Resume
Md Fazley Rabbi
Backend Engineer | PHP / Laravel | APIs & E-commerce
Professional Summary
Backend Engineer with 5+ years of professional experience building high-performance e-commerce platforms, distributed systems, and real-time backend architectures using PHP, Laravel, Node.js, TypeScript, MySQL, and Redis. Proven expertise in multi-gateway payments, automated fraud prevention, asynchronous processing, database scaling, and production cloud & self-hosted Linux environments.
Technical Skills & Core Competencies
Work Experience
Electronic First FZ LLE
Software Engineer (Backend / Laravel)- Architect and maintain backend systems for a high-volume digital marketplace processing thousands of daily transactions and orders.
- Engineered bundle product architectures and multi-gateway checkout with dynamic currency conversion, driving 30%+ sales increase and lifting AOV.
- Designed and deployed an automated checkout fraud detection engine using velocity checks, BIN/ASN validation, and risk scoring to mitigate payment chargebacks.
- Integrated global payment providers (Checkout.com, PayPal, Apple Pay, Google Pay) with idempotent webhook synchronization pipelines, eliminating manual financial reconciliation.
- Built ClickHouse-powered analytics pipelines delivering sub-second reporting; optimized MySQL latency via read replicas and Redis caching for heavy search workloads.
- Designed versioned REST APIs powering web applications, mobile apps, and automated customer support services.
Technologies: PHP, Laravel, MySQL, ClickHouse, Redis, REST APIs, Queue Workers, Docker, Linux, PayPal, Checkout.com
AMCoders
Laravel Developer- Developed client web applications and RESTful APIs using Laravel, MySQL, and modern frontend integrations.
- Built a Bus Ticket Booking platform with interactive reservation and automated ticket issuance using Laravel and Inertia.js.
- Integrated multiple international and regional payment gateways including Stripe, PayPal, Razorpay, Flutterwave, Mollie, and Paystack.
- Contributed to portfolio builder platforms, project management tools, and online banking modules.
Technologies: Laravel, PHP, MySQL, Inertia.js, JavaScript, REST APIs, Git
Freelance
Backend / Web Developer- Delivered custom PHP and Laravel solutions including POS, ERP, Library Management, and CMS systems for business clients.
- Designed relational database schemas, secure authentication workflows, role-based access control (RBAC), and REST APIs.
- Conducted performance optimization, legacy code refactoring, and automated deployment maintenance.
Technologies: PHP, Laravel, CodeIgniter, MySQL, REST APIs, JavaScript, Git
Key Projects
SPOT — Real-time persistent digital canvas & distributed engine (claimyourspot.lol)
- Architected and deployed a containerized real-time 10,000-tile digital canvas featuring sub-50ms rendering, Server-Sent Events (SSE) synchronization, and WebAuthn/OAuth security.
- Engineered a resilient 3-tier downtime fail-safe queue with persistent client storage and smart retry pollers, guaranteeing zero transaction loss during network disruptions.
- Configured self-hosted bare-metal Linux infrastructure with Docker Compose, automated PostgreSQL backup pipelines, Cloudflare reverse proxy, and instant rollback automation.
Technologies: TypeScript, Node.js, PostgreSQL, Server-Sent Events (SSE), Docker, Linux (Self-Hosted), Astro
E-Bank — Online banking system with DPS, loan management & multi-gateway payments (CodeCanyon)
- Engineered core banking backend with Deposit Pension Schemes (DPS), automated loan schedules, and account transaction ledgers.
- Integrated multi-gateway payment processing with automated webhook callbacks and double-entry balance verification.
Technologies: PHP, Laravel, MySQL, JavaScript, REST APIs, Payment Gateways
Education & Languages
Port City International University
B.Sc. in Computer Science & EngineeringDaffodil Institute of IT
Diploma in Computer TechnologyLanguages: Bengali (Native), English (Professional Working Proficiency)