Rango's Dog House

Founder & software engineer in the Seattle area.  Over a career spanning from 1995 to present I have worked for both startups and enterprise customers, from a 10-person operation in Austin to Microsoft.  I’ve developed backend services, frontend UI and everything in between, from APIs to kernel code.

Currently active skill set includes Javascript/Typescript, Angular, React, .NET & .NET Core, C#, Node.js, MS-SQL, Oracle & Postgres.  Proficient with both AWS and Azure cloud services.  Expert-level user of Visual Studio, VSCode & Claude Code.


Correlation Studio
1/2026 – Present
Seattle, WA

Role: Founder & Product Engineer

Sole creator & founder of Correlation Studio, a powerful new SaaS statistics application that brings the power of bulk correlation analysis & discovery to less technical users.  I engineered everything from the database schema to the UI, including the high-performance storage layer, the API, and the low-level statistics programming.  It leverages Claude, Gemini & Grok for dataset search, Claude for AI analysis, and OpenAI & Haiku for creating & resolving a RAG queue for public discoveries.  Built on C# .Net 10, React/Typescript, Postgres & R2 object storage.

https://correlationstudio.com

Boeing – TCS
5/2024 – Present
Seattle, WA

Role: Senior Software Engineer

Senior Software Engineer currently employed by TCS on contract with Boeing.  Performing application modernization porting legacy .Net applications to .Net Core and cloud services.  Using C#, MS-SQL, AWS, EC2 and AWS RDS Postgres.  These so-called lift & shift operations are extremely delicate, operating on 20+ year-old applications with no source control.  They require the utmost in planning and careful execution.  My duties include design, implementation, and interviewing candidates for new hires.

Microsoft Cognitive Services – TEKsystems
5/2023 – 12/2023
Redmond, WA

Role: Software Engineer

Software Engineer employed by TEKsystems on contract with the Microsoft Cognitive Services AI Translation team. Roles include build engineering CI/CD using Azure Devops as well as software engineering tasks updating the Azure Cognitive Services Text Translation SDK in C#, Java, Python and Typescript.  Implementing SDK samples required utilizing Azure Key Vault, Azure Storage and Azure Active Directory with corresponding toolsets across all four languages.

Nanostring Technologies
01/2020 – 11/2022
Seattle, WA

Role: Senior Software Engineer

Senior Software Engineer employed by NanoString working on the GeoMX DSP R&D team.  Duties included debugging existing code, extending the feature set with new code and servicing tickets in Azure DevOps.  Toolset included Angular 7, Javascript, C#, Postgres, Docker, Typescript, Powershell.  Project tracked in Azure Devops.

My primary involvement with GeoMX was focused on extending and debugging Angular code paired with Microsoft MVC to a Postgres backend.  Duties spanned all three tiers of the MVC, including client code in Angular and Typescript.  Additionally, a significant portion of my time was devoted to debugging low-level C# code in the Controller layer with a focus on parallelism and synchronization.

Microsoft Digital Crimes Unit – Wipro
10/2018 – 10/2019
Redmond, WA

Role: Full Stack Engineer

Worked as an application architect developing privacy, security & data visualization software for lawyers and analysts investigating digital crimes.  Developed an end-to-end privacy solution from inception to deployment including design, database architecture on SQL Server, all the stored procedures, a Node.js web API based on Express, Html layouts and styles and client code written in Javascript & JQuery using JSON as a transport.  Deployed as an Azure Web App and maintained with Azure DevOps.  Also developed a new front end for dataset visualization based on an existing Angular / ASP.Net Core.  Also worked on a solution for capturing business email compromise information and inputting it into an Azure Data Warehouse.  Utilized Azure Key Vault, Azure Storage and Azure Functions.

Boston Consulting Group Digital Ventures – Gates Staffing
3/2018 – 07/2018
Redmond, WA

Role: Software Engineer

Contributed development & debugging of software for commercial greenhouse control systems.  Focus was around improving reliability & performance of a highly parallel Windows server application that reads sensor information from greenhouses & uploads it to the cloud to improve yields & forecasting for resource costs, including predictive analytics around labor, energy, temperature, water, nutrients & reclamation.  Debugging was primarily in C# and .Net.  Provided additional contributions in React.js and Python for their greenhouse analysis software.

