Senior JavaScript Engineer
Listed on 2026-10-18
-
Software Development
Machine Learning/ ML Engineer, Software Engineer, Data Scientist, AI Engineer (Applied/Software)
Hyperparam is building a new kind of frontend application for working with massive LLM datasets.
About Hyperparam DescriptionHyperparam is building a new kind of frontend application for working with massive LLM datasets.
You can see examples of our open-source work here:
This opportunity is hybrid in-person in Seattle at a seed-stage startup. You would be one of the very first employees, working side-by-side with an experienced team building a new kind of dataset curation tool. This will require intense work ethic, dedication, creativity, and independence that is necessary at an early stage startup. For the right candidate, this is a unique opportunity to build a company from the earliest idea stages to building a product used by real customers.
Responsibilities:
- Develop and maintain a highly interactive web application for visualizing and manipulating large-scale ML datasets.
- Implementing efficient client-side data structures for real-time filtering and aggregation of millions of records
- Implement advanced data visualizations using d3, vega, or similar libraries.
- Leverage web workers and other multithreading techniques to enhance application responsiveness.
- Collaborate closely with machine learning engineers and data scientists to integrate machine learning functionalities.
- Contribute to architectural decisions to improve scalability and maintainability.
- Experience profiling and optimizing complex web applications
- Experience building complex and performant React.js apps and components.
- Proficiency in data visualization libraries: d3, vega, etc.
Additional
Skills:
- Familiarity with machine learning concepts and handling large datasets.
- Excellent problem-solving abilities and attention to detail.
- Ability to operate independently in a small startup environment.
- Passion for staying current with emerging technologies and best practices.
What We Offer:
- Get in on the ground level of a funded seed start startup.
- Work side-by-side with experienced entrepreneurs who care deeply about advancing AI.
- A collaborative and close-knit work environment with a small team of highly motivated engineers, located in-person in Seattle.
- Competitive salary, equity, and comprehensive benefits package.
- Opportunity to work on groundbreaking projects in the ML and data visualization space.
- A collaborative and close-knit work environment with a small team of highly motivated engineers.
(If this job is in fact in your jurisdiction, then you may be using a Proxy or VPN to access this site, and to progress further, you should change your connectivity to another mobile device or PC).