Senior Full Stack Engineer

We’re building an intelligent automation framework powered by large language models to solve complex, real-world workflows. We’re looking for a Senior Full Stack Engineer with strong software fundamentals and full-stack experience in JavaScript to build agent observability tooling and cloud infrastructure end-to-end. If you enjoy shipping complete products quickly and working on use cases in applied AI, we’d love to hear from you.

About this team

The AI Technology Team within our Product Technology Group serves as BOLD’s internal incubator for applied AI, leveraging the latest large-language models to tackle our most complex challenges.

What you'll do

• Design and build agent observability tooling from scratch

• Implement real-time monitoring and observability systems for automated workflows

• Architect scalable and distributed cloud infrastructure

• Integrate with existing backend services

• Establish production monitoring and alerting systems in line with best practices

• Optimize performance and monitor resource usage at scale

• Build production-grade error handling and state-of-the-art agent recovery mechanisms

• Ship fast while maintaining architectural integrity

• Make thoughtful technical decisions to improve the entire system at large

What you'll need

• Experience level: 5+ years of experience shipping full-stack software products

• Bachelor/ Master’s Degree in Computer Science, Data Science, or other related engineering branches

• Strong proficiency in TypeScript and React

• Backend experience in TypeScript and Node.js / bun

• Experience building desktop applications (Electron or other similar frameworks)

• Hands on experience with cloud services and infrastructure (Azure, AWS, or GCP)

• Strong understanding of Docker and deployment automation

• Experience with monitoring and observability tools (New Relic, Grafana, Datadog, etc.)

• Experience architecting and deploying distributed systems at scale

• Understanding of message queues and event-driven architecture

• Deep intellectual curiosity and a passion for solving complex problems

• Excellent communication skills and the ability to collaborate across teams

What's good to have

• Familiarity with agentic AI or other LLM applications

• Experience with agent observability tools like LangSmith or Langfuse

• Experience with browser automation frameworks like Playwright or Selenium

• Performance optimization and profiling experience

Benefits

Outstanding Compensation

• Competitive salary

• Bi-annual bonus

• 401(k) plan with match

• Equity in company

• Flexible spending accounts (health, dependent care)

• Internet and home office reimbursement

• In-office catered breakfast and lunches

100% Full Health Benefits

• Medical, dental, and vision (optional plans for your family)

• Life & long-term disability insurance (optional)

• Mental health support and resources

• Wellness reimbursement (gym, health apps, etc.)

• Pet Insurance (optional)

Flexible time away

• Flexible PTO

• Sick time policy

• Observed holidays

Certain group health plans are required to disclose on a public website information regarding in-network provider rates and historical out-of-network allowed amounts and billed charges for covered items and services in two separate machine-readable files (MRFs). The MRFs for the Triple S Salud medical benefit plans are linked below as of July 1, 2022:

https://salud.grupotriples.com/en/transparency-in-coverage-machine-readable-files/

Please only add this section to select PR roles open to US candidates.

ELIGIBILITY

LOCATION

This position is open to residents of Puerto Rico and US citizens willing to relocate to Puerto Rico.

#LI-Hybrid

About Bold
We Transform Work Lives
As an established global organization, BOLD helps people find jobs. Our story is one of growth, success, and professional fulfillment. We create digital products that have empowered millions of people in 180 countries to build stronger resumes, cover letters, and CVs. The result of our work helps people interview confidently, finding the right job in less time. Our employees are experts, learners, contributors, and creatives.

We Celebrate And Promote Diversity And Inclusion
We value our position as an Equal Opportunity Employer. We hire based on qualifications, merit, and our business needs. We don't discriminate regarding race, color, religion, gender, pregnancy, national origin or citizenship, ancestry, age, physical or mental disability, veteran status, sexual orientation, gender identity or expression, marital status, genetic information, or any other applicable characteristic protected by law.

Under San Francisco's Fair Chance Ordinance, qualified applicants with arrest and conviction records will be considered for the position.