Unsupervised Topic Discovery with Text Embeddings
At Wealthfront, a core pillar of our business model is addressing our clients’ needs proactively, efficiently, and with minimal unnecessary toil. As our client base grows, and as we ship an ever broader suite of products and features, the breadth of issues our support and operations staff have to address grows as well. Our preference… Read more
Optimizing Redshift Write Patterns: Tackling Tombstones and Ghost Rows
Amazon Redshift is a core part of our analytics platform, powering dashboards, data quality checks, ad-hoc analytical workloads, and downstream reporting on a shared cluster. Because everything runs on the same cluster, the size and health of our tables directly affects every workload. At Wealthfront, data drives every decision we make, which means any performance… Read more
Experiments with AI Code Review
Part of a series on Wealthfront’s AI Developer Tooling Why Code Review? At Wealthfront, our arc of AI adoption has followed a familiar pattern: from skepticism to experimentation to deep adoption in the code lifecycle. Just a few years ago, in the dark era of “AI coding is just fancy autocomplete,” we heard rumors of… Read more
7 Words, 7 Journeys: The Wealthfront New College Grad Experience
There’s a common saying that life is a series of opening and closing doors. When you graduate college, you’re handed a master key that unlocks countless doors in your path. This is a pivotal time – that first door you choose to walk through sets the foundation for the rest of your career. Two years… Read more
Tuning Android build nodes for maximum throughput
Introduction Our Android team uses Gradle as our build tool of choice. Gradle offers lots of options for tuning its resource consumption, giving engineers an opportunity to optimize performance for running tasks on well-known hardware. In this post, we’ll explore how the team tuned our Gradle setup for Amazon’s m7i.8xlarge EC2 instances. General concepts Before… Read more
Putting the Tech in Fintech: How We Use FIX to Execute Trades at Scale
At Wealthfront, the “tech” in financial technology isn’t just a buzzword—it’s the foundation of everything we build. Beneath the intuitive frontend our clients interact with lies a complex ecosystem of distributed systems. One of the most critical pieces of that backend architecture is the engine that enables us to route massive volumes of trades efficiently. … Read more