Flipster
Fintech
MobileNetworkingEngineer
Neural analysis suggests this role is
optimal for Mid candidates.
“Mobile Networking Engineer at Flipster. Skills: Mobile SDK development, Networking layer, Transport protocols. Own the SDK-level connectivity layer. Focus on transport-layer logic”
What You'll Achieve.
Measurable reliability improvements
Industry & Context.
Able to test directly against real regional network conditions
What They're Looking For.
Must Have
4+ years of mobile SDK development on iOS or Android, Hands-on experience shipping apps to mainland China users, Understanding of TLS, Understanding of TCP behavior, Understanding of modern transport protocols, Comfortable with Wireshark, Comfortable with tcpdump, Comfortable with Charles, Comfortable with platform-specific network debugging tools, Based in mainland China
Nice to Have
Experience at fintech companies, Experience at exchange companies, Experience at streaming companies, Experience at gaming companies, Familiarity with native networking stacks, Background in protocol design, Background in transport-layer optimization
What You'll Do.
Own the SDK-level connectivity layer
Focus on transport-layer logic
Focus on connection management
Focus on client-side resilience strategies
Full Job Description
## Description 🚀 About Flipster Flipster(flipster.io) is a high-performance crypto perpetuals trading platform on a mission to create the most efficient, frictionless, and high-performance trading experience. Engineered by traders and optimized for trading, Flipster combines zero spreads, instant execution, and capital efficiency to deliver a platform where performance is the product. Operating globally and serving users in nearly 200 countries, Flipster is built for crypto traders who demand the ultimate perpetual trading experience — from active retail users to degens to seasoned pros — while maintaining the highest standards of compliance and security. About this role We're hiring a mobile networking specialist based in mainland China to own the SDK-level connectivity layer for our iOS and Android apps in the region. This is an engineering role focused on transport-layer logic, connection management, and client-side resilience strategies for users in challenging network environments. ## 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 ## Hiring process CV/Resume submission 1st round interview 2nd round interview ## Additional Information What you'll have access to A real, hard, well-resourced problem. A t
Applying for this Mobile Networking Engineer role?
Most applicants get filtered before a human reads their resume. See if yours makes the cut.
How to Apply on Lever
- Lever uses a streamlined one-page form — apply in under 5 minutes.
- LinkedIn import works well; review parsed data before submitting.
- The cover letter field is optional but visible to reviewers — use it to differentiate.
- Referral codes from employees can significantly boost visibility of your application.
ANONYMOUS · UNFILTERED
What do employees actually say about Flipster?
Real rants from real employees. Read before you apply.