– Developed a RESTful API for cryptocurrency exchange rate information using Golang, MongoDB, and Web3 integration. – Implemented various endpoints to retrieve real-time and historical exchange rates for different crypto and fiat currencies. – Utilized the Gorilla Mux router for handling HTTP requests and responses, ensuring efficient routing and request handling. – Demonstrated strong proficiency in database operations, including connecting to MongoDB, querying data, and performing CRUD operations, while also integrating with Web3 for Ethereum address balance retrieval.