Founding Engineer: Trustworthy Data Pipeline & Dashboards

Plotwell Inc.; San Francisco, Northern (CA, KY); Hybrid; USD 140,000 - 210,000; Full time

Job summary

Plotwell Inc. in San Francisco is seeking an early engineer to help turn data into trustworthy dashboards. You will work on backend and data systems that others rely on, shaping how we parse inputs and generate figures from real rows rather than estimates.

The role emphasizes building robust type inference, grounding checks, and efficient routing to reduce cost without sacrificing quality. You will collaborate with a founder, undergo a paid work session, and progress through a quick, transparent

Qualifications

• 5+ years building backend or data systems that other people depend on.
• You have worked with language models in production and have opinions about evaluation that come from experience.
• You write TypeScript comfortably, or will within a fortnight.
• You care about the difference between a demo and a thing an operator trusts on a Monday.

Responsibilities

• Make parsing survive real inputs: mixed date formats, currency symbols, merged headers.
• Own column type inference and the statistics behind every chart and outlier.
• Keep the grounding check honest: any takeaway that cites a number we cannot trace to the data gets dropped, and there is a test for it.
• Cut the cost per dashboard without cutting quality, which mostly means routing better rather than prompting cleverer.

Job description

Plotwell Inc. in San Francisco is seeking an early engineer to help turn data into trustworthy dashboards. You will work on backend and data systems that others rely on, shaping how we parse inputs and generate figures from real rows rather than estimates.

The role emphasizes building robust type inference, grounding checks, and efficient routing to reduce cost without sacrificing quality. You will collaborate with a founder, undergo a paid work session, and progress through a quick, transparent