Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

I'm a seasoned PHP developer contractor with over 15 years of proven expertise in backend and full-stack development. I specialise in building robust, high-performance systems using Laravel, Symfony, and CodeIgniter, with strong proficiency in RESTful APIs, asynchronous processing, and cloud infrastructure. I'm a proactive, dependable professional who thrives in both agile startup teams and structured enterprise settings. I pride myself on clear communication, technical excellence, and delivering complex projects independently or as part of a team.…I'm a seasoned PHP developer contractor with over 15 years of proven expertise in backend and full-stack development. I specialise in building robust, high-performance systems using Laravel, Symfony, and CodeIgniter, with strong proficiency in RESTful APIs, asynchronous processing, and cloud infrastructure. I'm a proactive, dependable professional who thrives in both agile startup teams and structured enterprise settings. I pride myself on clear communication, technical excellence, and delivering complex projects independently or as part of a team.

Jonathan White

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





I'm a seasoned PHP developer contractor with over 15 years of proven expertise in backend and full-stack development. I specialise in building robust, high-performance systems using Laravel, Symfony, and CodeIgniter, with strong proficiency in RESTful APIs, asynchronous processing, and cloud infrastructure. I'm a proactive, dependable professional who thrives in both agile startup teams and structured enterprise settings. I pride myself on clear communication, technical excellence, and delivering complex projects independently or as part of a team.…I'm a seasoned PHP developer contractor with over 15 years of proven expertise in backend and full-stack development. I specialise in building robust, high-performance systems using Laravel, Symfony, and CodeIgniter, with strong proficiency in RESTful APIs, asynchronous processing, and cloud infrastructure. I'm a proactive, dependable professional who thrives in both agile startup teams and structured enterprise settings. I pride myself on clear communication, technical excellence, and delivering complex projects independently or as part of a team.

Available to hire

I’m a seasoned PHP developer contractor with over 15 years of proven expertise in backend and full-stack development. I specialise in building robust, high-performance systems using Laravel, Symfony, and CodeIgniter, with strong proficiency in RESTful APIs, asynchronous processing, and cloud infrastructure.

I’m a proactive, dependable professional who thrives in both agile startup teams and structured enterprise settings. I pride myself on clear communication, technical excellence, and delivering complex projects independently or as part of a team.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Contract PHP Developer at Latus Group

September 1, 2025 - November 1, 2025

Delivered backend services for a customer-facing booking platform supporting a Vue-based frontend. Designed and implemented RESTful APIs to manage booking workflows, availability, and data synchronisation. Integrated Microsoft Teams to automate meeting creation and audio call scheduling, including call recording and transcription. Implemented secure authentication and cross-system workflows to retrieve recorded calls and transcripts post-meeting and persist them against internal records.

Contract PHP Developer at Votwo Events

April 1, 2023 - August 1, 2025

Designed and developed a custom RFID timing platform for large-scale participation events, including backend services, an admin portal, and a RESTful API.

Contract PHP Developer at Merck - Sure Pet Care

August 1, 2019 - February 1, 2023

Maintained and modernised a legacy PHP/Laravel backend and API during a phased migration to .NET. Provided ongoing support for the mobile app API and contributed to the transition toward a new system architecture.

PHP Contract Developer at Juice Digital

May 1, 2019 - August 1, 2019

Delivered multiple client projects, including integration of GoCardless and WorldPay payment systems for St Barbe Museum, and upgrading the CodeIgniter framework for Crop Advisors. Also contributed to the development and maintenance of several other websites.

Contract PHP Developer at Epic Digital

February 1, 2019 - April 1, 2019

Rebuilt the legacy backend for NetworkTwentyTwo using a modern Laravel-based architecture, including the design and implementation of optimised MySQL database structures.

PHP Developer at Fresh Leaf Media

September 1, 2018 - Present

Contributed to a short-term project by delivering new Laravel features, refactoring legacy code, and implementing performance enhancements.

Lead Developer at VoIP Unlimited

April 1, 2012 - August 1, 2018

Led cross-functional development teams to build customer portals and internal platforms, overseeing both in-house and external resources. Developed multiple backend billing services and managed MySQL databases to support high-availability systems.

PHP Developer at Windsor Telecom / Collectors Prints

January 1, 2008 - January 1, 2012

Divided time between enhancing CRM systems at Windsor Telecom and independently leading a full website redevelopment project for Collectors Prints.

Freelance Developer at Various Clients

January 1, 2004 - January 1, 2008

Delivered a wide range of custom CRM and website projects as an independent contractor.

Senior PHP Developer at Fresh Leaf Media

September 1, 2018 - Present

Delivered new Laravel features, refactored legacy code, and implemented performance enhancements.