Mirendil

AI Research Labs · Foundation Models
$1.2Btotal raised · 2 rounds on record
16open roles
$400kmedian advertised pay
$1Blatest round · Series A · Nov 2026 · this month

Overview

Mirendil is a frontier AI research company that trains its own models end to end and aims to make AI research and development available across scientific disciplines. It hires members of technical staff for distributed systems, infrastructure, pretraining, kernels and recursive self-improvement. The company is headquartered in San Francisco, California, United States.

Key facts

As of Nov 13, 2026, Alion lists 16 open roles at Mirendil. Mirendil is headquartered in San Francisco, United States. It has raised $1.2B in 2 funding rounds. The latest round is Series A of $1B, announced in 2026. The median pay stated in its open roles is $400k, across 16 postings that state pay.

Open roles
16Its careers board, read on Nov 13, 2026
Headquarters
San Francisco, United StatesAlion company profile, updated Nov 13, 2026
Employees
50+Alion company profile, an estimated range
Total raised
$1.2BSum of 2 equity rounds Alion knows
Latest round
Series A · $1B · Nov 12, 2026Press report · prnewswire.com
Median advertised pay
$400kPay stated in 16 open postings
Technologies in its job postings
22Named in its job postings

How Mirendil hires

Truth index
C 63/100
Ghost roles
63%
Stale roles
0%
Reposted roles
0%

Mirendil scores C on the Alion truth index (A is best, E worst), measured over 16 open roles re-checked against its own hiring board: 63% look like ghost listings, 0% have gone stale and 0% are the same role posted again. 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

Funding and backers

Total raised
$1.2B
2 rounds on record
Latest round
$1B
Series A · Nov 2026 · this month
Team
51-200
employees, estimated range
Hiring now
16
+5 posted in 30 days
Backers
3
Kleiner Perkins, Andreessen Horowitz
The money's age
Fresh money
0 months since the last round · and hiring
Momentum
33/100
hiring for its size, fresh money
Last sign of life
this month
a posting or a news item
The story so fareach stage dated by its source: the company's releases, the press, registers, filings
Jun 25 Raised a round Seed $200M · SiliconANGLE
Tractionpublic signals, read monthly
Web presence
top 0.11%
of 133.2M domains by links, Common Crawl
Hacker News stories
4
best: 5 points
Funding rounds
RoundDateAmountInvestorsSource
Series A Nov 2026 $1B Kleiner Perkins lead, Clearlake Capital lead, Battery Ventures, Doerr Capital, Gil, Co, Google, M13, Pear VC, S32 PR Newswire
Seed Jun 2026 $200M — SiliconANGLE
Backed byfrom the funds' portfolios and accelerator catalogs
Kleiner Perkins fund Andreessen Horowitz fund ValueAdd VC fund
Investors in similar startupsfunds that back the companies most like this one
Accel
backs Cartwheel
Salesforce Ventures
backs Fundamental
Craft Ventures
backs Cartwheel
Headline
backs Fundamental
Oak HC/FT
backs Fundamental
Meta Planet
backs Zyphra
Similar startupsby what they do, their industry and backers
MakerMaker8 roles
MakerMaker is a small artificial intelligence research company in San Francisco building autonomous research agents for recursive…
Fundamental6 roles
Built by Fundamental, a frontier AI research lab, NEXUS is the Large Tabular Model reimagining enterprise decision-making.
Eigen2 roles
Eigen is an early-stage AI company building toward emotional intelligence in AI systems. It hires members of technical staff for its AI…
Radical NumericsFounded 2025 · 11-50 employees · 11 roles
Radical Numerics is a research laboratory working on recursive self improvement of machine learning systems, where models help design the…
ZyphraVenture round $500M · 5 mo ago · Founded 2021 · 1-10 employees · 16 roles
Zyphra is an artificial intelligence research company that develops open foundation models, including the Zamba hybrid state-space language…
Institute of Foundation Models501-1000 employees · 42 roles
The Institute of Foundation Models (IFM) is an AI research lab developing open frontier foundation models.

Jobs

$300k – $400k per year · Equity · In office · Full-Time · San Francisco
Python
Spark
JAX
PyTorch
Ray
Apply
$250k – $350k per year · Equity · In office · Full-Time · San Francisco
Apply
$300k – $400k per year · Equity · In office · Full-Time · San Francisco
Apply
$300k – $400k per year · Equity · In office · Full-Time · San Francisco
AI Agents
Agentic Workflows
Apply
$300k – $400k per year · Equity · In office · Full-Time · San Francisco
Apply
$250k – $400k per year · Equity · In office · Full-Time · Master's Degree · San Francisco
Apply
$300k – $400k per year · Equity · In office · Full-Time · San Francisco
Apply
$300k – $400k per year · Equity · In office · Full-Time · San Francisco
vLLM
Quantization
SGLang
TensorRT
TensorRT-LLM
Post-training
Speculative Decoding
KV Cache
Apply
$300k – $400k per year · Equity · In office · Full-Time · San Francisco
Post-training
Apply
$300k – $400k per year · Equity · In office · Full-Time · San Francisco
Reinforcement Learning
Apply
$300k – $400k per year · Equity · In office · Full-Time · San Francisco
Post-training
Reward Modeling
Apply
$300k – $400k per year · Equity · In office · Full-Time · San Francisco
Knowledge Distillation
SFT
Post-training
Model Distillation
Apply
All 16 jobs at Mirendil salaries, cities, levels and how long each has been open

