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Posted Jan 16, 2020 21 views
- Architect the complete design of Audio / video calls and messaging using XMPP / SIP for the next whatsapp application that scales to millions of users.
- You are comfortable with technologies like Erlang / Smack / libjingle / WebRTC / strophe.js /Websockets / Ejabberd / openfire / SRTP/ ZRTP and do a comparative analysis on these technologies and find the optimal solution according to industry standards.
- Lead a team of engineers to deliver high quality products with high scalability and containerization.
- Excellent programming skills in Erlang / C++ / Python.
- Excellent programming skills in RTP/ RTCP / XMPP client applications.
- Good understanding of IP Telephony/VolP related protocols, middleware back-ends and architecting solutions from the ground up to serve millions of users.
- Experience in the development/engineering/operation of products in VoIP systems.
- Experience working with delivering an end to end application like whatsapp / skype.
- Solid understanding of websockets / Message queues for signaling and WebRTC for media transport for P2P audio & video calls.
- Micro Services, Middleware, Billing Engines, Charging Systems, Web and Cloud.
- Hands-on experience in Integration/Customization of Open Source Components for Voice and Telephony.
- Experience in customizing open source telephony/media packages.
- Hands on Experience of databases like MySQL, SQL, Cassandra, Mongo or Postgresql.
- Version Control/ Management: Git, SVN, Jenkins.
Nice to Have:
- Kamailio, OpenSlPS, Asterisk, FreeSwitch, STUN/ICE, SIP load balancer, Edge - Proxies, Audio/ Video Codecs, Real-time Telco Billing, VAS, IN, CDR, EDR, WebRTC Gateways, Media servers, Wireshark. 2G, 3G, 4G/LTE , Wireless, VolP/SlP/SDP packet level extensive troubleshooting etc.
Job Details
Industry:
Functional Area:
Total Positions:
1 Post
Job Shift:
First Shift (Day)
Gender:
No Preference
Minimum Education:
Bachelors
Degree Title:
BS or Master\'s degree in Computer Engineering/Computer Sciences
Career Level:
Department Head
Minimum Experience:
5 Years
Apply Before:
Feb 09, 2020
Posting Date:
Jan 16, 2020
Innovative Solutions
Information Technology · 11-50 employees - Karachi
Innovative Solutions is a game development and financial IT consultancy firm based in Karachi, Pakistan. Our target is to become a leading company in chess game development and financial IT consultancy sectors. We are looking for talented individuals who have excellent technical and educational background.
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