JavaScript Developer in Lviv, Lviv Oblast, Ukraine
Member since January 2, 2015
Dmytro has over a decade of software development experience from front-end applications (desktop, mobile, and web) to back-end solutions using a variety of technology stacks. He has gained leadership experience as a team lead and system architect on big distributed teams and demonstrated his self-motivation as an individual developer on projects of all sizes.
Dmytro is now available for hire
Portfolio
- PatreonPython, React, Redux, MySQL
- Joovv (via Toptal)Cordova, Angular 2, Ionic
- On Time Telecom (via Toptal)Node.js, Cordova, ionic, Angular 2
Experience
- JavaScript, 7 years
- C#, 6 years
- .NET, 5 years
- AngularJS, 5 years
- PhoneGap, 5 years
- Node.js, 4 years
- TypeScript, 3 years
- MEAN Stack, 3 years
Availability
Part-time
Preferred Environment
Sublime 2, WebStorm, Git, Mac, Jira
The most amazing...
...thing I've coded is a synchronization engine between mobile applications with PouchDB and CouchDB on the server side.
Employment
Software Engineer
2019 - PRESENTPatreon- Developed anti-fraud solutions.
Technologies: Python, React, Redux, MySQLMobile Developer
2018 - 2019Joovv (via Toptal)- Refactored an old codebase.
- Developed a mobile application with Bluetooth capabilities.
Technologies: Cordova, Angular 2, IonicSoftware Engineer
2018 - 2019On Time Telecom (via Toptal)- Refactored the legacy codebase.
- Added testing capabilities.
- Developed a mobile application.
Technologies: Node.js, Cordova, ionic, Angular 2Software Engineer
2018 - 2019Denizen- Developed a banking integration system.
- Developed a set of scheduled jobs on handling different transaction types.
Technologies: Node.js, Angular 2, MongoDBSoftware Engineer
2018 - 2018Mediprocity (via Toptal)- Developed a HIPAA-compliant messaging solution.
Technologies: Angular 2, Node.js, Webpack, IonicEngineering Manager
2017 - 2018Agoda- Developed an anti-fraud solution for validating transactions.
- Built a Zendesk integration with orchestration of tickets created.
- Led and grew three teams of developers.
- Build AI systems for feedback classification.
Technologies: Scala, Spark, SparkMLSolution Architect
2015 - 2017Epam- Led, designed, and developed a big web portal for the marketing department of one of the biggest sport equipment manufacturers in the world.
- Oversaw, designed, and built a web portal for a multi-level marketing company.
- Composed a course on software architecture for the global company.
- Engaged in pre-sale activities.
Technologies: JavaScript, AngularJS, Angular 2, Gulp, Webpack, Jasmine, D3Mobile Developer
2016 - 2016Hazu (via Toptal)- Designed and developed new features for the application.
- Fixed bugs and reviewed code.
Technologies: TypeScript, Angular 2, Redux, FirebaseMobile Developer
2016 - 201625.TIME AS (via Toptal)- Architected the mobile application.
- Refactored a legacy codebase.
- Renovated architecture and fixed architecture issues.
- Developed new features.
Technologies: JavaScript, Ionic, PhoneGapFront-end Developer
2015 - 2015Nect (via Toptal)- Designed the architecture for the mobile application.
- Developed new features.
- Planned and developed the CI process.
Technologies: JavaScript, Ionic, PhoneGapFront-end Developer
2015 - 2015Position Technologies, Inc. (via Toptal)- Developed integration with Google Maps.
- Refactored a legacy codebase.
- Integrated new endpoints and implemented new functionality of the application.
Technologies: JavaScript, AngularJS, CSS, HTMLMobile Competence Manager and Mobile Architect
2013 - 2015N-iX- Created a mobile application for an asset management system. Mini-MEAP application configuration and workflow can be reconfigured by customization on the back-end side.
- Managed internal mobile competence.
- Conducted pre-sale support of the BizDev.
- Created an internal portal for distributing the mobile application to iOS and Android platforms.
- Built a PhoneGap application for asset management based on Ionic framework.
Technologies: PhoneGap, iOS, Android, Windows Phone, JavaScript, Node.js, Python, BlackberryR&D Engineer and Mobile Solution Manager
2011 - 2013SoftServe- Integrated TFS in one of the biggest banks in the Ukraine. Migrated from TFS 2008 and built SDLC using TFS features.
- Created an application which uses Windows Phone 7 and Azure and Bing Maps. This application is currently helping emergency services to find routes more quickly and use real-time traffic updates.
