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Designed and implemented high-performance trading infrastructures using Hexagonal and Clean Architecture in Go. Developed a low-latency, real-time OHLCV market data engine leveraging Go's high-concurrency model and TimescaleDB for time-series optimization. Engineered core trading features including limit orders, order matching execution, and market calendars for exchange-specific operating hours. Built an Exchange Manager system integrating CCXT, Binance, Alpaca, CoinGecko, and yFinance APIs for seamless data aggregation and multi-exchange connectivity. Engineered a robust Paper Trading environment simulating live market conditions, buy/sell strategies, and execution logic. Optimized inter-service communication by implementing high-throughput gRPC protocols and microservices.

Engineered the backend for an AI-powered teacher robot using Go and the Chi framework. Managed AWS S3 for secure, scalable object storage of educational assets. Modeled data with Entgo across a hybrid stack including Cassandra, Couchbase, MongoDB, and MySQL. Implemented granular RBAC and Casbin policies for secure microservice authorization. Integrated OpenTelemetry for distributed tracing, enhancing system reliability and resource efficiency.

Developed high-performance server-side applications and infrastructure services using Go. Gained hands-on experience in data center operations and hardware-software integration. Contributed to the optimization of server environments to ensure high availability of backend infrastructures.