John Weaver

Senior Software Engineer at HealthyJoy

Converted legacy VB.NET and .NET Core 2.0 applications to modern web apps using .NET Core 6.0, boosting performance by 25%. Reduced AWS infrastructure costs by 40% through architectural simplification and resource optimization. Built frontend with React, improving performance on major review platforms. Developed full-stack provider profile tooling, reducing onboarding from weeks to three days. Implemented EF Core 6, stored procedures with T-SQL, cutting query times by ~30%. Strengthened security with ASP.NET Core Identity. Introduced RabbitMQ to reduce message latency by 25% and boost system performance by 15%. Leveraged Azure services (SQL Database, Data Factory) for data processing efficiency gains of ~10%. Conducted unit tests with NUnit and Jest; raised code quality by 30% and reduced bug resolution time by 40%. Expanded unit test coverage from 30% to 80% through automated testing. Delivered multiple high-impact features for insurance agencies; managed with JIRA; improved deploymen

Senior Software Engineer at BayCare Health System

Transitioned legacy Lab Management System from ASP.NET Web Forms to ASP.NET MVC 5, EF6, Angular 8; implemented test-driven development. Built Identity microservices with REST on AWS; integrated Azure AD SSO/SAML for authentication. Deployed servers on AWS with EC2/RDS, auto-scaling and load balancing; optimized deployment times by 20%. Used AWS services (EKS, CloudFront, CloudFormation, CloudWatch, DynamoDB) to enhance performance and scalability. Analyzed 1TB healthcare logs with KQL; contributed to dashboard enhancements using Vue.js and Python Django; designed AI dashboard pagination using DynamoDB and Node.js; built AWS ETL with Lambda, Kinesis Firehose to reduce data transfer times by 5%. Followed Scrum; integrated Github, CodePipeline, Jenkins, Elastic Beanstalk for deployment pipelines. Led data migration from Filemaker to .NET; contributed to revenue growth of $200k one-time and $150k recurring.

Software Developer at IDIQ

Developed 10+ web and desktop apps using C#, ASP.NET Web Forms, WPF, WCF; built serverless Azure Functions and AWS Lambda. Implemented front-end with AngularJS, Ionic, Angular2/TypeScript; involved in GraphQL-based revamps; established TDD framework with DI via Unity and a generic repository. Participated in Scrum; contributed to Agile processes.

Senior Software Engineer at HealthyJoy

Led modernization of VB.NET and .NET Core 2.0 legacy apps to .NET Core 6.0, achieving ~25% performance gains. Reduced AWS infrastructure costs by 40% through architectural simplification and resource optimization. Built a React-based frontend to improve UI performance across major review platforms. Developed full-stack tooling to manage provider profiles, reducing onboarding time from weeks to three days. Adopted EF Core 6 and implemented stored procedures with T-SQL to 30% faster query times. Strengthened security via ASP.NET Core Identity, reducing incidents by 30%. Implemented RabbitMQ messaging to cut delivery latency by 25% and boost system throughput by 15%. Leveraged ADO.NET with Azure SQL and Data Factory to streamline data processing with 10% efficiency gains. Wrote unit tests with NUnit and Jest (CI-friendly) raising code quality by 30% and cutting bug resolution time by 40%. Expanded test coverage from 30% to 80%. Delivered insurance-oriented SaaS features using C#, ASP.NET

Senior Software Engineer at BayCare Health System

Transitioned legacy Lab management system from ASP.NET Web Forms to ASP.NET MVC 5, EF6, Angular 8, with TDD/Agile. Implemented microservices REST-based Identity services on AWS with experience in Azure AD. Built interfaces with Quest and LabCorp and with Office Ally and GatewayEDI using VB.NET, XML, SQL, and HL7; implemented OAuth, SSO and SAML for cross-app authentication, boosting user login efficiency by 30%. Deployed AWS infrastructure (EC2, RDS, auto-scaling, load balancers) reducing deployment times by 20% and enabling scalable capacity. Leveraged AWS services (EKS, CloudFront, CloudFormation, CloudWatch, DynamoDB) to improve performance. Used KQL to analyze over 1TB of healthcare logs for monitoring and optimization. Contributed Vue.js frontend with Python Django for dashboards, improving UX by 12%. Built ETL pipelines in Lambda and Kinesis to sync DynamoDB data with a 5% data transfer reduction. Adopted Scrum ceremonies; integrated GitHub, CodePipeline, and Elastic Beanstalk to

Software Developer at IDIQ

Developed 10+ web and desktop apps using C#, ASP.NET Web Forms, WPF, and WCF; built serverless architectures using Azure Functions and AWS Lambda. Implemented front-end using AngularJS, Ionic/Angular, TypeScript, Jasmine, Protractor; built Node.js GraphQL middle layer. Led TDD-driven development with DI via Unity and a generic repository pattern. Modernized legacy credit reporting projects and introduced a microservices approach. Worked in Agile/Scrum environments, participating in sprint planning and retrospectives.

