Senior Backend Engineer (Ruby)

TL;DR

Senior Backend Engineer (Ruby): Designing and maintaining robust, scalable backend systems for a global cryptocurrency exchange with an accent on distributed systems and microservices architecture. Focus on building high-availability APIs, integrating AI-assisted development tools, and ensuring security in financial systems.

Location: Hybrid (Melbourne, Australia) — remote-first team with required weekly in-person collaboration sessions

Company

A long-running cryptocurrency exchange founded in Melbourne, specializing in resilient cloud-native infrastructure and secure fintech solutions.

What you will do

• Design, develop, and maintain scalable backend systems for core applications.
• Implement effective APIs in collaboration with the frontend team.
• Partner with internal stakeholders to translate business needs into technical solutions.
• Participate in project initiation and planning activities.

Requirements

• Deep proficiency in Ruby development and its best practices.
• Demonstrated experience designing and maintaining distributed systems and microservices architecture.
• Proven track record of delivering complex software projects from inception to deployment.
• Proficiency in AI-augmented development tools such as Claude Code or GitHub Copilot.
• Commitment to thorough testing practices and TDD.
• Ability to attend weekly in-person sessions in Melbourne.

Nice to have

• Hands-on experience with cloud platforms (AWS, GCP, Azure).
• Strong experience with GraphQL and React frontends.
• Prior experience in the cryptocurrency or fintech sectors.
• Familiarity with compliance and regulatory requirements.

Culture & Benefits

• Remote-first culture that balances stability with agility.
• Exposure to state-of-the-art AI and innovation.
• Environment committed to superior engineering and security standards.
• Perk of commission-free cryptocurrency trading on the platform.