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.
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
Without this upskilling, your team accumulates a technological gap that translates directly into productivity loss.
Organizations that don't train their talents on key topics see their competitiveness drop.
Every quarter without training is a gap widening with competitors who invest.
The cost of inaction quickly exceeds that of well-targeted training.
Installation of Yeoman generator environment for Excel Add-ins, creation of a first professional Add-in with custom XML manifest, hands-on with Office JS API to interact with worksheets, practical exercises on authentication and debugging via F12 tools, development of a simple report automation prototype, code review by trainer to validate best practices from the start.
Design of dynamic Task Panes with React integrated into Office JS, use of Office UI Fabric for smooth and responsive interfaces, addition of custom ribbon commands, exercises on keyboard and mouse event handling in Excel, prototyping of an interactive dashboard for data analysis, cross-browser testing on Excel Online and desktop, UI optimization for enterprise productivity.
In-depth exploration of Range, Worksheet, and Table objects via Office JS, automation of complex formulas and pivot tables, practical exercises on inserting conditional charts and data validation, handling large datasets with async patterns, concrete case of an Add-in for financial forecasting, robust error handling and logging for production debugging.
Connecting Excel Add-ins to external REST APIs like Power BI or CRM, implementing OAuth authentication via MSAL.js, exercises on real-time data fetching and Excel cell updates, securing calls with CORS and certificates, development of a multi-user collaborative Add-in, performance testing on large datasets, API documentation for team deployment.
Preparation for deployment via Office Store or enterprise sideloading, performance optimization with caching and lazy loading, exercises on manifest versioning and OTA updates, final testing on multi-platform Excel, creation of MSI packaging for IT admins, defense of the customized red-thread project, issuance of skills certificate and post-training action plan for immediate integration.
The Training Excel Add-ins - Automate Professional Spreadsheets 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.
For the smooth delivery of the Training Excel Add-ins - Automate Professional Spreadsheets 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 Training Excel Add-ins - Automate Professional Spreadsheets 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.
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.
« 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 »
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.
Développement LogicielIndustry-certified
Développement LogicielIndustry-certified
Développement LogicielIndustry-certified
Développement LogicielIndustry-certified
Développement LogicielIndustry-certified
Développement LogicielIndustry-certified
BureautiqueIndustry-certified
BureautiqueIndustry-certified
BureautiqueIndustry-certified
BureautiqueIndustry-certified
BureautiqueIndustry-certified
BureautiqueIndustry-certified
Développement WebIndustry-certified
Développement WebIndustry-certified
Développement WebIndustry-certified
Développement WebIndustry-certified
Développement WebIndustry-certified
Développement WebIndustry-certified
Analyse de DonnéesIndustry-certified
Analyse de DonnéesIndustry-certified
Analyse de DonnéesIndustry-certified
Analyse de DonnéesIndustry-certified
Analyse de DonnéesIndustry-certified
Analyse de DonnéesIndustry-certified30 minutes with a learning advisor. No commitment. No sales pitch dressed up as a demo.