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Fullstack Developer (React JS+ React Native)

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Cognitionteam

Ahmedabad Full-Time 4–8 yrs exp Posted 1 month ago · Apply by Jul 18, 2026

Job Description

Experience: 3-5 years

Location: Ahmedabad

Requirements

3-5 years of experience in full-stack development with strong expertise in React.js and React Native
Proven experience building both web and mobile applications from scratch
Proficiency in JavaScript (ES6+), HTML5, and CSS3
Solid backend development experience with Node.js, Express.js, or equivalent frameworks
Experience working with RESTful APIs, third-party integrations, and JSON
Familiarity with databases like MongoDB, PostgreSQL, or MySQL
Strong knowledge of mobile app deployment (App Store, Google Play) and debugging tools
Excellent English communication skills—both verbal and written
Comfortable working with international clients across US, UK, and Europe
Bachelor's degree in Computer Science or related field

NICE TO HAVE

Experience with Expo, Firebase, or GraphQL
Familiarity with TypeScript in React/React Native projects
Understanding of mobile UI/UX design principles
Exposure to CI/CD pipelines and deployment automation for mobile and web
Experience with push notifications, deep linking, or mobile-specific APIs
Knowledge of performance optimization techniques across platforms

Responsibilities

Build and maintain scalable web and mobile applications using React.js and React Native
Develop robust backend services and APIs to support frontend and mobile features
Work closely with design and product teams to turn requirements into functional interfaces
Optimize applications for performance, speed, and responsiveness across devices
Manage mobile app submissions, updates, and testing for iOS and Android platforms
Collaborate with international clients on requirements, updates, and feedback
Participate in code reviews, technical planning, and project discussions

WHAT YOU WILL GET WITH Cognitionteam

Close cooperation with a customer
Challenging tasks
Competence development
Ability to influence project technologies
Team of professionals
Dynamic environment with low level of bureaucracy

ABOUT Cognitionteam

Cognitionteam is the partner of choice for few of world’s leading corporations, SMEs, and technology competitors. We help companies elevate their value through custom software development, product design, QA, and consultancy services..

Required Skills

React Native REST API Google Play Industrial Design HTML CSS JavaScript TypeScript Node.js Express.js MongoDB PostgreSQL MySQL Expo Firebase GraphQL CI/CD