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I am a high-calibre Senior Full Stack Developer and Technical Director with 20+ years of experience delivering mission-critical digital solutions. I specialise in modern web architectures (React, TypeScript, Supabase) and secure clinical infrastructure as a Trusted Supplier to University College Dublin. I’ve led complex platform builds, architectural overhauls, and cross-functional teams to deliver robust, scalable systems for global brands and academic institutions. My background as an international producer has instilled a global perspective, adaptability, and the ability to deliver under high pressure. I pride myself on exceptional client communication—bridging the gap between technical complexity and business goals, and translating evidence-based requirements into clear, actionable roadmaps for technical and non-technical stakeholders.…I am a high-calibre Senior Full Stack Developer and Technical Director with 20+ years of experience delivering mission-critical digital solutions. I specialise in modern web architectures (React, TypeScript, Supabase) and secure clinical infrastructure as a Trusted Supplier to University College Dublin. I’ve led complex platform builds, architectural overhauls, and cross-functional teams to deliver robust, scalable systems for global brands and academic institutions. My background as an international producer has instilled a global perspective, adaptability, and the ability to deliver under high pressure. I pride myself on exceptional client communication—bridging the gap between technical complexity and business goals, and translating evidence-based requirements into clear, actionable roadmaps for technical and non-technical stakeholders.

Ian Andrew Ellis

PRO

Full Stack Developer, Front-End Developer, Back-End Developer, +3

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I am a high-calibre Senior Full Stack Developer and Technical Director with 20+ years of experience delivering mission-critical digital solutions. I specialise in modern web architectures (React, TypeScript, Supabase) and secure clinical infrastructure as a Trusted Supplier to University College Dublin. I’ve led complex platform builds, architectural overhauls, and cross-functional teams to deliver robust, scalable systems for global brands and academic institutions. My background as an international producer has instilled a global perspective, adaptability, and the ability to deliver under high pressure. I pride myself on exceptional client communication—bridging the gap between technical complexity and business goals, and translating evidence-based requirements into clear, actionable roadmaps for technical and non-technical stakeholders.…I am a high-calibre Senior Full Stack Developer and Technical Director with 20+ years of experience delivering mission-critical digital solutions. I specialise in modern web architectures (React, TypeScript, Supabase) and secure clinical infrastructure as a Trusted Supplier to University College Dublin. I’ve led complex platform builds, architectural overhauls, and cross-functional teams to deliver robust, scalable systems for global brands and academic institutions. My background as an international producer has instilled a global perspective, adaptability, and the ability to deliver under high pressure. I pride myself on exceptional client communication—bridging the gap between technical complexity and business goals, and translating evidence-based requirements into clear, actionable roadmaps for technical and non-technical stakeholders.

Available to hire

Leeds, United Kingdom

I am a high-calibre Senior Full Stack Developer and Technical Director with 20+ years of experience delivering mission-critical digital solutions. I specialise in modern web architectures (React, TypeScript, Supabase) and secure clinical infrastructure as a Trusted Supplier to University College Dublin. I’ve led complex platform builds, architectural overhauls, and cross-functional teams to deliver robust, scalable systems for global brands and academic institutions.

My background as an international producer has instilled a global perspective, adaptability, and the ability to deliver under high pressure. I pride myself on exceptional client communication—bridging the gap between technical complexity and business goals, and translating evidence-based requirements into clear, actionable roadmaps for technical and non-technical stakeholders.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

German

Intermediate

French

Intermediate

Work Experience

Senior Full Stack Developer at Ossia Creative / Freelancer

May 2, 2019 - Present

Operating as a technical partner and trusted supplier to University College Dublin (UCD), delivering bespoke platform architecture and front-end/back-end solutions with clear, proactive communication. Led architecture discussions, security considerations, and cloud infrastructure decisions to deliver high-performance, scalable applications for diverse clients and internal projects.

Tech Lead / Infrastructure Lead at Nerve Agency

April 1, 2018 - April 1, 2019

Responsible for the technical roadmap, security, and hosting infrastructure for a portfolio of ~100 client websites. Architected and managed high-availability hosting and security practices, delivering reliable uptime (99.9%) and robust disaster-recovery planning while standardising processes across multiple client deployments.

