Full-Stack Developer for Scalable SaaS, Web Apps & AI-Powered Solutions
8+ years building high-performance platforms for startups, enterprises, and global SaaS companies.
My Experiences
Full-Stack Web App Developer
I build modern, scalable web applications using React.js, Node.js, and Laravel. From dashboards and internal tools to full SaaS platforms, I deliver clean architecture, fast performance, and long-term maintainability.
AI Developer & Automation
I integrate AI into real products using OpenAI, ChatGPT, and automation workflows. I build chatbots, smart assistants, content-AI features, and AI-driven processes that help businesses save time and increase productivity.
Blockchain & Web3 Developer
I develop secure smart contracts, wallet-connected applications, NFT utilities, and Web3 integrations using Solidity, Ethers.js, and modern full-stack stacks, bringing next-generation features into digital products.
Employment history
I've had the pleasure to work with companies across a variety of industries. I'm always interested in new and exciting adventures
See Portfolio-
Full Time Freelance
As a Full-Time Freelance Full Stack Developer, I dedicate myself to delivering comprehensive solutions across the entire stack, leveraging my expertise and experience to meet project requirements efficiently and effectively.
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Head of Programming | Nine Dragon Labs
Nine Dragon Labs, a 5-year-old software development firm, trusted by global clients in 5+ countries. Renowned for its expertise in front-end, back-end, UI/UX design, tech consulting, and blockchain development.
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Lead Software Engineer | PT Nifty Education Indonesia
Nifty Educate, an education platform that contains ready-to-use learning materials for preschool, kindergarten, and early elementary children. Stimulation to train various types of children's intelligence and is designed using a practical approach (learning by doing).
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Senior Software Engineer | Bratamedia Agency
Brata Media, a digital agency established a decade ago, specializes in web development services, mobile app, presentation design, and social media maintenance.
Portfolio
Elegantly Designed, Expertly Engineered, and Highly Reliable.
Nifty Educate
Portal Education
Road To Virtuosity
Online Music Academy
JavaBica
e-commerce
Inilah
News Portal
Ifreelance
Freelancer Portal
Astro Music Group
Manage Music Distributor
Happy Customers
Customer satisfaction is my top priority. See what my clients say about me.
“Very professional and well-organized. He created a step-by-step plan on Trello and completed each step quickly. He has good management skills and made fast progress.”
Michael Kravc
Road To Virtuosity
“Professional work delivered very well. The work was done with great patience, ensuring customer satisfaction. The money spent was truly worth it with such satisfying results.”
Turai
Agrommunity
“A talented developer who excels at building applications with the latest technologies. Communication with clients is excellent, always striving to meet client needs. I highly recommend him with an A++ rating.”
Ahmed Samah
Jobsicle
“Working with Yan Afriyoko was amazing. He not only fulfilled the tasks but challenged the requirements and delivered improvements every time there was a new request.”
Risdyono
Triz Academy
“The work was completed perfectly, and I couldn’t ask for more. They know what they are doing, and the fact that they delivered high-quality work on time is exactly what I needed.”
Judegilbert
Kenya
“Strong back-end and DevOps skills, high-quality assurance skills, and a detail-oriented person.”
Michael Thomp
United Kingdom
