Jan Jokelainen
Chief Technology Officer at Optiwatti Oy
Based in Lappeenranta, Finland
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Seniority
C-Team
Department
Information Technology
Location
Lappeenranta
Industry
IT Services and IT Consulting
Company size
7
Contact information
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j•••••••@optiwatti.fi
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Background
About Jan Jokelainen
2024.03 CTO at OptiWatti Oy - 2015.04 Architech / Lead Developer / Partner OptiWatti Oy - 2012 - 2015.03 OCTO3 Oy, Senior Consultant - 2010 - 2011 Digia Plc, Senior Software Engineer- 2001. Momitech Oy, Owner, Senior Analyst/Consultant- - 2001 WCL Wireless Commerce Ltd, Senior Analyst - 1996 - TietoEnator Oyj, Analyst Specialties- Python, Django, Django REST Framework 7 years - Beaglebone Black, Raspberry pi, embedded automation - GIT, github, gitlab install+admin - Linux use/admin - STM32 embedded development - AWS services admin: Elastic Beanstalk, SQS, SES, EC2, IAM- EMQX MQTT Broker - Development and maintenance of C++ framework over BEA Tuxedo 6.4 to 10g - C/C++ about 5 years - Perl, shell scripts a few years - C#, Java, Javascript a little - Install/maintenance: Apache, NGINX, haproxy, Caddyserver - DB: MySQL, sqlite,(Sybase, Oracle, OLE DB and ODBC)- OS: Linux use/admin, Windows XP-10 use/admin, HP-UX use/admin, Mac OSX use
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