Senior Software Engineer (Dataset)
Core
Own the curation, accuracy, and coverage of the Map the Web dataset, which establishes ground truth for real-world login and signup form structures to power Bitwarden's Fill Assist autofill system.
Role type
Senior Software Engineer (Data Curation & Dataset Engineering)
Builds
The Map the Web curated dataset and the targeted rules powering Fill Assist for specific sites.
Domain
Internet Security / Browser Extensions / Data Engineering
Deliverable
production ML models | product features
Required skills
TypeScript, HTML form structure, CSS selectors, dataset versioning, automated validation systems, browser extension architecture
Preferred skills
Browser extension development, security posture analysis
Technologies
TypeScript, GitHub, Browser Extensions
Responsibilities
Design and maintain the data model and versioning strategy for site-specific field mappings; Build and maintain tooling for validating rule quality and safety before publication; Triage inbound reports of autofill defects to determine fixes or hand-offs; Partner with SDETs to close the loop between regression results and dataset updates; Monitor dataset scaling and flag technical debt.
Seniority
Senior, hands-on IC