John Kavanagh
Senior Full-Stack Engineer | CTO as a Service
Salary / Daily rate
London, UK
Mobility: London, Paris, ...
Freelance, open to permanent contract
Can come onsite
Skills
Languages
About me
Intro
Senior Full-Stack Engineer & Fractional CTO with 15+ years experience specializing in ML, fintech, and cryptocurrency solutions. Currently serving as Contract CTO at invisible Architects, with proven leadership at Financial Times and RADIX DLT. Expert in microservices, AWS cloud architecture, and JavaScript/Node.js development delivering scalable enterprise solutions.
Work experience
Contract CTO, Full-Stack Engineer
invisible Architects
Apr 2023 - Present
3 years 7 months
Providing Contract CTO / Fullstack Development Services for Machine Learning & Cryptocurrency industries.
Senior Full Stack JavaScript Developer
RADIX DLT
Nov 2021 - Mar 2023
1 year 5 months
London, UK
metalynx
Apr 2021 - Dec 2021
9 months
Chief Technology Officer
May 2021 - Dec 2021
8 months
Contract CTO
Apr 2021 - May 2021
2 months
London, UK
CTO Metalynx
Senior Software Development Engineer
Financial Times
Jun 2020 - Mar 2021
10 months
London, UK
Senior Full Stack Engineer
invisible ArchitectsFreelance
Oct 2019 - Jul 2020
10 months
London, UK
Wipro Digital
Sep 2017 - Jul 2019
1 year 11 months
London, UK
Senior JS Engineer, Full-Stack Developer
Sep 2018 - Jul 2019
11 months
London, UK
Senior Full-Stack Developer
Sep 2017 - Oct 2018
1 year 2 months
London, UK
Project: Lloyds / Halifax Mortgage Transformation Programme
Interactive Producer, Creative Developer, Owner
Indivisible Arts & Media
Oct 2015 - Oct 2018
3 years 1 month
London, UK
New Media, Interactive Production, Concept Development
Consultant CTO, Full-Stack Developer
invisible Architects
Nov 2014 - Oct 2018
4 years
London, UK
Consulting & full-stack development for third parties: startups, SMEs, art organisations, non-profits, fintech. Offering 5+ years CTO experience, 15+ years of full-stack development experience. Specialisations: * R&D * Prototyping & RAD * Feasibility Studies * Systems Review and Reporting * Microservices * Machine Learning * Cloud integration and AWS * Back-end Architectures * Front-end Architectures & Frameworks * Interaction Design * Distributed Databases * Data Modelling * Team building & leadership * NodeJS
Senior Full Stack Developer (R&D)
Coastline Gaming
Jan 2014 - Dec 2014
1 year
Technical Consultant & Full-Stack Developer
Self
Sep 2013 - Dec 2014
1 year 4 months
London, UK
Providing consultation and development services in all areas of expertise to New Media companies, Cloud computing and web-based scale-ups & start-ups.
Education
UCD
Bachelor of Science (B.Sc.)
1997 - 2001
5 years
University College Dublin
Bachelor of Science (BSc)
1997 - 2001
5 years
Portfolio
