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Express.js Training - Develop High-Performance REST APIs

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

On quote$1,155

1 day
Onsite
10 people max.

Request a quote See the program

Ref: FQY407

10 people max.

On quote$1,155

In-company rate: on quotefrom $2,195 for the whole team

On-site and certification exam on quote

1 day

Onsite

Don't let this gap widen

Why this program matters

Without Express.js, your Node.js APIs remain slow and vulnerable: 70% of breaches come from poor authentication, according to OWASP.
Lose 20h/week coding routes and middlewares manually, miss 40% of freelance projects due to performance issues.
Blocked teams generate 15k€ monthly losses from delays.
Risk production crashes, unhappy clients, 25% churn.
Invest 7h to boost productivity x3, secure your apps, land missions at 80€/h more.

Trusted by — schools, companies and industrial groups

25,749 programs · 25 countries

Every program built with a dedicated engineer

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

Learning objectives

Master the installation and configuration of Express.js
Develop secure RESTful API routes
Implement custom middlewares
Manage JWT authentication and data validation
Optimize performance with error handling
Deploy an Express application on a cloud server

Program

Module 1Express.js: Creating REST APIs with Middlewares, JWT, and Deployment (Node.js, Postman, MongoDB)

Dive into Express.js by installing the framework via npm, create your first server with GET/POST routes, integrate middlewares for security and logging, develop a real e-commerce API case with JWT authentication and Joi validation, test via Postman with interactive exercises, handle advanced errors, and deploy on Heroku to produce a functional deliverable ready to integrate.

Evaluation method

Live practical quizzes, final API project graded, self-assessment of skills.

Learning method

80% hands-on active pedagogy, real-world exercises, personalized feedback.

Methods, materials and delivery

The Express.js Training - Develop High-Performance REST APIs 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 Express.js Training - Develop High-Performance REST APIs 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 Express.js Training - Develop High-Performance REST APIs 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 Express.js Training training?+

Hands-on work runs on node.js, postman and mongoDB. Those tools come from the Express.js Training program itself, delivered on site over 1 day, so participants practise on the stack they will use at work.

What can participants do after Express.js Training training?+

They can master the installation and configuration of Express.js, develop secure RESTful API routes and implement custom middlewares. Those are the stated objectives of the Express.js Training program at Intermediate level, checked by the end-of-session assessment.

How is Express.js Training training assessed?+

Assessment relies on live practical quizzes, final API project graded, self-assessment of skills. Learni issues a completion certificate together with the individual assessment report at the end of the Express.js Training program, which an L&D team can file as evidence.

How much does Express.js Training training cost per participant?+

Express.js Training 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.Express.js Training training costs $1,155 per participant. For an in-company team, the flat rate starts at $2,195 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 Express.js Training training take?+

1 day, 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 Express.js Training 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 Express.js Training training?+

Solid foundations in JavaScript ES6+, Node.js, and npm/yarn package management.

Is a certificate issued after Express.js Training 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 Express.js Training 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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