Senior Web Developer and Technical Lead with 14+ years of experience designing, building, and maintaining scalable web platforms and eCommerce systems.I specialize in hands-on development combined with technical leadership—owning web architecture, performance optimization, accessibility compliance, and secure integrations across CMS-driven and custom environments.In recent years, I’ve integrated AI-assisted automation and workflow optimization into development, QA, and content processes to improve delivery speed, consistency, and operational efficiency—without compromising code quality or standards.Core areas of expertise include:• Web Architecture (Front-end & Back-end)• CMS & eCommerce Platforms (WordPress, WooCommerce, Magento, Shopify)• Performance Optimization & Technical SEO• Accessibility (WCAG 2.1 AA) & Security (PCI)• API Integrations & Workflow Automation• AI-Assisted Development & Process Optimization• Cross-Functional Collaboration & Technical MentorshipI’m most effective in senior individual contributor or technical lead roles where engineering quality, scalability, and long-term maintainability matter.

Gayan Perera

Senior Web Developer and Technical Lead with 14+ years of experience designing, building, and maintaining scalable web platforms and eCommerce systems.I specialize in hands-on development combined with technical leadership—owning web architecture, performance optimization, accessibility compliance, and secure integrations across CMS-driven and custom environments.In recent years, I’ve integrated AI-assisted automation and workflow optimization into development, QA, and content processes to improve delivery speed, consistency, and operational efficiency—without compromising code quality or standards.Core areas of expertise include:• Web Architecture (Front-end & Back-end)• CMS & eCommerce Platforms (WordPress, WooCommerce, Magento, Shopify)• Performance Optimization & Technical SEO• Accessibility (WCAG 2.1 AA) & Security (PCI)• API Integrations & Workflow Automation• AI-Assisted Development & Process Optimization• Cross-Functional Collaboration & Technical MentorshipI’m most effective in senior individual contributor or technical lead roles where engineering quality, scalability, and long-term maintainability matter.

Available to hire

Senior Web Developer and Technical Lead with 14+ years of experience designing, building, and maintaining scalable web platforms and eCommerce systems.I specialize in hands-on development combined with technical leadership—owning web architecture, performance optimization, accessibility compliance, and secure integrations across CMS-driven and custom environments.In recent years, I’ve integrated AI-assisted automation and workflow optimization into development, QA, and content processes to improve delivery speed, consistency, and operational efficiency—without compromising code quality or standards.Core areas of expertise include:• Web Architecture (Front-end & Back-end)• CMS & eCommerce Platforms (WordPress, WooCommerce, Magento, Shopify)• Performance Optimization & Technical SEO• Accessibility (WCAG 2.1 AA) & Security (PCI)• API Integrations & Workflow Automation• AI-Assisted Development & Process Optimization• Cross-Functional Collaboration & Technical MentorshipI’m most effective in senior individual contributor or technical lead roles where engineering quality, scalability, and long-term maintainability matter.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Language

English
Fluent

Work Experience

Sr. Web Developer/IT Admin at Xemodex Inc
January 1, 2011 - Present
Development of CMS driven e-Commerce website for automotive remanufacturing; Maintain and enhance existing websites; Development of database-driven web interfaces; Monitor competitor websites; UPS API Shipping integration; Analytics, strategic planning and deployment; PPC/Google Analytics/White hat SEO/SMM; Project management for web development; Overseeing a team designer and marketing coordinators; Networking and troubleshooting day-to-day issues; Server maintenance, upgrades and backups; Infrastructure upgrades.
SEO Specialist / Web Development at Senett Controls.
December 31, 2015 - September 9, 2025
SEO, Social media marketing (Facebook, Twitter); White hat SEO methods; SEO tools: Google Search Console, Ahrefs, Ubersuggest.
SEO/Web Design and IT Consulting at Selectmarketing Inc.
November 7, 2011 - April 23, 2013
• Search engine optimization for Selectmarketing Inc.com • Upgrades and optimize existing sub-domains with CMS driven websites • Social media marketing (Facebook, Twitter...) • White hat SEO and Organic SEO Methods used to increase sales online and above competitors. • Google Analytics/SMM • QA Validation and PCI compliance checks • WCAG 2.1 AA • Improving cross-browser compatibility issues and code optimization • Search engine optimization for Selectmarketing Inc.com • Upgrades and optimize existing sub-domains with CMS driven websites • Social media marketing (Facebook, Twitter...) • White hat SEO and Organic SEO Methods used to increase sales online and above competitors. • Google Analytics/SMM • QA Validation and PCI compliance checks • WCAG 2.1 AA • Improving cross-browser compatibility issues and code optimization Skills: Responsive Web Design · Web Content Writing · Web Services · Web Development
Graphic Design / Web Development at Studioensigns
December 30, 2011 - September 8, 2025
Designs and implements creative and effective web UI layouts; interactive Macromedia Flash animations, mini-sites, and banners; W3C compliant HTML/CSS; Site redesigns, site consolidation, and core design templates; Resolving technical issues including browser compatibility.
Senior Web Developer / Technical Lead at Exemodex Inc.
January 1, 2011 - Present
Led the design and development of CMS-driven and custom web platforms supporting wholesale and retail automotive markets across North America. Architected and maintained scalable, data-driven web applications with a focus on performance, reliability, and maintainability. Integrated AI-assisted workflows into development, QA, and content processes, reducing turnaround time while maintaining quality and compliance standards. Implemented technical SEO, analytics, and conversion optimization strategies to improve visibility, user engagement, and platform effectiveness. Ensured all web properties met accessibility (WCAG 2.1 AA) and security (PCI) requirements. Developed and integrated third-party APIs, including shipping and logistics services, to streamline eCommerce operations. Introduced AI-supported analytics for content structure, SEO improvements, and performance optimization across multiple web properties. Collaborated with designers, marketing teams, and stakeholders to translate bu
SEO Specialist / Web Developer at Senett Controls
January 1, 2013 - December 31, 2015
Improved organic search visibility through technical SEO, on-page optimization, and performance improvements. Used analytics and AI-assisted research tools to support keyword strategy, content planning, and site-structure improvements. Supported web development initiatives to improve usability, cross-browser compatibility, and maintainability.
Web Developer / SEO Consultant at SelectMarketing Inc.
January 1, 2011 - December 31, 2015
Delivered CMS-based websites and optimization projects for multiple client environments. Implemented analytics tracking and reporting to guide ongoing improvements. Supported QA validation, accessibility checks, and compliance requirements.
Graphic Designer / Web Developer at Studio Ensigns
January 1, 2008 - December 31, 2011
Designed and developed W3C-compliant websites and reusable design templates. Supported site redesigns, UI improvements, and cross-platform compatibility.

Education

Game Design and Development at International Academy of Design and Technology
March 1, 2007 - September 9, 2025
CSS High School Diploma at Father Leo. J Austin
June 1, 2003 - September 9, 2025
Game Design & Development – Internship at International Academy of Design and Technology
January 11, 2030 - February 18, 2026

Qualifications

WHMIS Certification
October 1, 2013 - September 9, 2025
Google AdWords Certification
January 11, 2030 - September 9, 2025
Health and Safety Certification
December 1, 2020 - September 9, 2025
Google Ads (AdWords) Certified
January 11, 2030 - February 18, 2026
WHMIS Certification
January 11, 2030 - February 18, 2026
Business Management
January 11, 2030 - February 18, 2026
Health & Safety Certification
January 11, 2030 - February 18, 2026

Industry Experience

Manufacturing, Software & Internet, Professional Services, Media & Entertainment, Retail, Wholesale & Distribution