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Training: Become an Expert in Fish Shell: Productivity and Customization

Course created on July 27, 2026Updated on October 5, 2026

On quote$2,310

2 days
Onsite
8 people max.

Request a quote See the program

Ref: LRK721

8 people max.

On quote$2,310

In-company rate: on quotefrom $4,190 for the whole team

On-site and certification exam on quote

2 days

Onsite

Don't let this gap widen

Why this program matters

Without mastery of the Fish shell, developers and system administrators lose an average of 2 hours per day on inefficient navigation and automation tasks with traditional shells.
This represents more than 500 billable hours wasted annually per team member, or 25 000 € in lost productivity for a team of 5 people.
Poorly optimized scripts cause 35 % of system incidents, leading to downtimes at 5 000 € per hour and threatening the company's reputation.
Every month without Fish expertise exposes your career to obsolescence against peers who are 40 % more effective.

Trusted by — schools, companies and industrial groups

25,719 programs · 25 countries

Every program built with a dedicated engineer

Companies: Aptar, ArcelorMittal, Equans, EDF, Ubisoft and Microsoft.

Learning objectives

Understand the specifics of the Fish shell compared to Bash and Zsh
Install, configure, and effectively customize Fish
Master powerful autocompletion and scripting with Fish
Automate tasks and optimize productivity using Fish

Program

Module 1Getting Started with Fish: Discovery and Fundamentals

Presentation of the Fish shell, main differences with Bash/Zsh, installation on Linux and macOS, initial configuration, hands-on exploration of the environment, autocompletion and Fish-specific syntax, history and navigation management, basics of functions, variables, and shortcuts.

Module 2Customizing Your Fish Environment and Automating

Prompt customization with Oh My Fish and Fisher, theme and plugin management, creating personal functions to accelerate recurring tasks, simple and advanced scripts in Fish, environment variable management and persistent options, practical use of autosuggestion, alias management, introduction to events, daily workflow automation, and integration with third-party applications.

Evaluation method

Multiple-choice quiz to validate fundamental knowledge on Fish
Creation of custom scripts in real-world situations

Learning method

Interactive demonstrations
Trainer-led hands-on exercises
Case studies tailored to professional needs
Access to comprehensive digital resources

Methods, materials and delivery

The Training: Become an Expert in Fish Shell: Productivity and Customization program is delivered onsite or remote (blended-learning, virtual classroom, remote presence). At Learni, an industry-certified training organization, every program is built to maximize skills acquisition regardless of the chosen format.

The trainer alternates between demonstrative, interrogative and active methods (through hands-on labs and/or scenarios). This pedagogical approach guarantees concrete learning that's immediately applicable at work.

Equipment required

For the smooth delivery of the Training: Become an Expert in Fish Shell: Productivity and Customization program, the following equipment is required:

Mac or PC computers, high-speed fiber internet, whiteboard or flipchart, projector or interactive touch screen (for remote sessions)
Training environments installed on workstations or accessible online
Course materials, hands-on exercises and complementary resources
Post-training access to materials and educational resources

For intra-company training on a site outside Learni, the client commits to providing all required teaching materials (computers, internet, etc.) for the smooth delivery of the program in line with the prerequisites in the communicated program.

* contact us for remote delivery feasibility** ratio varies depending on the program

Skills assessment methods

Assessment of skills acquired during the Training: Become an Expert in Fish Shell: Productivity and Customization program is performed through:

During training: case studies, hands-on labs and professional scenarios
End of training: self-assessment questionnaire and skills evaluation by the trainer
After training: completion certificate detailing acquired skills

Program accessibility

Learni is committed to making its programs accessible. All our programs are accessible to people with disabilities. Our teams are available to adapt the pedagogical methods to your specific needs. Please contact us for any adjustment request.

Enrollment terms and lead times

Registration is possible up to 48 business hours before the start of training. All our programs are built for corporate L&D budgets and delivered onsite or remotely.

The Learni story

Founded by engineers and learning experts, Learni's mission is to make high-impact tech training accessible to teams everywhere. We work remotely with organizations across the US and Canada, in your time zone, to help teams upskill fast.

