Staff Platform Engineer

BullFrog AI

Senior Engineer focusing on bfARENAS, a platform for drug discovery using AI and clinical data. Leading technical development and enhancing system reliability for client-facing outputs.

Posted 7/28/2026full-timeRemote • Maryland • 🇺🇸 United StatesLead💰 $185,000 - $220,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building and leading LLM-powered systems, with a strong focus on algorithm improvement, statistical literacy, and end-to-end system ownership. Capable of delivering client-facing outputs and maintaining quality through rigorous evaluation processes.

Highest-signal resume keywords

LLM-Powered Systems DevelopmentPython Coding ExperienceStatistical LiteracyRanking and Pairwise Comparison ModelsEnd-to-End System Ownership

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Production Software EngineeringAlgorithm ImprovementEvaluation Harness DesignInteractive Visualization DevelopmentReporting

Soft Skills

Product Instinct

Tools & Technologies

LLM OrchestrationHuman-in-the-Loop Interfaces

Tech Stack

Tools & technologies

Python

About the role

Key responsibilities & impact

Be the technical lead and full-time owner of bfARENAS
Advance core algorithms by improving ranking quality
Build agent layer with LLM-powered components
Construct human-in-the-loop interfaces for domain experts
Own platform infrastructure including multi-provider LLM orchestration
Deliver client-facing outputs like interactive visualizations and reporting
Maintain a quality discipline through built-in checks

Requirements

What you’ll need

6+ years of production software engineering experience
2+ years building LLM-powered systems
Strong Python coding experience
Real statistical literacy
Comfort with ranking and pairwise comparison models
Demonstrated ability to design evaluation harnesses for LLM systems
Product instinct
Comfort owning a system end-to-end.

Benefits

Comp & perks

15 days of paid time off annually
11 paid holidays annually
Medical, Dental, and vision coverage with eligibility on the first day of employment
Short-Term Disability
401 (k) with enrollment upon day one
Eligibility for bonus and stock options based on a combination of individual and company performance.