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Backend & Full-Stack Developer

4+ years shipping production-grade APIs, real-time apps, and blockchain platforms for clients across UAE, Nigeria, and Europe. Backend-first, full-stack capable, security-aware.

Available for workBasedRemote · WorldwideTenure4+ yrs · 15+ projects

[02] My Story

Abdulhalim - Senior Full-Stack Developer

Engineering resilient digital experiences.

Hi, I'm Abdulhalim. Over the past four years, I've engineered robust full-stack solutions for clients across the UAE, Nigeria, and Europe, focusing on luxury e-commerce, fitness platforms, and Web3 architectures.

My approach is strictly architecture-first. I believe in deeply understanding business constraints and user psychology before writing a single line of code.

I take ownership of the entire product lifecycle—from early system design to shipping flawless UI components. I thrive in environments where technical decisions are debated and crafted with precision.

Experience & Engagements

  • Ogisback
    Marketplace · Creator Economy
    2026
  • 1971WIN BD
    Gaming Platform · Bangladesh
    2024
  • Smart Finance
    Fintech · AI
    2024
  • Elysian
    Digital Flagship · Luxury Perfume
    2026
+ 13 archived engagements

Technical Stack

  • Core LanguagesJavaScript · TypeScript · PHP · Dart · Solidity · Rust
  • BackendNode.js · Express · Laravel · Spring Boot · REST APIs
  • FrontendReact · Next.js · Tailwind CSS · Framer Motion
  • MobileFlutter · React Native
  • BlockchainSmart Contracts · DeFi · NFT · Web3.js · ERC-721 · IPFS
  • Realtime & AuthWebSockets · Firebase Realtime · JWT · RBAC · OAuth
  • Data & DevOpsPostgreSQL · MongoDB · Firebase · Docker · Git
  • PaymentsStripe · Crypto Checkout · Wallet Connect · MetaMask
Backend-first +Smart contracts +Real-time systems +JWT · RBAC +Stripe · Crypto +Web3.js +REST APIs +Production scale +

[03] Selected Projects

01Live

Marketplace · Creator Economy / 2026

Ogisback

Content-first influencer marketplace. Creators post and get discovered; brands launch campaigns and pay via escrow. Google + Meta OAuth, Stripe Checkout, Supabase RLS, and Edge Functions for atomic escrow release.

Escrow paymentsCreator profilesCampaign managementStripe webhooks
React 19ViteSupabaseStripeTailwind CSSFramer Motion
Ogisback
02Case study

Gaming Platform · Bangladesh / 2024

1971WIN BD

Full-featured sports betting and crash game platform for Bangladesh. Live match odds (Football, Cricket, Kabaddi), accumulator bet slip, real-time SVG crash multiplier curve, and local payment methods — bKash, Nagad, Rocket.

Crash gameLive bettingbKash · NagadAdmin panel
React 18ViteCSS VariablesJavaScript
Case study on request

Preview coming soon

03Case study

Fintech · AI / 2024

Smart Finance

AI-powered personal finance app. Budget tracking, transaction analytics, and OpenAI-driven insights. Built on Next.js with Supabase Auth, Postgres schema migrations, and a clean dashboard UI.

AI insightsBudget trackingSupabase AuthAnalytics dashboard
Next.jsTypeScriptSupabaseOpenAIPostgreSQL
Case study on request

Preview coming soon

04Live

Digital Flagship · Luxury Perfume / 2026

Elysian

High-fidelity digital flagship prototype for a luxury perfume brand. Designed with a 'Classic Luxury' aesthetic, combining sophisticated typography, cinematic imagery, and seamless interactive experiences.

Multi-Page JourneyAJAX 'Quick Add'Sample LogicPersistent Selection
HTML5CSS3JavaScriptIntersection Observer
Elysian screenshot 1
Elysian screenshot 2
Elysian screenshot 3
Elysian screenshot 4

[04] Get in touch