SMS VAS Support Engineer

About this role

This role involves designing and maintaining SMS gateway systems that handle high-volume messaging through SMPP protocol, including API development, monitoring connections with telecom providers, and optimizing routing across multiple vendors. The ideal candidate has hands-on experience with SMS gateways, telecommunications protocols, VPN technologies, Linux systems, and API development, combined with strong troubleshooting abilities using tools like Wireshark and Postman. A standout requirement is demonstrated working knowledge of both user and kernel space traffic flow paths along with VPN performance tuning experience.

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