Available to hire
I’m Justin Sickles, a seasoned web application developer specializing in custom builds that leverage modern web technologies. I have deep expertise in PHP-based e-commerce platforms, project and team management, leadership of technical teams, code reviews, and automated testing tools, delivering visually compelling content to leadership and end users.
I’m adept at coordinating designers, developers, and sales staff to meet client expectations within budget; I’m a Magento Certified Developer since November 2015 and excel at creating modules and plugins to meet product owners’ functionality needs.
Skills
See more
Work Experience
Senior Magento Developer at Sensaria
July 1, 2022 - November 18, 2025Provided cross-team technical assistance for multiple Adobe Commerce (Magento) sites, offered architectural guidance to senior planners, and served as first-line tech support for customer service and upper management. Participated in daily stand-ups and weekly sprint planning as a technical guide; developed and deployed hot fixes, implemented enhancements, and conducted pull request reviews and deployments across all sites.
Director of Magento Development at Lapero
July 1, 2022 - July 1, 2022Led a newly created Magento development department. Regularly reviewed workloads and code quality, analyzed customer action recording tools (MouseFlow, Google Optimize), and managed ticketing, estimation, billing, and reporting workflows. Built internal deployment tools for near-zero deployment times of Magento sites and served as lead developer guiding junior staff.
Senior Magento Developer at iRocker SUP
November 1, 2021 - November 1, 2021Oversaw the Magento 2 ecommerce platform development. Led daily meetings, liaised between business stakeholders and the development team, wrote user stories and tickets, and managed migration of seven sites to an enterprise server ahead of Black Friday. Served as principal code reviewer, ticket closer, and Magento expert.
Senior Magento Developer at RITE AID
June 1, 2021 - June 1, 2021Developed high-quality custom functionality for Rite Aid's ecommerce platform and integrated Adobe Experience Manager into static content delivery. Participated in transition groups to bring the platform in-house, built in-house workflows and schedules using Agile, and set up Azure pipelines for automated deployments to Magento Cloud.
Senior Web Application Developer at Delta Five Systems
July 1, 2020 - July 1, 2020Architected and led development of the second version of a web app to view, report, and manage bug traps. Established Scrum with biweekly sprints, led sprint planning and updates, owned frontend design, and modernized the app to mobile-first. Initiated Git repositories and designed AWS deployments; refactored core libraries to reduce duplication and enable CRUD models.
Lead Magento Developer at East Coast Metal Distributors
March 1, 2019 - March 1, 2019Developed Magento 1–based solutions to support business policies; mentored junior programmers; contributed to monthly planning; managed the development cycle, repositories, and deployments. Participated in PHP 7.2 transition and Magento 2 planning; acted as conduit between management, developers, and QA.
Senior Software Engineer at Payoneer
May 1, 2018 - May 1, 2018Engineered PHP components for an international escrow platform; automated PHPUnit and Selenium tests; assisted with front-end migration to AngularJS; participated in rapid Agile-based scrums; mentored junior engineers.
Software Engineer at Cisco
September 1, 2016 - September 1, 2016Architected an internal sales application exposing Cisco’s 80,000 products via a simplified Q&A interface. Implemented the Laravel PHP framework with a MySQL backend, supported multiple deployment targets to enable CI, and generated a bill of materials printout.
PHP Web Developer at Atlantic BT
December 1, 2015 - December 1, 2015Developed and maintained multiple CMS platforms including WordPress and Magento; created internal sites (e.g., standings tracker, social media feed) to improve team engagement and efficiency. Supported large-scale projects while delivering tailored services to low-volume clients, improving client satisfaction and project efficiency.
Senior Web Developer at 3-C Institute for Social Development
April 1, 2014 - April 1, 2014Supported and enhanced proprietary PHP-based software for research institutes and schools; implemented over 20 change requests and bug fixes. Developed a robust API for flash-based games, enabling efficient bulk data storage and access; created a new e-learning storefront driving a 25% uptick in online sales.
Senior Web Architect at Cumulus Computing, LLC
October 1, 2012 - October 1, 2012Led full-stack development for server hardware and software specifications, database architecture, and web applications; built a RESTful API enabling mobile data access; provided technical guidance and project estimates for system upgrades; collaborated with designers and mobile developers and acted as the primary technical liaison for clients.
Front-End Web Developer at General Dynamics Information Technology
January 1, 2011 - January 1, 2011Developed five international news websites using Ruby on Rails; streamlined content publishing and code deployment procedures, resulting in a ~30% increase in efficiency. Upgraded from Rails 2 to Rails 3 to improve performance and security.
Web Developer at Net@Work
October 1, 2009 - October 1, 2009Collaborated to develop and maintain large-scale websites focused on Magento development for 30 clients. Implemented custom Magento extensions and integrated with clients’ inventory and CRM systems; executed SEO strategies that increased organic traffic year-over-year.
Website and Database Developer at Corporate Communications, Inc.
October 1, 2008 - October 1, 2008Developed and executed customized website proposals; managed updates, bug fixes, and database architecture for multiple hosted clients; improved site performance and user experience through tailored e-commerce solutions.
Web Programmer at EDI Technology
November 1, 2007 - November 1, 2007Planned, designed, and developed user-friendly websites; implemented third-party services like Authorize.Net and Google Maps; managed a full-stack Unix/Apache/MySQL/PHP environment and upgraded PHP from 3 to 4 to optimize performance and security.
Graduate Assistant at Rochester Institute of Technology
May 1, 2006 - May 1, 2006Assisted Information Technology professors by reviewing and grading submissions; provided technical support for the department's website and streamlined grading processes for faster feedback.
Education
Bachelor of Science in Information Technology at Rochester Institute of Technology
August 1, 2000 - May 1, 2005Qualifications
Magento Certified Developer
November 1, 2015 - November 18, 2025Industry Experience
Software & Internet, Retail, Professional Services, Media & Entertainment, Education
Skills
See more
Hire a Full Stack Developer
We have the best full stack developer experts on Twine. Hire a full stack developer in Remote today.