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elixir-expert

Guide Elixir/OTP supervision trees, process boundaries, and fault handling.

22|2|Updated Mar 24, 2026
Search Tags:#concurrency#elixir#phoenix#otp#fault-tolerance#supervision#genserver
One-click install
npx skills add https://github.com/jshsakura/awesome-opencode-skills --skill elixir-expert-jshsakura
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: elixir-expert
Source: https://github.com/jshsakura/awesome-opencode-skills/tree/main/skills/elixir-expert
Command: npx skills add https://github.com/jshsakura/awesome-opencode-skills --skill elixir-expert-jshsakura

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This skill helps engineers design and audit Elixir/OTP architectures to build robust, fault-tolerant applications by focusing on correct process boundaries, supervision strategies, and reliable messaging.

Core Features & Use Cases

  • Supervision and fault tolerance: ensures a resilient process tree with appropriate restart strategies.
  • Process boundaries and contracts: clean module boundaries for GenServer, Tasks, and PubSub interactions.
  • Phoenix and concurrency concerns: safe integration points in web and distributed contexts.

Quick Start

Analyze a GenServer module for supervision correctness and propose the smallest safe fix to improve fault tolerance.

Frequently Asked Questions about elixir-expert

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I design supervision trees in Elixir for fault tolerance?▼

Designing supervision trees in Elixir for fault tolerance requires setting correct restart strategies and explicit process boundaries. Proper configuration ensures a resilient process tree where failures are contained and processes recover deterministically.

How do I fix GenServer restart strategies to improve fault tolerance?▼

Fixing GenServer restart strategies involves analyzing modules for supervision correctness and proposing the smallest safe adjustment. This guarantees explicit message contracts and proper process isolation within your OTP application.

What is the best way to integrate Phoenix contexts with PubSub and Task supervision?▼

Integrating Phoenix contexts with PubSub and Task supervision requires defining safe integration points and immutable data boundaries. This maintains concurrency safety across web and distributed contexts without violating process contracts.

Does this approach handle distributed workloads requiring deterministic behavior in Elixir?▼

Yes, handling distributed workloads requiring deterministic behavior in Elixir is supported by guiding safe process boundaries and reliable messaging. This ensures consistent state replication and fault handling across distributed nodes.

Why do my Elixir OTP processes crash unexpectedly despite having a supervisor?▼

Elixir OTP processes crash unexpectedly despite supervision when restart strategies and explicit message contracts are mismatched. Auditing process boundaries and ensuring proper GenServer isolation prevents cascading failures and unpredictable restarts.

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