Microsoft OMS
11/2015 – 02/2018
Redmond, WA

Role: UI Engineer

Worked as a software design engineer embedded with the Microsoft Operations Management Suite (OMS).  Scope of work includes a long-running overhaul of the portal UI to conform with Azure specifications delivered by the design team:

• Html5 & CSS3 styling of the Azure Log Analytics portal.
• Typescript & C# development & debugging for OMS
• Accessibility refactoring for 502 compliance
• Daily scrum participation
• Live site production support.

My focus was on restyling the portal using both CSS3 & Html5 and modifying behaviors in both Javascript and C#.  The OMS team required actively participating in daily Scrum, deployment of incremental changes several times a week, live site responsibilities, and continuously ingesting tribal knowledge.  I also managed a contractor & worked closely with two peers to land a major accessibility project.

Koverse
10/2013 to 9/2015
Seattle, WA

Role: UI Engineer

Worked as a UI developer, helped bring their 1.0 product to a servicable release level.  Developed the first generation of their logo & icons.  Developed a new version of their search application with a method for identifying fields of material interest in no-schema datastore, a key component of their pending patent grant.  Worked on Red Disk, delivering core product code delivered to the US Army’s INSCOM.  Performed extensive JQuery debugging & integration with the Java back-end, and helped push the product forward to 1.4 as the code was adopted by the US Air Force.  Netbeans & Eclipse with Maven build environment built on top of Apache Accumulo, Cloudera Hadoop, Centos Linux & open source integration tools.

Microsoft Research – TEKsystems
5/2013 to 10/2013
Redmond, WA

Role: UI Engineer

Developed features for the experimental Somex, a Microsoft Research Windows tray application built as a C# / .Net client using embedded Internet Explorer for UI features.  Html5 / CSS3 / Javascript / JQuery communicating via WFC with SQL-2012 built using Entity Framework.  Designed and built a journaling mechanism tracing JQuery events.  Also contributed the public subscription UI and implementation.  Contributed to data extraction and reporting for their published research paper.

Predixion Software
8/2011 to 7/2012

Redmond, WA

Role: UI Engineer

Most of my work at Predixion Software was focused on UI development for their client, primarily Silverlight but more recently Excel.  Contributed to the core product data visualization features and helped built a set of Silverlight/Xaml controls used in development for their thin-client.  Primarily ASP.Net, C#, and API development.  Excel client port of Silverlight code and vice/versa.

Microsoft
9/2007 to 8/2011
Redmond, WA

Role: Software Engineer III

Worked as an Html, CSS & Javascript feature developer for Bing Local UI, including movie theater show times and restaurant reservations.  ASP.Net, C# and WCF feature developer for Bing Local middle-tier.  Write Silverlight/Xaml, Bing Maps API and WCF feature developer for Bing Maps Firstlight local events application.  Significant experience with JSON, REST API’s & JQuery troubleshooting.

Provided production support duties for Bing Maps including deployment, troubleshooting & mitigation development.  Front-line optimizer tasked with improving site performance and mitigating systematic attacks via parallelization and caching solutions.  Developed WCF service to codify the DOM and allow developers to access Bing Maps user collections within Microsoft.

Microsoft – Volt Technical Resources
10/2006 to 09/2007
Redmond, WA

Role: Software Engineer II

HRIT Performance Management, Developer Division.  ASP.Net/C# test harness developer for Visual Studio 2008 on Windows 2008.  Html/CSS and Javascript feature developer for HR Performance application.  Converted raw output from HR design team to CSS/ASP.Net component architecture. developed extensible Windows client shell in CSS & C# for use by application teams.  Created and debugged manager feedback reports using SSRS on SQL Server 2005.

