Software Engineer, Backend jobs in United States
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Braintrust · 17 hours ago

Software Engineer, Backend

positionUnited States
timeFull-time
remoteRemote
senioritySenior Level
date5+ years exp

Braintrust is the AI observability platform, connecting evals and observability in one workflow to enhance AI performance in production. The role involves building the core platform for LLM-native development, focusing on designing features, integrating data from major model providers, and developing robust libraries for AI usage data.

Artificial Intelligence (AI)Data IntegrationData Management
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H1B Sponsor Likelynote

Responsibilities

Design and ship features that give users deep insight into their LLM usage and performance
Integrate, proxy, cache, and collect data from OpenAI, Anthropic, Gemini, and other major model providers that our customers rely on
Develop and evolve robust, efficient open source libraries for tracing and evaluating LLM calls inside customer applications
Build highly available real-time data pipelines to ingest, store, and query large volumes of structured and semi-structured AI usage data
Collaborate closely with our product engineers to ship polished, end-to-end features that solve real problems for our customers, such as:
Bundling and uploading javascript and python code snippets to be used as online, on-demand function calls for LLM workflows
Support for parsing and uploading attachments from LLM multimodal outputs into long term storage
Role-based access controls and data retention policies for enterprise use cases

Qualification

Backend engineeringSystems thinkingModern backend technologiesObservability toolingClear communication

Required

5+ years of backend engineering experience across multiple parts of the stack
Strong systems thinking: you've owned or contributed to infrastructure projects and know how to design for scale, uptime, and data integrity
Proficient in modern backend technologies (e.g., Node.js, Go, Python, Rust, Postgres, Redis, Terraform, Docker, AWS)
Experience with observability tooling (e.g., Grafana, Prometheus, Datadog, or similar) and a passion for making systems operable, available and rock solid
Comfortable with ambiguous problems and excited to partner across the company to ship impactful work
Clear communicator who documents decisions, shares context, and helps lift the team

Benefits

Medical, dental, and vision insurance
Daily lunch, snacks, and beverages
Flexible time off
Competitive salary and equity
AI Stipend

Company

Braintrust

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Braintrust offers an AI stack to simplify the process from evaluations to data management, ensuring seamless integration into any business.
dateFounded in 2023
location
San Francisco, California, USA
people-size11-50 employees
web-link
https://www.braintrust.dev

H1B Sponsorship

Braintrust has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)

Funding

Current Stage
Early Stage
Total Funding
$41.1M
Key Investors
Andreessen HorowitzGreylock
2024-10-08Series A· $36M
2023-12-13Seed· $5.1M

Leadership Team

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Ankur Goyal
Founder & CEO
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