Actively hiring
HVAC & Refrigeration
As featured in
View 2 jobs
Claim pageClaim
Follow
Overview
Connections
News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
Funding and backers
Hiring now
8
+7 posted in 30 days
Backers
3
Energy Impact Partners, Garage Capital
Momentum
60/100
hiring for its size, a new city, in the news
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
2022
Founded
Tractionpublic signals, read monthly
Web presence
top 2%
of 133.2M domains by links, Common Crawl
Backed byfrom the funds' portfolios and accelerator catalogs
Investors in similar startupsfunds that back the companies most like this one
Similar startupsby what they do, their industry and backers

Ultra-efficient, low-emission gas heat pump with zero GWP refrigerants. Ideal for homes and commercial use. Reliable comfort, reduced…

Forge is the premier heat pump installation service in Massachusetts. Our team of experts does one thing and one thing only: heat pumps.

HeatTransformers is an installer of heat pumps for homes. It provides advice, installation and optimisation of all-electric and hybrid heat…

Solar, battery and heat pump installs delivered with consistent quality and clear oversight. Installio supports homeowners and programme…

Dandelion's nation-leading geothermal drilling and heat pumps provide cost-effective, renewable home heating and cooling.

Airthium is developing containerized hybrid heat pumps for 100–250°C industrial process heat and Heat-as-a-Service, targeting commercial…
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 investors
Click a company to open it. Dashed lines are likely connections. The second step of the network is part of the Pro plan.
Owner
Same company
Same group
Likely
News
Report
Quilt Poems
Quilt Poems is a project on creating computational poetry through quilting patterns encoded as data
Read more
Report
Report
Report
Report
Show more news
Tech stack
Technologies named in job postings at Quilt over the last 12 months, by layer, with the share of postings for each.
Technologies in use
22
Postings analysed
5
Stack modernity
69/100
Languages
C++
Python
Embedded C
C
Frameworks & libraries
Google Test
Pytest
Appium
Cypress
Cloud & platforms
Linux
GitHub Actions
Unix
Sign in to see how your skills match this stack
Sign In
Full Quilt tech stack
22 technologies · by team · pay by technology · changes · similar stacks
Salary insights
Compensation ranges based on this company's open jobs
Median
$150k
Typical range
$150k – $200k
Open positions
6
5
Jobs
Middle
20%
Senior
80%
| Level | Jobs | Median | Typical range |
|---|---|---|---|
| Middle | 1 | $150k | $150k |
| Senior | 4 | $150k | $150k |
Highest paying role
Software Engineer in Test, Device Software
$200k
Normalized to USD per year
All salaries at Quilt
By role, level and city, against the market · 6 jobs with pay
Growth
Hiring Momentum
62/100
Growing
Open positions
8
6 opened / 2 closed in 30 days
Median time-to-fill
77 days
faster than 16% of the market
ATS activity
Every ~4 hours
Today
Hiring Dynamics
0%
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.
Sales
50% ▲
Product
20% ▼
QA
10% ▲
Marketing
10% ▼
Education
10% ▲
Actively hiring for Sales (+5 in 30 days)
Activity Timeline
Added Statistical Process Control to stack
Oct 2026
Added FMEA to stack
Oct 2026
Added CAPA to stack
Oct 2026
+6 jobs in a week
Oct 2026
New location: United States
Oct 2026
Added Unix to stack
Sep 2026
Added Linux to stack
Sep 2026
Added Physical AI to stack
Sep 2026
Offices
Where the company hires and what each office is for
Cities
2
Hiring now
2
Countries
2
Busiest office
Redwood City
Loading the map
Headquarters
Builds here
Office with open vacancies
Tap a pin for the office
Redwood City
United States
HQ
7 open roles 9 posted in 90 days 14% engineering $158k Avg Salary
hires for Sales, QA, Education
Zhuhai
China
China Remote
1 open roles 1 posted in 90 days
hires for Product
Jobs
≈ $35k – $77k per year (Estimated) · In office · 5+ years exp · Bachelor's Degree · Zhuhai
Statistical Process Control
SpaceTech
FMEA
MedTech
CAPA
Apply
$150k – $200k per year · Hybrid · Full-Time · Redwood City
Python
C++
Google Test
DevOps
Bazel
Linux
QA
Pytest
Apply

Energy Impact Partners
Garage Capital
Lowercarbon Capital 




