About

Karl Campbell is a highly skilled Senior Software Engineer with over 10 years of relevant experience in the field. Currently, he is working at Amazon as a Senior Software Engineer, where he leads the full-stack system design of the TDAIM Personalized Portfolios client-facing website. Karl has also played a pivotal role in scaling up the Portfolio Xray for wider use, resulting in a 100x improvement in latency and 1000x improvement in throughput due to a new caching strategy. He is also actively involved in system design discussions and works closely with business partners to explain the technical implications of their requests. Prior to joining Amazon, Karl worked at Charles Schwab as a Principal Architect - Systems Engineering, where he designed and helped develop an event-based fractional trading engine using Kafka as part of a Thematic Investing platform. He also mentored junior developers by working hands-on with them to understand the overall system and guiding them through more difficult aspects of development. At TD Ameritrade, Karl served as a Solutions Architect, where he led efforts to define the technical strategy for a department of three development teams. He regularly met with product owners to help scope upcoming features, advocate for technical excellence, and helped them understand the implications of various business decisions. Karl holds a Bachelor of Science in Computer Engineering from Purdue University, which he completed in 2012. He has a strong tech stack that includes skills in software engineering, integration, senior software engineering, and Kafka. Throughout his career, Karl has demonstrated excellent leadership skills and has mentored and guided junior developers to advance their skills, both technical and “soft”. He has also led feedback sessions to refine and align on development best-practices. Karl is a highly motivated and results-driven individual who is always looking for new challenges to push his skills further.