hit counter code Portfolio — Dan Telschow

Portfolio

Work spanning enterprise platform architecture, data and ML systems, and customer-facing web applications — from Kafka event platforms and data warehouses to support sites and CRM tools.

Platform & Architecture

Large-scale backend systems — event streaming, data platforms, machine learning infrastructure, and microservice architectures from recent roles.

Event Streaming

Entrata

Kafka Event Platform

  • Kafka
  • Event-Driven
  • Architecture

Designed, built, and operate a company-wide Kafka event architecture that decouples product domains and enables asynchronous integration across dozens of services. Defined topic standards, schema contracts, partitioning strategy, consumer patterns, and operational playbooks for monitoring, replay, and recovery.

Data Platform

Entrata

SaaS Data & Database Platform

  • PostgreSQL
  • Schema Design
  • Scalability

Architectural leadership for property management SaaS at scale — database architecture, schema design, query optimization, and OLTP performance across a high-growth product serving a large customer base.

Data Engineering

XANT (InsideSales)

Data Warehouse Modernization (internal)

  • ETL/ELT
  • Data Warehouse
  • Analytics

Led vision and execution for modernizing legacy ETL and data warehouse layers. Replaced aging data flows with current patterns and tooling — saving $600K+ annually while expanding what analytics and product teams could do with company data.

Machine Learning

XANT (InsideSales)

Predictive Analytics Platform (internal)

  • ML Platform
  • Python
  • Data Science

Built predictive platforms and services that let data scientists research, train, and deploy models into production. Scaled ETL ingestion from internal systems and external providers; clarified ownership between data engineering and data science teams.

Microservices

XANT / InsideSales

Sales Engagement Microservices

  • Java
  • Scala
  • Hadoop
  • RabbitMQ

Architected large-scale SaaS systems over 12+ years — VoIP communications, analytics pipelines, and ML platforms processing massive datasets. Microservice designs spanning Java, Scala, MySQL, MongoDB, HBase, Hadoop, Memcache, and RabbitMQ.

Data Strategy

CloudBees

Enterprise Data Strategy

  • Data Architecture
  • DevOps
  • Enterprise

Drove vision, technology selection, and implementation strategy for enterprise data platforms supporting software delivery and analytics across the CloudBees product ecosystem.

Web & Applications

Customer-facing websites, support platforms, CRM tools, and personal projects from earlier in my career.

McAfee Help screenshot

McAfee Help

  • ASP
  • MySQL
  • i18n
  • e-Commerce

Support site for McAfee Antivirus and related products. Built with ASP and MySQL, supporting eight languages and e-commerce features.

TurboTax Support screenshot

TurboTax Support

  • Support
  • XML

Support website for Intuit TurboTax users, integrated with desktop software through an XML backend.

PGP Support screenshot

PGP Support

  • PHP
  • MySQL

Support portal for PGP software users, built with PHP and MySQL.

Task Log screenshot

Task Log

  • PHP
  • SQLite
  • Personal

Personal time-tracking app for projects — hours, client, task type, and summaries. Originally ASP/MySQL; now PHP with SQLite.

Dashboard screenshot

Dashboard (internal)

  • Reporting
  • Internal

Sento internal reporting tool for support sites such as McAfee Help and TurboTax Support — document views, search terms, and customer feedback.

Sento.com screenshot

Sento.com

  • PHP
  • MySQL

Corporate site for a previous employer. Navigation and content driven dynamically from a MySQL backend.

Telschow Technologies screenshot

Telschow Technologies

  • Personal
  • Full stack

This site — portfolio, resume, and personal projects. Design, graphics, and implementation by me over many iterations.

Siteman screenshot

Siteman (internal)

  • CMS
  • Internal
  • i18n

Sento internal CMS for maintaining multi-language support sites — categories, content, and localization in one interface.

Ohms & Watts screenshot

Ohms & Watts

  • PHP
  • Design

Company website for an electrical contractor in Provo. Graphics and layout created for the client.

Recite CRM screenshot

Recite CRM (internal)

  • ASP
  • MySQL
  • CRM
  • XML

In-house CRM at Sento — customers, contracts, cases, and support-site history with ASP/MySQL and XML web service integrations.

Sales Team Automation screenshot

Sales Team Automation

  • PHP
  • MySQL
  • CRM
  • C# .NET

Sales CRM for leads, accounts, deals, and tasks. PHP/MySQL with web services for data import and a C# desktop import client. Demo login: demo / demo.

ASP Online Award screenshot

ASP Online Award

  • Recognition

Top-ten support site award for McAfeehelp.com — recognized alongside Symantec, Crystal Decisions, and Cisco Systems.