Design, develop, and maintain scalable, high-throughput backend systems for CFD/FX/crypto trading. Collaborate with architects and product teams, implement secure server-side architectures, optimize performance and reliability, integrate messaging/streaming systems, document systems, and test/debug backend applications.

Design, build, and maintain high-performance, secure iOS trading applications. Collaborate with designers, backend engineers, and product to ship features, optimize performance, integrate APIs, ensure security/compliance, write tests and documentation, monitor app performance, and mentor junior developers.

Design, build, and maintain end-to-end test automation frameworks and automated test suites for web, mobile, and API layers. Integrate tests into CI/CD pipelines, perform load and performance testing on trading systems, track quality metrics, and collaborate with developers on shift-left testing and release go/no-go decisions.