Ihor

Ihor Yershov
Summary: Experienced web developer with a strong background in building efficient,

scalable, and user-friendly web applications. Proficient in leveraging the

latest technologies and frameworks to deliver efficient, scalable, and robust

solutions.

Skilled in front-end and back-end development, with a focus on creating

intuitive user-friendly interfaces.

Experience: BoostCX Inc. Oct 2023 – present

Position: Full-Stack developer

The project provides a customer experience survey engine used to gather,
process, and analyze feedback across multiple customer touchpoints. It
allows organizations to create configurable surveys, distribute them across
channels (email, web, app), and aggregate responses into dashboards and
reporting pipelines. The goal is to help businesses monitor customer
satisfaction, identify experience issues, and drive improvement actions based
on real data.

Achievements:

● Delivered end-to-end survey management features across Angular
interfaces, ASP.NET Core APIs, and SQL Server databases.
● Built AI-assisted survey authoring workflows that transform source
documents into structured survey definitions, with interactive editing,
validation, and previews.
● Implemented asynchronous processing with Azure Functions, Durable
Functions, and Service Bus, exposing real-time progress in the frontend
through SignalR.
● Integrated Monaco Editor with backend parsing and validation
services to help users identify configuration errors before deployment.

● Developed reusable Angular components and shared backend
services across survey creation, analytics, invitation, and delivery
applications.
● Modernized Angular and .NET applications, improving maintainability
across the frontend and backend.

Key Technologies: Angular 22, TypeScript, RxJS, NgRx, Angular Material,
Kendo UI, Tailwind CSS, Fuse, Monaco Editor, MSAL .NET 10

Deluxe Inc. Jul 2021 – Oct 2023

Position: Full-Stack developer

Receivables360+ is a cloud-based accounts receivable platform that
automates cash application and payment reconciliation. It integrates data
from multiple sources, processes financial transactions, and provides
reporting and analytics tools.

Achievements:

● Designed and developed a React-based frontend for configuring,
scheduling, and monitoring data extraction workflows.
● Built and maintained frontend features using React 18 and TypeScript
within a microfrontend architecture based on Webpack Module
Federation.
● Integrated the frontend with backend APIs to manage extraction jobs
and monitor their execution status;
● Developed AWS Lambda functions for extracting and transforming
data from multiple internal systems;
● Used Amazon S3 and SQS to support asynchronous data processing
and reliable communication between services;
● Investigated and resolved issues across frontend and backend
components.

Key Technologies: React 18, TypeScript, JavaScript, Webpack Module
Federation, React Router, TanStack Query, Axios, Valtio, styled-components,
Jest, Vitest, C#, .NET, AWS Lambda, Amazon S3, AWS SQS, PostgreSQL

JDP PowerDealer Aug 2017 – Jul 2021

Position: Full Stack Developer

PIN Powerdealer - a web platform for automotive dealerships to analyze
sales, inventory, service operations, and business performance. Features
include interactive dashboards, KPI tracking, comparative reporting,
geographic sales analysis, report exports, and user and permission
management.

Achievements:

● Delivered end-to-end analytics features using Angular, ASP.NET Core,
and SQL Server, supporting dealership sales, inventory, and service
reporting.
● Built reusable dashboard components, interactive charts, and
advanced data grids to help users explore KPIs and compare business
performance.
● Developed REST APIs and integrated frontend workflows with backend
services and database operations.
● Optimized SQL queries, stored procedures, and data access using
Dapper, Entity Framework Core, and caching to improve reporting
responsiveness.
● Implemented authentication, single sign-on, and permission-based
access using IdentityServer4 and OpenID Connect.
● Added PDF exports and geographic sales visualizations, helping users
share reports and analyze customer distribution.
● Improved maintainability through reusable Angular components and
structured backend service and repository layers.

Key Technologies: C#, .NET 6, ASP.NET Core, Angular, TypeScript, RxJS, SQL

Server, Entity Framework Core, Dapper, REST APIs, IdentityServer4

PsPrint Apr 2015 – Aug 2017

Position: Full Stack Developer

PsPrint - A multi-brand e-commerce platform for online printing services, supporting
product configuration, pricing, shopping carts, checkout, payment processing,
artwork uploads, and order management. The platform includes internal CRM tools,
public and internal APIs, and background processing for invoices, email notifications,
file synchronization, and external order integrations.

Achievements:

● Delivered end-to-end e-commerce features across product
configuration, shopping cart, checkout, and order management using
C#, ASP.NET MVC, Web API, and JavaScript.
● Built interactive interfaces with Knockout.js, jQuery, and Razor,
supporting dynamic pricing, product options, and client-side
validation.
● Developed and integrated APIs connecting the storefront, internal
CRM, and external services.
● Improved application performance through SQL query optimization,
Entity Framework improvements, and Redis caching.
● Integrated payment workflows, including credit-card processing and
PayPal checkout.
● Automated invoice creation, order processing, email notifications, and
file synchronization through asynchronous background tasks.
● Extended internal CRM tools for customer support, account
administration, and order tracking.
● Strengthened application reliability with unit tests covering business
logic and data mappings using MSTest, Moq, and AutoFixture.

Key Technologies: C#, .NET Framework 4.5, ASP.NET MVC 5, ASP.NET Web API

2, Entity Framework 6, SQL Server, T-SQL, Redis, JavaScript, jQuery, Knockout.js,

Razor, HTML, CSS, AJAX, Autofac, AutoMapper, NLog, MSTest, Moq, IIS.

Education: Black Sea State University

Department Intelligent Decision Support Systems
Specialty Software Engineer
Degree M.S.


Skills:
Languages: C#, JavaScript/TypeScript, SQL

Web Technologies & Frameworks: ASP.NET Core, EF, Dapper, Angular, React,

Node.js, Next.js, Vue.js, jQuery, HTML5, CSS3, Tailwind, Bootstrap

Databases: SQL Server, PostgreSQL, NoSQL

Source Control: Git

Unit Testing: xUnit, NUnit, Karma, Jasmine

CI/CD: Azure DevOps, Jenkins, Harness

Cloud Platforms: Microsoft Azure, AWS