Sustainable development

Complex World

You work in a complex world where standard applications cannot fulfill all your business needs.

You look for stable software that integrates your IT infrastructure perfectly.

You search a reliable partner that understands your challenges and follows your pace.

Optimal Solutions

We think that early shipping, short iterations and good communication are the keys to tackles the hardest problems.

But as we know that rushing to code is not always the best option, we also want to understand your organization, discover the issues faced by the users and be part of the reflection to find the bests ways to reach yours goals.

Our Tools

We are specialized in the Python frameworks and libraries. We are especially well versed in scientific softwares with high performance requirements, web-development and web services.

We know how to write portable code that runs identically on Linux, Mac OS and Windows, and we are proficient on all platforms.

Our latest work

ETS Security (2018) - Engie


  • writing security guidelines
  • writing incident response procedures
  • education of the customer team about threats and incident response
  • automating threat analysis
  • new datacenter pre-flight checks
  • monthly checkups to ensure guidelines are being followed and lessons are learned from incidents

Tourbillon (2017-2018) - Engie

Time series storage platform

  • can efficiently store several terabytes of time-series data
  • high ingestion rate, with throttling
  • optimized for fast queries
  • support for versionned timeseries, useful for forecasts
  • uses PostgreSQL recent features and streaming replication
  • advanced aggregation methods for physical data (e.g. energy)
  • multi-tenancy and flexible ACLs
  • dynamic user interface using Vue.js

Dashi (2017) - Engie

Web-based file sharing

  • allows to view and share files using a web interface and/or a REST API
  • supports 2-factor authentication using a smartphone app
  • supports files up to 4GB, but can be configured to handle even larger files
  • service built using Django, web interface built using Vue.js
  • user can drag-n-drop files to upload them
  • on-line edit is possible with certain file types