Available to hire
Hi, I’m Ron Cadier, a freelance software engineer with 15+ years of experience in startups and scaleups. I’m a full-stack developer with a passion for building scalable systems and delivering tangible product impact.
I’m skilled in Ruby, Rails, JavaScript, Node.js, and cloud technologies, and I enjoy leading engineering teams as a tech lead. I focus on scalable architecture and emerging AI systems for image and video generation.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Language
Dutch
Fluent
English
Fluent
Work Experience
Senior Software Developer / Tech Lead at Salonized
February 1, 2025 - October 13, 2025Helped Salonized grow from a small startup into a successful scale-up. Contributed to a wide range of projects focused on scalability, feature development, and technical innovation. Gained extensive experience in hiring, mentoring, and leading engineering teams as a technical lead.
Freelance Software Engineer at JustPost.ai
August 1, 2025 - October 13, 2025Worked on implementing AI agents and AI tooling for JustPost.ai.
Software Engineer at ikbenfrits
June 1, 2017 - October 13, 2025Created software to compare mortgages and do comprehensive calculations and analysis on it.
Software Developer at Streamit B.V.
September 1, 2015 - October 13, 2025Developed Angular frontend for the Streamit hardware.
Web Developer at 80beans B.V.
August 1, 2013 - October 13, 2025Web development consultancy on a large number of projects.
Freelance Software Engineer at Justpost.ai
August 1, 2025 - October 13, 2025Worked on implementing AI agents and AI tooling for Justpost.ai.
Senior Software Developer / Tech Lead at Salonized
February 1, 2025 - October 13, 2025Helped Salonized grow from a small startup into a scalable company; contributed to scalability, feature development, and technical innovation. Gained extensive experience in hiring, mentoring, and leading engineering teams as a technical lead.
Software Engineer at ikbenfrits
June 1, 2017 - October 13, 2025Created software to compare mortgages and perform comprehensive calculations and analyses.
Software Developer at Streamit B.V.
September 1, 2015 - October 13, 2025Developed Angular frontend for the Streamit hardware.
Web Developer at 80beans B.V.
August 1, 2013 - October 13, 2025Web development consultancy spanning a large number of projects.
Senior Software Developer / Tech Lead at justpost.ai
August 1, 2025 - October 13, 2025Worked on implementing AI agents and AI tooling for justpost.ai, focusing on scalable design and collaborator tooling.
Senior Software Developer / Tech Lead at Salonized
February 1, 2025 - October 13, 2025Helped Salonized grow from a small startup into a successful scale-up. Contributed to scalability, feature development, and technical innovation; gained experience in hiring, mentoring, and leading engineering teams as a technical lead.
Software Engineer at ikbenfrits
June 1, 2017 - October 13, 2025Created software to compare mortgages and perform comprehensive calculations and analysis on it.
Software Developer at Streamit B V
September 1, 2015 - October 13, 2025Developed angular frontend for the Streamit hardware.
Web Developer at 80beans B.V.
August 1, 2013 - October 13, 2025Web development consultancy on a large number of projects.
Senior Software Engineer / Tech Lead at justpost.ai
August 1, 2025 - October 13, 2025Worked on implementing AI agents and AI tooling for Justpost.ai, focusing on scalable engineering for AI-driven features.
Senior Software Developer / Tech Lead at Salonized
February 1, 2025 - October 13, 2025Helped Salonized grow from a small startup into a successful scale-up. Contributed to a wide range of projects focused on scalability, feature development, and technical innovation. Gained extensive experience in hiring, mentoring, and leading engineering teams as a technical lead.
Software Engineer at ikbenfrits
June 1, 2017 - October 13, 2025Created software to compare mortgages and do comprehensive calculations and analysis on it.
Software Developer at Streamit B.V.
September 1, 2015 - October 13, 2025Developed Angular frontend for the Streamit hardware.
Web Developer at 80beans B.V.
August 1, 2013 - October 13, 2025Web development consultancy with a large number of projects.
Freelance Software Engineer at justpost.ai
August 1, 2025 - October 13, 2025Worked on implementing AI agents and AI tooling for justpost.ai.
Senior Software Developer / Tech Lead at Salonized
February 1, 2025 - October 13, 2025Helped Salonized grow from a small startup into a scale-up; contributed to scalability, feature development, and technical innovation; gained experience in hiring, mentoring, and leading engineering teams as a technical lead.
Software Engineer at ikbenfrits
June 1, 2017 - October 13, 2025Created software to compare mortgages and perform comprehensive calculations and analysis on it.
Software Developer at Streamit B V
September 1, 2015 - October 13, 2025Developed Angular frontend for the Streamit hardware.
Web Developer at 80beans B.V.
August 1, 2013 - October 13, 2025Web development consultancy working on a large number of projects.
Education
Bachelor's degree in Information Technology at Fontys Hogeschool Eindhoven
January 1, 2004 - January 1, 2008Bachelor's degree Information Technology at Fontys Hogeschool Eindhoven
January 1, 2004 - January 1, 2008Bachelor's degree at Fontys Hogeschool Eindhoven
January 1, 2004 - January 1, 2008Bachelor's degree in Information Technology at Fontys Hogeschool Eindhoven
January 1, 2004 - January 1, 2008Bachelor's degree in Information Technology at Fontys Hogeschool Eindhoven
January 1, 2004 - January 1, 2008Qualifications
Krauthammer Certification
October 1, 2021 - October 13, 2025Krauthammer - Generative AI, Board game design, Cooking
October 1, 2021 - October 13, 2025Generative AI, Board game design, Cooking
October 1, 2021 - October 13, 2025Generative AI training
October 1, 2021 - October 13, 2025Industry Experience
Software & Internet, Professional Services, Media & Entertainment, Computers & Electronics, Education
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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