About
Lezo, software development and publishing.
Lezo designs custom web and mobile applications, modernises existing apps and builds its own products, including Questovery.
01What we do
Three activities, one standard
Development services
Custom business applications, client portals and React Native to Expo migrations.
Software publishing
Products designed, sold and operated by Lezo, starting with Questovery.
Maintenance and improvements
Hosting, fixes and new features for the applications we deliver.
02Method
How we work with you
At any point, you know what we’re working on, what you sign off and what comes next.
01
Understand
We look at the problem, the users, the existing tools and the constraints.
- Your role
- You share how you work today and your priorities.
02
Scope
We define a first engagement: its deliverables, timeline and price.
- Your role
- You approve the scope and the proposal.
03
Build
We build in stages and show you progress regularly.
- Your role
- You test and decide at each checkpoint.
04
Hand over and evolve
We deliver, document and organise operations, maintenance and new features.
- Your role
- You choose the level of support and the next features.
03Commitments
Our working principles
- 01
A direct contact
You talk with the person who understands your need and builds the project.
- 02
An explicit scope
Each engagement states what is delivered, what is not and what will be decided later.
- 03
Supervised AI
AI lets us deliver faster and for less, never without review, tests and a developer’s decision.
- 04
Checkpoints
You see progress regularly and decide at the key steps.
- 05
Useful documentation
Choices and operations are documented for running and taking over the software.
- 06
Clear responsibilities after delivery
Hosting, maintenance and new features: who does what is defined in the proposal.

The founder
Simon Boisset
Lezo was founded by Simon Boisset, software developer and creator of Questovery. Simon runs the company and works on the projects directly, from understanding the need to delivery.
View Simon Boisset’s profilePractical information
Working with Lezo
- Location
- France
- Collaboration
- Remote, with on-site meetings when the project calls for it
- [email protected]
Looking for a developer to join your team?
Lezo takes on projects with defined deliverables. For a developer joining your team, see Simon Boisset’s profile.
Let’s talk about your project
Describe your situation and what you want to improve. We will get back to you to define the next step.