Abinesh S
Senior WordPress Developer & Full Stack Engineer
Coimbatore, Tamil Nadu, India
Professional Summary
Senior WordPress Developer & Full Stack Engineer with 3+ years delivering production-grade websites for global enterprise clients via Dialed In Design (Canada), including Unbounce, Open Government Partnership, TractionComplete, Intiveo, PPIC, and Premier Boxing Champions. Expert in custom PHP development, WordPress theme and plugin architecture, Gutenberg block systems, and ACF-driven CMS builds across WordPress, Drupal, and Craft CMS. Proven measurable impact: +15% organic traffic, −30% LCP, resolved critical sitemap indexing issues across 1,700+ URLs, and scaled integration interfaces from 16 to 57+ items with zero regressions. Extends into React/Next.js frontends, Flutter mobile apps, and AI/LLM integration — CI/CD-disciplined with multi-platform hosting expertise across Pantheon, WP Engine, Kinsta, and Servd.
Published WordPress.org Plugins
WP SVG Engine
Live on WP.orgSecure SVG & SVGZ Upload, Preview, Dimension & Inlining
Enables safe SVG & SVGZ uploads with automated DOM sanitization, Media Library preview fixes, dimension detection, and fast client-side inlining.
ClickReach – Social Share Buttons & Counter
Live on WP.orgLightweight, Privacy-Friendly Social Sharing & Live Click Counter
Zero-bloat social sharing buttons with live click counters, pure inline SVGs, and Core Web Vitals friendly performance without third-party tracking scripts.
Technical Competencies
Languages & Frameworks
WordPress & CMS Architecture
SEO & Performance Engineering
DevOps & Hosting Environments
Backend, Databases & APIs
Design & Prototyping Tools
Work Experience
Web Developer → Senior WordPress Developer
July 2022 – May 2026 (Full-time)FueInt Technologies · Coimbatore, Tamil Nadu, India (Delivered via Dialed In Design, Canada)
- Built custom WordPress themes and plugins from Figma across 20+ international client sites in Agile/Scrum teams; engineered reusable Gutenberg blocks and ACF Pro flexible content components, reducing repeat-project delivery time by ~25%.
- Developed a bespoke Gutenberg block suite for Unbounce (including Data, CTA, Expand Text, FAQ, and Video Popup blocks) utilizing React and native WordPress APIs for enterprise marketing teams.
- Implemented comprehensive JSON-LD structured data schemas (FAQ, Product, Breadcrumb, ProfessionalService, Organisation), increasing search Rich Results eligibility and lifting organic search CTRs by ~15%.
- Optimised Core Web Vitals via deep caching hierarchies, asset minimization, and render pipeline refactoring — reduced LCP by ~30%, improved CLS by 0.05, and resolved a complex URL-encoding issue in sitemap generation affecting 1,700+ indexed URLs.
- Spearheaded PHP 7.4 → 8.x upgrades across large-scale platforms including Open Government Partnership, Premier Boxing Champions, and ElasticPath; managed monthly vulnerability patching and dependency governance.
- Managed multi-SSH key configurations, Git branch workflows, and staging-to-production deployment pipelines across Pantheon, WP Engine, Kinsta, and Servd, troubleshooting critical runtime regressions under peak traffic constraints.
Freelance Full Stack Developer
May 2025 – PresentGradiolex · Independent Client & Utility Engineering
Independently designs, scopes, and builds web applications and custom digital platforms for businesses:
- Parithadam: E-commerce web platform for organic agricultural goods built with Next.js 15, React, Tailwind CSS, Razorpay payment processing, and automated Nodemailer notification pipelines.
- NaviCakes: Custom bakery ordering and brand identity portal built with Next.js and Tailwind CSS — pixel-perfect from Figma to production.
- Sri Dhanamoorthy Traders: B2B wholesale cement and steel distributor platform with custom product catalogues and digital trade inquiry flows.
- MySupportInfo: Centralised customer support and ticketing knowledge base portal built on modern React.
Selected Enterprise Client Platforms
ACF architecture overhaul, CPT development, custom Gutenberg block suite, and performance tuning for SaaS platform used by 120k+ marketers.
Large-scale CMS and Custom Post Type architecture for an international initiative spanning 75+ national governments.
ACF architecture, performance improvements, and custom plugin development for Salesforce-native data management SaaS.
Custom theme development, complex Gutenberg block architectures, and content migrations for leading policy research center.
Full WCAG accessibility compliance and Core Web Vitals optimisation for enterprise headless commerce platform.
Security hardening, module upgrades, and live fight-night concurrency optimisation for major US boxing promoter.
Custom WordPress components, interactive element integrations, and conversion flow optimisation for patient communication SaaS.
Marketing website architecture, ACF modular layouts, and performance tuning for leading RFP response software platform.
Education
Bachelor of Engineering (B.E.) — Computer Science & Engineering
Vidyaa Vikas College of Engineering · Anna University, Tamil Nadu