Howard Chen Email & Phone Number

Taipei–Keelung Metropolitan Area

1. Developed a reporting system using gORM, DynamoDB, and Kubernetes for admin dashboards, enhancing decision-making through improved data insights.2. Designed and implemented a maintenance scheduler with cron jobs to automate service status checks, significantly improving system reliability.3. Researched and facilitated discussions on integrating new protocol, evaluating its potential for B2B system enhancements in collaboration with colleagues.

Taipei–Keelung Metropolitan Area

1. Participated in the organization of the main process/documentation for the trading system, and collaborated with colleagues to develop multiple microservices using golang web framework Echo, gRPC, MySQL, Apache Kafka (via confluent-kafka-go or sarama), MongoDB, and Redis. Handled high-traffic scenarios.2. Developed an internal gateway tool that integrated APIs from other blockchain exchanges, and utilized testify for comprehensive testing. Discussed requirements with the team leader to ensure successful development.3. Collaborated on the implementation of Mongo DB watch collection stream and worked with backend services to significantly increase efficiency in processing trade pairs. This led to a reduction in processing time by over 90% for the team.4. Successfully executed a seamless data migration from SSDB to Redis, optimizing data accessibility and minimizing latency. Restructured the architecture of the K-Line API to enhance performance and responsiveness through gRPC integration, while seamlessly unifying both public APIs and TradingView APIs.5. Independently maintained the frontend of the first version of an NFT marketplace using Vue2.x, and collaborated with the Python Django backend team to review and contribute to the API development process.

台灣 臺北市 台北

1. Utilized the gin framework for restful API to integrate third-party payment services, and independently discussed with the vendor and reported back to the technical manager.2. During the integration of Cybavo API for blockchain transaction services, I was responsible for coordinating and understanding all business logic requirements and communication with the technical supporter of Cybavo API on behalf of I.X company.3. Collaborated with technical manager to maintain express.js services for 2FA system and chat/call signaling requirements, as well as provide virtual currency transfer microservices.4. Without prior experience in Vue 3.x and Typescript syntax, successfully integrated a third-party Web RTC voice chat service system in a short period of time. Also communicated with technical management to confirm and modify UI/UX requirements.5. Independently maintained a backend management service using vue 2.x as the frontend and Node.js Express.js as the backend. The technology stack included AWS Dynamo DB and Postgres, and I also addressed any outstanding issues left by previous developers.