M. Johan Kellum Email & Phone Number

Madison, WI, US

Madison, WI

Maintain and enhanced a large in house application vital to the sales, maintenance and regulatory laws related to AED's (automated electronic defibrillators).Created a system from scratch, that runs in the cloud, and gathers information on remotely monitored AED's. This system scrapes data from various websites or APIs and synchronizes it with the main in.

Madison, Wisconsin Area

Designed, built and maintained a full suite of software to ingest, store and display data that wascollected from custom built remote sensing hardware. - Created a robust modular set of software running on Raspberry PI’s to collect and sync data to aPostgres DB on AWS.- Created a backend API in Rails.- Created a frontend in AngularJS

Madison, Wisconsin Area

Played a pivotal role in designing, building, and maintaining a complex, useful, self-sustainingfitness platform for a small startup business.- Built Android, iOS, and Amazon mobile applications using Ionic and AngularJS- Built a robust backend API using Rails, Postgres, and Redis that involved using several differentAmazon Web Services.- Built custom.

Madison, Wisconsin Area

Brought in as a founding developer. Planned and created, a website to aid real estate agents. Responsible for the full stack development and implementation.- Built a web scraper to aggregate information about home properties

Madison, Wisconsin Area

Developed, maintained and enhanced an integral web application used by a majority of dialysis clinics in the U.S. Technical lead and manager on government contracts.- Ensured that the cornerstone custom KDQOL survey service was HIPPA compliant and passed strict security requirements.- Implemented a fast index and searching solution using SOLR and LUCENE.

Madison, Wisconsin Area

Provided support and development for various internal web applications related to the Department of Justice and the Circuit Court.- Created an automated system for pdf generation for a public facing pro se legal website.- Maintained and enhanced numerous web applications

Madison, Wisconsin Area

Major contributor to the foundation of software for a cloud based transcoding company that became a very successful Y Combinator startup.- Created a robust system to accept user uploaded video, send it to custom AWS EC2 images for transcoding, then be made available when complete, according to specific recipes.- Created custom auto-scaling algorithms based.

Madison, Wisconsin Area

Designed custom applications that provide real-time weather data to web users and data streams to customers including TV stations and newspapers. Wrote software that must run reliably 24 hours a day in support of client's operationally driven deadlines.- Developed a proprietary high throughput server to handle 200 concurrent connections per second from.

Madison

Developed image analysis software for the Optical Mapping process. Collaborated with the researchers to write software to automate tasks and enhance their productivity.- Developed and improved parts of the image analysis tools used by the laboratory. - Created a versatile visualization tool to view 2D genetic restriction maps.- Wrote software that.

Madison, W

Developed and managed Vis5D a Scientific 3D Visualization program. Performed a wide range of other duties, including user support and education, collaboration with the user community, feature requests and improvements, and extensive documentation.

Madison, Wisconsin Area

Developed and managed Vis5D a Scientific 3D Visualization program. Performed a wide range of other duties, including user support and education, collaboration with the user community, feature requests and improvements, and extensive documentation.- Managed a large code base written in C.- Designed, implemented and tested significant enhancements to the.