Mart Kelder

First investor

2014 - Current

Taxify is modernizing the way we hail, ride and pay for taxis. We are giving taxi companies the tools to compete with Uber. I'm helping Taxify with product strategy and recruiting.

Co-Founder, Managing Director

2017 - 2021

CEO

2015 - 2017

Palleter connects freight with trucks passing by. Sold to Transporeon.com

Principal Product Manager - Mobile video opportunities

2013 - 2014

Working with Design, Dev, Test and Marketing to bring new Mobile video related experiences to Skype users

Video team lead at Skype (Principal development manager)

2008 - 2013

* Responsible for strategy and delivery for the video technology and development organization * Grew the team from one to more than 2 dozen developers working in 9 independent scrum teams across 3 locations delivering the video stack for 7 different desktop and mobile platforms simultaneously * Lead inbound licensing and evaluation of various 3rd party modules * Transitioned the organization to Scrum (I'm a certified scrum master)

Call Quality Team Lead

2006 - 2008

Responsible for improving Skypes call quality. * Implemented telemetry collection and reporting. * Lead the research and evaluation of various ways for improving the quality of Skype to Skype and Skype to PSTN calls. * Evaluated quality measurement tools from Opticom, Swissqual, Head Accoustics, etc * Conducted technical due diligence on various inbound license agreements

Quality Assurance Team Lead

2003 - 2006

* Built up the entire QA organization from just myself to 25 engineers in 5 departments at 3 different sites. * Being the first QA engineer hired to Skype my duties included: ** testing the different modules of Skype software such as: *** Graphical user interface (including usability testing/hallway studies) *** Peer-to-Peer stack (call routing, NAT traversal, etc) *** www.skype.com (testing our website) *** testing backend services (user management, paid services, etc) ** Developing and maintaining processes and polices *** Bug management process *** Developing buildscripts for repeatable automated build procedures (Perl and shell scripting) * Managing the QA team at Skype * Implemented various automated test systems using Bash and Python * On my spare time I was developing the Installer for Skype for Windows

Co-Founder

2007 - 2010

Voog is offering the best alternative to WordPress for design studios and individuals. Don't mess with hosting infra and software patching. Our designs are beautiful, modern and it supports many languages.