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I’m a frontend-focused developer with 5+ years of experience building and maintaining production mobile and web applications. I work primarily with React Native and React.js, using TypeScript to deliver responsive, reliable user experiences across platforms. I’m also strong on API integration and production support—handling REST API development, third-party service integration, testing, and release validation. I’ve worked closely with backend engineers, QA, and business analysts to implement mobile modules (including offline-first patterns with Realm DB) and to resolve post-release issues through debugging, hotfixes, and iterative improvements.…I’m a frontend-focused developer with 5+ years of experience building and maintaining production mobile and web applications. I work primarily with React Native and React.js, using TypeScript to deliver responsive, reliable user experiences across platforms. I’m also strong on API integration and production support—handling REST API development, third-party service integration, testing, and release validation. I’ve worked closely with backend engineers, QA, and business analysts to implement mobile modules (including offline-first patterns with Realm DB) and to resolve post-release issues through debugging, hotfixes, and iterative improvements.

Laili Kumala

Front-End Developer, Back-End Developer, App Developer, +2

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I’m a frontend-focused developer with 5+ years of experience building and maintaining production mobile and web applications. I work primarily with React Native and React.js, using TypeScript to deliver responsive, reliable user experiences across platforms. I’m also strong on API integration and production support—handling REST API development, third-party service integration, testing, and release validation. I’ve worked closely with backend engineers, QA, and business analysts to implement mobile modules (including offline-first patterns with Realm DB) and to resolve post-release issues through debugging, hotfixes, and iterative improvements.…I’m a frontend-focused developer with 5+ years of experience building and maintaining production mobile and web applications. I work primarily with React Native and React.js, using TypeScript to deliver responsive, reliable user experiences across platforms. I’m also strong on API integration and production support—handling REST API development, third-party service integration, testing, and release validation. I’ve worked closely with backend engineers, QA, and business analysts to implement mobile modules (including offline-first patterns with Realm DB) and to resolve post-release issues through debugging, hotfixes, and iterative improvements.

Available to hire

I’m a frontend-focused developer with 5+ years of experience building and maintaining production mobile and web applications. I work primarily with React Native and React.js, using TypeScript to deliver responsive, reliable user experiences across platforms.

I’m also strong on API integration and production support—handling REST API development, third-party service integration, testing, and release validation. I’ve worked closely with backend engineers, QA, and business analysts to implement mobile modules (including offline-first patterns with Realm DB) and to resolve post-release issues through debugging, hotfixes, and iterative improvements.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Work Experience

Front-End Engineer at NTT DATA

January 1, 2026 - Present

Developed and maintained mobile and web applications using React Native, React.js, TypeScript, Redux, and Realm DB. Built production React Native modules with offline-first persistence. Implemented REST API integrations and third-party services to support insurance-agent business workflows. Partnered with backend engineers, QA engineers, and business analysts for API integration, testing, and production releases. Resolved production issues through debugging and hotfix implementation, including unit testing and release validation. Supported production deployments and ensured post-release stability.

Frontend Engineer at NTT DATA

January 1, 2026 - Present

Developed and maintained enterprise mobile and web applications supporting insurance sales operations for agents. Built production React Native modules using TypeScript, including offline-first data persistence with Realm DB. Integrated REST APIs and third-party services to support business workflows, collaborating with backend engineers, QA engineers, and business analysts for API integration, testing, and production releases. Resolved production issues via debugging and hotfix implementation, supported releases with unit testing and release validation, and assisted with production deployment support.

Front-End Developer at PTI Datar Star Cipta Teknologi

January 1, 2023 - January 1, 2026

Developed and maintained mobile applications with React Native and web applications with React.js using React, TypeScript, Redux, Realm DB, and REST API integrations. Built and maintained RESTful APIs using Node.js and Express.js to support mobile applications. Integrated payment gateway (e.g., Midtrans/Flipppy-like) and third-party APIs, handling end-to-end implementation and testing. Collaborated with UI/UX designers for responsive interfaces and conducted code reviews to promote coding best practices and improve code quality.

Frontend Developer at PTI D Star Cipta Teknologi

January 1, 2023 - January 1, 2026

Built and maintained mobile applications with React Native and web applications with React.js. Developed and maintained RESTful APIs using Node.js and Express.js to support mobile clients. Integrated the Midtrans payment gateway and third-party APIs, handling implementation and end-to-end testing. Collaborated with UI/UX designers to create responsive, user-friendly interfaces. Conducted code reviews and promoted coding best practices to improve code quality, while supporting reliable delivery of features.

Front-End Developer at PT I Tidar Sar Cipta Teknologi

January 1, 2023 - January 1, 2026

Developed and maintained mobile applications using React Native and web applications using React.js. Built and maintained RESTful APIs using Node.js and Express.js to support mobile applications. Integrated the Midtrans payment gateway and third-party APIs, handling implementation details and end-to-end testing. Collaborated with UI/UX designers to create responsive, user-friendly interfaces, and conducted code reviews while promoting coding best practices to improve code quality.

Software Developer at PT Pani Panji Teknologi Services

January 1, 2021 - January 1, 2023

Developed and supported software applications using React.js/React Native and backend technologies including Node.js and Express.js. Worked with MySQL and Firebase to implement features and integrations across web and mobile. Collaborated with teams to deliver maintainable solutions and support ongoing development needs.

Software Developer at PT Panji Teknologi Services

January 1, 2021 - January 1, 2023

Developed and supported enterprise mobile and web applications using React.js and React Native alongside backend technologies such as Node.js and Express.js. Worked with SQL databases (MySQL) and Firebase. Contributed to building features for an insurance operations context (agent insurance sales workflows), coordinating with team members to deliver and maintain application functionality.

Software Developer at PT P anji Teknologi Services

January 1, 2021 - January 1, 2023

Developed and maintained applications using React.js, React Native, Node.js, and Express.js. Worked with backend and database technologies such as MySQL and Firebase, contributing to features across mobile and web. Collaborated in a team environment using Git/GitHub, supported testing practices, and contributed to delivery of software solutions aligned with project needs.