Ryan Stenhouse

CTO / VP Engineering with IPO Experience
Shibuya, Tokyo
linkedin.com/in/ryanstenhouse
hello@ryanstenhouse.dev
+81-80-3496-5961
CTO-level executive building scalable platforms, teams, and AI-powered systems that drive growth. 20+ years architecting B2B SaaS from startup through IPO. Currently leading strategic EU AI Act compliance and AI-powered platform integrations. Delivers business results: 99.999% reliability, zero-defect security audits, and technical foundations that close enterprise deals.

Work Experience

Head of Platform

Beatrust Corp

Jan 2025 - Current
  • Provides company-wide technology leadership as de-facto CTO, including EU AI Act compliance strategy, strategic partnership evaluation, and technical vision alignment with Series A fundraising objectives.
  • Leads technical evaluation and integration planning for strategic enterprise partnerships, prioritizing integrations that expand addressable market while minimizing technical debt and maintaining platform flexibility.
  • Led ISO 27001:2022 (ISMS) certification in collaboration with C-suite, achieving zero nonconformities (08/2025), thereby positioning company for funding readiness and customer acquisition.
  • Established security-first development culture and shift-left QA practices to accelerate enterprise sales cycles and improve competitive positioning in regulated markets.

Platform Leader

Feb 2022 - Dec 2024
  • Post-IPO technical leadership across 6 countries.
  • Led platform strategy for M&A integration of 5 acquired companies, reducing operational costs and aligning workflows.
  • Managed ¥55M+ budget while achieving 99.999% uptime across all properties.
  • Built unified platform engineering culture across Japan, Indonesia, Singapore, Thailand, Taiwan, and Korea.

Senior System Architect

Dec 2019 - Feb 2022
  • Scaled platform team 0→7 while architecting for IPO.
  • Led technical due diligence for successful Tokyo Stock Exchange listing.
  • Established infrastructure foundation supporting international expansion.
  • Led vendor evaluation process for security tools and negotiated enterprise-level contracts, reducing per-seat costs by up to 65%.
  • Aligned technical roadmaps with business objectives, translating complex concepts for C-suite stakeholders and securing executive buy-in for critical infrastructure investments.

Senior Software Engineer

Feb 2018 - Dec 2019
  • Early engineering hire; proposed and prototyped booking engine pivot that transformed company revenue model.
  • Established interview processes and engineering culture that supported rapid company scaling.

Senior Software Engineer

Sep 2014 - Feb 2018
  • Led global B2B retail SaaS platform (before Allm’s pivot to medical tech), serving thousands of retail stores worldwide; reduced cost-per-customer by 90%.

Entrepreneurial Activities

Founder (CTO / CEO)

Apr 2022 - Current
  • Founded and led SaaS and e-commerce ventures with international reach (Japan, EU, UK, APAC).
  • Conceived and launched FacetScore, an AI-powered sentiment and reputation intelligence platform (invite-only MVP in 2024).

Founder (CTO / CEO)

Dec 2010 - Oct 2014
  • Delivered SaaS products and managed global client projects across five countries while founding Converge, Scotland's first all-of-industry technology conference.

Skills

  • Executive Leadership: SaaS architecture, product development, global team scaling, IPO readiness, executive communication, M&A integration, vendor management,OKRs, hiring, coaching, budgeting, KPI
  • Security & Compliance: ISO 27001:2022, PCI DSS, Privacy Mark, OWASP, secure development practices, zero-trust architecture, security audits
  • Cloud & Infrastructure: AWS, GCP, DevSecOps, Kubernetes, Terraform, cost optimization, high-availability architecture, 99.999% uptime delivery
  • AI & Machine Learning: Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), BERT, LangChain, Agentic AI, computer vision, EU AI Act compliance
  • Data Engineering: Data warehousing, analytics platforms, ETL pipelines, business intelligence
  • Languages: English (Native), Japanese (working towards Business proficiency with ongoing formal study)

Education

BSc (Distinction) Computing

University of Abertay Dundee

Sep 2002 - Nov 2004

HND Software Engineering

Sep 2000 - Aug 2002