ETANDEX Tech Stack

French specialty construction firm focused on waterproofing and concrete protection

Construction Les Ulis Courtaboeuf , Ile de France 501–1,000 employees Founded 1973 Privately Held

ETANDEX is a 50-year-old French construction contractor specializing in waterproofing, concrete repair, and structural protection across infrastructure projects. The tech stack reveals an engineering-first organization: CAD tools (AutoCAD, SolidWorks), scientific computing (Python, pandas, NumPy, scikit-learn, PyTorch, TensorFlow), and industrial workflow automation (SAP, n8n, Tableau). The migration off Sage toward SAP and Cegid, combined with active projects in data flow automation and timekeeping system redesign, signals modernization of back-office operations to match field complexity.

Tech Stack 20 technologies

Core StackAutoCAD SAP Python pandas NumPy scikit-learn PyTorch TensorFlow SolidWorks n8n Tableau Grafana Excel Microsoft Office Google Workspace C/C++ OpenCV SQL

ReplacingSage

What ETANDEX Is Building

◆Challenges

Expanding business engineering capacity
Responding to public tenders
Developing commercial network
Complex technical dossiers
Sealant application improvement
Anticipating new use cases
Managing construction project budgets
Ensuring on-time delivery
Controlling material consumption
Estimating construction costs

▲Active Projects

Data flow automation
Proposing technical solutions and execution methodologies
Automatisation des flux de données
Preparing technical reports
Existing sealant coating optimization
Sealant system implementation and testing
Innovative construction projects
Payroll migration from sage to cegid
Measuring and costing works
Timekeeping system redesign with sap

Hiring Activity

Decelerating40 roles · 10 in 30d

Department

Construction

Engineering

Sales

Data

Ops

Logistics

Research

Seniority

Junior

Mid

Senior

Intern

Lead

Manager

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About ETANDEX

ETANDEX operates across waterproofing applications (foundations, water tanks, tunnels, bridges), concrete repair and protection (seismic upgrades, corrosion inhibition, structural reinforcement), and specialty flooring and coating work. Founded in 1973 and headquartered in Les Ulis, the firm employs 501–1,000 people across 10 branches in France, generating €64 million in annual revenue (2013 baseline). The company responds to public tenders and manages complex technical dossiers for municipal and industrial clients. Current focus spans field capacity expansion, coating system optimization, and internal automation of data flows and project management.

HeadquartersLes Ulis Courtaboeuf , Ile de France

Company Size501–1,000 employees

Founded1973

Hiring MarketsFrance

Frequently Asked Questions

What technologies does ETANDEX use?

AutoCAD and SolidWorks for design; SAP for operations; Python, PyTorch, and TensorFlow for analysis; Tableau and Grafana for reporting; n8n for workflow automation; Excel and Google Workspace for collaboration.

What is ETANDEX working on?

Data flow automation, payroll migration from Sage to Cegid, timekeeping system redesign with SAP, sealant coating optimization, and technical proposal development for public tender responses.