Vassil Popovski

Vassil is an individual with more than 18 years of professional experience in software development. 

His journey in IT started more than 25 years ago, when Vassil was competing in national and international olympiads in Informatics. He has many medals from national olympiads and competitions and also a bronze medal from Balkan Olympiad in Informatics, Drama, Greece, 1997, as well - a bronze medal from International Olympiad in Informatics, Setubal, Portugal 1998. 

His early career started in SAP, where he was leading the implementation of a distributed transactional data store, used by SAP J2EE Server. 

Vassil was a technical director and partner at Sciant, where he helped grow the company from 55 to 180 people. Sciant became one of the largest and most successful consulting companies in Bulgaria. Vassil was one of the leadership team that closed the acquisition of Sciant by VMware in 2007. 

At VMware, Vassil grew to a Sr. Director and was part of the Sr. leadership team, leading many teams and activities. He led one of the largest teams - VC UI + Backend team, a team of 160+ individuals on 3 locations (Sofia, Mumbai, Bangalore). This team delivered a significant part of the VMware vSphere - a product that generated $2B annual revenue. At VMware Vassil also created (and led) a new organization from scratch - PS CoE, a development organization that partnered with PSO to deliver customized integration solutions to VMware customers. He grew the organization from 2 to 70 people in 1.5 years and the organization was bringing in $15M in revenue. Vassil was a part of the Sr. Leadership team at VMware Bulgaria and directly contributed to the growth of VMware Bulgaria from 180 to 600 people and to its becoming employer of choice in Bulgaria. At VMware Vassil was mentored by some of the brightest IT leaders of our time, including Thuan Pham (now CTO of Uber; Vassil reported directly to him for several years) and Ben Fathi (now CTO of CloudFlare, ex-Microsoft CVP - responsible for Windows 7, one of the most successful Windows versions; Vassil reported directly to him for more than an year).

He is one of the founders of ISTA and his session "Testing Multithreaded Java Applications for Synchronization Problems " that he delivered on the first ISTA (2011) was voted as the best session for the conference.

Vassil is now CEO and co-founder of - an AI-powered chat bot startup the he founded in the beginning of 2017