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Ruby on Rails Consultant: Code Reviews, Architecture and Performance

An experienced outside perspective on your Rails project or team, with advice you can put into practice right away.

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Sometimes you don't need an extra developer, you need a second opinion. Maybe the application is getting slower, every new feature takes longer than the last, or you are about to make an architectural decision you will live with for years. An independent Ruby on Rails consultant helps you see where you stand and what to do next.

I bring years of hands-on Rails experience to your codebase and your team. I don't hand over a thick report and disappear. I explain what I find, why it matters and which improvements give you the most value for the effort, so your team can move forward with confidence.

What a Rails consultant brings to your team

  • Rails code reviews and code audits

    A thorough look at your codebase: structure, test coverage, security, dependencies and how closely it follows Rails conventions. You get a clear picture of the risks and a prioritized list of improvements.

  • Architecture advice

    Should this be a separate service or a well-organized part of the monolith? How do you model this domain? I help you make decisions that keep the application simple and flexible.

  • Performance optimization

    Slow pages usually come down to a handful of causes, like N+1 queries, missing indexes, heavy views or work that belongs in a background job. I find the bottlenecks and fix them, or show your team how.

  • Workshops and training

    Hands-on sessions for your developers on Rails, Hotwire and modern Rails practices, based on your own codebase instead of generic examples.

  • An independent perspective

    I have no interest in selling you a rebuild. My advice is aimed at what is best for your application and your team, even when that means changing less than you expected.

How a consultancy engagement works

  1. 1

    Intake

    We start with a conversation about your application, your team and the question behind the question. Is it about speed, stability, maintainability or a decision that needs to be made? That determines where I look first.

  2. 2

    Analysis

    I dive into the code, the database and, where relevant, the production environment. I look at the whole picture: how the pieces fit together, where complexity builds up and which parts carry the most risk.

  3. 3

    Advice you can act on

    You get concrete findings, ordered by impact and effort. For each point I explain the problem, the consequence of leaving it and a practical way to solve it. We go through it together, so nothing gets lost in translation.

  4. 4

    Implementation, if you want

    Your team can pick up the recommendations themselves. If you prefer, I help implement them, pair with your developers or check in later to see how things are going.

Frequently asked questions

When should I hire a Ruby on Rails consultant?

Typical moments are when performance problems pile up, when development keeps slowing down, before a major architectural decision, or when you want an independent assessment of an application you are about to take over.

Do you work with in-house development teams?

Yes. Code reviews, architecture sessions and workshops work best in close collaboration with the developers who work on the application every day. The goal is to strengthen your team, not to replace it.

What do you need from us to get started?

Access to the source code is usually enough for a first review. For performance questions, access to logs or monitoring of the production environment helps to find the real bottlenecks.

Is consultancy a long-term commitment?

Not necessarily. It can be a one-off code review or audit, a series of workshops or an ongoing advisory role. We choose the form that fits your question.

Other services

Custom Web Applications

From first concept to full production: web applications built around your business processes, not the other way around.

Maintenance & Support

Worry-free development with reliable support: your application stays secure, up to date and ready for what's next.

Want a second opinion on your Rails application?

Tell me what you're running into and we'll figure out where to start.

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