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.
Trusted by — schools, companies and industrial groups
40,841 programs · 25 countries
Every program built with a dedicated engineer
Companies: Aptar, ArcelorMittal, Equans, EDF, Ubisoft and Microsoft.
Discover the architecture of modern Excel Add-ins via Office JS, configure your development environment with Yeoman and Visual Studio Code, create your first XML manifests for custom extensions, test simple commands on real spreadsheets, and produce a basic functional Add-in with guided practical exercises to solidify professional advanced office skills.
Dive into creating rich interfaces with Task Panes and HTML Dialogs, integrate Excel events like onSelectionChanged for dynamic responses, manipulate tables and charts via the Excel JavaScript API, develop interactive forms with data validation, and generate concrete deliverables like a custom dashboard, all through enterprise use cases for rapid skill advancement.
Optimize Add-in code for scalable performance, manage asynchronous calls with Promises and async/await, integrate third-party APIs like REST or Microsoft Graph for live data, secure OAuth authentications, test robustness on large datasets, and produce a connected Add-in linked to an external database, focusing on professional best practices and advanced debugging exercises.
Master deployment via sideloading or AppSource, configure enterprise catalogs for secure internal distribution, implement automatic updates and error logging, analyze post-deployment performance metrics, create a maintenance plan for production Add-ins, and finalize with a capstone project deliverable, certifying your professional Excel Add-ins skills.
The Training Excel Add-ins - Automate Advanced Processes 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 Excel Add-ins - Automate Advanced Processes 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.
Skills assessment methods
Assessment of skills acquired during the Training Excel Add-ins - Automate Advanced Processes program is performed through:
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.
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.
Rigorous trainer selection
Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.
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.
Content tailored to your context
No recycled slides. The syllabus is reworked from your real cases: tools, constraints, vocabulary, ongoing projects.
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.
A simple promise: you don't pay to discover the trainer on day one. Everything is validated upfront, by you.

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.
30 minutes with a learning advisor. No commitment. No sales pitch dressed up as a demo.
Excel & spreadsheetsIndustry-certified
Excel & spreadsheetsIndustry-certified
Excel & spreadsheetsIndustry-certified
Excel & spreadsheetsIndustry-certified
Excel & spreadsheetsIndustry-certified
Excel & spreadsheetsIndustry-certified
Office productivity & Microsoft 365Industry-certified
Office productivity & Microsoft 365Industry-certified
Office productivity & Microsoft 365Industry-certified
Automation & workflowsIndustry-certified
Automation & workflowsIndustry-certified
Automation & workflowsIndustry-certified
Collaboration toolsIndustry-certified
Collaboration toolsIndustry-certified
Collaboration toolsIndustry-certifiedAvailable on-site and remotely. Pick your city to see the local training center.
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