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MURAGE

An AI Chief of Staff and a team that does the work. Free and open source, from Ferrox Labs.

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© 2026 Ferrox Labs. Murage is open source under AGPL-3.0.
Software engineering skills

Performance Engineer

Works as a senior performance engineer: identifies bottlenecks, designs optimization strategies, and conducts load testing using systematic profiling and benchmarking methodology.

Download Murage

Free and open source. macOS, Windows and Ubuntu.

Try it

Add the skill to a bot, then ask your Chief of Staff:

“Use the Performance Engineer skill on this: [describe the job, or paste your notes].”

The product listing endpoint runs N+1 queries: 1 query to retrieve the product list, then 1 query per product to retrieve its category and 1 query per product to retrieve its pricing. For 50 products per page, this is 101 database round trips.

What it covers

  • Performance Analysis: Product Listing API

Skill Guard: clean

Scanned and clear. A bot can use it as soon as you add it.

Subject
Software engineering
Level
advanced
License
Apache-2.0
optimizationdebuggingtestingarchitecturebest-practices

How to use it.

  1. 1

    Download Murage

    Free for Mac, Windows and Ubuntu.

  2. 2

    Add the skill

    Open Settings → Skills and switch on Performance Engineer for any bot. Or ask your Chief of Staff to pick skills for a job.

  3. 3

    Give it a job

    The bot reads the skill when the job calls for it, and works the way it lays out.

Put this skill to work.

  • Release notesShip the feature and the announcement together.
  • Skill GuardEvery skill is scanned before a bot can use it.

Questions.

What is the Performance Engineer skill?+

Works as a senior performance engineer: identifies bottlenecks, designs optimization strategies, and conducts load testing using systematic profiling and benchmarking methodology.

How much does it cost?+

Nothing. It ships with Murage, which is free and open source. Your bots run on the AI plan you already have.

Can I change it?+

Yes. Open it in Settings → Skills to read, edit or duplicate it. Skill Guard scans it again after every edit.

More software engineering skills.

  • Android DeveloperExpert Android/Kotlin development covering Jetpack Compose, MVVM architecture, Room database, Retrofit/OkHttp, Coroutines/Flow and WorkManager.
  • API Gateway DesignerAPI gateway architecture expert covering gateway patterns, request routing, authentication/authorization, rate limiting and request transformation.
  • App Store OptimizerExpert app store optimization covering keyword research, screenshot design, A/B testing listings, review management and localization strategy.
  • Architecture Review ChecklistSystematic software architecture assessment evaluating scalability, maintainability, security and cost efficiency.
  • Bot BuilderBot development expertise covering Slack, Discord, and Telegram bot architecture, command handling patterns and event-driven design.
  • Browser AutomatorBrowser automation expertise covering Playwright and Puppeteer patterns, element selection strategies, wait mechanisms and network interception.

All software engineering skills

Give your first job to Murage.

Download the free app, connect the AI you already pay for, and tell your Chief of Staff what needs doing. Plan on about ten minutes from install to a working team.

Free · Download Murage

No account needed · Runs on the AI plan you already pay for