Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I'm a seasoned software engineer with over 11 years of experience designing and delivering enterprise-grade web and mobile applications. I specialize in building scalable back-end services with .NET Core and crafting responsive front-ends using modern frameworks like React, Angular, and Blazor. I thrive in collaborative, Agile environments and enjoy mentoring teammates to raise code quality and delivery speed. I am passionate about clean architecture, robust CI/CD pipelines, and leveraging cloud platforms (Azure, AWS) to enable reliable, scalable solutions. When I'm not coding, I enjoy exploring new technologies, contributing to the team’s growth, and helping stakeholders turn ideas into impactful software products.…I'm a seasoned software engineer with over 11 years of experience designing and delivering enterprise-grade web and mobile applications. I specialize in building scalable back-end services with .NET Core and crafting responsive front-ends using modern frameworks like React, Angular, and Blazor. I thrive in collaborative, Agile environments and enjoy mentoring teammates to raise code quality and delivery speed. I am passionate about clean architecture, robust CI/CD pipelines, and leveraging cloud platforms (Azure, AWS) to enable reliable, scalable solutions. When I'm not coding, I enjoy exploring new technologies, contributing to the team’s growth, and helping stakeholders turn ideas into impactful software products.

Jonathan S Stewart

Full Stack Developer, Developer, Cloud Developer, +5





I'm a seasoned software engineer with over 11 years of experience designing and delivering enterprise-grade web and mobile applications. I specialize in building scalable back-end services with .NET Core and crafting responsive front-ends using modern frameworks like React, Angular, and Blazor. I thrive in collaborative, Agile environments and enjoy mentoring teammates to raise code quality and delivery speed. I am passionate about clean architecture, robust CI/CD pipelines, and leveraging cloud platforms (Azure, AWS) to enable reliable, scalable solutions. When I'm not coding, I enjoy exploring new technologies, contributing to the team’s growth, and helping stakeholders turn ideas into impactful software products.…I'm a seasoned software engineer with over 11 years of experience designing and delivering enterprise-grade web and mobile applications. I specialize in building scalable back-end services with .NET Core and crafting responsive front-ends using modern frameworks like React, Angular, and Blazor. I thrive in collaborative, Agile environments and enjoy mentoring teammates to raise code quality and delivery speed. I am passionate about clean architecture, robust CI/CD pipelines, and leveraging cloud platforms (Azure, AWS) to enable reliable, scalable solutions. When I'm not coding, I enjoy exploring new technologies, contributing to the team’s growth, and helping stakeholders turn ideas into impactful software products.

Available to hire

I’m a seasoned software engineer with over 11 years of experience designing and delivering enterprise-grade web and mobile applications. I specialize in building scalable back-end services with .NET Core and crafting responsive front-ends using modern frameworks like React, Angular, and Blazor. I thrive in collaborative, Agile environments and enjoy mentoring teammates to raise code quality and delivery speed.

I am passionate about clean architecture, robust CI/CD pipelines, and leveraging cloud platforms (Azure, AWS) to enable reliable, scalable solutions. When I’m not coding, I enjoy exploring new technologies, contributing to the team’s growth, and helping stakeholders turn ideas into impactful software products.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Lead Full Stack Engineer at Target

April 30, 2025 - July 28, 2025

Developed features by exposing and consuming RESTful APIs and SOAP services using .NET Core 8. Deployed microservices with Azure Functions, App Services, and ServiceBus utilizing automated CI/CD pipelines. Managed content with CDN and Umbraco. Designed and delivered frontend components with Blazor, Angular 14, and TypeScript. Integrated Dynamic 365 CRM to manage leads. Enhanced application scalability and reliability using Docker and Kubernetes. Conducted database development with T-SQL, stored procedures, and EntityFramework Core. Implemented testing with NUnit, Jest, Cypress, and Moq. Monitored and debugged production issues using Datadog. Led code reviews and mentored junior developers in best practices.

Senior Software Engineer at Walmart

May 31, 2022 - July 28, 2025

Migrated legacy .NET 3.5 and AngularJS monolithic app to microservices using latest .NET Core and Angular versions on Azure. Developed CI/CD pipelines with YAML for seamless deployments to Azure App Service and Azure Functions. Containerized and scaled applications with Docker and Kubernetes. Ensured data integrity and optimized performance with MS SQL Server, MongoDB, and Oracle. Conducted unit and regression testing with NUnit and Cypress. Integrated Apache Kafka for real-time event and data processing. Led data analytics efforts with SSRS, Crystal Reports, and Power BI. Collaborated in Agile teams and utilized KQL for improved logging and debugging.

