Back End Developer (VoIP & Python) - MRT บางยี่ขัน

Responsibilities

• Develop new functionality related to Cloud IPPBX, UC communication platform with VOIP Technology over Cloud Structure
• Real-time ultra-performant delivery of calls to mobile endpoints
• Telephony integration - SIP messaging with our PBX system
• Integration with Company Communications Platform
• Research , Verify and Validate both technology and framework of VOIP to ensure that it would proper with the company goal each stage.
• Lead/mentor developers and share knowledge through the specific knowledge-sharing platform.
• Participate in a small, experienced, energetic team on a rapid, agile development schedule
• Maintaining and supporting multiple projects and deadlines
• troubleshooting protocols around SIP, SS7, RTP, TCP/IP, NAT, scripting, etc.
• Analytic in reporting, metric analytics, call routing, call recording.
• Consult teams with writing call flow scripting including optimizing call flows.
• Writing the API or SDK and coordinating with the team to complete API/SDK related projects.

Job Qualifications

• At least Bachelor's degree in computer science / telecommunication engineer or equivalent.
• Min 1 Year of experience in Back end developer
• Fresh graduates are welcome to apply
• Working experience in C, C++, Python and Web Programming.
• Experience in MySQL, PostgreSQL, MongoDB, Kafka and Elastic Search.
• Experience in Web Programming and Python is required.
• Expertise in Linux.
• Working Knowledge of Encryption (OpenSSL) is an advantage.
• VoIP knowledge and experience would be advantaged.
• Exposure to AWS and GCP (or other Public Cloud)
• Proven technical experience
• Experienced working in an agile environment and within a small team
• Ability to work independently or as a member of a team
• Ability to delegate work effectively
• Ability to meet all deadlines
• Ability to write consistent, testable, and maintainable code of high quality
• Ability of self-learning is strongly required.
• Deliver beautiful and well tested code
• The ability to multitask and adapt to changing priorities
• A strong work ethic, expressed through the willingness and ability to acquire new skills, multitask, and take on projects outside immediate areas of expertise