production. This is not only a frontend role, and it is not only a backend infrastructure role. The experience is the full journey: the UI, the APIs, the semantic model, the provisioning flow, the feedback loops, the error states, the defaults, the automation, and the reliability of the systems … need to have: Strong professional software engineering experience building production systems. Experience building reliable frontend applications using React, Vue, or a similar modern UI framework. Backend engineering experience in Java, Kotlin, Scala, Go, or another production backend language. Strong systems fundamentals across distributed systems, Linux, networking, APIs, service reliability ...