iyzico

Lead Software Engineer, React

iyzico

full-time

Posted on:

Location Type: Hybrid

Location: Istanbul • Turkey

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Job Level

Senior

Tech Stack

JavaScriptReact

About the role

  • 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.

Requirements

  • 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.
Benefits
  • 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
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
HTML5CSS3ES6+ReactJavaScriptsoftware engineeringtechnical leadershipagile practicescode qualitytesting
Soft Skills
strong communication skillscollaborative attitudeownership mentalityproblem-solvingteam leadershipstakeholder engagementtechnical resourcepredictable deliverytransparencyproactive improvement
Certifications
degree in Computer Scienceequivalent practical experience