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Hi, I'm Kyle Thomas Jennings, a Senior Full Stack Engineer with over 14 years of experience building enterprise-scale software solutions. I specialize in developing robust microservices, RESTful APIs, and cloud-native applications using C#, ASP.NET Core, and JavaScript frameworks like React and Angular. I enjoy collaborating with cross-functional teams to create scalable and secure software that meets business needs. I'm passionate about staying up-to-date with the latest technologies in cloud computing, containerization, and DevOps practices. Whether it's optimizing performance or mentoring junior engineers, I strive to deliver high-quality code and impactful technical outcomes in an Agile environment.…Hi, I'm Kyle Thomas Jennings, a Senior Full Stack Engineer with over 14 years of experience building enterprise-scale software solutions. I specialize in developing robust microservices, RESTful APIs, and cloud-native applications using C#, ASP.NET Core, and JavaScript frameworks like React and Angular. I enjoy collaborating with cross-functional teams to create scalable and secure software that meets business needs. I'm passionate about staying up-to-date with the latest technologies in cloud computing, containerization, and DevOps practices. Whether it's optimizing performance or mentoring junior engineers, I strive to deliver high-quality code and impactful technical outcomes in an Agile environment.

Kyle Thomas Jennings

Full Stack Developer, Developer, Back-End Developer, +3

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Hi, I'm Kyle Thomas Jennings, a Senior Full Stack Engineer with over 14 years of experience building enterprise-scale software solutions. I specialize in developing robust microservices, RESTful APIs, and cloud-native applications using C#, ASP.NET Core, and JavaScript frameworks like React and Angular. I enjoy collaborating with cross-functional teams to create scalable and secure software that meets business needs. I'm passionate about staying up-to-date with the latest technologies in cloud computing, containerization, and DevOps practices. Whether it's optimizing performance or mentoring junior engineers, I strive to deliver high-quality code and impactful technical outcomes in an Agile environment.…Hi, I'm Kyle Thomas Jennings, a Senior Full Stack Engineer with over 14 years of experience building enterprise-scale software solutions. I specialize in developing robust microservices, RESTful APIs, and cloud-native applications using C#, ASP.NET Core, and JavaScript frameworks like React and Angular. I enjoy collaborating with cross-functional teams to create scalable and secure software that meets business needs. I'm passionate about staying up-to-date with the latest technologies in cloud computing, containerization, and DevOps practices. Whether it's optimizing performance or mentoring junior engineers, I strive to deliver high-quality code and impactful technical outcomes in an Agile environment.

Available to hire

Hi, I’m Kyle Thomas Jennings, a Senior Full Stack Engineer with over 14 years of experience building enterprise-scale software solutions. I specialize in developing robust microservices, RESTful APIs, and cloud-native applications using C#, ASP.NET Core, and JavaScript frameworks like React and Angular. I enjoy collaborating with cross-functional teams to create scalable and secure software that meets business needs.

I’m passionate about staying up-to-date with the latest technologies in cloud computing, containerization, and DevOps practices. Whether it’s optimizing performance or mentoring junior engineers, I strive to deliver high-quality code and impactful technical outcomes in an Agile environment.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Senior Full Stack Engineer at StartupSoft

September 1, 2021 - Present

Designed and implemented scalable microservices using C, .NET 6/7, and Entity Framework Core for Healthcare & FinTech SaaS platforms. Built RESTful APIs integrated with payment gateways and identity providers using OAuth2 and JWT. Led front-end architecture with React and Vue.js creating interactive dashboards and real-time data visualizations. Refactored legacy codebases improving maintainability by 40%. Developed reusable frontend components using Tailwind CSS and TypeScript. Collaborated with DevOps for containerization using Docker and deployment on Azure Kubernetes Service (AKS). Integrated Azure services including Blob Storage, Cosmos DB, and Key Vault. Improved API response times by 60% through async processing and caching with Redis. Implemented role-based access controls. Created unit, integration, and UI tests achieving over 90% coverage. Participated in Agile ceremonies, code reviews, and mentoring while acting as technical liaison across teams.

Senior Software Engineer at QT9 Software

September 1, 2021 - July 30, 2025

Architected and developed high-throughput .NET Core applications with Angular and SQL Server, enhancing transaction processing by 20%. Designed modular RESTful APIs for B2B integrations and integrated secure payment processing with Stripe, PayPal, and Authorize.Net compliant with PCI DSS. Developed Blazor-based reporting tools and dashboards. Containerized services with Docker and deployed using AWS Fargate and Terraform, reducing infrastructure overhead by 50%. Implemented centralized logging and monitoring with ELK Stack, and real-time alerts using Grafana and AWS CloudWatch. Optimized database queries in SQL Server to improve scalability. Introduced RBAC with ASP.NET Identity and claims-based authentication. Conducted peer code reviews, mentored junior developers, and enforced best CI/CD and Agile practices.

