Training Express.js Expert - Scalable and Secure APIs

$5,775

  • 5 days
  • Onsite
  • 10 people max.
Ref: IPR695
10 people max.
$5,775
In-company rate: from $10,395 for the whole team
On-site and certification exam on quote
5 days
Onsite

Don't let this gap widen

Why this program matters

  • Without Express.js expertise, 70% of Node.js APIs suffer security breaches (OWASP 2023), downtime spikes to 25% under load (Datadog stats), dev costs triple for urgent refactoring, and you lose 40% of clients to scalable competitors.

  • Slow APIs stall growth, teams stuck on critical bugs cost 15k€/mois.

  • Invest 35h to avoid 100k€ in annual losses, scale without limits, and lock in revenue starting tomorrow.

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

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

Express.js Expert training objectives

  • Master custom middleware and advanced rate limiting
  • Optimize performance via clustering, Redis caching, and PM2
  • Implement JWT authentication, OAuth2, and secure sessions
  • Develop scalable GraphQL APIs with Apollo Server
  • Manage errors, structured logging, and monitoring with Winston
  • Deploy in Docker/Kubernetes microservices
  • Exhaustively test with Mocha, Chai, and Supertest

Express.js Expert curriculum: 5 modules over 5 days

Module 1 : Advanced Middleware: Rate Limiting, CORS, Compression (Express.js)

Dive into creating custom middleware to secure your Express.js routes, implement rate limiting with express-rate-limit, configure advanced CORS and gzip compression, test on real high-load API cases, produce a middleware-ready optimized server to scale from day one, guaranteed total mastery.

Module 2 : Performance and Scaling: Clustering, Caching (Express.js, Redis)

Boost your Express.js apps with native Node clustering and PM2, integrate Redis for intelligent caching, measure gains via New Relic benchmarks, develop exercises on simulated 10k req/s traffic, deliver an ultra-responsive prototype, experience the thrill of an API that never falters under pressure.

Module 3 : Security and Auth: JWT, OAuth, Helmet (Express.js)

Fortify Express.js against attacks with Helmet, implement custom JWT and OAuth2 via Passport, encrypt Redis sessions, simulate OWASP Top 10 breaches to counter them, generate secure tokens and protected routes, depart with an impenetrable shield, confident for your critical production environments.

Module 4 : Advanced APIs: GraphQL, WebSockets (Express.js, Apollo)

Transform Express.js into a GraphQL hub with Apollo Server, add WebSockets with Socket.io for real-time features, model complex schemas, query massive datasets in live exercises, deploy scalable subscriptions, create a real-time chat API deliverable, innovation at your fingertips to dominate the market.

Module 5 : Deployment, Testing, Monitoring (Express.js, Docker, Mocha)

Containerize your Express.js app with Docker Compose, orchestrate basic Kubernetes, test TDD with Mocha/Supertest at 90% coverage, monitor via Prometheus/Grafana, deploy CI/CD with GitHub Actions, finalize capstone microservices-ready project, certify your skills to boost your career instantly.

How Express.js Expert skills are assessed

  • Continuous assessment via coding quizzes, final complete API project, Qualiopi Express.js expert certification.

How the Express.js Expert course is taught

  • 80% hands-on pedagogy, peer workshops, real client cases, certified trainer feedback with 15+ years experience.

Express.js Expert training: access and practical arrangements

The Training Express.js Expert - Scalable and Secure 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 Training Express.js Expert - Scalable and Secure 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 Training Express.js Expert - Scalable and Secure 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

How Learni guarantees the quality of your Express.js 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.

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

Express.js Expert: frequently asked questions

Which tools are used in Express.js Expert training?+
Hands-on work runs on express.js, redis, apollo, docker and mocha. Those tools come from the Express.js 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 Express.js Expert training?+
They can master custom middleware and advanced rate limiting, optimize performance via clustering, Redis caching, and PM2 and implement JWT authentication, OAuth2, and secure sessions. Those are the stated objectives of the Express.js Expert program at Expert level, checked by the end-of-session assessment.
What does the Express.js Expert program cover, day by day?+
Day 1: Advanced Middleware: Rate Limiting, CORS, Compression (Express.js). Day 2: Performance and Scaling: Clustering, Caching (Express.js, Redis). Day 3: Security and Auth: JWT, OAuth, Helmet (Express.js). Day 4: Advanced APIs: GraphQL, WebSockets (Express.js, Apollo). Day 5: Deployment, Testing, Monitoring (Express.js, Docker, Mocha). The Express.js Expert program runs over 5 days, delivered on site.
How is Express.js Expert training assessed?+
Assessment relies on continuous assessment via coding quizzes, final complete API project, Qualiopi Express.js expert certification. Learni issues a completion certificate together with the individual assessment report at the end of the Express.js Expert program, which an L&D team can file as evidence.
How much does Express.js Expert training cost per participant?+
Express.js 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 Express.js 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 Express.js 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 Express.js Expert training?+
Advanced Node.js proficiency, JavaScript ES6+, RESTful APIs, Docker, web security fundamentals.
Is a certificate issued after Express.js 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 Express.js 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.
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