Fintech Development for Modern Markets
Delivering best-in-class apps and APIs for retail trading and investment management.


We build experiences that empower.
Our mission is to provide instant and engaging apps driven by lightning-fast APIs and architecture that drive customer adoption and inform better decisions.
"Mike has built a game-changing trading app that integrates everything our traders need in one place."
Justin Clark, iCoinPro
Principal Harbor started as a code name for a cryptocurrency trading strategy built in 2017 by Mike Christensen, a 20-year veteran engineer, data analyst, and technical analyst currently working toward a CMT designation.
It has since evolved into a full-service strategy and development company with services in:
It has since evolved into a full-service strategy and development company with services in:
Mobile, Web, and Progressive Web Apps
Marketing and Growth Strategy
Data Engineering and Machine Learning
Custom Trading Portals for Specialized Strategies and Markets
Websocket and REST APIs
Custom Technical Indicators
Custom Trading Strategies
Market Research and Data
Automated Order Management
Capabilities: The Right Tools for the Job
Python
XGBoost
Django
Node.js
TypeScript
PHP
Pine Script
PostgreSQL
TimescaleDB
Redis
React
ExtJS
