Overview
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials

Funding and backers

Team
6
US Form 5500 (plan participants) · Dec 2024
Hiring now
6
+6 posted in 30 days
Backers
1
Y Combinator
Momentum
40/100
hiring for its size
Last sign of life
this month
a posting or a news item
Tractionpublic signals, read monthly
Web presence
top 7%
of 133.2M domains by links, Common Crawl
GitHub stars
5 public repositories
Backed byfrom the funds' portfolios and accelerator catalogs
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Overview

Sixtyfour deploys AI agents that investigate any person or company, turning one identifier into a source-cited profile for trust, risk and investigations teams.

Tech stack

Technologies named in job postings at Sixtyfour over the last 12 months, by layer, with the share of postings for each.
Technologies in use
44
Postings analysed
4
Stack modernity
79/100AI adopter
Languages
Python
TypeScript
JavaScript
SQL
Frameworks & libraries
React.js
Next.js
Asyncio
FastAPI
Databases
Redis
PostgreSQL
ElasticSearch
OpenSearch
Cloud & platforms
AWS
Kubernetes
Amazon CloudWatch
Amazon EC2
AI & ML
LLM
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Full Sixtyfour tech stack 44 technologies · by team · pay by technology · changes · similar stacks

Salary insights

Compensation ranges based on this company's open jobs
Median
$150k
Typical range
$100k – $225k
Open positions
3
2 Jobs
Intern 50%
Staff 50%
Level Jobs Median Typical range
Intern 1 $100k $100k
Staff 1 $150k $150k
Highest paying role Forward Deployed Engineer $225k
Normalized to USD per year

Growth

Hiring Momentum
80/100
Scaling fast
Open positions
3
6 opened / 0 closed in 30 days
ATS activity
Every ~2 hours
Today
Hiring Dynamics +100%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Backend
33% ▲
AI/ML
17% ▲
Marketing
17% ▲
Early Careers
17% ▲
Solutions
17% ▲
Activity Timeline
+6 jobs in a week Sep 2026

Offices

Where the company hires and what each office is for
Cities
1
Hiring now
1
Countries
1
Busiest office
San Francisco
San Francisco United States
Regional office
3 open roles 6 posted in 90 days 50-200 est. staff $158k Avg Salary
hires for Marketing, Early Careers, Solutions
seen since Sep 2026

Jobs

$140k – $225k per year • Equity 0.1–0.3% • In office • Full-Time • San Francisco
Python
JavaScript
TypeScript
Spark
LLM
OpenRouter
LLM Guardrails
Frontend
Next.js
DevOps
Vercel
AWS
Kubernetes
Amazon EC2
Amazon CloudWatch
Cybersecurity
SOC 2
Management
Stripe
Apply