Microsoft – Volt Technical Resources
02/2006 to 06/2006
Redmond, WA

Role: Software Engineer IV

Vista OS developer.  Debugged Windows Vista UI Automation library Win32 control proxy interfaces.  Corrected event propagation through mouse and keyboard handlers.  Diagnosed marshalling and threading issues across Win32/COM/.Net boundaries.  Extremely low-level work in a massive project with thousands of developers & millions of lines of source.

Catapult Systems
11/1995 to 11/2005
Austin, TX

Role: Application Architect

Architect of Inquisite.  Participated in each phase of the software development life cycle, from inception to production support, across the entire application suite.  Developed critical infrastructure elements including the common business kernel, native service applications, data collection and transformation components, and advanced statistical reports.  Developed foundation technology stack including kernel serialization and versioning, internal event propagation, process communication protocols, and web service interface definitions.  Composed and reviewed core product documentation with an emphasis on the software development kit, extensibility tools, and reports.  Optimized each tier of the application suite to ensure product scalability in a wide range of deployment environments and stress scenarios, including multiprocessor machines and load balanced servers.  Performed technical interviews to screen candidates for software development, technical sales, and network engineering positions.  Accompanied technical sales personnel to improve my understanding of their business requirements in order to translate them directly into design specifications.  Created reporting solutions that featured a wide range of data transformations and statistical operations, including t-tests, regression analysis, and analysis of variance (ANOVA).  Developed strategies, design specifications, and extensibility mechanisms in order to incrementally port the product to C# and ASP.Net.  Created an integrated development environment, a form builder client application used to produce and publish survey web pages of arbitrary complexity.  Developed commonly understood and widely used features for the survey builder, including Cut/Copy/Paste and Undo/Redo.

Also worked as the lead developer for a source code documentation system written in MS-Visual C++ (MFC) and Delphi.  Developed classes to convert opaque binary and text sources into a parse tree suitable for semantic analysis via native code.  Developed classes to drive Microsoft Word with OLE Automation to emit report documents.

Education

Graduated in 1986 from Ottawa High School.  Accelerated student, graduated in 3 years.
Studied with the Houston Ballet Academy after graduating, became a professional dancer for Cincinnati Ballet, Eugene Ballet & Ballet Austin.

PORTFOLIO

Correlation Studio
Site: https://correlationstudio.com

A powerful new SaaS statistics application that brings the insights of correlation data science to anyone who wants to do research.  Users bring their own data or discover it with our Dataset Wizard, driven by Claude, Gemini & Grok.  Datasets are ingested to form the basis for Experiments which combine them together and analyze each column against every other.

These combinations yield Discoveries in the form of metadata, scatterplots & line charts with drill-down capability and geospatial views.  The data points, P-values, Granger Causality & other metadata are all part of the Discoveries that can be analyzed.

Users compile their Datasets, Experiments and Discoveries into shareable Portfolios that combine them with markdown & multimedia to make interactive presentations featuring their podcasts & lectures.  There’s much more to it, better to simply visit the site and see.  We opened on June1st with over 20,000 discoveries and are currently seeing 2,000 visitors per day, with steadily-climbing registrations from data scientists & researchers.



Interactive Circle of Fifths
Site: https://interactiveircleoffifths.com

The definitive interactive circle of fifths.  Select any key to see & hear related chords.  Learn about the relationships of the major, minor & diminished chords relative to the tonic.  Toggle the Inner Ring to study scales.  A best-of-class music education tool that features interactive piano & guitar visualizers, harmonized scales, overlays and a simple progression looper.  What will you compose today?  Built with C# .Net 10 & React/Typescript.  The only game in town with over 300,000 visitors since last December.


Rango.Music
Site: https://rango.music

A multimedia web app dedicated to the music of Rango.  It’s an alternative to promoting on Spotify, the definitive Rango collection, with 3 hours of music ranging from masters to woodshed recordings.  Hard rock, heavy metal & blues.  The application was built with C# .Net 10 & React/Typescript.  I created everything from the multimedia controls to the visualizers.  Currently enjoying modest traffic with 25,000 users since March.