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Intelligent System Network Development

Platforms you can operate. Transformation you can govern.

We publish production-grade software and consult for organisations where standard tools stop short — finance, energy, public institutions, telecom, and complex enterprise operations. One accountable partner from product vision to on-call.

Paris studio — delivery across Europe and beyondPublisher + consulting since 2013Complex organisations, regulated environments

Two ways we create value

Like a software editor and transformation partner in one: products you can run for years, and programmes that modernise how your organisation works.

Publisher

Products & platforms we stand behind

QB and our open stack, Metasite-powered ingestion, and long-lived platforms we design for operators — engineered for load, observability, and handover.

Consulting

Transformation where complexity is the norm

Custom portals, core modernisation, data and reporting, governed AI, audits and rescue — when off-the-shelf software hits its limits.

What changes for leadership

Benefits that matter to operations and the board — not feature lists.

  • Real-time visibility

    Consolidated dashboards, reliable KPIs, and early warning when processes drift — decisions with evidence, not guesswork.

  • Faster execution

    Digitised workflows, fewer re-keying steps, and validation paths that match how teams actually work — shorter cycle times without reckless shortcuts.

  • Trusted data

    Contracts between domains, lineage, and exports that survive audit — one coherent story from operations to the board.

  • Governance & compliance

    Access control, traceability, and AI features that inherit your data-protection obligations — security teams can sign, not just tolerate.

One thread from brief to on-call

Strategy, UX, data, security, inference cost, and operations stay aligned when the same engineers own the arc.

We stay through integration tests, regulator questions, model drift, and traffic spikes — not heroics, the job.

2013

first production systems we still stand behind

15+

open repositories — proofs, not pitch decks

3

working languages — French, English, Spanish

Sectors we know deeply

We adapt fast when your industry is new to us — but we have walked these hallways long enough to be credible on day one.

Good quarters end with clearer runbooks, fewer mystery metrics, and systems the next team can operate without us in the room.
Studio principle — production over theatre

We put our name on code you can read

Our GitHub is a living portfolio: libraries we use in anger, not slideware. Start with QB if you care about performance under load — then talk to us about what you want to build next.

  • github

    qb

    The framework. Share-nothing actors over a non-blocking I/O runtime, with native C++20 coroutines. The I/O layer stands alone if the actor engine is more than you need.

    Visit the qb site
  • github

    qbm-http

    HTTP/1.1 through HTTP/3 and WebSocket behind one router — servers and clients written as actors.

  • github

    qbm-pgsql

    PostgreSQL’s wire protocol spoken directly over a socket, rather than wrapped around a client library.

Bring us the programme that matters.

What should your organisation be able to see and do in six months? We reply to serious inquiries within a few business days — with engineers who have shipped the hard parts.

ISNDEV — Software engineering from architecture to production