Skill Profile

Scala Frameworks

Play Framework, Akka HTTP, http4s, ZIO HTTP, functional server design

Backend Development Web Frameworks

Roles

where this skill appears

Levels

structured growth path

Mandatory requirements

the other 0 optional

Backend Development

Web Frameworks

3/17/2026

Choose your current level and compare expectations. The items below show what to cover to advance to the next level.

What is Expected at Each Level

The table shows how skill depth grows from Junior to Principal. Click a row to see details.

Role	Required	Description
Backend Developer (Scala)	Required	Uses Scala Frameworks at a basic level in Play/http4s. Performs simple tasks using established templates. Understands basic concepts and follows team practices.

Role	Required	Description
Backend Developer (Scala)	Required	Independently implements tasks with Scala Frameworks in Play/http4s. Understands internals and optimizes performance. Writes tests with ScalaTest/MUnit.

Role	Required	Description
Backend Developer (Scala)	Required	Designs solutions based on Scala Frameworks for production systems. Optimizes performance and scalability. Chooses between alternative approaches. Mentors the team.

Role	Required	Description
Backend Developer (Scala)	Required	Defines architectural decisions for Scala Frameworks at product level. Establishes standards. Conducts design reviews and defines technical roadmap.

Role	Required	Description
Backend Developer (Scala)	Required	Defines Scala Frameworks strategy at company level. Evaluates new technologies and approaches. Establishes enterprise standards and reference architectures.

Junior 1 requirements

Backend Developer (Scala)
Required

Uses Scala Frameworks at a basic level in Play/http4s. Performs simple tasks using established templates. Understands basic concepts and follows team practices.

Middle 1 requirements

Backend Developer (Scala)
Required

Independently implements tasks with Scala Frameworks in Play/http4s. Understands internals and optimizes performance. Writes tests with ScalaTest/MUnit.

Senior 1 requirements

Backend Developer (Scala)
Required

Designs solutions based on Scala Frameworks for production systems. Optimizes performance and scalability. Chooses between alternative approaches. Mentors the team.

Lead / Staff 1 requirements

Backend Developer (Scala)
Required

Defines architectural decisions for Scala Frameworks at product level. Establishes standards. Conducts design reviews and defines technical roadmap.

Principal 1 requirements

Backend Developer (Scala)
Required

Defines Scala Frameworks strategy at company level. Evaluates new technologies and approaches. Establishes enterprise standards and reference architectures.

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