Hire the Best React.js Developers
in Indonesia

I'm Wahyu, a Fullstack Developer (Website). Experienced in operating Elastic Compute Cloud (EC2) on Amazon Web Services (AWS) and have created some websites using Node JS, Express JS and React JS. Here are my Skillsets: JavaScript, TypeScript, HTML, CSS, Golang, Node JS, Express JS, React JS, Next JS, Nest JS, Docker, Jenkins, GIT (Versioning Control), Mongo DB, PostgreSQL, MySQL, Redis. I help you to solve and develop any application challenges you may have. Let's work together to make your idea come true! Feel free to contact me and I'm always here to help. Cheers!

Fullstack Developer with experience since 2022 delivering web applications across diverse projects — from e-commerce and payment processing to data automation and AI-enhanced products. Skilled across the full stack, from building responsive interfaces to designing robust backends and databases. Hands-on experience integrating AI capabilities including LLM-powered features, RAG pipelines, and voice AI systems. Passionate about the intersection of modern web engineering and applied AI, and thrive in fast-moving environments where real problems get solved. My skill set includes - Frontend frameworks: React.js, Next.js - Backend frameworks: Nest.js, Express, Laravel - UI libraries: Tailwind, Radix, Bootstrap, Shadcn - Databases: PostgreSQL, MySQL, Supabase ,Firebase - AI: Langchain, OpenAI, Azure DI, elevenlabs, deepgram

Fullstack Developer specialized in building scalable web applications, dashboards, and business systems using Node.js, React, and Next.js. I have 4+ years of hands-on experience delivering reliable backend APIs and modern frontend interfaces for real-world business needs. On the backend, I focus on clean, maintainable, and scalable architectures using Node.js, TypeScript, Express.js, PostgreSQL, and MongoDB. I have experience designing REST APIs, database schemas, authentication systems, and integrating third-party services. On the frontend, I build responsive and user-friendly applications using React.js and Next.js, ensuring performance, usability, and clean UI implementation—especially for admin panels, dashboards, and internal tools. I’ve worked on: - Business & internal management systems - HRMS and finance-related applications - Dashboard and data-driven web applications - Full project lifecycle: planning → development → deployment I value clear communication, clean code, and on-time delivery. My goal is not just to write code, but to build solutions that solve real problems and support business growth. If you’re looking for a reliable Fullstack Developer who understands both technical execution and business context, I’d be happy to collaborate.

Having issues with your Next.js app, API, or frontend not working as expected? I can help you fix it quickly and get your app running smoothly again. I’m a Senior Fullstack Developer with 4+ years of experience working with startups and international clients (Saudi Arabia, Malaysia). I specialize in fixing bugs, integrating APIs, and shipping production-ready features fast. ⚡ What I can help you with: - Fixing Next.js / React issues (build errors, bugs, performance) - API integration & backend fixes (Node.js, Express, NestJS) - Debugging production issues - Building or improving landing pages (fast & responsive) - Adding new features to existing apps 🚀 Why clients work with me: - Fast response & quick turnaround - Clear communication (no ghosting) - Real-world production experience - Focus on solving problems, not overengineering 💼 Experience: - Tech Lead at EdTech Startup - Remote Fullstack Developer (Middle East company) ⚡ Available for urgent fixes (same-day delivery possible) Send me a message — I can start immediately.

"Yunan is amazing! He is an expert and was able to solve all the problem sets I gave him." ⭐⭐⭐⭐⭐ "Yunan took my complex challenge, which was basically a puzzle, and brainstormed a clever solution to solve it - and worked with me to tweak the solution. Super prompt results and successful project, thankyou!" ⭐⭐⭐⭐⭐ I help startups and businesses build scalable AI SaaS platforms, automation systems, and high-performance web applications from idea to production. My expertise includes Claude AI, OpenAI integrations, AI automation workflows, scalable backend architecture, browser automation, web scraping, and cloud infrastructure. I focus on building reliable systems with efficient token usage, clean architecture, and production-ready deployment. 🚀 Core Expertise • AI SaaS Development • Claude AI & OpenAI API Integration • Full-Stack Development • High-Scale Automation & Web Scraping • Microservices Architecture • DevOps & Cloud Infrastructure • Mobile App Development (iOS & Android) 🛠 Backend & Infrastructure • Node.js / TypeScript • NestJS / Express.js • Laravel / PHP • C# / ASP.NET • Redis, RabbitMQ • PostgreSQL, MySQL, MongoDB • Docker & Kubernetes • Terraform • CI/CD Pipelines ⚡ Automation & AI Systems • Puppeteer Automation • Browser Fingerprinting & Scaling • xvfb Docker Environments • AI Workflow Automation • API Integrations • Real-time Systems & Queue Architecture 🎨 Frontend & Mobile • React.js • Next.js • Vue.js • React Native (published on App Store & Play Store) I can help you: ✔ Build AI-powered SaaS products ✔ Scale existing applications ✔ Optimize backend performance ✔ Create automation & scraping systems ✔ Build cloud-native infrastructure ✔ Develop end-to-end full-stack applications ✔ Rescue and stabilize problematic projects I value clean communication, fast execution, and long-term maintainable architecture. If you need an engineer who can take ownership and deliver production-ready solutions, feel free to message me anytime. Best Regards, Yunan

Hi, I’m Devi — a Full-Stack Software Engineer with 7+ years of experience building high-performance, scalable web applications for large-scale e-commerce and financial platforms. I specialize in modernizing legacy systems, optimizing heavy workflows, and engineering clean, maintainable microservices. My development approach utilizes highly focused, modern AI-assisted workflows to rapidly prototype and deliver solutions, ensuring fast turnaround times without ever compromising on production-grade quality. 🚀 What I can help you with: Modern Frontend Modernization: Leading large-scale migrations from legacy systems (like Java or standard Vite setups) to modern frameworks like Vue 3, Nuxt 4, and React. Scalable Backend Integration: Designing robust Go (Golang) microservices to manage high-throughput data streams and unify complex third-party APIs. Automated Quality Assurance: Writing comprehensive integration testing suites using Playwright to ensure zero-regression, reliable deployments. End-to-End System Architecture: Streamlining delivery by setting up efficient CI/CD pipelines (GitLab CI, Docker) and eliminating system bottlenecks. 💼 Highlighted Architectures & Experience: Omnichannel Notification Hubs: Engineered dedicated notification architectures (such as NotiFi) designed to handle complex event streams (like Kafka) and trigger seamless WhatsApp, SMS, Email, and Push notifications at scale. Large-Scale UI & Performance Optimization: Spearheaded the modernization of high-traffic UI architectures, refactoring complex data flows into modular, highly reusable Vue components to drastically improve rendering and user experience. Complex State Management Tools: Built logic-heavy interactive platforms, including sophisticated calculators that handle dynamic fixed and floating interest rates using modern React ecosystems. Modern Web Platforms: Developed fast, responsive, and ATS-optimized platforms utilizing Vue 3, TypeScript, and Tailwind CSS. 🛠 Tech Stack: Backend: Go (Golang), Express.js, Node.js, REST APIs, Kafka Frontend: Vue.js (Vue 3, Nuxt 4), React, TypeScript, JavaScript (ES6+), Vite, Tailwind CSS Testing & DevOps: Playwright, Docker, GitLab CI, Linux, Git I focus on writing clean code and delivering solutions that align with both your technical requirements and your bottom-line business goals. If you are looking for a developer who can handle complex system architectures while maintaining a lean, fast-paced development cycle, let’s talk.