Salary insights

Compensation ranges based on this company's open jobs
Median
$400k
Typical range
$350k – $400k
Open positions
16
15 Jobs
Staff 100%
Level Jobs Median Typical range
Staff 15 $400k $350k – $400k
Highest paying role Member of Technical Staff, Recursive Self-Improvement (RSI) $400k
Normalized to USD per year
All salaries at Mirendil By role, level and city, against the market · 16 jobs with pay

Growth

Hiring Momentum
69/100
Growing
Open positions
16
5 opened / 1 closed in 30 days
Median time-to-fill
56 days
faster than 24% of the market
ATS activity
Every ~6 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.
AI/ML
50% ▲
Backend
13% ▼
Security
13% ▲
Design
13% ▼
Finance
13% ▲
Actively hiring for AI/ML (+3 in 30 days)
Activity Timeline
Added Spark to stack Nov 2026
Added Ray to stack Nov 2026
Added PyTorch to stack Nov 2026
Added Python to stack Nov 2026
Added JAX to stack Nov 2026
Added Agentic Workflows to stack Nov 2026
Added Kubernetes to stack Sep 2026

Financials

Total raised
$1.2B
Latest round
Series A
Funding rounds
2
Funding rounds
Round Announced Amount
Series A 2026 $1B Details
Seed 2026 $200M Details

Tech stack

Technologies named in job postings at Mirendil over the last 12 months, by layer, with the share of postings for each.
Technologies in use
22
Postings analysed
9
Stack modernity
65/100
Languages
Python
Frameworks & libraries
JAX
PyTorch
Ray
SGLang
Cloud & platforms
Kubernetes
Spark
vLLM
Sign in to see how your skills match this stack Sign In
Full Mirendil tech stack 22 technologies · by team · pay by technology · changes · similar stacks

Connections

List
Graph
Found in company registers, site code, DNS and hiring. Each connection shows how sure we are and the evidence, with its source and date.
Shared investors3
ValueAdd VCVia a fund
92 portfolio companies: Qualcomm, Marvell Technology, Bitcoin and 89 more
Kleiner PerkinsVia a fund
335 portfolio companies: Modal, Flapping Airplanes, Cognition and 332 more
Andreessen HorowitzVia a fund
857 portfolio companies
Report a mistake

News

News PR Newswire 1 day ago
Mirendil Raises $1B to Democratize Frontier AI R&D
SAN FRANCISCO, Nov. 12, 2026 /PRNewswire/ -- Today, we're announcing that we've raised $1B in a Series A, led by Kleiner Perkins and Clearlake Capital, with participation from Battery Ventures, Doerr Capital, Gil & Co, Google, M13, Pear VC, and S32, among
Read more
Report
News Pulse 2.0 3 months ago
Mirendil Selects Google Cloud AI Hypercomputer For TPU And NVIDIA GPU Training Infrastructure
Mirendil is expanding its use of Google Cloud's AI Hypercomputer to support the pre-training and post-training of advanced artificial intelligence models. The frontier AI research company will use a combination of Google Tensor Processing Units and NVIDIA
Read more
Report
News seekingalpha.com 3 months ago
AI lab Mirendil inks Google Cloud partnership to power self-accelerating AI Read more
Report
News Gizmodo 5 months ago
Don't Be Afraid of Self-Improving AI, Says a16z-Backed Startup Mirendil
Some call it a dangerous path to runaway AI, others call it vibe research.
Read more
Report
News TNW Anthropic 5 months ago
Mirendil raises $200M to build AI that improves AI
Mirendil, founded by two ex-Anthropic researchers, raised $200M at a $1bn valuation to sell self-improving AI research to everyone.
Read more
Report
News Pulse 2.0 5 months ago
Mirendil Raises $200 Million Seed Round To Build Self-Accelerating AI R&D Systems
Mirendil announced its formal launch with a $200 million seed round led by Andreessen Horowitz and Kleiner Perkins. NVIDIA also invested in the company, along with other backers.
Read more
Report
News SiliconANGLE 5 months ago
Mirendil raises $200M to speed up scientific research with AI
Mirendil raises $200M to speed up scientific research with AI - SiliconANGLE
Read more
Report
News Andreessen Horowitz 5 months ago
Investing in Mirendil
a16z leads Mirendil
Read more
Report

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
HQ
16 open roles 8 posted in 90 days 94% engineering 50-200 est. staff $394k Avg Salary
hires for AI/ML, Backend, Security
seen since Jun 2026 job postings

How to cite this page

Alion, "Mirendil: key facts", as of Nov 13, 2026. https://alion.io/company/mirendil

These figures are published under a free licence. You may reuse them, including commercially, as long as you credit Alion and link back to this page. CC BY-SA 4.0