Mobile Networking Engineer
5.0/10
Flipster
Not specified
Remote
mid
3 days ago
cryptofintechweb3mobile SDK developmentnetworking layerTLSTCPHTTP/2HTTP/3QUICWebSocketWireshark
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Description
What you'll have access to
- •A real, hard, well-resourced problem.
- •A team that respects deep network expertise.
- •Autonomy on architecture and protocol decisions.
- •Direct impact on user experience for our entire mainland China user base.
Requirements
Required experience
- •4+ years of mobile SDK development on iOS or Android (both preferred) with significant time spent on the networking layer
- •Direct hands-on experience shipping apps to mainland China users with measurable reliability improvements you can describe
- •Strong understanding of TLS, TCP behavior, and modern transport protocols (HTTP/2, HTTP/3, QUIC, WebSocket)
- •Comfortable with Wireshark, tcpdump, Charles, and platform-specific network debugging tools
- •Based in mainland China and able to test directly against real regional network conditions
Preferred
- •Experience at fintech, exchange, streaming, or gaming companies with mainland China users
- •Familiarity with native networking stacks (NSURLSession, OkHttp, Cronet) and how to customize them
- •Background in protocol design or transport-layer optimization
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