Senior Developer at Freelance

June 1, 2006 - April 1, 2018

Delivered high-fidelity front-end and back-end solutions for agencies and direct clients. Notable engagements included Jet2 advertising assets, World Trade Centre Abuja web presence, and other high-impact projects, focusing on performance, accessibility, CMS integrations, and scalable delivery across multi-site deployments.

Senior Full Stack Developer & Technical Director at Ossia Creative / Freelance

May 1, 2019 - Present

Operating as a technical partner and trusted supplier to University College Dublin (UCD). Led bespoke platform architecture, integrated WordPress with REDCap SDK for real-time data sync, developed secure medical portals and risk calculators, and built high-traffic e-commerce and logistics platforms. Drove front-end & back-end engineering across WordPress, React, TypeScript, Node.js, and PostgreSQL; implemented multi-language support and robust data integrity processes.

Technical Lead at Nerve Agency

April 1, 2018 - April 1, 2019

Responsible for the technical roadmap, security, and hosting infrastructure for a portfolio of ~100 client websites. Architected and managed high-availability hosting, security controls, and continuous delivery pipelines; improved uptime, security, and operational efficiency.

Full Stack Developer at Home Agency

January 1, 2015 - December 31, 2018

Delivered high-fidelity HTML5 advertising assets and web experiences under stringent brand guidelines; contributed to projects for Jet2, World Trade Centre Abuja and other major clients; implemented efficient workflows and contributed to multi-language sites.

Project Manager at Bob Boz Digital

January 1, 2011 - December 31, 2011

Interim Head of Development during a critical transition period, overseeing project delivery and coordinating cross-functional teams.

Programmer / Database Developer at 4Soft UK

January 1, 2004 - December 31, 2006

Database design and maintenance for global logistics giants (e.g., DHL, Maersk).

Front-End Developer at Twenty Six Digital

January 1, 2012 - December 31, 2013

Produced interactive iPad training applications for L'Oreal & Wella, driving high engagement and brand consistency.

Front-End Developer at WAP Infold

January 1, 2014 - December 31, 2014

Lead developer for Hita chi corporate showreels and product launches.

Senior Developer / Technical Director at Ossia Creative

May 2, 2019 - Present

Operating as a technical partner and trusted supplier to University College Dublin, delivering bespoke platform architecture and ensuring proactive, clear communication. Led end-to-end delivery of high-performance digital solutions and implemented a modular frontend/backend approach to improve scalability and maintainability.

Digital Infrastructure Architect at IP COR (Irish Prostate Cancer Outcomes Research)

January 1, 2025 - Present

Spearheaded the digital infrastructure for a national clinical registry. Built secure systems to capture and analyze patient outcomes; developed a secure clinical portal for clinicians to record results (PSA, MRI, PIRADS) and integrated risk calculators. Implemented secure informed-consent workflows and automated data integrity audits for complex clinical processes. Architected a high-traffic e-commerce and logistics platform and overhauled scheduling logic for a trial box system, with a focus on UX and backend efficiency.

Front-End Developer at Logistik

January 1, 2014 - Present

Delivered high-pressure projects, including award-winning digital projects for BT; implemented robust frontend solutions with a focus on performance and accessibility.

Front-End Developer at WPAP Infold

January 1, 2014 - Present

Led front-end development for Hitachi corporate showcase and product launches, driving frontend quality and aligning visuals with brand objectives.

Front-End / Full-Stack Developer at Twenty Six Digital

January 1, 2012 - December 31, 2013

Produced interactive iPad training applications for L'Oreal and Wella, ensuring high engagement, strong brand consistency, and smooth cross-platform experiences.

Project Manager at Boboz Digital

January 1, 2011 - December 31, 2011

Interim Head of Development during a critical transition period; coordinated cross-functional teams to maintain delivery momentum and quality.

Programmer at 4 Soft UK

January 1, 2004 - December 31, 2006

Database design and maintenance for global logistics giants (DHL, Maersk), ensuring data integrity and scalable backend systems.

Education

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Qualifications

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Industry Experience

Software & Internet, Professional Services, Media & Entertainment, Education, Healthcare, Manufacturing, Real Estate & Construction, Travel & Hospitality