I have worked with electronics and computers for most of my life. I enjoy learning as much as possible about new computer languages and complex systems. With my electronics background I enjoy low level programming and design. In my free time I enjoy designing digital systems, robotic devices and photography.
- Programming Adapters
- Data Layer
- Network Communication
- Boolean logic
- Digital Logic
- Electronic Interfaces
- Full-time Solutions Architect 12/2021-Present
- Centers of Excellence Lead for .Net 7/2022-Present
- Contracting Consultant 9/2015-12/2021
Specialties in database and application performance, as well as, building reusable middleware frameworks to improve development team performance, code quality and automated testability.
- .Net/C#
- Microsoft SQL
- Azure: Service Bus, Storage Queues, SignalR, B2C, Functions
- ANTLR
- WPF/CLI
- MongoDb
- Java
- TypeScript/JavaScript
- Node.js
- Angular
- AWS SQS
- HTML/CSS
- Dynamic expression parsing and calculation engine (both Java and .Net)
- Queue based complex event engine.
- Text templating engine based on JSON Path and HTML.
- Multi-channel notification engine.
- Procedural generation based data generation.
- EF Core Extensions
- Declarative (attribute based) model extensions
- Masking and data classification
- Extended Property generation and retrieval
- Bulk data transformation and load pipeline
- Extended InMemory database to support automated first load from embedded resources to improve testing
- Query expression build to simplify search, filter, sort and paging of data.
- DacFX extension to directly support dacpac generation and deployment from EF Core DBContext
- Extensible cross product abstraction framework to make third part integration configurable.
- Extended MSTest to support application analysis including data model and message queue requirement per partial integration test
- Create and execute internal professional development and training
- Develop standards for patterns and practices for areas such as framework design and unit testing
- Help provide guidance and training for other developers
- Help with project management and estimate
Custom microelectronics and software design, architecture and engineering.
- .Net, C#, .Net Standard
- ASP.Net MVC, WPF, Windows Services, Windows Universal, EF, .Net Core
- Databases; Microsoft SQL Server, MySQL
- Queuing; Service Broker, MSMQ
- JavaScript, HTML, CSS
- Node.JS, Knockout.JS, jQuery, angular.js, angular.io
- C, C++
- Arduino, Beaglebone Black, Raspberry Pi, AVR (ATmega/ATtiny), ESP8266, ESP32, STM32
- Windows, Linux
- Xamarin (Windows, iOS, Android)
- .Net Core on Linux/Raspberry Pi
- Java, JDK21, JVM
- Application architecture
- Process flow design
- Architecture, Design and Code Reviews
- Data migration and conversion
- Query optimization / Performance Tuning (SQL/EF/.Net)
- Report design
- Reverse Engineering (Software)
- Software Porting (Various languages / platforms)
- Customized technical training
- Domain Specific Language (DSL) design/implementation (Antlr4, XML, Json, and various custom parser/lexer/compiler)
- Custom compilers over Abstract Syntax Trees (AST)
- Reverse engineering serial/network protocols (decoding and re-implementing)
- Developing patterns, practices and tooling to improve unit testing code coverage
- Application code generation and validation
- Training and mentoring best patterns and practices
- Translate business requirements in to technical design features
- Provide guidance and support with application frameworks and platforms
- Review code from other team members
- Define practices and standards for development team
- Refactor existing and implement new features
- Code Reviews, System Integration, Database Design/Engineering, Software Engineering
- .Net, SQL Server, BizTalk, HTML5, AngularJS, WCF, Angular.io, TypeScript
- Implement various micro-services and data access/persistence (EF/MS SQL)
- Optimize data queries/procedures for performance
- Re-engineer service operations to support batching for improved performance and decreased wire latency.
- Built custom/dynamic search engine targeting high-performance filtering against staged and live data as well as add server side paging/sorting.
- Describe WPF, WinForms, C#, SQL, Stored Procedures in plain business language
- Building technical design documents from existing application code
- Work with off-shore developers to rebuild and refactor application frameworks and platforms
- Chief Solutions Architect: Feb 2014 – July 2015
- Chief Technology Officer / Development Manager: Jun 2011 – Feb 2014
- Senior Engineer / Senior Software Architect: Sept 2010 – March 2015
- Private Consultant, Senior Developer: Nov 2009 – Sept 2010
- Review existing infrastructure and application architecture
- Provide guidance on optimizing assets and resources
- Ensure technological compliance for industry standards and regulatory compliance
- Provide architecture and development guidance
- Work with development, quality assurance, production and support teams as well as with clients to ensure quality and compliance of all of our software.
- Architect and engineer applications used for back office management of pharmacological and biotech research trials.
- Designed and build a custom SMS/Email Messaging service
- Designed platform architecture created a unified design for all future applications ~~ Mixture of Silverlight, ASP.Net MVC, WPF, and Windows Services ~~ Data Models based on Microsoft Entity Framework ~~ Message queue/bus based on Microsoft SQL Service Broker
- Developed custom DeepZoom tile generator
- Created on-demand, transactional file conversion repository using SQL Service Broker, Entity Framework, and Task Parallel Library
- Designed and built a secure customizable file storage system
- Custom data parsing, analysis, and reporting using combinations function and procedural programming techniques
- Developed a configuration tool using XML/SQL/JSON with XSLT
- Developed content-aware page breaking on rendered form graphics
- Design and build custom “controllerless” router for ASP.Net MVC
- Extensible object/domain model for message processing
- Extended a packaged ASP.Net application to support post authentication redirection to ensure compliance with a custom end user agreement.
