A technical foundation built for multiple teams, delivered with rare rigour. Lasting upskilling followed.
Chief Technology Officertelecoms sector
SITIAM Solutions
Software architecture & web solutions of the highest standard
We design, industrialise and evolve demanding web applications, and we durably raise the level of the teams that build them — software quality, automation and AI-augmented development practices.
Expertise
Five pillars, one exacting standard.
From architecture decisions to the upskilling of teams, every engagement targets the same standard.
Software & technical architecture
Audit and design of web architectures, multi-team shared technical foundations, documented decisions, performance and scalability.
End-to-end web solutions
Fullstack JS/TS development (Angular, NestJS, Node) from framing to production release, relational and document databases.
Software quality & industrialisation
Automated QA (unit, e2e, mutation testing), CI/CD, containerisation and deployment, software craftsmanship.
AI-augmented development
Embedding agentic AI into team practices: assistants, autonomous agents, agent-driven software factories.
Technical leadership & upskilling
Coaching and training of fullstack teams, leading communities of practice, support for product decisions.
References & differentiators
Proven by facts.
Demanding major accounts have entrusted us with the architecture, technical leadership and upskilling of their teams.
- Orange
- Bell Télécommunications
- Revenu Québec
- AT Internet (Piano Analytics)
Multi-team foundations
×2
Shared technical foundations designed for several fullstack teams, on two occasions.
Agentic factory
Idea → release
Software factory driven by orchestrated AI agents, run in production.
Experience
≈ 9 yrs
Designing and building demanding web applications.
International
FR · CA
Engagements in France and internationally, in fluent professional English.
The firm
A principal architect, a team-grade standard
SITIAM Solutions is founded by Alexandre Rousseau, software architect and lead fullstack developer. An engineer by training, he has walked the full path from developer to tech lead to technical architect, in France and internationally. We speak the language of engineering teams as much as that of management.
- The full path: developer, tech lead, technical architect
- The language of engineering teams as much as that of leadership
- Engagements across France and internationally
In their words
Trust, delivery after delivery.
TESTIMONIALS ANONYMIZED — ATTRIBUTED BY ROLE, FOR CONFIDENTIALITY
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