Aaron D is a Senior Software Engineer at Elastic. He possess expertise in econometrics, financial analysis, financial modeling, strategic financial planning, economics and 36 more skills. Colleagues describe him as "I had the opportunity to collaborate with Aaron on various ML/Data projects at Mercari US. Together, we successfully constructed a robust data pipeline on top of Dataform and BigQuery, which enabled us to seamlessly ingest user features on Vertex AI FeatureStore. In addition, we partnered on a search quality improvement initiative where Aaron led the modeling efforts and conducted a lot of experiments on Kubernetes. His exceptional communication skills and meticulous organization of experiment analyses made working with him an enjoyable experience.", "During Aaron's tenure as a machine learning engineer at Mercari, I had the opportunity to supervise him directly. I thoroughly enjoyed working with him. Throughout his time at Mercari, Aaron made significant contributions to various internal projects focused on enhancing user understanding. These projects encompassed areas such as segmentation, feature store implementation, and personalized search reranking. Aaron's work played a pivotal role in shaping and actualizing Mercari's vision and goals. One aspect of Aaron's professional abilities that truly impressed me was his aptitude for collaborative work. He consistently demonstrated a willingness to assist his colleagues and embrace new challenges. Moreover, his exceptional communication skills enabled him to effectively engage with non-technical stakeholders. He approached his tasks with a strong sense of ownership, ensuring thoroughness and meticulousness in execution. In summary, Aaron is a highly skilled machine learning engineer who would be a valuable addition to any organization. I wholeheartedly endorse him without reservation and extend my best wishes for his future endeavors.", and "I had the privilege to work with Aaron on our Re-ranker during our time at Mercari. Beyond his ML skill, what impressed me the most was Aaron's initiative. He consistently brought ideas to the table and would often go above and beyond the ask to provide to him. He did this while maintaining the timeline for the team. His ideas and initiative ultimately led to the best preforming model. In my time with him, he demonstrated the skill and attitude which enables him to be a high performer."