Full-stack developer building reliable software systems.
Specializing in .NET, React, and cloud infrastructure. Engineering scalable architectures and robust backend services with a focus on performance and maintainability.
Michał Witko
Software Engineer
LOCATION:
Warsaw, Poland
Experience:
5+ years
Status:
OPEN TO NEW OPPORTUNITIES
STACK
CORE STACK
C#
.NET
Vue
React
BACKEND
Web API
Entity Framework Core
LINQ
Hangfire
MassTransit
OpenAPI
Background Services
FRONTEND
React
Vue
TypeScript
TanStack Query
React Hook Form
Tailwind CSS
DATA & MESSAGING
SQL Server
Cosmos DB
Redis
Service Bus
Event Grid
ARCHITECTURE
Clean Architecture
Domain-Driven Design
Microservices
Modular Monolith
CLOUD & DEVOPS
Azure
Docker
CI/CD
Azure DevOps
GitHub Actions
Terraform
Linux
EXPERIENCE
.NET Developer
Jun 2026 — Present
Aviva · Warsaw, Poland
Developing .NET applications for insurance price prediction using AWS and cloud services.
Full Stack Developer
Jan 2025 — Jun 2026
CI Global · Rzeszów, Poland
Developed IoT platform APIs in .NET and back-office applications using Vue 3 and Nuxt.
Full Stack Developer
Jan 2024 — Dec 2024
Fabrity · Rzeszów, Poland
Delivered backend and frontend solutions and developed microservices for business applications.
Junior Full Stack Developer
Jul 2022 — Dec 2023
Fabrity · Rzeszów, Poland
Developed internal applications, low-code solutions, and maintained existing systems.
EDUCATION
M.S. Computer Engineering
Sep 2024 — Mar 2026
Rzeszow University of Technology · Rzeszów, Poland
Completed a master's degree in Computer Engineering.
B.S. Computer Engineering
Sep 2020 — Jul 2024
Rzeszow University of Technology · Rzeszów, Poland
Completed a bachelor's degree in Computer Engineering.
EDUCATION
Microsoft Certified: Azure Fundamentals
Completed
Microsoft · AZ-900
Validated foundational knowledge of Azure services, cloud concepts, security, and governance.
PROJECTS
NO_PREVIEW
Lorem Ipsum Platform
2026
active
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.
.NET
React
Azure
NO_PREVIEW
Dolor Sit Dashboard
2025
completed
Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.
Vue
TypeScript
SQL Server
NO_PREVIEW
Consectetur API
2025
active
Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.
C#
Web API
Docker
NO_PREVIEW
Adipiscing Elit Tool
2023
archived
Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
React
Tailwind CSS
NO_PREVIEW
Tempor Incididunt Service
2024
completed
Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque laudantium totam.
Entity Framework Core
Redis
CI/CD