Remote Mobile Networking Engineer

Description:

• Flipster is a high-performance crypto perpetuals trading platform focused on creating an efficient trading experience.
• The role involves owning the SDK-level connectivity layer for iOS and Android apps in mainland China, focusing on transport-layer logic and connection management.

Requirements:

• 4+ years of mobile SDK development on iOS or Android, with a focus on the networking layer.
• Experience shipping apps to mainland China users with measurable reliability improvements.
• Strong understanding of TLS, TCP behavior, and modern transport protocols (HTTP/2, HTTP/3, QUIC, WebSocket).
• Proficient with network debugging tools like Wireshark, tcpdump, and Charles.
• Must be based in mainland China to test against regional network conditions.

Benefits:

• Work on a significant, well-resourced problem with a team that values deep network expertise.
• Autonomy in architecture and protocol decisions, with a direct impact on user experience for mainland China users.