Senior Backend Engineer
Core
Build and maintain scalable production services for high-throughput DeFi protocols on Solana, handling thousands of QPS and supporting professional-grade perpetual futures and automated market makers.
Role type
Senior Backend Engineer (DeFi/Blockchain)
Builds
Scalable production services, realtime data indexing systems, and high-performance market infrastructure for Phoenix Perpetuals, SolFi, and Phoenix Legacy.
Domain
Decentralized Finance (DeFi), Blockchain (Solana), High-Frequency Trading Systems
Deliverable
production ML models | product features | infrastructure
Required skills
Rust, C++, C, or Golang; Unix systems; Cloud infrastructure (AWS); System performance monitoring (micro/nano-second level); Architecture design; Testing and maintenance
Preferred skills
Solana blockchain development; Quant trading or fintech experience; Advanced Rust proficiency
Responsibilities
Build and maintain scalable production services supporting thousands of QPS; Implement systems to monitor performance at micro- and nano-second levels; Drive ambitious engineering initiatives from inception to completion including specification, architecture, implementation, testing, monitoring, and maintenance
Seniority
Senior, hands-on IC