Software Engineer, Data Visualization

Build AI•San Francisco, CA

1d•Onsite

About The Position

Build AI is hiring a Software Engineer, Data Visualization to build an analysis and visualization layer that makes its dataset, collection processes, quality, and evaluations easy to inspect. The role spans capture through slices, examples, and live pipeline health, with the goal of enabling people to examine data directly rather than rely on notebook exports. The position develops visualization and analysis capabilities for the dataset and data engine across web and/or CLI interfaces. The successful candidate will treat visualization as a product, with attention to latency, defaults, shareability, and effective presentation of video and pose data. Build AI is a fully in-person team in San Francisco (Financial District) and Shenzhen (Nanshan). Technical staff contribute to both engineering and research and work across disciplines as needed.

Requirements

Strong software engineering skills.
A track record in data visualization, internal tools, or product UI for data-heavy applications.
Care about making other people faster, not only about producing a polished demo.
Comfort working with large media such as video or pose data.
Comfort working in a 0-to-1 environment where requirements are still being defined.

Nice To Haves

Experience with WebGL, custom renderers, or high-performance browser visualization.
Experience shipping internal tools that other teams rely on.
Experience building analysis UIs, such as timelines, slice explorers, or statistical summaries.
Python and TypeScript/React experience.

Responsibilities

Design and ship visualization tools for data collection, processing, analysis, and the dataset and data engine through web and/or CLI interfaces.
Make it fast to inspect examples, batches, coverage, quality, and failures so research and operations teams use the tools.
Build views for collection health, taxonomy coverage, and evaluation results that connect to live pipelines rather than one-off dashboards.
Work with the Head of Dataset & Quality, Evals Lead, research, and operations to determine what information must be visible to support decisions.
Treat visualization as a product by focusing on latency, defaults, shareability, and the presentation of video and pose.

Benefits

Competitive pay.
Medical, dental, and vision packages with generous premium coverage.
$500 per month credit for waiving medical benefits.
Housing subsidy of $2,000 per month for employees living within walking distance of the office.
Relocation support for employees moving to San Francisco (Financial District) or Shenzhen (Nanshan).
Wellness benefits covering fitness, mental health, and more.
Daily lunch and dinner in the office.
Unlimited compute budget, subject to ROI justification.
Unlimited Codex and Claude credits.
Travel.