Available for remote work
Md.YasirArafat
Building scalable Web3 systems
Senior Full-Stack Engineer with 8+ years building production systems across Web3, AI, and backend infrastructure. Open to remote roles worldwide.
Dhaka, Bangladesh · Open to Remote
Open to Work
Experience
8+ Years
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About
Turning complex systems into elegant solutions
I'm a Senior Full-Stack Software Engineer with over 8 years of experience turning complex technical challenges into elegant, scalable solutions. My work spans the intersection of backend architecture, blockchain infrastructure, and applied AI — areas where precision and performance are non-negotiable.
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Years of Experience
15+
Team Members Led
3
Core Specializations
6
Companies Worked
Expertise
Core Skill Areas
Programming Languages
PythonNode.js / ExpressGoPHP / LaravelRustTypeScriptJavaScript
Web3 & Blockchain
SoliditySmart ContractsdAppsCrypto StakingDEX IntegrationEthereumBSCSolanaBTCWeb3.js
AI / ML
PyTorchResNet / EfficientNetOpenCVEmbeddingsPineconeFAISSPrompt EngineeringLLM IntegrationOCR / NLP
Career
Recent Experience
Senior Software Developer
Metatrend·Philippines
May 2024 – Dec 2025Remote
- ▸Built an Android realtime application end-to-end (Flutter + ExpressJS) with speech-to-text, translation, and text-to-speech to enable translated voice calls.
- ▸Owned backend architecture, realtime WebSocket integration, and overall product delivery.
FlutterExpressJSWebSocketNode.js
Full Stack Web Developer
Decenternet·Seoul, South Korea
Nov 2022 – Mar 2024Remote
- ▸Developed decentralized applications (dApps) on the Ethereum blockchain.
- ▸Integrated AI-driven sentiment analysis using OpenAI's ChatGPT to enhance blockchain applications.
EthereumSolidityReactNode.js
Portfolio