Christopher L.

Background

About Christopher L.

I enjoy breaking software as much as I enjoy building and using automated tools to do it. I am a problem solver and embrace the cutting edge as I test, validate, and improve products; realizing advancements in mobile communications. I have made contributions to IMS Application servers, facilitating Voice over Wi-Fi, Voice over LTE, RCS and many more. The thought of mastering technologies, such as SIP, DIAMETER, and IMS, have always been an exciting and rewarding venture.• Object Oriented Perl programming experience• Bash/Shell scripting experience• Strong knowledge of SQL, UNIX and Linux Operation system (MySQL, MariaDB, CentOS, RPM, YUM)• Ability to efficiently execute technical test specifications and update plan documentation• Strong desire to both learn new technology and teach others• Flexibility to manage rapidly changing requirements• Strong analytical, business logic and problem resolution skills• Strong verbal and written communication skills• Strong planning skills including Scrum/Kanban framework experience• Experience with Jira, Sharepoint, Confluence, Gemini, Fisheye, Subversion, Koji• Strong control and follow-up skills• SMSC/OTA/MMSC/IMS/RCS knowledge including: SS7, SMPP, HTTP, JSON, XML, SIP, Protocol Buffers, SNMP, SMTP, DNS, and ZeroMQ protocols• Solid decision making skills• Strong conflict resolution skills• Experience testing socket buffers such as TCP & UDP• Experience testing messaging protocols such as SS7, SMPP & SIP• Experience with telecommunication standards such as GSM, CDMA, UMTS & LTE• Experience testing protocols such as DIAMETER• Able to read specification documents and draft detailed test plans from them