Emmanuel BALLERY
Chief Technology & Product Officer (CTPO)
Cognitics Engineer ENSC – Bordeaux Institute of Technology · Web expert, 15+ years of experience
Expert engineer and technical director with a dual Product/Tech culture. 15 years designing complex architectures (SaaS, ERP, high-security systems) and leading engineering teams. I have designed and operated very high-volume SaaS platforms for demanding key accounts (LVMH, Lacoste, Le Coq Sportif) — 1M+ product data points validated per day, contractual 99% SLA. I turn business challenges into robust technology roadmaps. Strong security background (ex-DGSE).
Experience
Senior Full-Stack Engineer · Technical Referent
Mevia — Alumnforce (Paris) — Alumnforce SaaS (alumni network management, 350 institutions). Fully remote role (from Metz), deliberately focused on technical impact: member of the technical leadership committee (4 senior referents) in a shared-governance model, no central CTO.
- Technical vision and evolution of the Alumnforce platform (architecture, scalability, security).
- Engineering standards: CI/CD, testing, quality, observability.
- Applied AI: built (in 1 month) an AI plugin wired to Jira, Jenkins and GitLab — resolves tickets, syncs with the product team and generates merge-ready MRs; 100% of PRs AI-assisted.
- Cross-team technical referent (Symfony) and developer mentoring.
Chief Technology & Product Officer (CTPO)
Sinfin — SaaS PIM/DAM/CMS/OMS vendor (Troyes) — Ownership of the technical strategy and modernisation of a critical, high-volume SaaS platform for Retail.
- Stakes: technical strategy for demanding key accounts (LVMH — 1M+ product data points validated per day, Lacoste, ESTAC, Le Coq Sportif, etc.), with a contractual 99% availability SLA.
- Management: leading and restructuring a team of 10+ engineers. Building a culture of excellence (code reviews, pair programming, standards).
- Architecture & refactoring: full migration from a legacy stack to a modern architecture (Symfony/React/API Platform) in 4 months, progressively (client-by-client re-onboarding) with zero downtime; AWS infrastructure costs cut by over 70% (monthly bill divided by more than 3).
- DevOps & industrialisation: CI/CD on every MR and every production tag (Docker/AWS/Azure) — delivery lead time cut from several weeks to under 24 h, on-demand deploys in under a minute, 300+ deployments over 2 years.
- Product: aligning the technical roadmap with business goals (CTPO).
Co-founder & CTO
Timcity — Real-estate SaaS (Melun) — From-scratch design of a full business ERP (rental management, property management, accounting): 26 SCCV entities of a single property developer onboarded — full accounting and construction-site tracking — in a few months.
- Tech strategy: sovereign choices of architecture and technologies. Design of a secure RESTful API.
- Delivery: development from MVP to production release. QA tooling and local development environment.
- Business: direct translation of legal and accounting constraints into software features. Administrative management and general management of the company.
Senior Architect & Consultant
x10 — Clients: Orange, CNRS, Apperture, Moria, URGO — Full-time independent practice — technical expertise, audit and complex development for key accounts, healthcare/industry and SMEs. Dual entrepreneur/engineer hat: company management, economic trade-offs and a client-ROI "quick win" culture.
- Key accounts (Orange, recurring client since 2015): internal mapping and ticketing tools, OpenShift infrastructure maintenance.
- Healthcare/industry (Moria, URGO via Apperture): applications meeting strict traceability standards.
- Audit & training: code audits and performance optimisation for SMEs; lecturing at HITEMA for 3 years (4 cohorts) on modern architectures and DevOps.
R&D / Security Engineer
French Ministry of Defence — DGSE (Paris) — Technical lead of a team of around ten — design of analysis tools in a high-confidentiality environment.
- Security: development under strong constraints (encryption, traceability, compartmentalisation).
- Standardisation: creation of internal foundation libraries to unify the department's development.
R&D Engineer & Tech Lead
Domicalis — e-health SaaS vendor (HAD) — Design of a SaaS platform for medical care coordination in home hospitalisation.
- Architecture & product (CTPO role): design of the platform core, integration of heterogeneous data flows (connected health devices), patient-data integrity and translation of medical needs into specifications and ergonomic UX.
- Management: operational leadership of a team of 10, plus development processes and quality follow-up.