- Built an application for the biggest healthcare organization in the USA, which now helps thousands of clinics to collaborate with laboratories.
- Integrated TFS in one of the biggest bank telecoms in the RU. Migrated from SVN to TFS. Extended features of TFS with custom web services.
- Developed the internal competence, pre-sale, consulting offerings development, presentations, consulting services, training procedures, architecture design, and more.
Technologies: C#, .NET, Azure, Silverlight, ASP.NET, JavaScript, iOS, Android, TFSTechnical Lead
2007 - 2011SoftServe- Developed a desktop application set consisting of 49 applications. The main task for these applications was monitoring of network activities and gathering information about devices through different kinds of network protocols (SNMP, Telnet, etc.).
- Wrote a web application for monitoring data saved to a database from a desktop application. The main task for this web application was providing updated data about network devices statuses, information, and routers configuration files for the user. Also included was text search functionality in configuration files, nodes, etc. Also, this project required significant changes to the desktop application.
- Programmed a desktop application for monitoring network devices, downloading their configuration files, re-configuring network devices, generating reports, and more.
- Led the creation of webcasts for Microsoft – Ua. Ria-Shop and Azure. Ria-Shop is an online shop written fully on Silverlight 3.0 using DeepZoom and PhotoSynth technologies. Azure uses the webcast to show usage of the Azure Cloud Platform. Shows how to use Azure Service Bus, Azure .NET services, Azure SQL services, and Twitter API.
- Participated as a developer in the offshore team for the Microsoft BizSpark 2009 Event. (http://blogs.msdn.com/sanjayjain/archive/2009/10/07/microsoft-bizspark-incubation-week-for-windows-azure-atlanta-09nov09.aspx).
- Built an application for the biggest brewery in the world. The main goal of the application was creating different kinds of reports for different levels of employees. Implementation of complex BI was required.
Technologies: .NET, C++, C#, ASP.NET, JavaScript, Python, VB6, COM, ActiveX, SharePoint, BizTalkDeveloper
2006 - 2007SoftServe- Helped develop a CMS web application for judicial case maintenance. This application was used for automating the company’s document workflow.
- Wrote a web application for a fleet management solution used for tracking vehicles in real time. The application reads onboard diagnostic details data remotely and provides the end-user with an easy way to analyze the data and improve the productivity of the mechanic by providing additional information to analyze the problems. Also, the user has the ability to track vehicle location on a map and obtain the immediate position's address for a selected vehicle.
- Built a desktop application for document workflow automation. The application was designed to automate the process of generating different kinds of reports using web services hosted on servers.
- Created a charts component for web and desktop applications. It provides standard chart types (columns, bubbles, lines, dots etc.) as well as specialized types (gantt, kagi, renko, etc.). It also provides the ability to customize visual appearance of charts, axis, etc.
- Implemented a Jabber message sender that provides status abilities, registers new users, sends messages, builds contact lists, etc.
Technologies: .NET, C#, JavaScript, ASP.NET, MS SQL, VB6
Experience
- My Kyivstar (Development)https://play.google.com/store/apps/details?id=com.kyivstar.mykyivstar&hl=ru
A mobile application for the biggest mobile carrier in the Ukraine.
- WOG (Development)
A mobile application for one of the biggest petrol station networks in the Ukraine.
- Open Source Book about iOS Patterns (Other amazing things)https://github.com/dimko1/ios_patterns
A book with description of GoF patterns for iOS Developers.
- Dmytro is a mentor in the Toptal Global Mentor’s Program. This program is a partnership between Toptal and General Assembly to provide high quality mentorship for students from minority and low income backgrounds who are looking to begin their careers as professional software engineers. Dmytro shows commitment to diversity in tech by mentoring a General Assembly student every week for a year, covering everything from coding tips and tricks to advice on making it in the industry.
Skills
Languages
JavaScript, C#, TypeScript, Python, Visual Basic 6 (VB6), Objective-CFrameworks
ASP.NET MVC, .NET, Cordova, PhoneGap, Ionic, AngularJS, Machine Learning, Angular, Windows Communication Framework (WCF), ASP.NETLibraries/APIs
AngularUI, Node.js, Sklearn, Underscore.js, jQuery, Facebook APITools
Sublime Text 2, Mocha, WatiN, GruntParadigms
MEAN Stack, Object-oriented Programming (OOP), Design PatternsStorage
PouchDB, NoSQL, MongoDBOther
AjaxPlatforms
Windows Phone 8, Xamarin, Android, iOS
Education
- Master's degree in Applied Math2003 - 2009National University "Lvivska Polytechnica" - Ukraine
