Hire the Best Django Developers
in Indonesia

Senior Python Developer | 7+ Years of Full-Stack Experience I specialize in high-performance web applications and data systems and have a proven track record of optimizing and scaling enterprise solutions. 🌟 Technical Expertise Backend: Django, Flask, FastAPI Data Extraction: Scrapy, Beautiful Soup, Selenium Databases: PostgreSQL, MongoDB, Redis Frontend: React.js, Vue.js, TypeScript DevOps: AWS, Azure, Docker, Git Other: Kafka, RabbitMQ, ETL, JWT, Stripe/PayPal integration 🌟 Major Achievements • Reduced API response times • Built an e-commerce platform • Automated testing framework • Data pipeline system • System modernization 🌟 Specialties • Backend/API Development • Data Extraction • Database Optimization • Full-stack applications • Test Automation Available for prototype development (free initial phase) Keywords: Python, JavaScript/TypeScript, SQL, Node.js, Rust, Django, Flask, FastAPI, Vue.js, React.js, PostgreSQL, MongoDB, Redis, AWS, Docker, Scrapy, Selenium, GIt

FastAPI and Python engineer specializing in AI automation, data pipelines, and AI agent systems. I help SaaS founders and agencies eliminate manual work and turn messy data into structured, intelligent systems. I work with data-driven teams who need to move faster, reduce operational overhead, and build backends that actually scale. What I build: - FastAPI and Django backends with PostgreSQL, async processing, and clean architecture ready for production - AI automation systems and agents using OpenAI API, LangChain, and RAG that replace repetitive workflows with intelligent pipelines - Data pipelines and ETL systems that clean, transform, and deliver reliable datasets for analytics or AI ingestion - AI-native engineering workflows using Claude Code, Codex, Cursor, and n8n to reduce delivery time without sacrificing quality - Web scraping and large-scale data extraction using Scrapy, Playwright, and Selenium, including anti-bot handling, proxies, and structured output - API integrations across OpenAI, Stripe, Telegram, CRMs, and 50+ tools into unified workflows - Full-stack applications with React and Next.js connected to Python backends for dashboards, internal tools, and SaaS products Why clients choose me: ✨ I think in systems, not just code, so solutions are built to scale and extend ✨ I scope before building so timelines are clear and expectations are realistic ✨ I use AI-native tooling to ship faster without cutting corners ✨ I write maintainable, tested, and documented code that your next developer can actually read ✨ I communicate clearly with async updates, short Loom videos, and clean pull requests Tech stack: Python, FastAPI, Django, PostgreSQL, React, Next.js, OpenAI API, LangChain, RAG, Docker, AWS, Scrapy, Playwright, Selenium, n8n, Claude Code, Codex, Cursor If you need to automate workflows, build AI-driven products, or clean up a data mess into a scalable system, let's talk.

NOT associated to any agencies, I'm working directly with you. I build reliable, production-grade web applications with Python/Django, React.js, and .NET Core. My focus is delivering clean, scalable solutions that solve real business problems. Core expertise - Backend: Python (Django, FastAPI), C# (.NET Core), Ruby on Rails - Frontend: React.js, TypeScript, responsive UI design - APIs and Automation: RESTful APIs, data pipelines, workflow automation, integrations - Software quality: Unit tests, CI/CD, SOLID principles, performance optimization Selected work - Migrated a legacy healthcare system to Django and .NET Core, ensuring secure migration of thousands of patient records. - Built a manufacturing SaaS tool used daily on production floors, reducing reporting time by 40 percent. - Automated email templating and scraping pipelines, saving clients dozens of manual hours weekly. Why me? I have over 3 years of professional experience building backend-heavy applications with strong frontend delivery. I maintain a 100 percent Job Success score on Upwork with satisfied clients, and I communicate clearly in English and Indonesian, with conversational German and Spanish. If you need a backend-focused engineer who can also deliver polished React interfaces, I can take your project from idea to deployment.

