Julian Chang2023 in-transitionIt seems to be a recurring theme now for me to write a piece towards the end of the year. This year has almost been uneventful because I do…Dec 21, 2023Dec 21, 2023
Julian ChangGeolocation and Payments Kafka ApplicationSentiance is an example of an application which can use location SDK on any smart phone. It will periodically send information. This data…Dec 20, 2022Dec 20, 2022
Julian ChangAn introduction to TestingI work in Marketing Tech, implementing application solutions for marketing strategy. Here’s my Load and Chaos Testing experienceDec 20, 2022Dec 20, 2022
Julian ChangBugfix and DeploymentI started my coding journey at General Assembly in 2021, then starting my career in IT in 2022. I am very proud of the progress I’ve made…Nov 26, 20221Nov 26, 20221
Julian ChangPortfolio Allocation: Reinforcement Learning (PPO) model Part IIPerformance of a Deep RL in an investment environment was compared against the Dragon portfolio with 4.7% outperformance …Dec 9, 2021Dec 9, 2021
Julian ChangPortfolio Allocation: Reinforcement Learning (PPO) model Part ITuning PPO parameters for investingDec 9, 2021Dec 9, 2021
Julian ChangReinforcement Learning (PPO)—in an investment environmentGetting foundations right. I discuss the assumptions in PPO and how I account for them in my implementation of an AI portfolio allocatorDec 7, 20211Dec 7, 20211
Julian ChangConsumer Inflation at the turn of 2020sOur trust relies on the private sector to allocate efficiently, this is that backdrop of the future of inflation..Nov 28, 2021Nov 28, 2021
