Senior Core Systems Engineer

A company is looking for a Senior Core Systems Engineer to design and scale blockchain wallet infrastructure.

Key Responsibilities

Design, implement, and operate mission-critical security primitives such as MPC signers and HSMs

Build low-level services and middleware primarily in Rust and other systems languages

Architect distributed databases and stateful services for maximum performance and reliability

Required Qualifications

8+ years of systems engineering experience focused on security, infrastructure, or backend development

Deep expertise in Rust with strong low-level systems programming skills

Proven experience building distributed systems and consensus mechanisms

Hands-on experience with HSMs, MPC, and cryptographic key management

Strong knowledge of SQL and NoSQL databases in high-availability environments