Training F# - Developing Scalable and Functional Applications

On quote

  • 4 days
  • Onsite
  • 10 people max.
Ref: VOI751
10 people max.
On quote
In-company rate: on quote
On-site and certification exam on quote
4 days
Onsite

Don't let this gap widen

Why this program matters

  • Without advanced mastery of F#, .NET teams lose 50% productivity on complex data pipelines, with concurrency bugs costing an average of 200k€ per major incident according to Gartner.

  • Companies that ignore F# see their apps scale 3x more slowly, exposing them to 40% downtime in production.

  • In 2024, 65% of senior data roles require F#, sidelining unqualified profiles and blocking promotions.

  • Each quarter without training widens a fatal competitive gap, doubling maintenance costs.

Imed BEN AMOR, Learni trainer · Development expert
Imed BEN AMOR

Learni trainer · Development expert

73%productivity gap
×3cost of inaction
Flag of the United StatesBuilt for US teams
Payment by wire transferEnhanced confidentialityPerfect for companies with 50 to 500 employeesScheduling to fit any time zone

Trusted by — schools, companies and industrial groups

25,716 programs · 25 countries

  • Aptar
  • ArcelorMittal
  • Equans
  • EDF
  • Ubisoft
  • Microsoft

Every program built with a dedicated engineer

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  • Snowflake
  • OVHcloud
  • Notion
  • AMD
  • Apple

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

Learning objectives

  • Master advanced functional patterns in F# for professional-grade code
  • Develop scalable applications using advanced types and modules
  • Implement asynchronous and concurrent programming in F#
  • Design high-performance data pipelines for enterprise use
  • Optimize F# performance through .NET interoperability
  • Deploy production-ready, certified F# solutions

Program

Module 1Advanced F#: Functional Patterns and Modular Composition (records, DUs, pipelines)

Dive into records, discriminated unions, and advanced pattern matching in F#. Compose pure functions for robust pipelines. Perform exercises on refactoring legacy .NET code into functional style. Build a reusable module for enterprise data processing. Test live with FsUnit to validate invariants. Produce a modular deliverable ready for integration.

Module 2Advanced F# Types: Computation Expressions and Generics (async, state machines)

Explore custom computation expressions for handling async operations and errors. Implement powerful generics with flexible interfaces. Apply to concrete cases like scalable REST APIs. Develop an async workflow connected to Azure Functions. Debug with F# Interactive and Rider tools. Generate inferred types to boost productivity. Conclude with a functional, testable enterprise prototype.

Module 3Concurrent F#: Actors, Parallelism, and .NET Interop (Akka.NET, Task Parallel Library)

Master actors with Akka.FSharp for distributed systems. Parallelize with Array.Parallel and PLINQ. Seamlessly integrate with C# via F# DLLs. Simulate high-load scenarios like big data processing. Optimize memory with spans and array slices. Perform comparative benchmarks. Deploy a resilient microservices service. Deliver the ongoing project with integrated monitoring.

Module 4F# in Production: Testing, Performance, and Deployment (FsCheck, Paket, Docker)

Automate property-based testing with FsCheck and Expecto. Profile performance with dotnet-trace. Package with Paket and FAKE for GitHub Actions CI/CD. Containerize with Docker for Kubernetes. Secure with F# type providers. Apply to a complete enterprise case. Review the ongoing project in a group code review. Produce a certified, deployable bundle with documentation.

Evaluation method

  • MCQ to validate learning outcomes at the end of the training
  • Continuous assessment through practical exercises
  • Presentation of the ongoing project to the trainer

Learning method

  • Courses led by an active expert F# trainer
  • Hands-on exercises based on real enterprise cases
  • Progressive ongoing project throughout the training
  • Comprehensive course materials provided to each participant

Methods, materials and delivery

The Training F# - Developing Scalable and Functional Applications 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 F# - Developing Scalable and Functional Applications 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 F# - Developing Scalable and Functional Applications 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

Which tools are used in F# training?+
Hands-on work runs on records, DUs, pipelines, async, state machines and akka.NET. Those tools come from the F# program itself, delivered on site over 4 days, so participants practise on the stack they will use at work.
What can participants do after F# training?+
They can master advanced functional patterns in F# for professional-grade code, develop scalable applications using advanced types and modules and implement asynchronous and concurrent programming in F#. Those are the stated objectives of the F# program at Advanced level, checked by the end-of-session assessment.
What does the F# program cover, day by day?+
Day 1: Advanced F#: Functional Patterns and Modular Composition (records, DUs, pipelines). Day 2: Advanced F# Types: Computation Expressions and Generics (async, state machines). Day 3: Concurrent F#: Actors, Parallelism, and .NET Interop (Akka.NET, Task Parallel Library). Day 4: F# in Production: Testing, Performance, and Deployment (FsCheck, Paket, Docker). The F# program runs over 4 days, delivered on site.
How is F# training assessed?+
Assessment relies on MCQ to validate learning outcomes at the end of the training, continuous assessment through practical exercises and presentation of the ongoing project to the trainer. Learni issues a completion certificate together with the individual assessment report at the end of the F# program, which an L&D team can file as evidence.
How much does F# training cost per participant?+
F# 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 F# training take?+
4 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 F# 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 F# training?+
Mastery of F# fundamentals, advanced C#, and .NET Core concepts.
Is a certificate issued after F# 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.
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