I’m working in telecommunication industry since 1997, as a software developer. I have worked with: SIP, OpenSips, TR-069, Asterisk, SNMP, RabbitMQ, AWS S3, AWS EC2, AWS IOT, AWS Gateway, Java, C, Delphi, SQLite, MySQL, Cognex, HTML, Interfaces Parlay, DHCP, GPON, MQTT, AMQP, SOAP, Rest, Webservices, etc.