Worked on a large scale SaaS practice management application for therapists, psychologists, social workers and counselors. Application is built C# / ReactJS / BackboneJS and uses a CQRS/ES architecture with MongoDB Atlas database.Implemented CI/CD practices using TeamCity & Octopus Deploy, deploying to an AWS infrastructure. I've worked on many core features over the full stack. Introduced background and batch processing using Hangfire, integrations with multiple API's and 3rd party… Show more Worked on a large scale SaaS practice management application for therapists, psychologists, social workers and counselors. Application is built C# / ReactJS / BackboneJS and uses a CQRS/ES architecture with MongoDB Atlas database.Implemented CI/CD practices using TeamCity & Octopus Deploy, deploying to an AWS infrastructure. I've worked on many core features over the full stack. Introduced background and batch processing using Hangfire, integrations with multiple API's and 3rd party systems.Designed and implemented a set of core services micro-services using C#/Asp.Net 5 that are used across multiple companies exposed as Rest API's and deployed on Kubernetes.Prototyped and implemented a micro-service using AWS SAM templates, with Api Gateway / SQS / SNS / Lambdas. Show less

Designed and prototyped strategy and messaging patterns for moving to multi-tenant SaaS architecture using MassTransit, RabbitMQ and EtcdDesigned and prototyped multi-product log aggregation solution using ETW, NxLog, Logstash and ElasticSearchPart of team responsible for designing and implementing REST API and micro-service architecture across multiple productsPerformed initial load testing and performance improvements of the Communicate platform Responsible… Show more Designed and prototyped strategy and messaging patterns for moving to multi-tenant SaaS architecture using MassTransit, RabbitMQ and EtcdDesigned and prototyped multi-product log aggregation solution using ETW, NxLog, Logstash and ElasticSearchPart of team responsible for designing and implementing REST API and micro-service architecture across multiple productsPerformed initial load testing and performance improvements of the Communicate platform Responsible for designing and overseeing development of new features for the Communicate platform (Enterprise SOA integration product built on WCF & WWF) Show less

Design and developed Electronic Policy Delivery system using Windows Workflow and WCFDid prototype development for new business system using BizTalk, WCF, WPF

Design and development on next generation billing module using C# web service architectureUtilized NUnit and test-driven developmentImplemented continuous integration process using Cruise Control.net

Management Reports – designed .Net web application for creating engineering reports. This included an extensible COM based macro engine for parsing custom expressions.Fusion Linelist – database design and UI design for n-tier application for managing process line information.Fusion INLI – developed algorithms and coded methods for automatic generation of instrumentation loop sheets and spec sheets. This used a variety of tools including Crystal Reports, AutoCAD, MFC, VB and… Show more Management Reports – designed .Net web application for creating engineering reports. This included an extensible COM based macro engine for parsing custom expressions.Fusion Linelist – database design and UI design for n-tier application for managing process line information.Fusion INLI – developed algorithms and coded methods for automatic generation of instrumentation loop sheets and spec sheets. This used a variety of tools including Crystal Reports, AutoCAD, MFC, VB and MTS.Database development, UI and middle-tier development for suite of applications to manage engineering dataSql Server administrator – included developing stored procedures, analyzing performance, table design and DTS packagesDesigned and developed bi-directional interface between PDMS and Caesar II stress package using C++, PML, XMLDeveloped interface between PDMS and in-house photogrammetry system using C++, PMLDesigned and developed several interfaces between intelligent CAD systems including PDMS, PDS, Pasce, Rebis, AutoCAD, MicroStation Show less