Sanjiva Weerawarana is a CEO, software developer and

open-source software Open-source software (OSS) is computer software that is released under a license in which the copyright holder grants users the rights to use, study, change, and distribute the software and its source code to anyone and for any purpose. Op ...

evangelist. He is known for his work on Web Services standards including

WSDL The Web Services Description Language (WSDL ) is an XML-based interface description language that is used for describing the functionality offered by a web service. The acronym is also used for any specific WSDL description of a web service (also ...

BPEL The Web Services Business Process Execution Language (WS-BPEL), commonly known as BPEL (Business Process Execution Language), is an OASIS standard executable language for specifying actions within business processes with web services. Process ...

, and

WS-Addressing Web Services Addressing (WS-Addressing) is a specification of transport-neutral mechanism that allows web services to communicate addressing information. It essentially consists of two parts: a structure for communicating a reference to a Web ser ...

. He is the founder, chairman and

CEO A chief executive officer (CEO), also known as a central executive officer (CEO), chief administrator officer (CAO) or just chief executive (CE), is one of a number of corporate executives charged with the management of an organization especially ...

WSO2 WSO2 is an open-source technology provider founded in 2005. It offers an enterprise platform for integrating application programming interfaces (APIs), applications, and web services locally and across the Internet. History WSO2 was founded b ...

, an open-source

middleware Middleware is a type of computer software that provides services to software applications beyond those available from the operating system. It can be described as "software glue". Middleware makes it easier for software developers to implement co ...

company, and creator of the

Ballerina A ballet dancer ( it, ballerina fem.; ''ballerino'' masc.) is a person who practices the art of classical ballet. Both females and males can practice ballet; however, dancers have a strict hierarchy and strict gender roles. They rely on yea ...

programming language. His involvement with the

Apache Software Foundation The Apache Software Foundation (ASF) is an American nonprofit corporation (classified as a 501(c)(3) organization in the United States) to support a number of open source software projects. The ASF was formed from a group of developers of the A ...

includes project work on

SOAP Soap is a salt of a fatty acid used in a variety of cleansing and lubricating products. In a domestic setting, soaps are surfactants usually used for washing, bathing, and other types of housekeeping. In industrial settings, soaps are use ...

Apache Axis Apache Axis (Apache eXtensible Interaction System) is an open-source, XML based Web service framework. It consists of a Java and a C++ implementation of the SOAP server, and various utilities and APIs for generating and deploying Web service appl ...

and

Apache Axis2 Apache Axis2 is a web service engine. It is a complete redesign and re-write of the widely used Apache Axis SOAP stack. Implementations of Axis2 are available in Java and C. Axis2 provides the capability to add Web services interfaces to Web ...

Early life and education

Weerawarana attended

Kent State University Kent State University (KSU) is a public research university in Kent, Ohio. The university also includes seven regional campuses in Northeast Ohio and additional facilities in the region and internationally. Regional campuses are located in As ...

, majoring in applied mathematics / computer science, before completing a PhD at

Purdue University Purdue University is a public land-grant research university in West Lafayette, Indiana, and the flagship campus of the Purdue University system. The university was founded in 1869 after Lafayette businessman John Purdue donated land and money ...

Career

After graduation, Weerawarana joined

IBM Research IBM Research is the research and development division for IBM, an American multinational information technology company headquartered in Armonk, New York, with operations in over 170 countries. IBM Research is the largest industrial research org ...

working in

Hawthorne, New York Hawthorne is a hamlet and census-designated place (CDP) located in the town of Mount Pleasant in Westchester County, New York, United States. The population was 4,586 at the 2010 census. History The village was originally known as Hammond's Mill ...

, until he left to found the startup

. Weerawarana has been involved with the

since 2000 when he worked on the original Apache SOAP project. Weerawarana is an elected Member of the Foundation and is a committer on several projects. Weerawarana set up the Lanka Software Foundation, and was involved with the

Sahana FOSS Disaster Management System Sahana Software Foundation is a Los Angeles, California-based non-profit organization founded to promote the use of free and open-source software (FOSS) for disaster and emergency management. The foundation's mission statement is to "save lives b ...

. He is an advisory board member of the company 24/7 Techies. He is a visiting professor and lecturer at the

University of Moratuwa (''Vidyaayev Sharvadhanam'') , motto_lang = Sanskrit , mottoeng = Wisdom is all Wealth , established = , type = Public , chancellor = K. K. Y. W. Perera , vice_chancellor = N. ...

and a board alumnus of the

Open Source Initiative The Open Source Initiative (OSI) is the steward of the Open Source Definition, the set of rules that define open source software. It is a California public-benefit nonprofit corporation,_with_501(c)(3).html" ;"title="110. - 6910./ref> is a type o ...

. He currently lives in

Colombo Colombo ( ; si, කොළඹ, translit=Koḷam̆ba, ; ta, கொழும்பு, translit=Koḻumpu, ) is the executive and judicial capital and largest city of Sri Lanka by population. According to the Brookings Institution, Colombo me ...

, Sri Lanka.

Publications

Notable research publications include: * Colombo: Lightweight middleware for service-oriented computing * Enterprise Services

Books

* *

Early life and education

Career

Publications

Books

See also

References

External links