
Mian Asif Fahim
WordPress and WooCommerce dev, custom plugins, bug fixes, speed optimization
Skills

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Work experience
Senior Full-Stack Engineer
Vertex Data Consulting • Freelance
Jul 2024 - Present • 2 yrs 2 mos
Full-stack product development for SaaS and e-commerce clients on Next.js 15, React 19, TypeScript, NestJS, PostgreSQL and Stripe Connect. Built a two-sided rental marketplace SaaS with Stripe Connect payments and a Playwright end-to-end test suite across guest, host and admin journeys Diagnosed and fixed critical production bugs unassigned: search filter pipeline, session/auth failures, CI build breaks Ran a WCAG 2.1 AA accessibility audit and shipped fixes; stabilised CI and gated deploys on gree
Freelance WordPress and WooCommerce Developer
Fiverr • Self-employed
Sep 2022 - Present • 4 yrs
Independent developer building and maintaining WordPress and WooCommerce stores for clients in the UK, US and Europe. Custom plugins and product personalisation and engraving workflows supporting thousands of variations Removed page-load bottlenecks by rebuilding heavy product pages on an AJAX and static JSON architecture Fixed a cart pricing bug caused by four conflicting plugins by consolidating them into one calculator Debugged a silently failing Stripe webhook integration Multi-site maintenance on managed hosting with SSH and WP-CLI: performance, security hardening, plugin conflicts, cart and checkout fixes
WordPress & WooCommerce Developer
Heads
Mar 2022 - Present • 4 yrs 6 mos
Sole developer for a UK jewellery store on WooCommerce with thousands of products and 60,000+ orders, hosted on Rocket.net with Cloudflare Enterprise. Performance: traced slow queries with New Relic, cut category page load from over 100 seconds to about 5 and product pages from 40 to under 18, removed N+1 queries and email-plugin overhead Completed HPOS migration of 64,000+ orders and rebuilt custom admin columns and code snippets for HPOS compatibility Built and maintain six custom plugins: product add-ons, engraving personalisation, admin tools and a conditional plugin loader Checkout security: card-testing protection with nonces, timing checks and velocity limits; fixed Stripe express-checkout and multi-currency gateway issues after breaking updates Migrated custom WooCommerce email templates from a third-party designer plugin to native overrides Stabilised Redis object caching and diagnosed server crashes caused by webhook and search-reindex floods Ongoing maintenance across WooCommerce, Woodmart, WPBakery, Stripe, PayPal, Klaviyo and Rank Math
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estjostein

Austria
Working with Mian was a great experience. He was professional, polite and communicated with excellent language fluency. The project was delivered quickly, and all my goals were fully met. I would gladly work with him again.
almarksk

Czech Republic

marcowallner

United States
Worked with Mian Asif Fahim on many projects, and he's always been outstanding. Mian really understands what is needed, takes initiative, pays attention to the details, and gets everything done perfectly. Simply the best! Thank you for the great work!

davidperroni

United States
Working with Mian Asif Fahim was an absolute delight! His CODE EXPERTISE and meticulous documentation truly exceeded expectations, and his cooperative spirit and punctual delivery made the process smooth and enjoyable. Truly an exceptional freelancer in website development! 👍

mantaskarmaza

Lithuania
Working with Mian Asif Fahim was a FANTASTIC experience! His expertise and professionalism in website development not only exceeded my expectations but were top-notch. His proactive communication and quick responsiveness made the collaboration smooth and enjoyable. 👏
