6+ years of experience across React, Next.js, React Native, TypeScript, fintech products, admin panels, micro-frontends, reusable component architecture and production delivery.

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6+ Years

Production experience across web and mobile products

Core Stack

React · Next.js · React Native · TypeScript

Architecture

Micro-frontends · Reusable UI systems · Performance

Domain Experience

Fintech · Admin panels · Mobile applications

/aboutAbout

Profile Summary

Senior frontend engineer focused on scalable products, clean architecture, and reliable production delivery.

identity.card

Mehmet Kaan Toprak

Senior Frontend Developer

Istanbul, Şişli

6+ years production experience
React, Next.js, React Native
Fintech & enterprise tools
Micro-frontend architecture
Agile team collaboration

profile.summary

Mehmet Kaan Toprak is a Senior Frontend Developer with 6+ years of experience building scalable, responsive, and user-focused web and mobile applications. His core stack includes React, React Native, Next.js, JavaScript, and TypeScript.

He specializes in reusable component architecture, micro-frontend systems, REST API integration, pixel-perfect Figma implementation, responsive UI development, performance-oriented frontend architecture, and maintainable codebases.

His production background spans fintech products, merchant systems, cards and wallet flows, campaign modules, admin panels, mobile applications, e-commerce improvements, and internal business tools. Through freelance work, he has also delivered backend and fullstack features including API development and database integration.

He collaborates effectively in Agile teams, contributes to architectural decisions, mentors junior developers, and owns features from initial setup through production delivery.

/skillsSkills

Stack Matrix

A practical toolkit across frontend architecture, UI systems, mobile, testing, and fullstack awareness.

Frontend

ReactReact NativeNext.jsJavaScript ES6+TypeScriptHTML5CSS3Sass/SCSSBEM

State Management, Data Fetching and Forms

ReduxRedux ToolkitZustandReact Context APITanStack QueryAxiosReact Hook FormFormikYupZod

UI / Design Systems

Reusable Component ArchitectureComponent-Based DevelopmentAnt DesignChakra UIBootstrapTailwind CSSshadcn/ui

Animation and Interaction

Framer MotionScrollMagic

Architecture and Performance

Micro-frontend ArchitectureWebpackModule FederationCode SplittingLazy LoadingPerformance Optimization

Testing

VitestJestReact Testing Library

Backend, Databases and BaaS

NestJSExpress.jsREST APIPrisma ORMMongoDBPostgreSQLSupabaseFirebase

Tools and Collaboration

GitGitHubDockerMicrosoft AzureJiraAgile/ScrumFigmaPostmanSwagger

/experienceExperience

Career Timeline

Six years of hands-on frontend delivery across fintech, admin panels, and internal business platforms.

01Mar 2023 - Jan 2026

Senior Frontend Developer

P-Tech Solutions

Contributed to fintech products including Merchant, Cards, Wallet, Campaign, and mobile applications.
Took an active role in frontend and mobile projects from initial setup and architecture planning to implementation and delivery.
Owned the frontend development of the Merchant project and led its implementation and ongoing enhancement.
Developed web and mobile applications using React and React Native.
Used Sass/SCSS Modules, Redux Toolkit, Ant Design, and Axios.
Built reusable UI components and contributed to architectural decisions.
Developed internal npm packages to improve consistency, scalability, and maintainability across projects.
Implemented pixel-perfect and responsive user interfaces from Figma designs.
Integrated multilingual support with i18n.
Connected multiple applications through Module Federation to support a micro-frontend architecture.
Mentored junior frontend developers and shared best practices in reusable component development, code quality, and frontend architecture.
Participated in Agile/Scrum processes and contributed to Docker and Microsoft Azure-based development/deployment workflows.

02Nov 2022 - Mar 2023

Frontend Developer

Martı Technologies

Contributed to the company's admin panel from scratch as part of the frontend team.
Developed frontend modules using Next.js, TypeScript, Sass/SCSS, and BEM methodology.
Integrated REST APIs using Axios.
Managed application state with Redux Toolkit.
Built user interfaces with Ant Design.
Developed reusable UI components to improve consistency and maintainability.
Worked in an Agile/Scrum team through sprint planning, daily stand-ups, sprint reviews, and retrospectives.

03Jan 2020 - Nov 2022

Frontend Developer

Maykim Group

Served as the sole Frontend Developer for internal company panels used in daily business operations.
Designed and implemented user interfaces from scratch in Figma without pre-defined designs.
Developed a large-scale internal management application covering order management, stock management, dealer management, and customer management.
Built responsive and mobile-friendly interfaces for desktop and mobile use.
Integrated REST APIs and implemented frontend workflows for multiple business-critical modules.
Used React, CSS, Chakra UI, Ant Design, Bootstrap, and Redux Toolkit.
Built reusable UI components to improve development efficiency and maintainability.
Applied semantic HTML and clean code principles.
Contributed to the enhancement and ongoing development of the company's e-commerce website.

/expertiseExpertise

Strategic Capabilities

Technical depth translated into business outcomes — from architecture to production-ready delivery.

Scalable Frontend Architecture

Builds maintainable, modular, and reusable frontend systems designed for long-term product growth.

Production-Ready UI Development

Delivers responsive, pixel-perfect, and accessible interfaces aligned with Figma specifications.

Fintech & Business Applications

Experienced in merchant systems, wallet and card flows, campaign modules, admin panels, and internal tools.

Micro-frontend Experience

Hands-on experience with Module Federation and multi-application frontend architectures.

Mobile Application Experience

Production experience with React Native, focused on usability, performance, and consistency with web products.

Fullstack Awareness

Freelance backend and fullstack experience with API development, database integration, and end-to-end delivery.

/workWork

Selected Work Areas

Production experience across fintech, enterprise admin tools, mobile, and fullstack delivery.

Fintech Merchant Platform

Frontend ownership and delivery for merchant-facing fintech workflows, from architecture to production.

Cards & Wallet Interfaces

User-facing financial product interfaces with a focus on clarity, responsiveness, and reliability.

Campaign Management Modules

Campaign-related UI modules integrated into broader fintech product ecosystems.

Admin Panel Development

Enterprise admin panels built with Next.js, TypeScript, and scalable component patterns.

Internal Management Systems

Large-scale internal tools for orders, stock, dealers, and customer operations.

React Native Mobile Features

Production mobile features with React Native, aligned with web product standards.

E-commerce Improvements

Ongoing frontend enhancements for e-commerce platforms and business-facing storefronts.

Freelance Fullstack Projects

End-to-end delivery including APIs, databases, and full feature implementation.

note: Some project details are limited due to confidentiality. The work reflects production-level experience across fintech, admin panels, mobile applications, and internal business tools.

/backgroundBackground

Education & Languages

Academic foundation and communication skills for international teams.

education.degree

B.A. in International Relations

Atılım University

2014 - 2019

100% English Program

languages

Languages

TurkishNative
EnglishB2

/contactContact

Start a Conversation

Open to frontend, React, Next.js, React Native, and fullstack-oriented opportunities.

contact.init

Interested in collaborating on frontend, React, Next.js, React Native, or fullstack-oriented projects? I would be glad to hear from you.

Email Me Download CV GitHub LinkedIn

kaanmehtoprak@gmail.com

phone

0 551 830 38 51

location

Istanbul, Şişli

website

kaantoprak.net