Ufuk Seyithan Erdem

Ufuk Seyithan Erdem

Back-End Developer

Istanbul, TR.
Website

About

Highly skilled Back-End and Full Stack Developer with over 5 years of experience in designing, developing, and optimizing robust web applications and complex systems. Proven ability to integrate critical functionalities such as payment gateways and e-commerce platforms, enhance system performance, and deliver tailored digital solutions that drive efficiency and achieve business objectives.

Work

Armasoft LLC

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Software Developer

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Full-time

Summary

I lead the development of a versatile e-commerce infrastructure for clients like Karaca, LAV, Kütahya Seramik and Cacesa. Built on Laravel and Vue, the system adapts to different client environments by integrating with platforms such as Shopify and various ERP systems. My work covers real-time inventory syncing, multi-channel order management across major marketplaces, and automated workflows like shipment tracking distribution. From back-end architecture and feature development to CI/CD management and client collaboration, I build scalable and reliable solutions tailored to each client’s unique ecosystem.

Highlights

Automated tracking system that streamlines order fulfillment

Dynamic price rule engine with bulk update and pricing safeguards

Flexible integrations for inventory and order sync across diverse platforms

Worked across many marketplace APIs such as Trendyol, Amazon, Cdiscount, Kaufland, Temu, TikTok, and more.

E Technologies

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Back-End Developer

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Full-time

Summary

Led backend development for critical projects, specializing in integrating diverse payment gateways and optimizing legacy systems for enhanced performance and scalability.

Highlights

Successfully integrated diverse payment gateway APIs, including Stripe, PayPal, and GoCardless, enabling secure and efficient transaction processing for multiple platforms.

Optimized and upgraded critical legacy systems to modern technologies, significantly enhancing overall application performance and scalability.

Contributed to the development and deployment of key projects such as CRMs, donation platforms, and food delivery systems, supporting diverse business operations.

California Language Academy

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Full Stack Developer

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Contract

Summary

Developed a comprehensive school management web application using Filament PHP & Laravel, significantly streamlining administrative tasks and enhancing student engagement.

Highlights

Designed and developed a comprehensive school management web application using Filament PHP & Laravel, optimizing administrative workflows for efficiency.

Enabled administrators to efficiently manage courses, classes, and student information, significantly improving data organization and accessibility.

Implemented robust features for real-time online assignments and attendance tracking, enhancing student engagement and administrative oversight.

Kobinet

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Full Stack Developer

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Full-time

Summary

Managed and stabilized a sophisticated e-commerce system, enhancing its feature set and integrating multiple marketplaces to maintain industry competitiveness and expand market reach.

Highlights

Implemented a browser-based bulk product store and editing feature, significantly improving inventory management and operational efficiency.

Integrated the e-commerce platform with multiple major marketplaces, including Trendyol, Hepsiburada, N11, and Ciçeksepeti, expanding product reach.

Developed a centralized app store system utilizing RESTful API for seamless app data distribution, optimizing content delivery to stores.

Integrated additional functionalities such as Google Analytics and social platform authentication, enhancing user experience and data insights.

Cyber Yazılım

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Freelance Web Service Developer

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Summary

Operated a freelance web service, developing multiple tailored websites and web applications for small businesses to deliver robust digital solutions.

Highlights

Developed and delivered multiple custom websites and web applications for small businesses, providing tailored digital solutions to meet diverse client needs.

Managed end-to-end project lifecycles from initial client consultation to final deployment, ensuring high client satisfaction and project success.

Leveraged expertise in PHP, Laravel, and front-end technologies to create robust, user-friendly, and visually appealing online presences for clients.

Decathlon

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QA Intern

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Summary

Gained first professional experience in Quality Assurance for a web application designed for export and finance affairs at Decathlon Türkiye, ensuring software reliability.

Highlights

Conducted comprehensive quality assurance testing for a web application supporting export and finance operations, identifying critical defects.

Identified and meticulously documented software defects, contributing to a significant improvement in application stability and user experience.

Collaborated effectively with development teams to validate bug fixes and ensure strict adherence to established quality standards and project timelines.

Education

Beykent University

Bachelor of Arts English Language & Literature

Istanbul University

Associate Degree Computer Programming

Languages

Turkish

Native

English

Fluent

Skills

Programming & Scripting Languages

PHP, Lua, HTML & CSS, C# (Unity), JavaScript, TypeScript, Python.

Data & Serialization

MySQL, SQLite, JSON, XML.

Frameworks, Libraries & Packages

Laravel, Eloquent ORM, Seeding & Factorization, Queues / Jobs, Event Broadcasting, Blade, Caching, Spatie Packages, Cashier (Stripe), Filament PHP, Livewire, Alpine.js, Tailwind CSS, jQuery, Laravel Sanctum, JWT, PHPUnit.

Methods & Tools

Git, GitLab CI/CD, RESTful API, SOLID Principles, Test Driven Development (TDD), Object-Oriented Programming (OOP).

Projects

asemmuzik.com.tr

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Summary

Developed a business website for a music course in Istanbul, featuring a dashboard for content editing using the TALL stack, ensuring easy updates.

kordaj.com

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Summary

Developed an e-commerce website for bags and accessories using OpenCart, improving MVLC concept implementation, and supporting both English and Turkish languages.

Onebuck.me

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Summary

Spearheaded the development and maintenance of a web platform enabling micro-donations (as low as 1₺) to various campaigns, focusing on audience engagement rather than large donations.

Center

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Summary

Developed the first hyper-casual mobile game on Unity, showcasing capabilities in game development and mobile application design.

cevherglobal.com

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Summary

Developed a business website for a construction and foreign trade company in Istanbul using the TALL stack, supporting English and Turkish languages.

Zaman Makinası

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Summary

Coded a countdown platform from scratch using pure PHP, jQuery, HTML & CSS, featuring an admin dashboard for easy entry management and enhanced user experience.