JustAI
Steady
AI-first lifecycle marketing platform that deploys autonomous agents for hyper-personalized messaging at enterprise scale.
- Open roles
- 11
Company signals
Score: 71
Missing required salary
0%
Stale listings
0%
GitHub org
Yes
Growth-mode language
50%
Wide pay-band rate
8%
New cities (90d)
1
Buzzword-heavy listings
25%
SEC Form D filed
never
Job facts
- Location
- Remote · San Francisco, California, United States of America
- Workplace
- Remote
- Type
- Full-time
- Salary
- $120K – $200K
Last verified live 1 day, 6 hours ago · checked directly on the company's Y Combinator Work at a Startup
Applications powered by
Y Combinator Work at a Startup
More roles at JustAI
- Founding Account Executive · San Francisco, CA, US
- Customer Success Manager · San Francisco, CA, US
- Lifecycle Marketing Manager (for JustAI customers) · San Francisco, CA, US
- Growth & Marketing Lead · San Francisco, CA, US
- Senior Infrastructure Engineer · San Francisco, CA, US
- Forward Deployed Engineer · San Francisco, CA, US
Senior Software Engineer
at JustAI
Role Overview
As a Senior Software Engineer, you’ll help us architect and scale our platform from the ground up. In this role, you’ll play a pivotal role in designing and integrating ETLs, and driving effective monitoring and observability as you architect and operate core infrastructure and data systems at scale.
What You’ll Do
- Design the system architecture for an AI-first marketing platform
- Drive new ETL pipelines to handle customer event data at scale
- Define industry standards for leveraging agentic AI to personalize marketing
- Power the marketing decisions for large companies, processing billions of data points every day
Qualifications
- 3+ years of industry experience in backend/infra engineering
- You have experience designing data pipelines and processing event streams at scale
- Proficiency in SQL and understanding of database design
- Experience in building platforms and 0-1 systems
- You are a quick learner, and you thrive in a fast-paced, constantly evolving environment
Why Join JustAI
- High ownership, high impact - your work defines how AI meets real customer workflows
- Founding-stage startup backed by YC & Peak XV (Sequoia), and growing fast
- Work with leadership from Twitter, Pinterest, and Goldman Sachs
- Competitive salary and meaningful equity