Hi there! I’m Maciej Lelito, a Senior Full-Stack .NET/Angular Developer with over a decade of experience designing, building, and maintaining enterprise web applications. I specialize in scalable, cloud-based solutions on Microsoft Azure using .NET Core (5–8) and modern Angular, and I enjoy collaborating with cross-functional teams to deliver robust software that meets business goals. In my free time I mentor peers, participate in code reviews, and continually expand my cloud and architecture skills. I’m motivated to take technical ownership, guide others, and contribute to agile, collaborative projects that push the boundaries of what we can build together.

Maciej Lelito

Hi there! I’m Maciej Lelito, a Senior Full-Stack .NET/Angular Developer with over a decade of experience designing, building, and maintaining enterprise web applications. I specialize in scalable, cloud-based solutions on Microsoft Azure using .NET Core (5–8) and modern Angular, and I enjoy collaborating with cross-functional teams to deliver robust software that meets business goals. In my free time I mentor peers, participate in code reviews, and continually expand my cloud and architecture skills. I’m motivated to take technical ownership, guide others, and contribute to agile, collaborative projects that push the boundaries of what we can build together.

Available to hire

Hi there! I’m Maciej Lelito, a Senior Full-Stack .NET/Angular Developer with over a decade of experience designing, building, and maintaining enterprise web applications. I specialize in scalable, cloud-based solutions on Microsoft Azure using .NET Core (5–8) and modern Angular, and I enjoy collaborating with cross-functional teams to deliver robust software that meets business goals.

In my free time I mentor peers, participate in code reviews, and continually expand my cloud and architecture skills. I’m motivated to take technical ownership, guide others, and contribute to agile, collaborative projects that push the boundaries of what we can build together.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
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Language

Polish
Fluent
English
Advanced

Work Experience

Senior Full-Stack .NET / Angular Developer at PPG – Paints.com
January 1, 2023 - Present
Designed, implemented and extended a global ecommerce system for new countries, across backend (.NET Core 5–8) and frontend (Angular 17–19). Implemented and maintained microservices and RESTful/ GraphQL APIs using .NET, Azure Functions and Web API, integrated with Commerce Tools and Algolia.
Senior Full-Stack .NET / Angular Developer at PPG Paints (Global eCommerce System)
January 20, 2023 - Present
Developed and extended a global eCommerce platform for new markets using .NET Core (5–8) RESTful APIs, Angular frontend (1.x–19), Azure Functions, Web Apps/Jobs, Service Bus, Cosmos DB, and integrations with Commerce Tools and Algolia. Implemented CI/CD pipelines, Terraform-based infrastructure, and monitoring with Application Insights and SonarQube. Collaborated with cross-functional teams to deliver scalable cloud-based solutions, built advanced frontend features with NGXS/Angular Material, and ensured robust security and reliability across backend and frontend layers.

Education

Engineering degree in Computer Science at Gdańsk University of Technology
January 11, 2030 - January 5, 2026

Qualifications

Cisco Certified Network Professional (CCNP) - Switching
January 11, 2030 - January 5, 2026
Cisco Certified Network Professional (CCNP) - Routing & Switching
January 11, 2030 - January 5, 2026

Industry Experience

Software & Internet, Retail, Manufacturing, Professional Services, Media & Entertainment