Software Engineer at Stripe

January 31, 2017 - July 28, 2025

Developed large-scale backend services for payment processing using .NET Core, React, Docker, and Kubernetes with focus on GDPR and PCI DSS compliance. Created dynamic front-end apps using HTML5, CSS3, JavaScript, React, Angular, and jQuery ensuring cross-browser compatibility. Implemented relational databases with SQL and PL/SQL using ADO.NET, integrated Umbraco CMS. Automated CI/CD pipelines with Git and Docker to reduce development cycles. Developed comprehensive test suites using NUnit, Selenium, XUnit, and Mocha. Automated deployment, monitoring, and cloud infrastructure management through Bash and PowerShell scripting. Deployed scalable cloud solutions on AWS and GCP leveraging Terraform and Kubernetes. Integrated secure RESTful and SOAP APIs for third-party payment gateways and internal financial systems. Participated in Agile planning and feature delivery.

Lead Full Stack Engineer at Target

April 30, 2025 - July 28, 2025

Developed new features by exposing and consuming RESTful APIs and SOAP using .NET Core 8. Deployed microservices using Azure Functions, App Services, and ServiceBus with automated CI/CD pipelines. Managed contents using CDN and Umbraco. Designed and delivered high-performance frontend components with Blazor, Angular 14, and TypeScript. Integrated Dynamic 365 CRM to manage leads. Enhanced application scalability and reliability through Docker and Kubernetes. Conducted database development using T-SQL, stored procedures and EntityFramework Core. Ensured code quality by implementing testing using NUnit, Jest, Cypress, and Moq. Provided on-call support using Datadog for monitoring, debugging, and issue resolution. Led code reviews and mentored junior developers in best practices.

Senior Software Engineer at Walmart

May 31, 2022 - July 28, 2025

Migrated a legacy .NET 3.5, AngularJS monolithic app to microservices using .NET Core and latest Angular on Azure. Developed CI/CD pipelines with YAML for deployment to Azure App Service and Azure Functions. Containerized and scaled applications with Docker and Kubernetes. Optimized data integrity and performance using MS SQL Server, MongoDB, and Oracle. Conducted unit and regression testing using NUnit and Cypress. Integrated Apache Kafka for real-time event and data processing. Supported data analytics using SSRS, Crystal Reports and Power BI. Collaborated in Agile teams driving project success. Used KQL for log querying and monitoring production environments.

Software Engineer at Stripe

January 31, 2017 - July 28, 2025

Developed large-scale backend services for payment processing focusing on GDPR and PCI DSS compliance using .NET Core, React, Docker, and Kubernetes. Built dynamic front-end applications with HTML5, CSS3, JavaScript, React, Angular, and jQuery. Implemented relational databases with SQL and PL/SQL using ADO.NET and integrated Umbraco CMS. Automated CI/CD pipelines with Git and Docker to reduce cycle times. Created test suites using NUnit, Selenium, XUnit, and Mocha for unit and integration testing. Automated deployment, monitoring, and cloud infrastructure management with Bash and PowerShell scripts. Managed scalable cloud infrastructure on AWS and GCP using Terraform and Kubernetes. Integrated secure RESTful and SOAP APIs with third-party payment gateways and internal financial systems. Worked in Agile teams supporting sprint planning and feature delivery.

Lead Full Stack Engineer at Target

April 30, 2025 - July 28, 2025

Developed new features by exposing and consuming RESTful APIs and SOAPs using .NET Core 8. Deployed microservices using Azure Functions, App Services, and ServiceBus with automated CI/CD pipelines. Managed contents using CDN and Umbraco. Designed and delivered high-performance frontend components with Blazor, Angular 14 and TypeScript. Integrated Dynamic 365 CRM to the product to manage leads. Enhanced application scalability and reliability through Docker and Kubernetes. Conducted database development using T-SQL, stored procedures and EntityFramework Core. Ensured code quality by implementing testing using NUnit, Jest, Cypress, and Moq. On-call duty using Datadog for monitoring, debugging and resolving issues from the production server. Led code reviews and mentored junior developers in software design, development, and testing best practices.

Senior Software Engineer at Walmart

May 31, 2022 - July 28, 2025

Migrated a legacy .NET 3.5, AngularJS, on-premises monolithic app to microservices using the latest .NET Core and Angular versions on Azure. Developed CI/CD pipelines with YAML for seamless deployment to Azure App Service and Azure Functions. Containerized and scaled applications using Docker and Kubernetes, enhancing system reliability and scalability. Ensured data integrity and optimized performance using MS SQL Server, MongoDB, and Oracle databases. Conducted unit, regression testing using NUnit and Cypress, reducing defects and improving code quality. Enhanced real-time event and data processing by integrating Apache Kafka for distributed messaging. Data analytics efforts with SSRS, Crystal Report and Power BI to provide insights for business decisions. Collaborated with cross-functional teams in an Agile environment, driving project success and efficiency. Utilized KQL for querying and analyzing logs, improving debugging and monitoring of production environments.

