CO-founder of Akvo Foundation at https://akvo.org
We build open source data systems which we run as a service that are used in international development and increasingly in country governance. Among other data, water quality and access data for 100 million people living in rural areas in Africa, South Asia and the Pacific.
Co-founder & managing director at Johannas Urban Farms https://www.johannas.org
We build and operate food produktion systems for fish and vegetables. Our indoor circular growing systems based on aquaponics allow us to produce local food 365 days a year, minimising transport, water use and other environmental impact.
Bass player and song writer in Orbital Decay, a metal band. http://orbitaldecay.se
(Why bjelkeman-again? Because Hacker News didn't have a password retrieval system and I missplaced mine.)