Hire the Best Web Application Developers
in Indonesia

I build websites and web applications for businesses that need a reliable digital presence or a functional system to run their operations — from company profile sites to custom platforms with databases, dashboards, and third-party integrations. My approach is straightforward: understand what the business actually needs, build it properly, and deliver working software — not just a polished demo. Services ✅ Website Development Company profiles, landing pages, and portfolio sites built with clean, modern design and full mobile responsiveness. ✅ Custom Web Applications Database-driven systems — booking platforms, inventory management, admin dashboards, and internal business tools. ✅ E-commerce Development Full online stores with product catalogs, shopping cart functionality, and checkout systems. ✅ Mobile Applications Cross-platform apps for Android and iOS. ✅ Website Maintenance & Improvements Bug fixes, redesigns, performance improvements, and new feature additions for existing sites. ✅ Third-Party Integrations Email systems, payment gateways, and API connections to external services. Why Work With Me I prioritize clear communication throughout every project — you'll always know what's being worked on and why. I work efficiently with AI-assisted development tools like Claude Code as part of my daily workflow, which lets me build and iterate significantly faster without sacrificing code quality. I write clean, well-structured code designed to be maintained and extended over time, not just to pass a one-time review — every AI-generated output is personally reviewed and debugged by me before delivery. Every project is delivered mobile-responsive by default, and I manage multiple tasks in parallel to keep turnaround times short. - BizPrice — A financial tracking application for small business owners, featuring cost and break-even calculators, paired with a companion marketing website. - KYU — A task management application with live integrations to GitHub and public holiday data sources. - Zen Stone — A corporate website for a natural stone export company, built with a structured design system and refined motion detailing. - SOLEMATE — A complete e-commerce platform for footwear retail, including product galleries and interactive animations. - Currently developing two independent SaaS-style tools for API monitoring and feature management, built on Laravel with PostgreSQL and Redis. Technical Stack Laravel, PHP, MySQL, PostgreSQL, Flutter, HTML5, CSS3, JavaScript, Tailwind CSS I'm expanding my client portfolio and am committed to delivering strong results at a fair rate, with the goal of building lasting working relationships. If you have a project in mind — whether it's a new build or an existing site that needs work — I'd be glad to discuss the scope and provide an honest assessment of timeline and approach.

Highly skilled web application developer with over 10 years of experience in designing, building, and optimizing scalable, user-friendly applications. Proficient in modern frameworks like ASP.NET Core, Java Spring Boot, Angular, React, and PostgreSQL, with a focus on delivering high-performance solutions. Also most skilled in RESTful API and building Microservices Architecture.

I’m a developer experienced in building websites for small and medium-sized businesses. Whether you’re trying to win work, list your services, or create a new online store, I can help. Knows HTML and CSS, Bootstrap, PHP, jQuery, Laravel, Django

I am an android developer and web developer with more than 2 years experience, I will make your project as good as possible according to your wishes, and certainly the best. Android studio, php, mysql, javascript, codeigniter, laravel, vue.js, firebase .

👋 About Me I'm a passionate fullstack and mobile developer with 12 years of experience transforming ideas into powerful digital solutions. From startups to enterprise clients, I've helped businesses across the globe build web applications, mobile apps, and e-commerce platforms that drive real results. What sets me apart? I don't just write code, but I solve business problems. I combine technical expertise with strategic thinking to deliver solutions that are not only functional but also scalable, user-friendly, and profitable. 💻 My Technical Arsenal Frontend Development ✅ Languages: JavaScript (ES6+), TypeScript, HTML5, CSS3, SASS/SCSS ✅ Frameworks & Libraries: React.js, Next.js, Vue.js, Angular, jQuery ✅ Mobile: React Native, Flutter ✅ UI Libraries: Material-UI, Ant Design, Bootstrap, Tailwind CSS ✅ State Management: Redux, Context API, Vuex, NgRx Backend Development ✅ Languages: Node.js, Python, PHP, Java, C# ✅ Frameworks: Express.js, Django, Flask, Laravel, Spring Boot, .NET ✅ APIs: REST, GraphQL, WebSocket, gRPC ✅ Authentication: JWT, OAuth, Passport.js, Firebase Auth ✅ Real-time: Socket.io, WebRTC Database & Storage ✅ SQL: PostgreSQL, MySQL, SQLite, SQL Server ✅ NoSQL: MongoDB, Redis, DynamoDB, Firestore ✅ Cloud Storage: AWS S3, Google Cloud Storage, Azure Blob ✅ Database Design: Schema optimization, indexing, query optimization E-commerce & CMS ✅ Shopify: Theme development, App development, Shopify Plus ✅ WordPress: Custom themes, plugins, WooCommerce ✅ Other Platforms: Magento, PrestaShop, Drupal 🎯 My Specializations 🛒 Shopify Expert Certified Shopify Partner specializing in: ⬩ Custom theme development from scratch ⬩ Shopify app development (public & private) ⬩ Store optimization for higher conversions ⬩ Shopify Plus enterprise solutions ⬩ Third-party integrations and API development ⬩ Performance optimization and SEO 📱 Mobile App Development ⬩ Native and cross-platform mobile solutions: ⬩ iOS and Android native development ⬩ React Native cross-platform apps ⬩ Flutter mobile applications ⬩ Progressive Web Apps (PWAs) ⬩ App store optimization and deployment ⬩ Push notifications and real-time features 🌐 Web Application Development ⬩ Full-scale web applications and platforms: ⬩ Single Page Applications (SPAs) ⬩ Server-side rendering with Next.js ⬩ Real-time applications with WebSocket ⬩ API-first architecture ⬩ Microservices development ⬩ Enterprise-grade solutions ⚡ Performance Optimization Making your applications lightning-fast: ⬩ Core Web Vitals optimization ⬩ Database query optimization ⬩ Caching strategies implementation ⬩ CDN setup and optimization ⬩ Mobile performance tuning ⬩ SEO technical improvements

🎯 Top 3% of Freelancers | Upwork Top Rated Plus 🧠 9+ Years in Back End, Front End, and Full Stack Development | API Development | Figma-to-Code Developer 💯 100% Job Success Score 💼 50+ Successful Projects Imaginations need to be crafted. Let me help you craft your imagination needs. I have over four years of experience crafting well-designed web applications using Laravel, Vue.js, MySQL, and Nginx. I have worked with a diverse range of clients, from small companies to top national companies like BNI (Bank Negara Indonesia) and startups from the Telkom Incubator, among others. I am available for hire or a fixed project., I would be happy to provide you with the latest technologies, well-crafted code that can be maintained by anyone else, and thoroughly tested code with 90% test coverage to ensure the app's stability. Regards, Bagaskara Wisnu Gunawan Bahas Technology.