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.
Learning objectives
- Master advanced selections and hierarchical data bindings in D3.js
- Design interactive visualizations with smooth transitions and events
- Optimize chart performance for large data volumes
- Integrate D3.js with React or Vue.js for modern data-driven apps
- Develop responsive and multi-scale dashboards
- Manage real-time data streams with WebSockets
- Publish exportable and accessible visualizations
The Learni story
Founded by passionate learning and innovation experts, Learni's mission is to make professional training accessible to everyone, anywhere in the world. Our team operates in major hubs — London, New York, Boston — and internationally, to support talents and organizations in upskilling.
Don't let this gap widen
Why this program matters
Without advanced mastery of D3.js, your visualizations remain static and basic, losing 70% audience engagement according to Gartner.
Waste 40% time on slow debugging on large datasets, miss 25% data-driven opportunities with demanding clients.
Poorly visualize your KPIs, and your critical reports end up ignored, costing up to 15k€/year in lost productivity.
Competitors with D3 expertise capture 2x more attention, while you struggle with limited libs like Chart.js.
Invest now or stay behind in the exploding data viz market.
Program
Module 1Advanced Selections and Data Binding: Hierarchies with D3.js v7
Dive into recursive selections and enter/update/exit patterns, manipulate complex datasets via exercises on trees and graphs, create your first dynamic bindings with real JSON, test live to visualize hierarchies instantly, leave with a deliverable: a functional interactive tree.
Module 2Scales, Axes, and Layouts: Graphic Precision with D3.js
Explore non-linear scales, multiple axes, and force-directed layouts, apply them to real cases like heatmaps and chord diagrams, adjust in real-time via interactive sliders, optimize for mobile, produce a deliverable: a social network visualization with realistic physical forces.
Module 3Transitions and Interactions: D3.js Dynamism
Master chained transitions, drag & drop, advanced zoom/pan, integrate reactive tooltips and legends, code interactive simulations on real datasets like timelines or scatterplots, iterate in groups to refine, deliverable: a zoomable and clickable choropleth map.
Module 4Performance and Integrations: D3.js Scalability
Optimize with virtual DOM and worker threads for 1M+ points, integrate D3 into React hooks or Vue composables, benchmark your renders, process massive CSV/GeoJSON streams, collaborate on a scalable prototype, deliverable: a dashboard integrated with a modern framework, ultra-performant.
Module 5Complex Projects and Deployment: D3.js Expertise
Build a complete multi-view dashboard with WebSockets for real-time, make it responsive and WCAG accessible, export to SVG/PNG, deploy on GitHub Pages or Vercel, present in a pitch, final deliverable: professional portfolio project ready to impress recruiters and clients.
Evaluation method
- Daily interactive quizzes
- End-of-course project with personalized feedback
- Qualiopi recognized certification
Learning method
- 90% hands-on with real cases
- Pair programming for acceleration
- Open-source resources post-training
Methods, materials and delivery
The Training D3.js Advanced - Impactful Interactive Visualizations program is delivered onsite or remote (blended-learning, e-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 D3.js Advanced - Impactful Interactive Visualizations 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 D3.js Advanced - Impactful Interactive Visualizations 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
Learni programs are available inter-company and intra-company, onsite or remote. Enrollments are possible up to 48 business hours before the program starts. Our programs are eligible for corporate funding paths. Contact us to discuss your training project and funding options.
Verified reviews
What our learners
★★★★★
« cool, j'ai appris des trucs »
★★★★★
« j'etais perdu au debut mais Ramy Saharaoui m'a pas laché, il a pris le temps. merci vraiment »
★★★★★
« la formation dev etait intense mais grave bien. merci Anthony Khelil »
★★★★★
« 😊👍 »
★★★★★
« bien 👍 »
★★★★★
« Allan Busi t'es au top, continue comme ça. formation géniale »
★★★★★
« cool, j'ai appris des trucs »
★★★★★
« j'etais perdu au debut mais Ramy Saharaoui m'a pas laché, il a pris le temps. merci vraiment »
★★★★★
« la formation dev etait intense mais grave bien. merci Anthony Khelil »
★★★★★
« 😊👍 »
★★★★★
« bien 👍 »
★★★★★
« Allan Busi t'es au top, continue comme ça. formation géniale »
★★★★★
« cool, j'ai appris des trucs »
★★★★★
« j'etais perdu au debut mais Ramy Saharaoui m'a pas laché, il a pris le temps. merci vraiment »
★★★★★
« la formation dev etait intense mais grave bien. merci Anthony Khelil »
★★★★★
« 😊👍 »
★★★★★
« bien 👍 »
★★★★★
« Allan Busi t'es au top, continue comme ça. formation géniale »
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.
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.
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