Front End Developer

React Js Developer

Software Engineer & Team Lead with 6+ years of experience building scalable web and mobile
applications used by thousands of users. Specialized in React, Next.js, React Native, and Node.js, with
a proven track record of leading engineering teams, accelerating delivery, and improving product
performance.
Experienced in working with international clients (USA, Australia, South Korea, & Malaysia), delivering
high-quality, user-centric solutions aligned with business goals. Passionate about clean architecture,
performance optimization, and mentoring engineers to grow and deliver impact.


Experience: 6 years

Yearly salary: $10,000

Hourly rate: $15

Nationality: 🇮🇩 Indonesia

Residency: 🇮🇩 Indonesia


Experience

Senior Software Engineer (Part-Time)
Redsquare
2025 - 2025
Developed high-quality web applications using React, focusing on performance, scalability, and maintainability. Built RESTful APIs using Node.js to support seamless frontend-backend integration. Contributed to architecture decisions and feature planning for scalable product development. Improved UI/UX quality through performance optimization and iterative improvements based on user feedback. Actively participated in code reviews and engineering discussions to improve team productivity.
React Developer (Outsource)
Accelbyte
2023 - 2023
Developed web applications for AAA gaming client (2K Entertainment), handling complex UI flows and high data interaction. Built responsive and high-performance React applications for large-scale systems. Designed and implemented RESTful APIs using Node.js for efficient data communication. Improved application performance by optimizing rendering and API calls. Collaborated with cross-functional teams to deliver scalable and maintainable solutions.
Software Developer Team Leader
SoftwareSeni
2022 - 2026
Led end-to-end development of multiple client projects using React, Next.js, and Node.js, delivering scalable and maintainable applications. Managed a team of 5+ engineers, improving sprint delivery consistency and reducing missed deadlines by ~30%. Collaborated closely with product, design, and QA teams to streamline development workflows and accelerate feature delivery. Mentored junior developers through code reviews and pair programming, improving code quality and reducing production issues. Drove adoption of best practices (design architecture, reusable components, performance optimization). Managed project timelines, resource allocation, and risk mitigation to ensure on-time and high-quality delivery.
React Developer (Outsource)
Akar Inti Teknologi
2021 - 2022
Developed a food delivery application with a focus on usability, responsiveness, and performance. Built scalable and reusable UI components using React. Improved application performance, reducing load times and enhancing user experience. Translated user feedback into actionable product improvements. Ensured code quality through testing, code reviews, and best practices.
Javascript Developer
SoftwareSeni
2020 - 2022
Developed web and mobile applications using ReactJS, React Native, and Flutter. Built scalable UI components and navigation systems for cross-platform applications. Optimized rendering and state management for better performance and responsiveness. Integrated frontend applications with backend APIs to enable real-time features. Contributed to team growth through mentoring and knowledge sharing.

Skills

freelance
nextjs
node
react
react-native
front-end
english
indonesian
javanese
sunda