Backend / full-stack engineer focused on crypto, distributed systems, data infrastructure, and AI-native tooling.

• Building backend systems from zero to production, including architecture design, service decomposition, and performance optimization.
• Designing data-intensive systems for indexing, analytics, ETL, event processing, and user/market behavior analysis.
• Developing crypto applications across EVM, Solana, BTC, CKB, and related indexer / smart contract ecosystems.
• Exploring AI-native product workflows with LangChain, LangGraph, Codex, Claude Code, Supabase, Vercel, and Cloudflare.
• Working across legacy system modernization, microservices, and cloud infrastructure.

Languages: Ruby, JavaScript / TypeScript, Go, Java, Rust, Solidity
Backend: Ruby on Rails, Spring Boot, Gin, Koa, Next.js, NestJS, gRPC
Data & Infra: MySQL, PostgreSQL, Redis, MongoDB, TiDB, HBase, ClickHouse, Kafka, Elasticsearch
Cloud & Distributed Systems: Docker, Istio, AWS Aurora, DynamoDB, SQS, EC2, EKS, Serverless
Blockchain: Ethereum, BSC, Tron, Solana, BTC, CKB, Solidity, indexers, AMM / launchpad / prediction market systems
AI Tooling: LangChain, LangGraph, Supabase, Vercel, Cloudflare, Codex, Claude Code

I keep a collection of technical notes and long-form articles from earlier work here:

Blog

I collect and review useful third-party AI skills, agent workflows, plugins, and prompt systems here:

Skill Collector