Floris Tisseyre

Experience

1. 2021 — present

   Fully remote from Gap

   Senior Software Engineer · A Paris scale-up

   Build robust, scalable systems at high velocity.

   • Designed and implemented the initial platform: domain-driven microservices, a CQRS framework, an event-based system (Kafka, Google Pub/Sub), Redis, engineering practices.
   • Delivered the first production-ready version of the platform.
   • Contributed to the POS integration ecosystem:
     • – integrated a POS aggregator for rapid market entry;
     • – built a POS simulator to speed up development cycles;
     • – automated testing and living documentation;
     • – implemented a complex POS integration (Spain).
   • Put in place the loyalty system.
   • Led the internal tooling team:
     • – introduced a Retool-based low-code platform;
     • – experimented with n8n automations and AI blocks;
     • – developed an AI agent that processes reimbursement cases securely, under internal rules.
   • Improved the financial platform and pipelines: reliability, performance, reconciliation accuracy.
   • Pioneered AI-augmented engineering:
     • – advocated IDE agents: Cline, Cursor, Augment Code;
     • – experimented with autonomous CI/CD agents for reviews, pull requests and security;
     • – integrated Notion, Linear and in-house MCP servers;
     • – orchestrated a full codebase transformation for reconciliation with a continuous AI agent.
2. 2018 — 2021

   Toulouse

   Software Crafting Lead · OCTO Technology

   Technical leadership, architecture and engineering practices for major clients in aerospace, public sector and retail.

   • Led software engineering initiatives for French civil aviation: architecture, code quality, performance modernisation, team practices.
   • Led the refactoring and optimisation of Airbus assembly-planning systems.
   • Built and grew OCTO Toulouse's local engineering team.
   • Performed high-value code audits (ProBTP, DILA, CLS, ADEO, startups); delivered workshops and training on TDD, Clean Code, software design, agility and management.
   • Recognised for combining pedagogy, deep technical insight and practical engineering rigour.
3. 2017 — 2018

   Toulouse

   Agile Coach · Altran

   • Coached a team in a SAFe® context.
   • Coached a team technically to deliver better software.
   • Facilitated agile workshops: ceremonies, Impact Mapping, Event Storming, ideation.
4. 2015 — 2017

   Pau

   IT Manager 3.0 · Anaqua Services

   Servant leader and technical contributor of the company's IT department.

   • Led the agile transformation: mindset, methods, practices.
   • Defined and executed the strategic product roadmap.
   • Contributed to software development across the product suite.
   • Implemented and maintained the hardware infrastructure, virtualised and standardised (€300k).
5. 2013 — 2014

   Fos-sur-Mer

   Change Leader · ArcelorMittal

   Led the plant's improvement plan, based on Lean Manufacturing and the Theory of Constraints.

   • Built cost-deployment matrices and the improvement plan for continuous steel casting, with a €20M/year profit objective by 2020.
   • Created and coordinated 200 kick-off workshop days; trained 35 facilitators for 4,000 participants, on a €1M budget.
6. 2008 — 2013

   Fos-sur-Mer

   Project Manager · ArcelorMittal

   Led and supported the IT transformation of the steel plant: more than 50 applications, a €16M budget.

   • Built the architecture of the new system; industrialised R&D projects.
   • Organised tenders (€2M); led UI design and development (7 people, 25 applications).
   • Coached the development teams with continuous-improvement methods; set up facilitation workshops with end users.
7. 2005 — 2008

   Paris, Marseille

   Developer, then Junior Team Leader · Steria

   • Migrated a combat-management system for DCNS.
   • Built business service management for Orange and Groupama.
   • Developed a network-activation service for Orange, Neuf Telecom, Axione and Cegetel.