQL Server, MySQL, SQLite, SOLR
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​ CAREER HISTORY

Duration
Dec 2016 – Aug 2018
Project
Komposed
Secure Cloud Storage for Music Publishers, Libraries & Schools so they can manage their music catalog, composers & deliveries.
Project is built with using Microsoft Azure services. SMTP gateway and azure FS to store media data were used beside of deployment on Azure virtual machine. FFMPEG was used to create samples of media with different characteristics. Performance optimization of Zip operations via standalone service. Long running asynchronous tasks, such as preparation of zip archive with media tracks.
Media data stored in Azure BLOBs. Azure queue + Azure WebJob are used to make previews of just uploaded media.
Position
Senior Software Engineer
Environment and tools:
MS VS2017, SSMS, git; MSSQL, Azure Portal Services
Responsibilities
Researches in new areas
Design and implementation of features
Code reviews
Issues investigation and bugs fixing
Developing unit tests
Customer support

Duration
Apr 2015 – Dec 2016
Project
APM Music
Music service to assist end-user in finding, choosing and licensing the right music for his productions, APM Music offers a variety of convenient, thorough and efficient support services.
The service is built using 3-Tier architectural model. Project serves avg. 200 RPS and uses advanced caching based on MRU (most Recent Use). Amazon API is used to access to Amazon S3 storage.
Position
Senior Software Engineer
Environment and tools:
MS VS2015, Resharper, Git; MySQL, SOLR; RHEL 7.3, Docker for SOLR
Responsibilities
Communication with customer
Coordinate work on frontend and backend parts
Refinement new specs and features implementation
Code reviews, issues investigation and bugs fixing
Customer support

Duration
Dec 2017 – May 2018
Project
SureAdHere
SureAdhere VDOT is an asynchronous (store-and-forward) system that includes a simple mobile application used by patients to record and send videos of every medication dose ingested.

​ Healthcare providers can then view the date and time stamped videos on SureAdhere’s HIPAA compliant web portal to document each medication dose taken. VDOT can be used to document medication side effects reported by patients.
Position
Senior Software Engineer
Environment and tools:
MS VS 2017, .Net Core, Azure MS SQL, docker, ubuntu linux, git
Responsibilities
Researches in new areas
Design and implementation of features
Code reviews
Issues investigation and bugs fixing
Developing unit tests
Customer support

Duration
Sep 2008 – Aug 2018
Project
NICE Company
Set of different projects:
- (WinForms) Log Collector to collect logs from site servers and applications, pack and upload by schedule,
- (WinForms) Site Readiness Tool to check site servers readiness for installation/upgrade new software,
- (MVC WebApi) CustomerEntitySvc to support high load access to DB with customer data from client side.
Position
Senior Software Engineer
Environment and tools:
Microsoft Visual Studio 2017, TFS, MS SQL
Responsibilities
New features development, bug fixing and code review. Coordinate work of 2+ software engineers - code review, task execution tracking.
​
​ Duration
​ Aug 2018 – Feb 2022
​ Project
​ ENEL X Company
​ Set of different projects to control e-cars charging process:
- Energy Services core – set of microservices to receive, process, store info from sensors, produce commands for 3rd e‑car/charging station developer servers,
​ - Energy Services jobs – set of microservices to retrieve data from 3rd party services by schedule/on demand and actualize internal databases (such as CISCO),
- set of connectors to supply car/charging station distributors (such as Renault, Honda) to receive raw data from sensors and produce commands to control charging sessions.
​ Position
​ Senior Software Engineer
​ Environment and tools:
​ Microsoft Visual Studio 2019, TFS, git, MS SQL, Teams, AZURE SQL etc.
​ Responsibilities
​ New features development, bug fixing and code review. Coordinate work of 3+ software engineers - code review, task execution tracking.
​
​
​ EDUCATION and CERTIFICATIONS
1995 - 2000
Acquired Master’s Degree in State Technical University of Vinnitsa, Faculty of IT and Computer Engineering
​ LANGUAGES
Russian, Ukrainian – Native; English – Good.
​ PERSONAL QUALITIES
Flexibility, communicability, responsible, quick learner, problem’s solving, customer- and result-oriented.
​ ABOUT ME
47 years old, married, 2 children. Hobbies: bicycle sport, bike tourism, kayaking, mounting tourism, active lifestyle, outdoor activities.

Work remotely / from home is not a problem at all, I used to work from home if possible. My family is ready to such work mode as well.
​ Same for time shifts because customer is located in USA or somewhere else.
​ CONTACTS
Name: Valerii Koval
Phone: [open contact info](look above in the "contact info" section)
Email: [open contact info](look above in the "contact info" section)