# Andrzej Spurgiasz

Andrzej Spurgiasz is a remote worker on Himalayas, Full Stack / Backend Developer at CTDI, based in Poland.

Source: https://himalayas.app/@andrzejspurgiasz

```text
Full-stack Developer (.NET & Angular) with nearly 4 years of commercial experience building and maintaining enterprise applications.
```

| Detail | Value |
| --- | --- |
| Availability | Looking for a job |
| Location | Poland |
| Authorized to work in | Poland, Belarus |
| Salary expectations | 170k+ PLN |
| Job categories | Full Stack Developer, .NET Developer, Full Stack Developer, Full Stack Engineer, Software Engineer, Software Developer, Support Engineer, Backend Engineer |
| Skills | C#, .NET, .NET Framework, ASP.NET Core, Web APIs, REST, SOAP, LINQ, Angular, TypeScript, JavaScript, HTML, CSS, RxJS, MS SQL Server, T SQL, Stored Procedures, Query Optimization, Transaction, JWT, OAuth, mTLS, Basic Auth, Monolithic Systems, Service Oriented Architecture, Asynchronous Processing, Git, Gitlab, IIS, Postman, SVN, VisualCron, WinForms, Crystal Reports, API Development, Third Party Integrations, SQL Optimization, Legacy System Modernization |
| LinkedIn | https://linkedin.com/in/andrei-spurhiash |

## What I'm looking for

```text
I'm looking for a Middle .NET Backend or Full-Stack Developer role focused on C#, ASP.NET Core, REST APIs, SQL Server, and Angular. I'm interested in cloud technologies, microservices, and modern software architecture. I value technical challenges, ownership, professional growth, and collaborative teams.
```

## About

```text
C# / .NET | ASP.NET Core | REST APIs | SQL Server | Angular | Azure | CI/CD | Docker | Enterprise Applications

Full-Stack .NET Developer with around 4 years of commercial experience developing, modernizing, and maintaining enterprise applications across logistics, order management, and ERP-integrated environments.

My primary focus is backend development with C#, ASP.NET Core, REST APIs, and SQL Server, complemented by hands-on experience with Angular and TypeScript.

I specialize in integrating enterprise systems, optimizing SQL queries and stored procedures, developing secure APIs, and modernizing legacy .NET applications while maintaining business continuity.

Core Expertise:
• Backend: C#, .NET, ASP.NET Core, Web API, REST/SOAP Services, Asynchronous Programming
• Databases: SQL Server, T-SQL, Stored Procedures, Query Optimization
• Integrations & Security: DHL, FedEx, SAP, OAuth 2.0, JWT, mTLS
• Frontend: Angular, TypeScript, RxJS, Angular Material
• Enterprise Systems: Logistics, Order Management, ERP Integrations, Legacy Modernization

Selected Contributions:
• Developed secure REST APIs to automate enterprise data exchange, replacing manual spreadsheet-based workflows.
• Delivered integrations with major logistics providers, including DHL, FedEx, and Dachser, supporting automated shipment processing.
• Modernized legacy .NET and Angular applications and optimized SQL Server queries and stored procedures to improve maintainability and performance.

I enjoy solving complex technical challenges, improving application reliability, and building maintainable solutions that support real business processes.

📍 Warsaw, Poland | Open to Remote and Hybrid opportunities across Poland and the EU
💼 Open to Employment Contracts (UoP) and B2B cooperation
🗣️ English (B2) | Polish (professional working proficiency)
✉️ spurgiaszandrzej@gmail.com
```

## Experience

### Full Stack / Backend Developer (current)

CTDI. Apr 2023 - Present

```text
Develop and maintain enterprise applications supporting logistics, repair, order management and shipment-processing workflows. Implement end-to-end business features using C#, .NET, ASP.NET Core, Angular, TypeScript and MS SQL Server, and integrate external logistics platforms including DHL, FedEx and Dachser.
```

Skills: C#, .NET, ASP.NET-Core, Angular, TypeScript, MS-SQL-Server, REST, SOAP, JWT, OAuth, mTLS, Basic-Auth, IIS, Git, Gitlab, Postman, SVN, VisualCron, T-SQL, Stored-Procedures, Query-Optimization, Transaction, WinForms, Crystal-Reports

## Education

### IT Academy

Enterprise Application Development with ASP.NET, Enterprise Application Development. 2022 - 2023

```text
Completed a program in Enterprise Application Development with ASP.NET, focusing on building enterprise-level applications.
```

### Belarusian National Technical University

Engineer Degree, Engineering. 2013 - 2018

```text
Earned an Engineer Degree, providing a strong foundation in engineering principles and technical knowledge.
```

## Tech stack

- Postman
- Microsoft Azure
- GitLab
- RxJS
- Microsoft SQL Server
- Node.js
- .NET
- ASP.NET Core
- JavaScript
- HTML5
- CSS 3
- C#
- Visual Basic
- Azure SQL Database
- TypeScript
- Git
- Docker
- SQL

To contact Andrzej, message them from this profile with a Himalayas employer account: [Hire on Himalayas](https://himalayas.app/hire).

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