Our method

Training quality, guaranteed at every step

Before, during, after: we frame the brief, introduce the trainer, tailor the content and measure impact. You stay in control from kickoff to wrap-up.

Step 1

Rigorous trainer selection

Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.

Triple validation: technical, pedagogical, sectoral.
Minimum rating 4.8/5 over the last 12 sessions.

Step 2

You meet the trainer beforehand

30-minute video call between you and the selected trainer to validate the fit, adjust content and clear any final doubts.

Live briefing on goals and team context.
Veto right — we swap the trainer for free if needed.

Step 3

Content tailored to your context

No recycled slides. The syllabus is reworked from your real cases: tools, constraints, vocabulary, ongoing projects.

Hands-on cases drawn from your stack and projects.
Program co-written then validated by your team.

Step 4

Continuous quality follow-up

Live evaluations, 30/90/180-day check-ins and a consolidation plan. If the impact misses the mark, we rework it.

NPS, knowledge quizzes and skills self-assessment.
Satisfaction guarantee: fully satisfied or free rework.

A simple promise: you don't pay to discover the trainer on day one. Everything is validated upfront, by you.

A child walking to school with a backpack

Our social commitment

A school kit donated to a child for every training booked

To fight inequalities in access to education, Learni donates a complete school kit to a child in need for every training booked. You build your skills, a child heads back to school.

Backpack, notebooks and essential supplies
Distributed through our partner charities
Included, at no extra cost to you

Enroll and offer a kit

FAQ

Frequently asked questions

What can participants do after Training: Become an Expert in Fish Shell: Productivity and Customization training?+

They can understand the specifics of the Fish shell compared to Bash and Zsh, install, configure, and effectively customize Fish and master powerful autocompletion and scripting with Fish. Those are the stated objectives of the Training: Become an Expert in Fish Shell: Productivity and Customization program at Intermediate level, checked by the end-of-session assessment.

What does the Training: Become an Expert in Fish Shell: Productivity and Customization program cover, day by day?+

Day 1: Getting Started with Fish: Discovery and Fundamentals. Day 2: Customizing Your Fish Environment and Automating. The Training: Become an Expert in Fish Shell: Productivity and Customization program runs over 2 days, delivered on site.

How is Training: Become an Expert in Fish Shell: Productivity and Customization training assessed?+

Assessment relies on multiple-choice quiz to validate fundamental knowledge on Fish and creation of custom scripts in real-world situations. Learni issues a completion certificate together with the individual assessment report at the end of the Training: Become an Expert in Fish Shell: Productivity and Customization program, which an L&D team can file as evidence.

How much does Training: Become an Expert in Fish Shell: Productivity and Customization training cost per participant?+

Training: Become an Expert in Fish Shell: Productivity and Customization training is priced on quote. The amount depends on headcount, format and how far the syllabus is tailored to your team. A detailed quote is sent within one business day, and team pricing covers the whole group from the second participant.

How long does Training: Become an Expert in Fish Shell: Productivity and Customization training take?+

2 days, available live online (US time zones) or on-site at your offices. Half-day tracks spread over several weeks are possible so the team stays operational.

Who pays for Training: Become an Expert in Fish Shell: Productivity and Customization training?+

Most US teams pay directly through their company L&D or training budget. Learni invoices in US dollars and accepts bank transfer (ACH/wire) or card, with volume pricing for teams. A purchase order is welcome.

What do participants need to know before Training: Become an Expert in Fish Shell: Productivity and Customization training?+

Basic knowledge of command line usage under Linux or macOS.

Is a certificate issued after Training: Become an Expert in Fish Shell: Productivity and Customization training?+

Yes. A Learni completion certificate is issued, along with the individual evaluation report. Learni is a certified training provider and prepares for third-party certifications, but does not award them itself.

Does Learni provide the equipment for Training: Become an Expert in Fish Shell: Productivity and Customization training?+

No. A computer and a stable internet connection are required for each participant. Learni provides the learning platform, the trainer and all course materials.

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