Keyvan Mozaffari

Senior React Native Developer | Cross-Platform Mobile

Salary / Daily rate

İzmit, Kocaeli, Türkiye

Freelance, open to permanent contract

Can come onsite

Skills

React NativeReduxFirebaseGraphQLRESTful APIsSQLiteGitGitLabFullstack DevelopmentMobile DevelopmentReactPHPMariaDBMongoDBMySQLDockerBitbucketXcodeGitHubWebpackJiraAWS

Languages

EnglishTurkish

About me

Intro

Senior React Native Developer with 7+ years of cross-platform mobile expertise and leadership experience as former CTO. Built 8+ mobile apps including quiz games and payment platforms, specializing in Redux state management and API integrations. Ready to deliver high-performance mobile solutions that drive user engagement and business growth.

Links

Work experience

React Native Developer

UpworkFreelance

Nov 2024 - Present

2 years

İzmit, Kocaeli, Türkiye

As a Freelance React Native Developer, I specialize in building and enhancing mobile applications for clients worldwide. Currently, I am working on Price Catch, a React Native-based mobile app that challenges users to guess product prices, offering an engaging and interactive experience. Key Responsibilities: - Developing and maintaining cross-platform mobile apps using React Native. - Implementing responsive UI and optimizing performance for smooth user experience. - Collaborating with clients to understand requirements and deliver high-quality solutions. With 7+ years of experience in mobile development, I am passionate about creating intuitive, high-performance apps that drive engagement and user satisfaction. 🚀 Open to new freelance opportunities! Let’s connect!

Senior React Native Developer

Vaga

Mar 2022 - Oct 2024

2 years 8 months

İzmit, Kocaeli, Türkiye

• Develop and maintain cross-platform mobile applications using React Native • Collaborate with the design team to implement user-friendly and visually appealing interfaces • Implement state management solutions using Redux to manage application data flow • Integrate RESTful APIs and backend services into mobile applications • Write unit tests to ensure code quality and maintainability • Optimize application performance and improve responsiveness • Participate in code reviews to ensure best practices and coding standards are followed • Collaborate with team members to plan and execute project deliverables • Stay updated with the latest trends and technologies in the React Native ecosystem

Full Stack Developer

Spechy

Oct 2021 - Mar 2022

6 months

İstanbul, Türkiye

• Developed and maintained responsive web applications using Reactjs and PHP • Implemented responsive design techniques to create visually appealing and user-friendly interfaces • Collaborated with product owners and stakeholders to gather requirements and define project scope • Integrated front-end interfaces with back-end APIs and databases • Conducted cross-browser and cross-device testing to ensure compatibility and responsiveness • Implemented performance optimization techniques to enhance application speed and responsiveness • Participated in sprint planning and estimations, and delivered features within designated timelines • Collaborated with team members to identify and resolve technical challenges

Full Stack Developer

Self EmployedFreelance

Mar 2019 - Oct 2021

2 years 8 months

89290 Irancy, France

I use to freelancer as my new job to get new experience of development and have time to reviews new things in while I start use React-Native as new role for develop mobile applications. Right now I develop more than 8 project by React-Native also I use to PHP to write Service for them. I have done many projects until now such as websites and mobile applications : - Dribbl ( Mobile App - Quiz Game) - Newpal ( Mobile App & Website - Getaway Payment PSP ) - Dordid ( Mobile App & Website - Online Educations ) - Kalabekala ( Website - Trade Staff ) - Health Care Usa ( Mobile App - Online Health Care) and many projects

Chief Technology Officer

azki.com

Aug 2018 - May 2019

10 months

89290 Irancy, France

AZKI is online insurance website. My responsibility in AZKI is manage developers to maintrance current version and migrate and develop new version based on website and mobile application. We use to agile methodology and scrum to burndown our tasks. I use to a role for my team as scrum master.

Technical Development Manager

Kanoon Iran Novin

Jun 2017 - Aug 2018

1 year 3 months

89290 Irancy, France

I manage a team of developers in different language as head developer. We work on advanced technologies as mobile applications , websites, real time data analytics, custom attractions deployment ...) Kanoon Iran Novin is a place for an experiential application for events and learning. We provide an all-in-one solution to facilitate networking, training, and engagement among customers. Kanoon Iran Novin provides applications for everything from small training seminars to large conferences or events. We have put on over 400 events in the last three years. Companies like ASUS, Saipa, IRANCELL(MTN), Mihan, Renault.

Full-stack Developer

Felesh Full Service Advertising Agency

Aug 2016 - Mar 2017

8 months

Āsoor, Tehran Province, Iran

IT and Digital Marketing Project Managment and Strategic Consulting, including business model. KIN pursues to build up and regularly organize various new ideas through application of modern tools by a team of men and women who specialize in professionally demonstrate the value and worth of your brand and product.Affecting the world around you is our philosophy.

Full Stack Developer

Kanoon Iran Novin

Apr 2015 - Aug 2016

1 year 5 months

89290 Irancy, France

To understand and be able to talk about and explain to my team the importance of principles of good software design and development so that we are able to produce software of the highest possible quality in the fastest possible time and will be able to continue to do so in the future.

Web Application Developer

Avatech Accelerator

Jan 2015 - May 2015

5 months

89290 Irancy, France

Develop a website in 1st startup with name KSNA

Senior Web Developer

Respina Networks & Beyond

Sep 2013 - Dec 2014

1 year 4 months

Tehran, Tehran Province, Iran

Develop technical and functional specifications for projects.

Chief Technology Officer

Webnegar

Jan 2012 - Jan 2013

1 year 1 month

89290 Irancy, France

To ensure the software my team is responsible for is healthy and that it’s health is visible to my team and the wider development team so that we can all focus on improving it and know where the most technical debt and legacy code is.

Back End Developer

Simulator Developer

May 2010 - Jul 2012

2 years 3 months

Online Game Coding


Education

Islamic Azad University

Bachelor's degree

2006 - 2009

3 years 1 month

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