Braintrust is the AI observability platform. By connecting evals and observability in one workflow, Braintrust gives builders the visibility to understand how AI behaves in production and the tools to improve it.
Teams at Notion, Stripe, Zapier, Vercel, and Ramp use Braintrust to compare models, test prompts, and catch regressions — turning production data into better AI with every release.
Braintrust is looking for a highly organized, execution-driven Executive Assistant to support our CEO and GTM leadership team. In this role, you’ll be a trusted partner to senior leaders, helping scale their time, streamline priorities, and ensure the business operates with focus and efficiency.
The work is fast-paced, highly visible, and constantly evolving. You’ll help manage complex priorities, keep leadership focused on the highest-impact work, and ensure cross-team coordination. If you enjoy solving new problems every day, building smart systems, and partnering with leaders who value excellence and trust, this is the role for you.
Manage complex, high-volume calendars across the CEO and GTM leaders, including internal leadership meetings and external meetings with customers, partners, and candidates
Anticipate scheduling conflicts and proactively prioritize time around the company’s most important work
Ensure executives are well-prepared for meetings by coordinating agendas, briefing materials, and context
Track action items, deadlines, and commitments across meetings and initiatives to ensure follow-through
Draft, organize, and manage communications on behalf of executives when appropriate
Plan and coordinate domestic and international travel for executives
Support planning and execution of leadership meetings, off-sites, customer events, and team gatherings
Manage budgets and expenses on behalf of executives
Identify inefficiencies in how work gets done and build lightweight systems, documentation, or workflows to improve speed and clarity
Use AI and automation tools to eliminate repetitive work and create leverage for yourself and your executives
Handle sensitive business information with professionalism and strong judgment
Represent leadership with professionalism and build trusted relationships across the company
4+ years of experience supporting senior executives in fast-paced environments, preferably in tech
Proven ability to manage complex calendars with frequent changes and competing priorities
Strong attention to detail and ability to move quickly without sacrificing quality
Excellent written and verbal communication skills
Sound judgment and discretion when handling sensitive information
High EQ and the ability to build trust with executives and cross-functional partners
Comfort operating in ambiguity and proactively taking ownership of work
Strong proficiency with Google Workspace, Slack, and Notion
Demonstrated ability to use AI, automation, or tooling to streamline work and increase efficiency
Experience supporting founders or C-suite executives
Experience supporting multiple executives simultaneously
Background in a high-growth startup environment
Familiarity with Slack workflows, AI assistants, or automation tools
Medical, dental, and vision insurance
Daily lunch, snacks, and beverages
Flexible time off
Competitive salary and equity
AI Stipend
Braintrust is an equal opportunity employer. All applicants will be considered for employment without attention to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran or disability status.