Senior Software Engineer at HealthyJoy

Converted legacy VB.NET and .NET Core 2.0 applications to modern web apps using .NET Core 6.0, boosting performance by 25%. Drove 40% AWS cost reduction through architectural simplification and resource optimization. Built a React frontend that improved performance on major review platforms. Implemented a robust full-stack tooling for managing provider profiles, reducing onboarding from weeks to three days. Used EF Core 6 and T-SQL stored procedures, reducing query times by 30%. Strengthened security with ASP.NET Core Identity, lowering incidents by 30%. Introduced RabbitMQ messaging, reducing latency by 25% and boosting overall system performance by 15%. Leveraged Azure SQL and Data Factory to improve data processing efficiency by 10%. Elevated unit testing with NUnit and Jest, increasing code quality and reducing bug resolution time. Increased unit test coverage from 30% to 80%. Delivered features for insurance agencies with C#, ASP.NET MVC, Web API, SQL Server, MongoDB, Jenkins, Che

Senior Software Engineer at BayCare Health System

Transformed legacy Lab Management system from ASP.NET Web Forms to MVC 5, EF6, Angular 8, LINQ, and SSRS following TDD and Agile. Implemented REST-based Identity Microservices with AWS and Azure AD for IAM. Built interfaces with Quest and LabCorp and OfficeAlly/GatewayEDI using VB.NET, XML, SQL, HL7. Implemented OAuth, SSO and SAML solutions, improving authentication efficiency by 30% across applications. Deployed AWS infrastructure including EC2, RDS, auto-scaling, and load balancers, shortening deployment times by 20%. Leveraged AWS services (EKS, CloudFront, CloudFormation, CloudWatch, DynamoDB) to enhance performance and scalability. Analyzed 1TB of logs with KQL to enhance monitoring. Led Vue.js frontend and Python Django backend dashboards, achieving a 12% improvement in user experience. Designed a dashboard pagination system for an AI-based image generation platform using AWS DynamoDB and Node.js with Redis. Built an AWS ETL pipeline using Lambda, Node.js, and Kinesis Firehose t

Software Developer at IDIQ

Developed 10+ web and desktop apps using C#, ASP.NET Web Forms, WPF, and WCF; built serverless architecture with Azure Functions and AWS Lambda. Front-end using AngularJS, Ionic, Angular 2+ TS, Jasmine, Protractor, ES6, Firebase, Angular Material. Revamped legacy credit reporting projects using Node.js, GraphQL, AngularJS, and .NET; wrote unit tests with Mocha and NUnit. Designed a Test-Driven Development framework via Dependency Injection (Unity) and a generic repository. Followed Scrum; involved in planning, whiteboarding, standups, and retros.

Senior Software Engineer at HealthyJoy

Converted legacy VB.NET and .NET Core 2.0 apps to a modern web application on .NET Core 6.0, boosting performance by 25%. Reduced AWS infrastructure costs by 40% through architectural simplification and resource optimization. Built a React frontend and full-stack tooling for provider profiles, reducing onboarding time from weeks to 3 days. Implemented EF Core 6 and stored procedures with T-SQL, achieving a 30% reduction in query times. Strengthened security with ASP.NET Core Identity (30% fewer incidents). Introduced RabbitMQ to improve message latency by 25% and overall performance by 15%. Leveraged Azure SQL and Data Factory for data processing, improving efficiency by 10%. Increased unit test coverage from 30% to 80% via NUnit/Jest; improved code quality and reduced bug resolution time. Delivered features for thousands of users; managed deployments via JIRA and CI/CD pipelines; deployed cloud-native solutions on AWS, increasing uptime to >99%.

Senior Software Engineer at BayCare Health System

Led migration of a Lab management system from ASP.NET Web Forms to ASP.NET MVC 5, EF6, Angular 8, LINQ and SSRS with TDD/Agile. Implemented Identity Microservices REST in AWS with Azure AD and SSO. Built interfaces with Quest and LabCorp using VB.NET, XML, SQL and HL7; OfficeAlly and GatewayEDI. Implemented OAuth, SSO and SAML, improving authentication efficiency by 30% across apps. Built AWS infrastructure (EC2, RDS, auto-scaling, load balancers), reducing deployment times by 20%. Used AWS services (EKS, CloudFront, CloudFormation, CloudWatch, DynamoDB) for performance and scalability. Analyzed 1TB of data logs with KQL; improved monitoring. Led frontend dashboard using Vue.js and Django backend, improving user experience by 12%. Implemented AI dashboard pagination with DynamoDB, Node.js and Redis. Designed AWS ETL pipeline (Lambda, Kinesis) to sync data from DynamoDB; reduced data transfer times by 5%. Followed Scrum; integrated with GitHub, CodePipeline, Jenkins, Elastic Beanstalk;