Lead Software Engineer (React)

iyzico
iyzico was founded in 2013 to provide online payment services and artificial intelligence-based payment technologies to businesses of various sizes in the world of e-commerce. By making the complex payment processes simple through its easy and secure platform, iyzico had achieved significant successes through supporting thousands of businesses in digitalization and was acquired by the global payment systems giant PayU in 2019. With such a robust structure, iyzico is operating on the principle of democratizing financial services and making them accessible for everyone alongside the services it provides to businesses.
Through iyzico Buyer Protection, consumers’ concerns regarding shopping online are resolved and better experiences are enabled. Control is handed back to the consumers by 24/7 live support through the iyzico mobile app and convenience in cancellation/returns processes. To this date, more than 2 million consumers shopped online under the security provided by iyzico Buyer Protection and this number is increasing daily. Via pay with iyzico, which is a blended payment solution, millions of consumers who do not use banking can safely shop online under the belt of iyzico Buyer Protection.
iyzico continues to simplify online shopping for both consumers and sellers by the simple, accessible, and innovative technologies it developed.

What You'll Do
Architect and deliver scalable, high-availability web applications that run 24/7 and handle high volumes with ease,
Drive technical design and architectural decisions in collaboration with other engineers and stakeholders,
Stay ahead of industry trends and introduce new ideas, tools, and approaches that level up the team,
Take ownership of technical debt and proactively identify improvements to system reliability and performance,
Partner closely with Product Management to shape roadmaps, define scope, and deliver meaningful value to customers and stakeholders,
Set and uphold engineering standards — code reviews, testing practices, CI/CD, and overall code quality,
Be the technical resource others turn to: unblock teammates, resolve complex problems, and share deep expertise,
Own team priorities, deadlines, and deliverables, keeping delivery predictable and transparent,
Continuously explore new technologies and bring forward ideas that push the team and product forward.

What You Bring
A degree in Computer Science or a related field (or equivalent practical experience),
Significant hands-on experience in software engineering with a track record of technical leadership,
Deep expertise in modern frontend development: HTML5, CSS3, ES6+, React, and JavaScript,
Strong background in architecting large-scale, high-traffic applications for external customer-facing products,
Fluency in the full software development lifecycle — agile practices, code quality, testing, deployment, and maintenance,
Strong communication skills with the ability to present clearly to both technical and non-technical stakeholders,
A collaborative, generous attitude — the kind of person who makes the whole team better,
Ownership mentality — you see problems through to resolution and set the standard for your team.

What We Offer
A culture of continuous development: conferences, in-house events to stay up-to-date on current trends and technology. (Everyone’s encouraged to get on the stage and share expertise with teammates and the community)
Online Training Platform (Free access to Udemy, Harvard ManageMentor, Getabstract, etc.)
Freedom under responsibility is our common mindset. That’s how we designed our flexible working model called iyzico Homequarters. Our headquarter is in Altunizade.
An iyzicoMate is assigned to help you with anything you may need on your onboarding
A detailed orientation program designed for you to fully grasp the iyzico culture
Meal & Internet Allowance
Transportation Allowance
A gift voucher to meet tech needs and ergonomic workspace at home
Macbook (and monitor if needed)
Employee support program: free psychological counseling, legal advice, financial advice etc.
Private health insurance
1 day birthday leave

Başvurunuzu göndererek, belgede ve eklerinde yer alan tüm bilgilerin, ayrıca hakkınızda diğer kaynaklardan elde edilecek bilgilerin (örneğin referans olarak gösterdiğiniz kişilerin vereceği bilgiler) iyzi Ödeme ve Elektronik Para Hizmetleri A.Ş. (kısaca “iyzico”) tarafından elde edilmesine, detaylı incelemeler yapılmasına, başvuruların sonuçlandırılması ve başvuru süreçlerinin iyileştirilmesi amaçlarıyla kullanılmasına, bu amaçlarla uyumlu makul bir süre boyunca saklanmasına ve iyzico çalışanları, danışmanları ve dış hizmet sağlayıcılarına aktarılmasına, ayrıca iş arayışınızla ilgilenebilecek diğer işverenlerin de aralarında bulunduğu 3. kişi ve kurumlarla paylaşılmasına rıza göstermektesiniz.
Yasal düzenlemelerde kişisel verileri işlenen ilgili kişilere sağlanan haklardan kişisel veri işleme süreçleri, veri işlemenin amaçları, verilerin aktarıldığı kişiler hakkında bilgi talep etme; verilerin düzeltilmesini, silinmesini ve yok edilmesini talep etme; kullanılan hakların üçüncü kişilere de bildirilmesini isteme; otomatik sistemlerle yapılan işlemeler sonucu ortaya çıkan olumsuz sonuçlara itiraz etme ve işleme sebebiyle uğranan zararların tazminini talep etme hakları [email protected] adresine e-posta gönderilerek, veya +90 216 599 01 00 numaralı telefonla iyzico’ya ulaşılarak kullanılabilir.