Roman
From Ukraine (GMT+3)
10 years of commercial experience
Lemon.io stats
1
projects done608
hours workedOpen
to new offersRoman – ASP.NET, .NET, React
Software engineer with over 5 years of experience developing robust code for high-volume businesses. Proficiency in solving hard tasks, great communication skills.
Main technologies
Additional skills
Rewards and achievements
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To be verifiedDirect hire
Potentially possibleExperience Highlights
Senior Full Stack Software Engineer
JustAnswer is an online expert question-and-answer platform that connects visitors with verified experts in different categories. JustAnswer offers a one-on-one online conversation with a verified professional to get the peace of mind you need. It helps customers save time and money on doctor’s visits, trips to the mechanic, tech support, and more.
- designed and developed an automated bonus system for the platform
- developed ChatGPT plugin
- designed and developed solution for quality assessment using ChatGPT models, Whisper, and Twillio
- developed microservices with .NET 8
- developed SPA using React
- developed features for Android, IOS applications using React Native
- worked with Azure, RabbitMQ, Docker, Kubernetes, LightStreamer
Senior Back End Engineer
The platform offers social media marketing, advertising, analytics, data visualization, and brand management services.
- designed and developed a system for data aggregation from about 15 different sources using Azure Functions
- designed and implemented ETL solution for multi-tenant application using Azure Data Factory
- designed and implemented solution for data processing and transforming using Azure Databricks
- worked on multi-tenant application with ASP.NET Core
Senior Back End Software Engineer
A Canadian online brokerage firm and wealth management firm. It is Canada's largest discount broker. It also offers banking services such as mortgages. With this new product, customers can get a mortgage more quickly and easily by bringing the mortgage application and approval process online.
- developed REST APIs using Node.js, ASP.NET Core
- developed POS solution for Mortgage Product
- designed and developed a solution for a Card Management System
- worked with Jenkins, Datadog, Google Cloud Platform, Docker, Kubernetes
Middle Full Stack Software Engineer
A British challenger bank and prepaid card operator providing business bank accounts and contactless Mastercard cards in the UK. Business banking products are tailored for microbusinesses, self-employed, and start-ups.
- implemented 2FA with Entrust IdentityGuard
- implemented complex log system with ELK stack
- designed Deep Linking solution
- worked on REST APIs, MVC with ASP.NET, ASP.NET Core
- worked on SPA application using KnockoutJS, React
- worked with Jenkins, Octopus, CCNet
Middle Full Stack Software Engineer
Internal Software in oil & gas domain. The main goal was analysing different scenarios for optimal resources usage.
- developed an efficient tool for reports with complex composite structures generation, projected reports in Excel
- developed SPA using Angular and Kendo UI
- migrated single-tenant application to multi-tenant
- migrated .NET Framework to .NET Core
- migrated AngularJs to Angular
- performed communication with management and end users
- managed the day-to-day activities of the team
- developed and implemented a timeline to achieve targets