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hasancetin.com.tr

Available for Senior Roles & Consultancy

Senior PHP & Laravel Expert

6+ years of experience architecting high-performance backend systems, complex API integrations, and scalable microservices. Specialized in PHP, Laravel, Java Spring, and AI implementation.

Hasan Çetin Portrait

Professional Journey

2023 - Present

Ankara / Hybrid

Senior Backend Developer

4A Labs

Leading the design and development of scalable microservice architectures and high-traffic enterprise systems. Building end-to-end backend architectures for e-commerce, SaaS, mobile backend, and integration projects with a focus on performance, security, and sustainability. Additionally, designing AI-powered analysis and automation systems using OpenAI API and vector database technologies.

2021 - 2023

Ankara

PHP Developer

Albasoft

Actively participated in all analysis, design, and development processes. Led end-to-end development by architecting modules that digitalized internal operations and procurement ecosystem. Ensured scalable and sustainable system performance through high-traffic database optimization.

2018 - 2019

Nicosia, CY

Full Stack Developer

Cyprus International University

Developed and maintained institutional systems including dormitory management, equipment tracking, and repair systems.

Project Portfolio

A comprehensive list of engineering projects across various domains, categorized by tenure.

4A Labs
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SAMET Global Portal

Developed enterprise website and custom CMS for global operations.

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SAMET E-commerce

Built comprehensive B2C e-commerce systems with advanced features.

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SAMET Mobile APIs

Developed backend APIs for Roadshow, Greenply, and Global mobile applications.

architecture
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Vanilla Rococo

Built full-featured e-commerce platform with custom CMS capabilities.

sync
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Mail Merge Imapsync

High-concurrency email synchronization and migration engine.

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Bimetrik AI Platform

SaaS platform integrating marketplace APIs (Trendyol, Hepsiburada) with AI-powered analytics.

Albasoft

Inotip

Digital Procurement Platform

Personnel Tracking

HR & Performance Management

Supplier/Customer

CRM & Vendor Ecosystem

Quotation System

Financial Estimations & Workflow

Cyprus International University

Dormitory System

Student housing management and automated placement engine.

Equipment Tracking

Asset lifecycle management for university departments.

Maintenance & Repair

Internal ticketing and workflow for facility services.

Core Competencies

A robust technical foundation across the modern development stack.

database

Backend

PHP 8.x (Laravel / CodeIgniter)Go (Golang)Java Spring BootMySQL / PostgreSQLMongoDBRabbitMQ
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Frontend

ReactNext.jsVue.js / NuxtTailwind CSSLivewire / Alpine.js
cloud_sync

DevOps

JenkinsDocker / LinuxAWS (EC2, S3, RDS)GitHub Actions
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AI & Data

OpenAI APIPinecone (Vector DB)ElasticsearchRedis Caching

Let's build the future together.

I'm always open to discussing technical architecture, new project opportunities, or innovative AI integrations.