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Hi, I'm Krzysztof Sato, a Senior Software Engineer with 8+ years of experience designing and delivering scalable enterprise web applications using ASP.NET Core, C#, React, and Azure. I thrive in fully remote and distributed environments and enjoy turning complex requirements into reliable software solutions. I have proven expertise building high-performance RESTful platforms, optimizing SQL-based systems, and implementing cloud-native solutions with strong DevOps and CI/CD practices. I excel at collaborating with stakeholders to translate business needs into maintainable architectures and solving challenging full-stack production issues to keep systems stable and performant.…Hi, I'm Krzysztof Sato, a Senior Software Engineer with 8+ years of experience designing and delivering scalable enterprise web applications using ASP.NET Core, C#, React, and Azure. I thrive in fully remote and distributed environments and enjoy turning complex requirements into reliable software solutions. I have proven expertise building high-performance RESTful platforms, optimizing SQL-based systems, and implementing cloud-native solutions with strong DevOps and CI/CD practices. I excel at collaborating with stakeholders to translate business needs into maintainable architectures and solving challenging full-stack production issues to keep systems stable and performant.

Krzysztof Sato

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

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Hi, I'm Krzysztof Sato, a Senior Software Engineer with 8+ years of experience designing and delivering scalable enterprise web applications using ASP.NET Core, C#, React, and Azure. I thrive in fully remote and distributed environments and enjoy turning complex requirements into reliable software solutions. I have proven expertise building high-performance RESTful platforms, optimizing SQL-based systems, and implementing cloud-native solutions with strong DevOps and CI/CD practices. I excel at collaborating with stakeholders to translate business needs into maintainable architectures and solving challenging full-stack production issues to keep systems stable and performant.…Hi, I'm Krzysztof Sato, a Senior Software Engineer with 8+ years of experience designing and delivering scalable enterprise web applications using ASP.NET Core, C#, React, and Azure. I thrive in fully remote and distributed environments and enjoy turning complex requirements into reliable software solutions. I have proven expertise building high-performance RESTful platforms, optimizing SQL-based systems, and implementing cloud-native solutions with strong DevOps and CI/CD practices. I excel at collaborating with stakeholders to translate business needs into maintainable architectures and solving challenging full-stack production issues to keep systems stable and performant.

Available to hire

Hi, I’m Krzysztof Sato, a Senior Software Engineer with 8+ years of experience designing and delivering scalable enterprise web applications using ASP.NET Core, C#, React, and Azure. I thrive in fully remote and distributed environments and enjoy turning complex requirements into reliable software solutions.

I have proven expertise building high-performance RESTful platforms, optimizing SQL-based systems, and implementing cloud-native solutions with strong DevOps and CI/CD practices. I excel at collaborating with stakeholders to translate business needs into maintainable architectures and solving challenging full-stack production issues to keep systems stable and performant.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Senior Software Engineer at Netguru

April 1, 2023 - Present

Architected and maintained scalable backend services using ASP.NET Core and C# for a multi-tenant enterprise platform supporting more than 150,000 monthly active users across distributed business operations. Developed modern frontend modules with React and TypeScript, improving application responsiveness and reducing average client-side rendering time by 32% across critical operational dashboards. Designed secure and maintainable RESTful APIs integrated with SQL Server through Entity Framework, enabling seamless synchronization between customer-facing services and internal business applications. Implemented automated deployment workflows using Azure DevOps and enterprise-grade CI/CD pipelines, reducing deployment errors by 38% and accelerating release frequency for production environments. Managed cloud infrastructure deployment and monitoring activities within Azure, including application services, storage resources, and centralized logging systems supporting high-availability product

Senior Software Engineer at ZenBit Tech

December 1, 2020 - March 31, 2023

Built and enhanced enterprise-grade web applications using ASP.NET Core, C#, and Angular, delivering scalable functionality supporting workflow automation for international business clients. Created reusable frontend components and dynamic user interfaces with Angular and JavaScript while maintaining responsive application behavior across desktop and mobile business environments. Engineered secure backend integrations and REST API services connected to SQL Server databases through Entity Framework, improving transactional consistency and operational reliability. Deployed containerized applications to Azure cloud environments and managed infrastructure provisioning activities supporting scalable long-term growth requirements for customer-facing systems. Established automated testing and CI/CD workflows using Azure DevOps and Git-based pipelines, reducing manual deployment effort and improving release stability across multiple environments. Improved application scalability and backend pe

Software Engineer at Accenture

August 1, 2018 - November 30, 2020

Developed internal enterprise applications using C#, .NET technologies, and JavaScript while supporting backend integrations and frontend feature enhancements for financial sector clients. Assisted with the implementation of scalable web services and API integrations that improved communication efficiency between legacy enterprise systems and modern customer-facing applications. Maintained SQL Server database structures and optimized data retrieval operations supporting reporting functionality and transaction processing requirements within regulated environments. Supported cloud migration initiatives involving Microsoft Azure infrastructure and participated in deployment automation activities improving consistency between development and production systems. Worked within Agile Scrum teams to troubleshoot software defects, validate business requirements, and deliver stable application updates aligned with client operational expectations. Produced maintainable application code and techni

Software Development Intern at Accenture

July 1, 2017 - July 31, 2018

Supported senior engineering teams with frontend enhancements, backend debugging tasks, and testing activities for enterprise resource management applications used by large corporate clients. Assisted in developing internal tools using C#, SQL, and web technologies while gaining practical experience with enterprise software delivery methodologies and cloud-based deployment practices. Performed application troubleshooting, bug resolution, and feature validation while collaborating with developers and analysts during iterative Agile development cycles.