🏠 Jonathan Holloway, Consulting CTO

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I've spent 17+ years covering a wide number of roles in the product world - both hardware and software as a:

  • Engineering Manager/CTO - building teams as the first employee, growing teams to around 100 in size. Architecting and coding v1 of the product and beyond in-house and with agencies.
  • Engineer - working with deep-tech companies for many years building complex products/SaaS platforms using Java/Python/Javascript/Ruby technology, often utilising predictive analytics. Mixture of web and mobile.
  • Product Manager - working on the product/engineering interface, user interviews, synthesis and product validation.
  • Founder - I've founded/co-founded several startups in the e-commerce, ed-tech, health-tech and pet-tech world.

I've worked at/consulted at/founded tech companies in Bristol, London, Berlin and Vancouver, understanding the tech ecosystems, startup scene and the unique challenges of each country and city.

Industry Domains

I've worked with many companies in:

  • eCommerce - both B2C and B2B SaaS platforms, complex integrations, point of sale and storefront work
  • Archiving/compliance - mainly in the financial sector for multi petabyte problems with messaging
  • Pharma/health-tech - on drug modelling, mental health applications and general health applications
  • Adtech - on behavioural analytics and large scale data problems
  • Prop-tech - on real-estate pricing, comparison as well as co-living
  • Insurance - on analytical model development and data engineering for calculating premiums and risk
  • Ed-tech - building and selling educational and assessment tools for higher education

What I've Built

  • Enterprise solutions for companies, such as Flybe (online checkin, seat assignment, customer accounts) and Kingfisher (machine learning search engine replacement)
  • Several eCommerce platforms with complex integrations from storefronts with ATG, Shopify to payment providers such as Datacash to B2B integrations with eBay, Amazon, Alibaba and Shopify
  • SaaS platforms supporting hundreds of thousands of users (Global Relay, Brightpearl)
  • Worked with big data, distributed grids and analytic problems for clothes fitting, drug modelling, search engines, GIS mapping
  • Worked with ad-tech platforms of various scale and complexity
  • Worked in Java, Javascript, Python, Ruby ecosystems using a variety of frameworks, libraries and tools
  • Web applications with so many frameworks I can't possibly list them
  • Mobile applications for point of sale and pet-technology with native and React Native tech