- Microsoft Dynamics CRM custom report extensions for monthly billing
See... The Dot Net Factory, JPMorgan Chase, United Healthcare, Safe Auto Insurance
Designed and implemented enterprise message passing services, as well as service deployment tools.
- Custom XSLT transformation processes
- Custom Services and Application deployment tools
- Communication services with WCF using WS-*, Basic HTTP, and MSMQ protocols.
- Winforms UI development and batch processing tool design
- Enterprise Message Passing Services
Design and developed applications for EDI transfer and transformation. Using .Net and various scripting languages, process flows and data transformations are created to support production processes.
- Created WCF based adapter between MVS mainframe and .Net.
- Designed and wrote a generic conversion tool for transforming between fixed width and delimited files.
- Create event based workflow processing service. Currently a proof of concept for future designs.
- Upgraded existing WinBatch scripting processed to .Net using C# and VB.Net.
Developed an audit and trade history database for the internal broker dealer organization.
- ASP.Net Website powered by SQL 2005 database server. Data binding and custom server/user controls were used to simplify the design and maintenance of the website.
Designed and programmed bi-directional adapters between EmpowerID and external systems. Also provided network design and application support.
- Created custom user, group, and resource management interfaces between EmpowerID and external systems such as NTFS, Windows Shares, Sharepoint, ODBC, Linux/Unix, Active Directory, E-Directory and several others
- Designed and build custom TCP/IP socket tunnel over WCF. This allowed protocol bridging between install points without a VPN connection.
Primary duties entailed developing software and databases to support production scanning projects. Some of these applications included inventory control, production workflow management, data reconciliation and customization of existing image viewer software.
- Replaced existing inventory controls to include unique barcodes to increase accuracy and performance of production scanning and data entry teams. Inventory/barcode tool used custom XSLT templates to allow for easy modification to barcode scan sheets.
- Improved performance of image conversion processes by creating multi-threaded and multi-node services. Other features added to the conversion process included user interfaces to allow computer support staff and production teams to monitor and maintain processes without development intervention.
- Supplemented existing enterprise imaging software (TurboScan) by designing and implementing external systems that could interact with the proprietary system.
- Web based reporting tools were developed for quality assurance team. These tools increased accuracy and productivity by allowing scanned documents to be monitored and tracked from receiving to return shipment.
- Secondary duties included helping IT support teams as needed mainly by configuring routers, firewalls, and VPNs.
Designed and managed wide area network for use by students and staff of the school district. Developed databases, scripts, tools and applications to improve productivity for computer support department.
- Developed two generations of a Helpdesk Ticketing System. First generation was written using PHP, MySQL, RADIUS authentication, and LPR print queues. Second generation was ASP with MSDE, modular authentication, and raw network printing. These ticketing systems allowed computer support to improve response time and monitor trends in system failures.
- Designed and developed custom computer hardware inventory and software license tracking database. This database was written using Access 97 and later upgraded to Access 2000. Using VBA and off-the-shelf barcode readers, time to inventory classrooms and computer labs was reduced dramatically. By paper labs of 25 computers would take two people several hours. Using this database one person was able to do the same job in less than 30 minutes.
- Architected several evolutions of network topology. This included segregating the network for easy management and implementation of 3Com network enabled phone systems. Network operating systems ranged from Novell 5.1 to 6.5, Windows 2000 and Windows 2003 Server, and various versions of Linux (Slackware, Redhat) and Unix (AIX)
- Secondary duties included helping the district’s technology coordinator with project planning, yearly budgets, and team lead for computer support team.
Electronic engineering, embedded micro systems, digital logic, finite state machines, digital and analog circuit design. Also worked with Complex Programmable Logic Devices (CPLD) and Field Programable Gate Array (FPGA)
- Vocational Certificate - Certified Electronics Technician
Electronics technician for digital and analog circuits. Hand assemble and machine language programming. Computer Networking (cabling, routing, bridging and management). Computer technician (troubleshooting, maintenance, building.)
- National Vocational-Technical Honor Society
- SkillsUSA-VICA first place regional electronics technician
- High-school Diploma
Activities and societies: Stage Crew for various plays/shows/and presentations, Marching Band, Fencing Club
- MSIL Disassembler
- Windows based cloud service with the ability to dynamically scale and fail over between host nodes.
- Post compiler for MSIL assemblies to enable support for DllExports for use by unmanaged applications.
- Custom designed 16bit microprocessor
- Implemented various archival file formats such as PKZip, TAR, and ISO9660
- Implemented various network protocols in .Net such as Telnet, LDAP bindery and SNTP
- Created a signalR client for node.js
- Atmel AVR processors and Arduino embedded controllers
- Real-time athletic video scoring overlay based on .Net Core
- Extension for EF6 and EFCore to support for SQL Service Broker
- Extension for Entity Framework Core to support [sys] views
- Developed model first language targeted at patterned best practice implementation/code generation
- customized 3D printer/CNC router.
- Working on developing a SoC/Custom CPU using SystemVerilog
- custom framework for building IO device and other binary communication protocols using .Net Core. Created over System.IO.Pipelines and Spans<> for no allocation parsing and processing
- Built custom framework to analyze and document source code, data files, databases, build results, test reports and any other data.