Senior Backend Engineer

• Design, build, run, and improve backend systems across multiple mobile products
• Take problems from unclear starting points through architecture, implementation, deployment, and iteration
• Investigate systems not originally built by the engineer
• Work directly with product, frontend, data, and other engineers
• Improve existing systems and determine when rewrites are unnecessary
• Respond to and help resolve production incidents
• Understand system context, upstream and downstream effects, scaling risks, and engineering trade-offs
• Document decisions, communicate directly, and focus on outcomes
• Move between products, codebases, and technical contexts as priorities change

• Usually 5+ years of backend engineering experience
• Experience designing or significantly changing backend systems
• Experience making architectural decisions and explaining trade-offs
• Experience working with databases beyond using an ORM
• Experience operating and debugging services in production
• Understanding of infrastructure
• Experience taking work from an unclear problem to a shipped result
• Ability to learn new technology when needed
• Ability to become productive in Go; production Go experience is useful
• Strong backend experience in another language may be acceptable with evidence of quickly learning new stacks
• Understanding of relational databases, schema design, migrations, indexing, and query behaviour
• Understanding of distributed systems, message queues, and brokers such as Kafka
• Understanding of Docker and Kubernetes
• Understanding of cloud infrastructure and APIs
• Understanding of observability, performance, reliability, and failure modes

• Remote-first work across countries and time zones
• Equal opportunity and diversity and inclusion commitment
• Reasonable adjustments during the application or interview process