Overview
News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials

Funding and backers

Team
51-200
employees, estimated range
Hiring now
7
open roles
Backers
1
South Park Commons
Momentum
15/100
in the news
Last sign of life
this month
a posting or a news item
Tractionpublic signals, read monthly
Web presence
top 20%
of 133.2M domains by links, Common Crawl
Backed byfrom the funds' portfolios and accelerator catalogs
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How Junior AI hires

Truth index
A 95/100
Median time to fill
211 days
Ghost roles
0%
Stale roles
0%
Reposted roles
0%

Junior AI scores A on the Alion truth index (A is best, E worst), measured over 7 open roles re-checked against its own hiring board: 0% look like ghost listings, 0% have gone stale and 0% are the same role posted again. Its roles close in a median of 211 days. It measures how much of what this employer publishes turns into a real, finite search - not the employer as a workplace. How the index is computed

Visa sponsorship

  • United Kingdom · Licensed UK visa sponsor (Skilled Worker)

Visa details by country

Overview

Junior AI is an artificial intelligence startup that develops specialized AI-powered coding and workflow tools designed to assist engineering teams. The platform automates repetitive software development tasks, such as code generation, bug fixing, and pull request reviews, acting as a virtual junior developer for product teams. By accelerating routine engineering workflows, it enables human developers to focus on higher-level system architecture and strategic problem-solving.

News

News Francisco Trindade 2 months ago
The Kids Are Really Alright
The argument says AI erased the junior engineer
Read more
Report
News Francisco Trindade 2 months ago
The Kids Are Alright
Companies are quietly stopping junior hiring because of AI. It won
Read more
Report
News menelaos.vergis.net 3 months ago
The Skills AI Stopped Teaching Junior Developers
The biggest challenge AI creates for junior developers isn't writing code. It's learning everything they used to discover accidentally while writing it.
Read more
Report
News Monica Lent's Website 3 months ago
7 Absolute Truths I Unlearned as Junior Developer
A few things I strongly believed when I was a junior developer which turned out to be wrong.
Read more
Report
News harvardbiz 3 months ago
Research: Why Some Junior Employees Work Well with AI-and Others Don't
Organizations need to understand how individuals create value beyond the AI baseline in real organizational settings, particularly in higher-stakes professional work requiring judgment, domain expertise, and decision-ready outputs. KPMG and researchers fr
Read more
Report
Show more news

Tech stack

Technologies named in job postings at Junior AI over the last 12 months, by layer, with the share of postings for each.
Technologies in use
22
Postings analysed
18
Stack modernity
88/100AI adopter
Languages
TypeScript44%
JavaScript44%
Python22%
SQL11%
Frameworks & libraries
Next.js44%
React.js44%
Matplotlib6%
Plotly6%
Databases
PostgreSQL39%
ClickHouse11%
Cloud & platforms
Together AI17%
Looker6%
Metabase6%
Tableau6%
AI & ML
LLM78%
Claude22%
ChatGPT6%
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Full Junior AI tech stack 22 technologies · by team · pay by technology · changes · similar stacks

Growth

Hiring Momentum
52/100
Stable
Open positions
7
0 opened / 9 closed in 30 days
Median time-to-fill
107 days
faster than 13% of the market
ATS activity
Every ~3 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% ▲
Marketing
33% ▼
Leadership
17% ▲
Finance
17% ▼
Activity Timeline
Added Voice Agents to stack Oct 2026
Added Multi-Agent Systems to stack Sep 2026
Added Metabase to stack Sep 2026
Added Looker to stack Sep 2026
Added LinkedIn to stack Sep 2026
Added HubSpot to stack Sep 2026
Added Xero to stack Sep 2026
Added Stripe to stack Sep 2026
Added QuickBooks to stack Sep 2026
Added Human-in-the-Loop to stack Aug 2026
Added AI Agents to stack Aug 2026
Added Knowledge Graph to stack Aug 2026

Offices

Where the company hires and what each office is for
Cities
2
Hiring now
2
Countries
2
Busiest office
New York
Loading the map
Headquarters Builds here Office with open vacancies Tap a pin for the office
New York United States
HQ
Junior
2 open roles 1 posted in 90 days 100% engineering 50-200 est. staff
hires for AI/ML
169 Madison Ave #2533, New York, 10016
seen since Jul 2025 company site, job postings
London United Kingdom
Support & operations
5 open roles 5 posted in 90 days 40% engineering 50-200 est. staff
hires for Marketing, AI/ML, Data Science
seen since Jul 2025 job postings

Jobs

≈ $87k – $197k per year (Estimated) • In office • Full-Time • London
Python
SQL
LLM
Analytics
Tableau
Matplotlib
Plotly
Metabase
Looker
Apply
≈ $191k – $390k per year (Estimated) • In office • Full-Time • 3+ years exp • New York
SQL
ChatGPT
LLM
Apply
≈ $129k – $239k per year (Estimated) • In office • Full-Time • 3+ years exp • London
SQL
ChatGPT
LLM
Apply
≈ $206k – $421k per year (Estimated) • In office • Full-Time • New York
AI Agents
LLM
Voice Agents
Apply