Skill Profile

NATS / NATS JetStream

Pub/sub, request/reply, key-value store, JetStream persistence, subject-based routing

Backend Development Message Queues & Event Streaming

Roles

where this skill appears

Levels

structured growth path

Mandatory requirements

the other 0 optional

Backend Development

Message Queues & Event Streaming

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 (Elixir)	Required	Uses NATS / NATS JetStream at a basic level. Performs simple tasks using established templates. Understands basic concepts and follows team practices.
Backend Developer (Go)	Required	Uses NATS / NATS JetStream at a basic level with gin/echo/fiber. Performs simple tasks using existing templates. Understands basic concepts and follows team-adopted practices.

Role	Required	Description
Backend Developer (Elixir)	Required	Independently implements tasks with NATS / NATS JetStream. Understands internals and optimizes performance. Writes tests.
Backend Developer (Go)	Required	Independently implements tasks with NATS / NATS JetStream in gin/echo/fiber. Understands internals and optimizes performance. Writes tests using go test.

Role	Required	Description
Backend Developer (Elixir)	Required	Designs NATS JetStream-based messaging for Elixir microservices. Implements exactly-once delivery patterns with Elixir consumers. Optimizes subject hierarchies for multi-tenant OTP applications.
Backend Developer (Go)	Required	Designs high-throughput NATS/JetStream architectures in Go services. Implements consumer groups, key-value stores, and stream mirroring for resilient event-driven systems. Mentors team on messaging patterns.

Role	Required	Description
Backend Developer (Elixir)	Required	Defines architectural decisions for NATS / NATS JetStream at product level. Establishes standards. Conducts design reviews and defines technical roadmap.
Backend Developer (Go)	Required	Makes architectural decisions on NATS / NATS JetStream at the product level. Defines standards. Conducts design reviews and determines the technical roadmap.

Role	Required	Description
Backend Developer (Elixir)	Required	Defines NATS / NATS JetStream strategy at company level. Evaluates new technologies and approaches. Establishes enterprise standards and reference architectures.
Backend Developer (Go)	Required	Defines NATS / NATS JetStream strategy at the company level. Evaluates new technologies and approaches. Establishes enterprise standards and reference architectures.

Junior 2 requirements

Backend Developer (Elixir)
Required

Uses NATS / NATS JetStream at a basic level. Performs simple tasks using established templates. Understands basic concepts and follows team practices.
Backend Developer (Go)
Required

Uses NATS / NATS JetStream at a basic level with gin/echo/fiber. Performs simple tasks using existing templates. Understands basic concepts and follows team-adopted practices.

Middle 2 requirements

Backend Developer (Elixir)
Required

Independently implements tasks with NATS / NATS JetStream. Understands internals and optimizes performance. Writes tests.
Backend Developer (Go)
Required

Independently implements tasks with NATS / NATS JetStream in gin/echo/fiber. Understands internals and optimizes performance. Writes tests using go test.

Senior 2 requirements

Backend Developer (Elixir)
Required

Designs NATS JetStream-based messaging for Elixir microservices. Implements exactly-once delivery patterns with Elixir consumers. Optimizes subject hierarchies for multi-tenant OTP applications.
Backend Developer (Go)
Required

Designs high-throughput NATS/JetStream architectures in Go services. Implements consumer groups, key-value stores, and stream mirroring for resilient event-driven systems. Mentors team on messaging patterns.

Lead / Staff 2 requirements

Backend Developer (Elixir)
Required

Defines architectural decisions for NATS / NATS JetStream at product level. Establishes standards. Conducts design reviews and defines technical roadmap.
Backend Developer (Go)
Required

Makes architectural decisions on NATS / NATS JetStream at the product level. Defines standards. Conducts design reviews and determines the technical roadmap.

Principal 2 requirements

Backend Developer (Elixir)
Required

Defines NATS / NATS JetStream strategy at company level. Evaluates new technologies and approaches. Establishes enterprise standards and reference architectures.
Backend Developer (Go)
Required

Defines NATS / NATS JetStream strategy at the company level. Evaluates new technologies and approaches. Establishes enterprise standards and reference architectures.

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