I'm a Senior Django developer specializing in high-performance applications and large-scale data processing. With over 12 years of experience, I've built systems that efficiently handle over 10 million records, delivering fast, scalable solutions for data-intensive businesses. I help businesses transform ideas into production-ready applications. Whether you need a custom web platform, API integration, data scraping solution, or cloud deployment on AWS/Azure, I deliver clean, maintainable code that scales with your business. My recent projects include developing SaaS platforms with Django REST Framework serving thousands of daily users, implementing complex automation workflows with Celery that process millions of records, and deploying containerised applications on AWS and Azure with 99.9% uptime. I'm reliable, communicate proactively, and write clean, well-documented code. I believe in delivering quality work on time and staying available for questions throughout the project lifecycle. Core Expertise: - Python 3.x (12+ years) | Django, Flask, FastAPI - High-performance database optimization: PostgreSQL, MySQL - Async/Threading: Django REST Framework, Celery, Scrapy - Large-scale data processing (10M+ records) DevOps & Cloud: - Containerization: Docker, Kubernetes - Cloud platforms: AWS, Azure - Infrastructure as Code: Saltstack, Ansible - Web servers: Nginx, Linux administration - CI/CD: GitLab CI, CircleCI, Heroku Frontend Development: - Vue, React, Nuxt.js, Next.js, JavaScript - HTML5, CSS3, Bootstrap, TailwindCSS Integrations & APIs: - Payment gateways: Stripe, PayPal - Communication: Twilio, MailChimp - Social media: Twitter, Facebook, Google APIs - Search: Elasticsearch Automation & Data: - Web scraping: Scrapy, BeautifulSoup, Selenium - Browser automation: Selenium Grid - Data processing & ETL pipelines

Hello, I'm Haviz Vaisal, a dedicated web developer based in Indonesia with a deep passion for back-end development. Throughout my extensive 13-years career, I've honed my skills in Python and web development frameworks such as Django, ensuring robust and scalable solutions for my clients. I am well-versed in distributed message and task processing, utilizing AMQP protocols and tools like RabbitMQ and Celery to enhance application performance. My expertise also covers the development of RESTful APIs, aiding in seamless data interchange for cloud-based SaaS applications. In the realm of front-end development, I excel at crafting modern single-page applications (SPAs) using cutting-edge frameworks, including AngularJS, Angular, ReactJS, and Vue.js. My comprehensive understanding of AWS services allows me to deploy and manage applications efficiently in the cloud. Moreover, my proficiency in automation testing is demonstrated through my use of PyTest and Selenium with Python, ensuring high-quality software delivery with each deployment. I remain committed to continuous learning and improvement, leveraging the latest technologies to solve complex problems and deliver exceptional results for my clients.

Need a Full Stack Developer Who Can Build Your Dream Product from Scratch? Let’s collaborate to turn your vision into a reality, with robust, scalable, and high-performance web solutions. With over 10 years of experience in full-stack development, I’ve successfully built complex SaaS platforms and web applications for startups and organizations like WHO and YCombinator-backed companies. From the front-end to the back-end, I ensure every detail is perfectly crafted to meet your project goals and deliver seamless user experiences. Skills: 💻 Front-End Expertise - React.js with TypeScript for robust and scalable UI development - Mantine for highly customizable, component-based UI design - Zustand for efficient global state management - Vite as the fast, next-generation bundler - React Query for optimal data fetching and synchronization, ensuring smooth and dynamic user experiences - HTML5, CSS3, SCSS for responsive and visually appealing interfaces - API Integration & RESTful Services for data-driven applications 🛠 Back-End Mastery - Node.js, Express.js - Django, Django Rest Framework - PostgreSQL, MySQL, MongoDB - JWT, OAuth2.0 - CI/CD (GitLab, Jenkins) - AWS, Google Cloud, Azure 🎯 Development Frameworks & Tools - Git, GitHub, Bitbucket - Docker, Kubernetes, ArgoCD - Jira, Trello (Project Management) - Visual Studio Code, PyCharm As a Full Stack Developer, I combine technical expertise with a deep understanding of how to architect scalable systems that drive business growth. Whether you're building a complex SaaS platform, an eCommerce site, or an MVP, my development process is rooted in delivering high-quality code and on-time solutions that exceed expectations. Let's connect and I’ll be happy to discuss how my full-stack expertise can help bring your project to life.