WeHighTech · Founded in 2017 · Paris, France

High-precision technology solutions, powered by artificial intelligence. Quality as the foundation, excellence as the standard.

2017
Founded
150+
Projects delivered
98%
Satisfaction
24/7
Support
Next.js
React
TypeScript
Node.js
Python
FastAPI
LangChain
OpenAI
AWS
Docker
Kubernetes
PostgreSQL
Redis
Terraform
Flutter
React Native
Next.js
React
TypeScript
Node.js
Python
FastAPI
LangChain
OpenAI
AWS
Docker
Kubernetes
PostgreSQL
Redis
Terraform
Flutter
React Native
Client references

Trusted by
industry leaders.

10+
major accounts
5
industries
CAC40
& national leaders
SG
Société Générale
Finance & Banking
BNP
BNP Paribas
Finance & Banking
CE
Caisse d'Épargne
Finance & Banking
BfB
BforBank
Finance & Banking
GRT
GRTgaz
Energy & Utilities
ENE
Enedis
Energy & Utilities
GC
Groupe Casino
Retail & Distribution
GL
Galeries Lafayette
Retail & Distribution
EA
Europe Assistance
Insurance
MJ
Ministère de la Justice
Public Sector

Leading companies trust WeHighTech with their mission-critical projects.Join them →

Expertise

Solutions built
for excellence,
for every challenge.

Every project is a chance to exceed expectations. Quality, rigor and measurable results.

01

Artificial Intelligence

LLMs, autonomous agents, RAG and computer vision. Tailored AI solutions that create real, measurable value.

LLM & RAGAgentsML / DL
02

Software Development

High-performance web and backend applications, scalable architectures, robust APIs. Industrial-grade code quality.

Next.jsNode.js / PythonCloud Native
03

Digital Transformation

Strategy, audit and rollout to modernize your IT systems, digitize your processes and accelerate competitiveness.

StrategySystem IntegrationRoadmap
04

Data & Analytics

Data pipelines, warehouses and real-time dashboards to run your business on facts, not intuition.

Data Eng.BIDataLake
05

Cybersecurity

Audits, Zero Trust architecture, GDPR compliance and incident response. Protect your critical digital assets.

PentestGDPRZero Trust
06

Mobile Applications

Native or cross-platform iOS & Android, premium UX and embedded AI for an outstanding user experience.

React NativeFlutterPremium UX
Approach

A partner at every step
of your transformation.

We don't deliver a project and disappear. We support you from the initial audit through continuous evolution, like an internal partner.

01
We start from your reality

Audit & Scoping

Diagnosis of your IT systems, process mapping, identification of high-impact opportunities. We co-build a realistic, prioritized roadmap.

  • Technical & functional audit
  • Quick-win identification
  • Prioritized roadmap
  • Controlled budget & planning
02
We build with you

Design & Rollout

Tailored architecture, agile development and progressive integration into your existing systems. Your teams are involved at every sprint.

  • Scalable, evolving architecture
  • Short sprints, continuous delivery
  • Integration with existing systems
  • Testing & quality assurance
03
We stay by your side

Adoption & Evolution

Team training, ongoing support and iteration to maximize adoption. Your transformation isn't a project, it's a journey.

  • Change management
  • Business team training
  • 24/7 support & monitoring
  • Evolutions & new features
Ready to start your transformation?
We start with a free audit of your current situation.
Start your free audit →
AI & Transformation

AI as a lever
for your growth.

We build AI solutions that create real, lasting value. Not AI for AI's sake.

×10
Productivity
−60%
Operating costs
24/7
Availability
<3 months
Time to production

Autonomous AI agents

Automate complex workflows with agents able to reason and act autonomously.

LLMs & business assistants

Language models trained on your internal data for a precise, contextual assistant.

RAG & knowledge base

AI connected to your documentation, with sourced, verifiable, always up-to-date answers.

Computer vision

Detection, classification and automated quality control through real-time image analysis.

Prediction & forecasting

Anticipate trends and optimize stock with tailored predictive models.

Cognitive automation

Turn repetitive processes into intelligent, AI-driven workflows.

Start your AI project →
WeHighTech in numbers
0+
Projects delivered
Since 2017
0 yrs
Of expertise
Driving innovation
0%
Client satisfaction
Measured on every project
0+
Major accounts
CAC40 & national leaders
Industries

Proven expertise
across sectors.

We work in demanding industries where reliability and performance aren't optional.

4 clients

Finance & Banking

Mission-critical banking systems, open banking, regulatory compliance and digital customer experience.

Société GénéraleBNP ParibasCaisse d'ÉpargneBforBank
2 clients

Energy & Utilities

Smart grid management, industrial monitoring, IoT and energy transition.

GRTgazEnedis
2 clients

Retail & Distribution

E-commerce platforms, intelligent supply chain, customer data and large-scale personalization.

Groupe CasinoGaleries Lafayette
1 client

Insurance

Digitizing insurance journeys, claims automation and predictive risk analysis.

Europe Assistance
1 client

Public Sector

Modernizing critical platforms for government administration, in a demanding agile framework.

Ministère de la Justice
Case studies

Real missions,
concrete results.

A look at critical projects delivered for our enterprise clients, sector by sector.

2024 - ongoing
Société Générale · Finance & Banking

Counterparty risk engine

Context

Compute critical counterparty risk metrics in real time, in a heavily regulated banking environment, at massive data scale.

