Joshua Pfaendler

Joshua Pfaendler

Software developer with a 20-year track record in C# .NET and Elasticsearch. Delving into AI research while fueling advancements through homelab experiments.

Joshua Pfaendler - Resume

Summary

I’m a software developer enthusiast with a strong emphasis on providing real solutions that just work. Developing web solutions for over 20 years, I always aim to be a part of a great team.

Education

Portland State University
B.S. in Computer Science, 2006

Experience

Platt Electric Inc.

Beaverton, OR — June 2009 - Present

  • Initial development until maturity of 2,000,000+ item ecommerce business to business solution.
  • Key role in a team that went from 2 developers to 25 person team running an agile sprint based environment to handle worldwide company demands.

PacificApps Inc.

Beaverton, OR — 2007 - 2009

  • Consultant firm where I was the direct contact for Juniper Networks Marketing department producing a C# .NET international print on demand and inventory solution for all business collateral.
  • Other work includes substantial .NET engine work for Invest n Retire dealing with an automated 401k system centered around index trading.

Intel Corporation

Hillsboro, OR — 2006

  • Large windows form C# .NET application that provided a complex GUI to an even more complex configuration system.

K.I.S.S. Computing Inc.

Remote — 2002 - 2005

  • Full service small web design shop on the east coast in the cape cod area of Massachusetts.
  • Lead developer using LAMP solutions for hundreds of applications and managing a team of consultants.

Self Employed Consultant

Beaverton, OR — 1999 - 2002

  • Perl consultant work initially leading to creation of numerous website projects while freelancing.

Skills

Microsoft Technology Expertise

  • Cloud and DevOps Solutions
    • Azure Cloud
    • Azure DevOps
  • Development Environments
    • Visual Studio
    • VS Code
  • Programming and Frameworks
    • C# .NET Core
    • ASP.NET/MVC
    • Blazor/Razor
  • Database Management
    • SQL
  • Additional Tools and Libraries
    • Semantic Kernel

AI/Machine Learning Skills

  • Deep Learning Frameworks
    • TensorFlow
  • Machine Learning Techniques
    • Inference
    • Text Classification
    • Text Generation
    • LoRA Training
  • Software and Tools
    • llama.cpp
    • Local AI
    • Text-Generation-WebUI

Elasticsearch Expertise

  • Elser Model
  • Elasticsearch Configuration and Management
  • Elasticsearch Query DSL
  • Elasticsearch Indexing Strategies
  • Logstash for Data Processing
  • Kibana for Data Visualization
  • Performance Tuning and Monitoring

System/Network Administration Skills

  • Programming and Scripting
    • PHP
    • Perl
    • Python
    • Bash Scripting
  • Containerization and Orchestration
    • Proxmox (Extensive Use)
    • Docker
    • Kubernetes
  • Network Services and Protocols
    • DNS
    • DHCP
    • LDAP
    • NFS
    • Samba
  • Monitoring and Security
    • Zabbix
    • Security Onion
    • ELK Stack
    • pfSense
    • OPNsense
  • VPN Technologies
    • OpenVPN
    • Wireguard
  • Web Servers and Databases
    • Apache
    • Nginx
    • HAProxy
    • MySQL
    • Redis