Software Engineer at Stripe

January 31, 2017 - July 28, 2025

Developed large-scale backend services for payment processing using .NET Core, React, Docker and Kubernetes focusing on GDPR and PCI DSS. Built dynamic front-end applications using HTML5, CSS3, JavaScript, React, Angular, jQuery to ensure cross-browser compatibility. Implemented relational databases with SQL and PL/SQL using ADO.NET for high-traffic financial applications, integrating Umbraco. Automated CI/CD pipelines with Git and Docker reducing development cycle times. Created comprehensive test suites using NUnit, Selenium, XUnit, and Mocha for unit and integration testing. Automated deployment, monitoring, and cloud infrastructure management through scripting with Bash and PowerShell. Deployed scalable cloud solutions using AWS and GCP, managing infrastructure with Terraform and Kubernetes. Integrated secure RESTful and SOAP facilitating third-party payment gateways and internal financial systems. Contributed to Agile project management, supporting spring planning, user story crea

Lead Full Stack Engineer at Target

April 30, 2025 - July 28, 2025

Senior Software Engineer at Walmart

May 31, 2022 - July 28, 2025

Software Engineer at Stripe

January 31, 2017 - July 28, 2025

Developed large-scale backend services for payment processing using .NET Core, React, Docker and Kubernetes focusing on GDPR and PCI DSS. Built dynamic front-end applications using HTML5, CSS3, JavaScript, React, Angular, jQuery to ensure cross-browser compatibility. Implemented relational databases with SQL and PL/SQL using ADO.NET for high-traffic financial applications, integrating Umbraco. Automated CI/CD pipelines with Git and Docker reducing development cycle times. Created comprehensive test suites using NUnit, Selenium, XUnit, and Mocha for unit and integration testing. Automated deployment, monitoring, and cloud infrastructure management through scripting with Bash and PowerShell. Deployed scalable cloud solutions using AWS and GCP, managing infrastructure with Terraform and Kubernetes. Integrated secure RESTful and SOAP facilitating thirdparty payment gateways and internal financial systems. Contributed to Agile project management, supporting spring planning, user story creat

Lead Full Stack Engineer at Target

September 1, 2025 - September 1, 2025

Led development of features by exposing and consuming RESTful APIs and SOAP services using .NET Core 8. Deployed microservices with Azure Functions, App Services, and Service Bus plus automated CI/CD pipelines. Managed content via CDN and Umbraco. Built high-performance frontend components with Blazor, Angular 14 and TypeScript. Integrated Dynamics 365 CRM to manage leads. Improved scalability and reliability using Docker and Kubernetes. Conducted database work with T-SQL, stored procedures, and Entity Framework Core. Ensured code quality through NUnit, Jest, Cypress, and Moq; performed on-call support with Datadog. Led code reviews and mentored junior developers.

Senior Software Engineer at Walmart

May 1, 2022 - May 1, 2022

Migrated a legacy .NET 3.5 + AngularJS on-prem monolithic app to microservices on Azure using the latest .NET Core and Angular. Built CI/CD pipelines (YAML) for deployments to Azure App Service and Azure Functions. Containerized and scaled applications with Docker and Kubernetes. Ensured data integrity and performance across MS SQL Server, MongoDB, and Oracle. Conducted unit and regression testing with NUnit and Cypress. Enhanced real-time event processing by integrating Apache Kafka. Supported data analytics with SSRS, Crystal Reports, and Power BI. Collaborated in an Agile environment; used KQL for log querying to improve production debugging and monitoring.

Software Engineer at Stripe

January 1, 2017 - January 1, 2017

Developed large-scale backend services for payment processing using .NET Core and React, with Docker and Kubernetes. Focused on GDPR and PCI DSS compliance. Built dynamic front-end apps using HTML5, CSS3, JavaScript, React, Angular, and jQuery. Implemented relational databases with SQL/PL-SQL via ADO.NET for high-traffic financial apps, integrating Umbraco. Automated CI/CD pipelines with Git and Docker; deployed to AWS and GCP; managed infrastructure with Terraform and Kubernetes. Integrated secure RESTful and SOAP endpoints for third-party payment gateways and internal financial systems. Active in Agile processes with sprint planning and feature delivery across cross-functional teams.