Approach

Designed and deployed a cloud-native microservices ecosystem on Azure & Kubernetes, processing data streams via Apache Spark and Kafka, algorithmic performance tuning, TDD/BDD and Clean Code, automated CI/CD (GitHub/Jenkins). Pioneered AI tooling (GitHub Copilot, Claude) adoption within the team.

Outcome

Significantly reduced processing times, a marked drop in production incidents, and accelerated development velocity through AI adoption, all within a strict regulatory framework.

JavaSpring BootApache SparkAzureKubernetesKafka
2022 - 2024
GRTgaz · Energy & Utilities

Energy distribution management platform

Context

Design an event-driven platform able to absorb real-time data streams, on a system critical to national gas distribution.

Approach

Event-driven microservices architecture, Java/Kotlin backend and TypeScript frontend with reactive programming (Reactor, Kafka), scoping workshops with business teams, CI/CD on GitLab, Terraform-driven AWS deployments.

Outcome

A reliable, responsive platform delivered continuously over two years, on infrastructure where any failure has national impact.

KotlinSpring BootAngularKafkaAWSTerraform
2021 - 2022
Groupe Casino · Retail & Distribution

Campaign & offer engine

Context

Design the backend APIs for the campaign and commercial offer engine, at the scale of a major retail group.

Approach

API design in Kotlin and Java, TDD, BDD and functional programming practices, SOLID/KISS/DRY/YAGNI principles, continuous integration and deployment on GitLab and Google Cloud Platform.

Outcome

A robust, maintainable campaign engine delivered over just above a year, powering a core part of the group's commercial activity.

KotlinJavaPostgreSQLGCPKubernetes
2017 - 2020
Enedis · Energy & Utilities

Modernizing electricity distribution systems

Context

Evolve critical electricity distribution systems while maintaining their reliability, with architecture design responsibilities.

Approach

Full-stack development with a Java/Kotlin backend and Angular/TypeScript frontend, craftsmanship practices (TDD, ATDD, BDD, DDD, Hexagonal Architecture, Clean Code), continuous integration and automated deployments with Ansible.

Outcome

Over three years contributing to the architecture and reliability of a system critical to national electricity distribution.

JavaKotlinAngularPostgreSQLKafka
2020
Galeries Lafayette · Retail & Distribution

Full-stack development in a craftsmanship team

Context

Analyze and technically design new features within a craftsmanship-driven team, on a demanding retail platform.

Approach

Full-stack development (front, back, API) in Java/Kotlin and Angular/TypeScript, Clean Code, TDD, BDD, DDD, Hexagonal Architecture, code reviews and mob programming, knowledge sharing through internal tech sessions.

Outcome

Continuous feature delivery within a culture of technical excellence, on a platform deployed on Google Cloud Platform.

JavaKotlinAngularKubernetesGCP
2020 - 2021
Ministère de la Justice · Public Sector

Critical platform for the justice sector

Context

Build and evolve a critical platform for the justice sector, in an agile context with a strong reliability requirement.

Approach

Full-stack front and back-end development, product framing with business stakeholders, developer mentoring, Clean Code and code reviews, knowledge sharing on functional programming (Java Streams, Kotlin fundamentals).

Outcome

A platform delivered continuously on a sensitive government system, with the team leveling up on craftsmanship practices.

JavaKotlinAngularOpenShiftDocker
Our values

What's defined us
since 2017.

Non-negotiable principles that guide every decision we make and shape our client relationships.

01

Uncompromising quality

Quality isn't a goal, it's how we operate. Every deliverable meets our highest standards.

02

Operational excellence

Design, development, testing: we aim for excellence at every step. No detail left to chance.

03

Continuous innovation

Constantly watching the field, we integrate best practices to give you a real competitive edge.

04

A service mindset

We listen, advise, deliver. Client satisfaction is how we measure our success.

05

Total transparency

Open communication, clear reporting, controlled budgets. Always informed, never surprised.

06

Reliability & trust

We honor our commitments. Deadlines met, results delivered. Your trust is our most valuable asset.

Our process

A proven method.

01

Discovery

Analysis of your needs, IT systems and business goals.

02

Design

Technical architecture, technology choices and prototyping.

03

Development

Agile sprints, code reviews and automated testing.

04

Deployment

Production rollout, monitoring and documentation.

05

Support

Proactive maintenance and continuous evolution.

Our story

A high-tech
company built
for your success.

Founded in 2017, WeHighTech was born from a conviction: in the tech industry, quality is the only path to lasting success.

We hire the best engineers, invest in their continuous training, and cultivate a culture of excellence reflected in every product we ship.

Work with us →
Riadh Mnasri, fondateur de WeHighTech

“Quality isn't a buzzword, it's the core value that runs through every part of our operations, from our products to our client relationships.”

Founder, WeHighTech · 2017
Passionate, specialized senior engineers
Continuous training and team development
Latest-generation tools & technologies
Quality checks at every stage of development
Client relationships built on transparency
Tailored solutions for every unique need
Contact

Let's start your
project together.

Response within 24 business hours. Let's discuss your goals and define the best approach together.

Email
contact@wehightech.com
Headquarters
66 Avenue des Champs-Élysées, 75008 Paris
Available

Mon–Fri, 9am–6pm.
Guaranteed response within 24 business hours.

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