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.
Training TypeScript Expert - Optimize Your Complex Projects
Trusted by — schools, companies and industrial groups
40,844 programs · 25 countries
Every program built with a dedicated engineer
Companies: Aptar, ArcelorMittal, Equans, EDF, Ubisoft and Microsoft.
TypeScript Expert training objectives
- Master advanced generics for flexible APIs
- Implement custom decorators and metaprogramming
- Optimize conditional and inferred types
- Build powerful mapped types and utility types
- Integrate TypeScript into scalable architectures
- Manage typed errors and runtime validation
- Develop and publish typed npm libraries
TypeScript Expert curriculum: 5 modules over 5 days
Module 1 : Advanced types: generics, unions and intersections (VSCode, TS Playground)
Dive into parameterized generics, refactor JavaScript code into typed TypeScript, complete exercises on discriminated unions, build reusable utility functions, test live with TS Playground for immediate mastery and dramatic productivity gains.
Module 2 : Conditional and inferred types: optimization (TypeScript Compiler API)
Explore conditional types for dynamic logic, infer complex types from generics, apply exercises to real design patterns, generate automated types via the compiler API, transform your projects into robust and scalable architectures.
Module 3 : Mapped types and utility types: customization (advanced exercises)
Create mapped types to transform entire objects, extend Pick/Omit into custom utilities, code real-world cases like typed REST APIs, iterate over type trees, produce reusable deliverables that supercharge your code in an instant.
Module 4 : Decorators and metaprogrammation: frameworks (NestJS, Angular)
Develop custom class and method decorators, integrate them into NestJS or Angular, simulate advanced validation scenarios, debug runtime with typed guards, deploy functional prototypes for enterprise-ready apps.
Module 5 : Typed errors, libraries and integration: final projects (npm, CI/CD)
Manage errors with branded types and Zod, build a fully typed npm library, integrate CI/CD with GitHub Actions, review a personal capstone project, earn an expert certificate to showcase your skills and accelerate promotions.
How TypeScript Expert skills are assessed
- Daily interactive quizzes, final typed project, pre/post skills self-assessment, Qualiopi certification
How the TypeScript Expert course is taught
- 70% hands-on with real exercises, 30% applied theory, individualized live feedback
TypeScript Expert training: access and practical arrangements
The Training TypeScript Expert - Optimize Your Complex Projects 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 TypeScript Expert - Optimize Your Complex Projects 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 TypeScript Expert - Optimize Your Complex Projects 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
How Learni guarantees the quality of your TypeScript Expert training
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.
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.
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.
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.
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
FAQ
TypeScript Expert: frequently asked questions
Which tools are used in TypeScript Expert training?+
Hands-on work runs on VSCode, TS Playground, typeScript Compiler API, advanced exercises, nestJS and angular. Those tools come from the TypeScript Expert program itself, delivered on site over 5 days, so participants practise on the stack they will use at work.
What can participants do after TypeScript Expert training?+
They can master advanced generics for flexible APIs, implement custom decorators and metaprogramming and optimize conditional and inferred types. Those are the stated objectives of the TypeScript Expert program at Expert level, checked by the end-of-session assessment.
What does the TypeScript Expert program cover, day by day?+
Day 1: Advanced types: generics, unions and intersections (VSCode, TS Playground). Day 2: Conditional and inferred types: optimization (TypeScript Compiler API). Day 3: Mapped types and utility types: customization (advanced exercises). Day 4: Decorators and metaprogrammation: frameworks (NestJS, Angular). Day 5: Typed errors, libraries and integration: final projects (npm, CI/CD). The TypeScript Expert program runs over 5 days, delivered on site.
How is TypeScript Expert training assessed?+
Assessment relies on daily interactive quizzes, final typed project, pre/post skills self-assessment, Qualiopi certification. Learni issues a completion certificate together with the individual assessment report at the end of the TypeScript Expert program, which an L&D team can file as evidence.
How much does TypeScript Expert training cost per participant?+
TypeScript Expert training costs $5,775 per participant. For an in-company team, the flat rate starts at $10,395 for the whole group, up to 8 people. The detailed quote, sent within one business day, adjusts the amount to the format and how far the syllabus is tailored to your team.
How long does TypeScript Expert training take?+
5 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 TypeScript Expert 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 TypeScript Expert training?+
Expert mastery of JavaScript ES6+, minimum 3 years in TypeScript, knowledge of functional paradigms and tools like Webpack or Vite.
Is a certificate issued after TypeScript Expert 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 TypeScript Expert 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.
Your professional training, anywhere
Let's build your TypeScript Expert learning path.
30 minutes with a learning advisor. No commitment. No sales pitch dressed up as a demo.
Reply within 24h · Vetted experts · USD invoicing · W-9 available
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