S

Smile Tech Stack

Open-source digital services and embedded systems across Europe

IT Services and IT Consulting Asnières sur seine, Ile de France 1,001–5,000 employees Founded 1991 Partnership

Smile is a 2,000+ person open-source services firm operating across 9 European countries, built around specialist agencies (SensioLabs, Neopixl, alter way, UX-Republic, creativestyle, Synotis). The tech stack reveals dual operating modes: design tooling (Adobe, Figma, InVision) and embedded systems work (Yocto, Buildroot, FreeRTOS, Zephyr), with active adoption of LLaMA and Mistral alongside OpenAI—indicating experimentation with open-source LLMs. Engineering-led hiring (72 engineers vs. 21 sales) combined with projects spanning public sector, luxury e-commerce, and energy infrastructure suggests a services-heavy model scaling technical delivery over business development.

Tech Stack 200 technologies

Core StackAdobe Illustrator Sketch Figma InVision Slack Jira Confluence Linux C++ Python Java Spring Odoo Photoshop InDesign Nvidia Public Key Infrastructure C/C++ U-Boot Yocto Buildroot C Bash Qt QML FreeRTOS Zephyr UART I2C Spring Boot+170 more

AdoptingOpenAI Yocto Buildroot LLaMA Mistral

ReplacingJava

What Smile Is Building

◆Challenges

Optimizing data pipeline performance
Large projects in energy sector
Infrastructure evolution
Complex embedded system integration
Network upgrades
Optimizing linux for limited resources
Removing blockers from teams
Data errors detection
Maintaining high quality standards
Etl performance optimization

▲Active Projects

Large-scale public sector project
Yocto
Mdm platform development
Buildroot
Zephyr
Infrastructure system and network evolution
E-commerce platform for luxury event and motorsport booking
Transforming business processes for a major tertiary sector client
Odoo business application project
Deploying odoo modules for finance, sales, hr, marketing

Hiring Activity

Steady150 roles · 45 in 30d

Department

Engineering

72

Data

24

Sales

21

Product

15

Ops

4

Support

3

Consulting

2

Design

2

Seniority

Senior

72

Mid

42

Lead

17

Intern

8

Manager

6

Junior

3

Director

1

Notable leadership hires: Tech Lead, Embedded Software Lead, Tech Lead Java, Marketing Director

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About Smile

Smile delivers digital transformation services across e-commerce, business applications (Odoo), embedded systems, IoT, and infrastructure. The firm operates through six specialized brands, each focused on distinct market segments: design, open-source platforms, e-commerce, embedded systems, and infrastructure. Projects span large public-sector programs, energy sector work, luxury event/motorsport booking platforms, and business application deployments across finance, HR, and sales functions. Headquartered in Asnières-sur-Seine with operations in Belgium, France, Morocco, and Switzerland, the company serves mid-market to enterprise clients requiring both strategic technology recommendations and hands-on implementation.

HeadquartersAsnières sur seine, Ile de France

Company Size1,001–5,000 employees

Founded1991

Hiring MarketsBelgium, France, Morocco, Switzerland

Frequently Asked Questions

What is Smile's tech stack?

Smile uses Odoo for business applications, Adobe/Figma/Sketch for design, Jira/Confluence for collaboration, and embedded stacks (Yocto, Buildroot, FreeRTOS, Zephyr, Qt/QML). Development spans Python, Java/Spring Boot, C/C++, and Bash. They're adopting LLaMA, Mistral, and OpenAI.

Where does Smile operate?

Smile is headquartered in Asnières-sur-Seine, France, with 2,000+ employees across 9 European countries. Active hiring locations include France, Belgium, Switzerland, and Morocco.