Shakil Sarkar - Full-Stack Developer & Shopify Expert
PORTFOLIO OF WORK

Featured Projects & Applications

Bespoke Shopify theme engineering, custom merchant apps, and full-stack digital products built with strict performance benchmarks, maintainable architectures, and conversion-focused customer experiences.

100%
Production-Ready Code
GraphQL & REST
Shopify Admin API
<1.2s
Avg. Load Speeds
Verified Deployments & Architectures
MEX Dynamics
Shopify Store
Automotive Parts & Tuning

MEX Dynamics

2024

Custom theme development and UI implementation with specialized vehicle compatibility and product filtering, variant metafields, and market-ready checkout flows.

Year / Make / Model Filter
Custom Liquid Sections
Metafields Architecture
Optimized Core Web Vitals
Shopify LiquidCustom ThemeJavaScriptMetafields
RATEX Bulk Manager
Shopify App
Merchant Utility & Automation

RATEX Bulk Manager

2024

Bulk product management and catalog editing app with conditional rules, catalog automation, and activity logs. Built for rapid merchant workflow acceleration.

Mass Multi-Variant Edits
GraphQL Batch Ingestion
Audit Trail & Reversion
Embedded App Bridge
Node.jsReactShopify Admin APIGraphQL
Gold Price Sync
Shopify App
Fintech & Commodity Automation

Gold Price Sync

2024

Automated gold-price synchronization engine for jewelry merchants, bulk variant price updates, and product metafield integration based on live market spot feeds.

Live Market Price Feeds
Grams & Karat Formula Engine
Instant Webhook Delivery
Zero Margin Erosion
Shopify APIWebhooksNext.jsAutomation
Zenith Life & Finance
Android App Concept
Design & Architecture Concept

Zenith Life & Finance

2023 - 2024

Offline-first personal finance and life management application concept featuring daily planning, financial tracking, and intelligent budgeting.

Local SQLite Persistence
Zero Data Cloud Dependency
Fluid Ergonomic UX
Holistic Goal Tracking
React Native / AndroidSQLiteUI/UX Concept
Engineering Principles

How New Projects Are Scoped & Delivered

Every Shopify build and bespoke application undergoes comprehensive schema modeling, lighthouse performance audits, and thorough cross-browser QA. Codebases are organized with clean modular structures so your internal team or agency partners can extend features effortlessly.

Performance First

Lightweight Liquid & minimized bundle payloads.

Modern APIs

Shopify GraphQL Admin & Storefront queries.

Zero Bloat

No dependency hell or unnecessary 3rd party scripts.

AUDIT STANDARDPass
98LIGHTHOUSE
Accessibility100 / 100
Best Practices100 / 100
SEO Architecture98 / 100

Have a custom Shopify or web project in mind?

Whether you are planning a ground-up Shopify 2.0 theme rebuild, require custom private app functionality, or want to explore bespoke full-stack solutions, let’s discuss your roadmap.

Let's Talkme@shakildev.online