Illia

ILLIA OPANASENKO
Experienced .NET Developer with a solid background in full-stack development and a proven track
record of building scalable, data-driven web applications. Skilled in delivering robust, high-quality
solutions across a variety of industries, with a focus on performance, security, and maintainability.
Recognized for a logical, methodical approach, strong problem-solving and decision-making abilities,
and a commitment to writing clean, efficient code. Passionate about leveraging technology to develop
innovative solutions that drive business value and enhance user experience. Continuously learning and
staying up to date with the latest technologies and best practices.

PERSONAL
Name
Illia Opanasenko
WORK EXPERIENCE
Address
May 2025 - Present .NET Fullstack Developer
Ukraine
UST UA, Lviv
Lviv
Project Name: CORA
Phone number
Project Description: A clinical trials platform in the healthcare domain
[open contact info](look above in the "contact info" section)
for managing studies, raters and the review of assessment data,
Email including AI-assisted review. The platform is built as .NET
[open contact info](look above in the "contact info" section) microservices with a React single-page application, running on Azure
LinkedIn Kubernetes Service.
[open contact info](look above in the "contact info" section) Customer: Cogstate
opanasenko-016726252 Responsibilities:
• developing (back-end and front-end)
• decision-making
LANGUAGES Tools & Technologies:
• Front-end: React 18, TypeScript, Vite, Material UI (MUI, MUI X Data
English – Upper-Intermediate
Grid & Charts), Zustand, React Router, Axios, MSAL (Azure AD
German – Intermediate authentication), Emotion, SASS, shared UI component library
• Front-end testing: Jest, React Testing Library, ESLint
• Back-end: .NET 9, ASP.NET Core Web API, EF Core, MediatR,
FluentValidation, AutoMapper, Ocelot (BFF), xUnit, Moq
• Messaging: Azure Service Bus
• Database: Azure SQL (MS SQL)
• Cloud & DevOps: Azure (AKS, Static Web Apps, Front Door, Key
Vault), Docker, Helm, GitHub Actions, ArgoCD
• Monitoring: Grafana, Loki, Tempo, Application Insights

Jan 2025 - Apr 2025 .NET Developer
UST UA, Lviv
Project Name: AMS GPS
Project Description: The project is designed to monitor and track
patient movements within healthcare facilities across Australia, the
USA, and Canada. It aims to collect and analyze data related to patient
behavior patterns, including their interactions with medical staff,
utilization of healthcare services, and movement flows within hospitals
and clinics. The insights gained are intended to improve patient care,
optimize facility management, and enhance overall healthcare
outcomes.
Customer: SCRAMSystems, USA
Responsibilities:
• developing
• decision-making
Project Team Size: 10 team members
Tools & Technologies:
• Back-end: .NET 4.5.1, .NET 4.7.2, .NET Core 3.1, .NET 6
• Databases: MS SQL, MongoDB
• Messaging & Event Streaming: Azure Event Hub, RabbitMQ
• Cloud: Azure

May 2024 - Dec 2024 .NET Developer
NerdySoft, Lviv
Project Name: Everyware
Project Description: Everyware provides payment solutions for their
customers.
Key features:
• SMS and Email Invoicing (Generate invoice for end-customer and
send it to him)
• Pay by text
• Virtual payment terminal and in-person terminals
• Subscription and Recurring Payment Plans
• BNPL (buy now pay later feature which provides the ability to have a
loan)
Customer: Everyware, USA
Responsibilities:
• developing
• decision-making
Project Team Size: 20 team members
Tools & Technologies:
• Front-end: ASP .NET Razor Pages, ReactJS
• Back-end: .NET 4.8 (legacy part on VB), ADO .NET, AWS Lambda
• Database: MS SQL
• Cloud: AWS

May 2023 - May 2024 .NET Developer
NerdySoft, Lviv
Project Name: DIVCO
Project Description: The product is a Web App for managing orders of
delivering freights for other businesses. Creating & managing orders
which are delivered from a pickup point to a drop off point. Orders can
pass via the company’s terminals during the route and be stored in the
company’s warehouses. Built on the Creatio low-code platform.
Customer: Easley Transportation, USA
Responsibilities:
• developing
• decision-making
Project Team Size: 16 team members
Tools & Technologies:
• Front-end: Freedom UI, Angular, TypeScript
• Back-end: .NET 6, Terrasoft.Core, Terrasoft.Configuration,
EntitySchemaQuery (ESQ), Hangfire, xUnit
• Database: MS SQL, PostgreSQL
• Cloud & Tools: AWS, Creatio SDK, REST Web Services

Jan 2022 - May 2023 .NET Developer
NerdySoft, Lviv
Project Name: Addesu
Project Description: A platform designed to build partnerships
between digital marketers and brands by connecting companies with
specialists and automating ongoing monitoring and auditing. It
integrates with Google, Meta, Microsoft ad platforms, and Google
Analytics, pulling 20+ reports daily to analyze performance, identify
issues, and suggest proactive solutions. Campaigns are run and
supported by the team using their proprietary technology to ensure
optimal outcomes. Built on the Creatio low-code platform.
Customer: Addesu, UK
Responsibilities: developing
Project Team Size: 6 team members
Tools & Technologies:
• Front-end: Classic UI, Freedom UI, Angular, TypeScript
• Back-end: .NET (Creatio platform), .NET 7 (Azure Durable Functions),
Terrasoft.Core, Terrasoft.Configuration, EntitySchemaQuery (ESQ),
xUnit
• Databases: MS SQL, Azure Cosmos DB, Redis
• Cloud & Integration: Azure, Creatio CLI (clio), OData v4 / Custom
Web Services

EDUCATION AND QUALIFICATIONS

Sept 2017 - Jun 2021 Bachelor of Computer Science and Information
Technologies
Lviv Polytechnic National University, Lviv

SKILLS
Logical and methodical approach to achieving tasks and objectives
In a short time reach the desired results
Self-motivated to learn new things
Reliable and responsible
Good soft skills

INTERESTS
Sports and art