Senior Engineer - Payment & Wallet
Core
Designing, developing, and maintaining high-performance backend services for payments, wallet infrastructure, and custody solutions for digital assets.
Role type
Senior backend engineer (payments & custody)
Builds
Scalable backend services, high-volume APIs, and custody solutions for digital assets.
Domain
Cryptocurrency, blockchain, and financial services.
Deliverable
production ML models | product features | infrastructure
Required skills
Ruby, Go, distributed systems, API design, cryptography, security principles, compliance frameworks
Preferred skills
None stated
Technologies
Rails 7, Go, Sidekiq, REST, AWS, Docker
Responsibilities
Architect and build scalable backend services; Design and build high-volume APIs; Manage and maintain custody solutions for digital assets; Improve engineering standards, tooling, and processes.
Seniority
Senior, hands-on IC