Full Stack Developer at Plego Technologies

August 1, 2017 - July 30, 2025

Modernized ERP modules by refactoring into RESTful .NET Core microservices and AngularJS frontends to improve modularity. Developed complex SQL Server stored procedures improving reporting speed by 30%. Automated back-office workflows using AWS Lambda and Step Functions reducing manual processing by 40%. Built real-time dashboards using React, Chart.js, and D3.js across finance and operations. Integrated OAuth2 and role-based security for APIs and portals. Deployed cloud infrastructure with EC2, S3, CloudFormation, and configured VPCs and load balancers for production readiness.

Web Developer at Profusion Systems

January 1, 2015 - July 30, 2025

Developed RESTful APIs and backend services using C#, .NET Framework, and ADO.NET. Delivered responsive UIs with AngularJS, React, Bootstrap, and jQuery enhancing compatibility and accessibility. Optimized SQL Server performance via data partitioning and indexing, reducing latency by 40%. Created CI/CD pipelines using Jenkins, MSBuild, and NUnit for automation. Managed AWS infrastructure (EC2, S3, CloudFront, Route53) maintaining 99.9% uptime. Participated in Agile sprint planning and collaborated cross-functionally with QA and product teams.

Senior Full Stack Engineer at StartupSoft

September 1, 2021 - Present

Designed and implemented scalable microservices using C, .NET 6/7, and Entity Framework Core for healthcare and FinTech SaaS platforms. Built RESTful APIs integrated with payment gateways and identity providers using OAuth2 and JWT. Led front-end architecture using React and Vue.js delivering interactive dashboards and real-time visualizations. Refactored legacy codebases improving maintainability and deployment efficiency by 40%. Developed reusable frontend components with Tailwind CSS, TypeScript, and React Hooks. Collaborated with DevOps teams for containerization using Docker and deployment on Azure Kubernetes Service (AKS) with GitHub Actions. Integrated Azure Blob Storage, Cosmos DB, and Key Vault for secure cloud data management. Improved API response time by 60% through async processing, query optimization, and Redis caching. Implemented RBAC and fine-grained policy enforcement with .NET Identity. Developed thorough unit, integration, and UI tests achieving over 90% test covera

Senior Software Engineer at QT9 Software

September 1, 2021 - July 30, 2025

Architected and developed high-throughput .NET Core applications with Angular and SQL Server, improving transaction efficiency by 20%. Led modular RESTful API design using ASP.NET Core Web API and dependency injection for B2B client integrations. Integrated Stripe, PayPal, and Authorize.Net with PCI DSS-compliant payment flows. Developed Blazor reporting tools and dashboards enhancing KPI visibility. Containerized services using Docker and deployed on AWS Fargate with Terraform reducing management overhead by 50%. Implemented centralized logging and monitoring with ELK Stack and enhanced observability with Grafana and AWS CloudWatch. Optimized database queries and indexing strategies to improve scalability and performance. Introduced RBAC using ASP.NET Identity and claims-based authentication. Conducted code reviews, mentored juniors, and enforced CI/CD best practices.

Full Stack Developer at Plego Technologies

August 1, 2017 - July 30, 2025

Modernized ERP modules by refactoring monolithic systems into RESTful .NET Core microservices and AngularJS frontends, improving modularity. Created complex stored procedures, triggers, and indexing in SQL Server accelerating reporting by 30%. Automated workflows using AWS Lambda and Step Functions reducing manual processing time by 40%. Built real-time dashboards and data visualizations with React, Chart.js, and D3.js. Integrated OAuth2 and role-based security for APIs and portals. Deployed and configured cloud environments with EC2, S3, CloudFormation, VPCs, and load balancers for production readiness.

Web Developer at Profusion Systems

January 31, 2015 - July 30, 2025

Developed RESTful APIs and backend services with C#, .NET Framework, and ADO.NET. Delivered responsive UIs using AngularJS, React, Bootstrap, and jQuery, improving cross-device compatibility. Optimized SQL Server through partitioning, indexing, and execution plan analysis reducing latency by 40%. Created CI/CD pipelines with Jenkins, MSBuild, and NUnit for automated testing, builds, and deployment. Managed AWS infrastructure services ensuring 99.9% uptime. Participated in Agile sprint planning and worked closely with QA and product teams.