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Hello! I'm Lukasz Domaradzki, a Senior Software Engineer with 10+ years of experience delivering scalable full-stack web apps, backend APIs, and cloud-native deployments. I enjoy turning complex requirements into clean, maintainable architectures using ASP.NET Core, C#, React, Azure, and modern DevOps practices. I excel at collaborating with stakeholders to plan technical work, optimize performance, and own long-term platform improvements. In my work, I value clean code, thoughtful design, and practical, testable solutions. I mentor junior developers, refactor legacy modules into modular, testable components, and help teams navigate trade-offs to deliver reliable software on time.…Hello! I'm Lukasz Domaradzki, a Senior Software Engineer with 10+ years of experience delivering scalable full-stack web apps, backend APIs, and cloud-native deployments. I enjoy turning complex requirements into clean, maintainable architectures using ASP.NET Core, C#, React, Azure, and modern DevOps practices. I excel at collaborating with stakeholders to plan technical work, optimize performance, and own long-term platform improvements. In my work, I value clean code, thoughtful design, and practical, testable solutions. I mentor junior developers, refactor legacy modules into modular, testable components, and help teams navigate trade-offs to deliver reliable software on time.

LUKASZ DOMARADZKI

Full Stack Developer, Web Developer, Back-End Developer, +2

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Hello! I'm Lukasz Domaradzki, a Senior Software Engineer with 10+ years of experience delivering scalable full-stack web apps, backend APIs, and cloud-native deployments. I enjoy turning complex requirements into clean, maintainable architectures using ASP.NET Core, C#, React, Azure, and modern DevOps practices. I excel at collaborating with stakeholders to plan technical work, optimize performance, and own long-term platform improvements. In my work, I value clean code, thoughtful design, and practical, testable solutions. I mentor junior developers, refactor legacy modules into modular, testable components, and help teams navigate trade-offs to deliver reliable software on time.…Hello! I'm Lukasz Domaradzki, a Senior Software Engineer with 10+ years of experience delivering scalable full-stack web apps, backend APIs, and cloud-native deployments. I enjoy turning complex requirements into clean, maintainable architectures using ASP.NET Core, C#, React, Azure, and modern DevOps practices. I excel at collaborating with stakeholders to plan technical work, optimize performance, and own long-term platform improvements. In my work, I value clean code, thoughtful design, and practical, testable solutions. I mentor junior developers, refactor legacy modules into modular, testable components, and help teams navigate trade-offs to deliver reliable software on time.

Available to hire

Hello! I’m Lukasz Domaradzki, a Senior Software Engineer with 10+ years of experience delivering scalable full-stack web apps, backend APIs, and cloud-native deployments. I enjoy turning complex requirements into clean, maintainable architectures using ASP.NET Core, C#, React, Azure, and modern DevOps practices. I excel at collaborating with stakeholders to plan technical work, optimize performance, and own long-term platform improvements.

In my work, I value clean code, thoughtful design, and practical, testable solutions. I mentor junior developers, refactor legacy modules into modular, testable components, and help teams navigate trade-offs to deliver reliable software on time.

Skills

Experience Level

Expert

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Work Experience

Senior .NET Full Stack Developer at Google

June 1, 2023 - Present

Architected scalable full-stack web applications using ASP.NET Core, C#, React, REST APIs, and cloud-native deployment patterns. Developed secure backend APIs with authentication, authorization, validation, structured logging, and maintainable service-layer architecture. Built responsive React interfaces with TypeScript, reusable components, API integration, form handling, and clear user workflow design. Deployed applications to Azure with App Service, Azure SQL, Application Insights, Key Vault, and automated release pipelines; improved CI/CD workflows with automated builds, tests, static checks, deployment validation, and rollback-ready releases.

Full Stack Developer at HSBC

September 1, 2018 - May 1, 2023

Engineered enterprise web applications using C#, .NET, JavaScript, React, Angular, REST APIs, and SQL databases. Created backend services for reporting, approvals, customer workflows, authentication, and secure enterprise data processing. Integrated frontend apps with REST APIs, improved user workflows with validation, error handling, and responsive UI patterns. Supported Azure and cloud-based deployment through CI/CD pipelines, environment configuration, and release validation.

Software Engineer at KVADOS, a.s.

August 1, 2014 - July 1, 2018

Developed business web applications using C#, JavaScript, SQL databases, REST-style APIs, and responsive frontend technologies. Constructed modules for administration, reporting, workflow management, document handling, and customer-specific business processes. Implemented backend services, validation rules, data models, SQL workflows, and reusable frontend components. Integrated external systems through APIs, scheduled jobs, imports, exports, and structured error-handling workflows.