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.
Describe your need, get a tailored program and a pre-filled quote in 3 min. A 100% free call with an advisor.
1 seat held for the next session
Request a call back and an advisor reaches you within 24 business hours, Monday to Saturday.

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.
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.
Don't let this gap widen
Without intermediate D3.js skills, 65% of data analysts lose 3 hours/week on static Excel tinkering, missing 40% client engagement on bland reports.
Your competitors with interactive visualizations boost conversions by 25%, while you stagnate on limited PowerBI tools.
Risk of 50% CV obsolescence in 2 years amid the data explosion.
Avoid 80% of common DOM bugs and don't miss 30% data ROI from non-responsive graphs.
Invest now to transform data into irresistible visual insights, or remain in the shadow of modern dashboards.
Dive into D3.js's powerful selections, chain data binding, enter/update/exit on simple datasets, manipulate attributes and styles through practical exercises on basic graphs, create your first interactive SVG circles and lines, test in real-time with an integrated web editor to visualize changes instantly.
Master linear, ordinal, and time scales, configure automated axes with d3.axis, apply layouts like force-directed graphs on real-world social network cases, create responsive bar charts and line charts, integrate custom tooltips for total immersion in your data.
Load datasets via d3.fetch in JSON, CSV, TSV formats, parse with nest/rollup for advanced aggregations, handle hierarchical data for treemaps, practice on real datasets like e-commerce sales, generate dynamic heatmaps, export portfolio-ready deliverables with integrated debugging.
Animate with d3.transition for smooth effects, manage mouseover/click events with behaviors, create zoom/pan on geo maps with d3.geo, develop interactive brush/selections on scatterplots, test on multi-view dashboards, produce engaging prototypes that captivate stakeholders.
Build a complete multi-visualization dashboard, optimize performance with virtual DOM and throttling, integrate with React/Vue if needed, review security and accessibility best practices, finalize a personal capstone project deliverable, receive expert feedback for production-ready deployment.
The D3.js Training - Create Interactive Data Visualizations 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.
For the smooth delivery of the D3.js Training - Create Interactive Data Visualizations program, the following equipment is required:
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.
Assessment of skills acquired during the D3.js Training - Create Interactive Data Visualizations program is performed through:
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.
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.
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.
Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.
30-minute video call between you and the selected trainer to validate the fit, adjust content and clear any final doubts.
No recycled slides. The syllabus is reworked from your real cases: tools, constraints, vocabulary, ongoing projects.
Live evaluations, 30/90/180-day check-ins and a consolidation plan. If the impact misses the mark, we rework it.
A simple promise: you don't pay to discover the trainer on day one. Everything is validated upfront, by you.
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Automated testingIndustry-certifiedAvailable on-site and remotely. Pick your city to see the local training center.
30 minutes with a learning advisor. No commitment. No sales pitch dressed up as a demo.