Experience & case studies
Roles spanning Technical Product Manager, Head of Product & Engineering, Co-founder and CTO — across SaaS, fintech, mobility, Web3 and AI. Each engagement is shown with role, context and the angle that proves it.
Track record
Technical Lead · Product Engineering
Led product engineering for a SaaS platform and introduced AI agents across the software lifecycle, driving measurable improvements in quality, performance and delivery speed.
Head of Product & Engineering
Owned product and engineering for fintech-credit platforms handling complex financial workflows and transaction volumes — structuring delivery and growing the team as the product scaled.
Co-founder · Head of Product & Engineering
Co-founded an early-stage Web3 product built around a DeFi donation vault — designing on-chain logic and smart contracts and taking the product from idea to working protocol.
Technical Product Manager
Managed a mobility / parking product platform end-to-end, balancing stakeholder needs with delivery and keeping a complex multi-party system shipping.
Technical Product Manager · Software Engineer
Hybrid product-and-engineering role bridging the gap between what the business needed and what the codebase could deliver — shipping product while staying close to the build.
CTO
Held full technical ownership at startup scale — 0-to-1 execution, architecture decisions and the technical leadership a young company needs to move fast without breaking.
Founder · AI Product & Service
Building AI products and the Presetify service line: reusable prompt presets, domain-specific AI workflows and model prompting packaged into reliable, repeatable systems.
Own projects
Products designed, built and shipped as founder — fully operational and live.
Founder
AI-powered dating coach for apps and real-life guidance.
Built and launched an AI coaching product that guides users through profiles, photos, messaging and in-person dates — personalized, end-to-end guidance at every stage of the dating journey.
Founder · Smart Contract Developer
Web3 accountability protocol — stake crypto as commitment collateral.
Designed and shipped an on-chain accountability tool where users stake ETH/USDC in time-locked smart contracts as commitment collateral — using loss aversion to drive goal completion.
Founder · AI Workflow Designer
Reusable AI workflow presets and prompt-automation service.
Building a service line around reusable prompt presets and domain-specific AI workflows — turning one-off AI prompts into reliable, repeatable systems with consistent quality and measurable output.
Specific metrics — user counts, performance gains, transaction volumes and team growth — are shared under NDA on request, or as approved ranges. Some client names are shown with permission; others are referenced by sector.
Ask about the role, the constraint and the outcome on any engagement above. I'm happy to walk you through it — and share a profile / CV on request.
Aurélien Gekiere · Belgium · aurelien@biosai.io