Harmonic
harmonic.ai
Actively hiring
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Overview
News
Technologies
Salaries
Products
People
Growth
Offices
Jobs
Financials
Funding and backers
Total raised
$206.3M
3 rounds on record
Latest round
$120M
Venture round · Nov 2025 · 10 mo ago
Hiring now
8
+3 posted in 30 days
Backers
4
Craft Ventures, Floodgate
The money's age
Fresh money
10 months since the last round · and hiring
Momentum
50/100
hiring for its size, in the news, 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
Nov 25, 2025
Raised a round Venture round $120M · SiliconANGLE
Sep 23, 2024
Raised a round Series A $75M · SiliconANGLE
Feb 17, 2021
Raised a round Venture round $11.3M · SEC Form D
Jun 2018
Website went live first capture in the Wayback Machine
Tractionpublic signals, read monthly
Web presence
top 0.12%
of 133.2M domains by links, Common Crawl
Funding rounds
| Round | Date | Amount | Investors | Source |
|---|---|---|---|---|
| Venture round | Nov 2025 | $120M | — | SiliconANGLE |
| Series A | Sep 2024 | $75M | — | SiliconANGLE |
| Venture round | Feb 2021 | $11.3M | — | SEC Form D |
Registers and programsofficial lists and records that name the company
| Legal entity | Harmonic Technologies, LLC | SEC Form D |
Founders and leadersfrom filings, registers and the company's site
Justin EnglishExecutive OfficerSEC Form D
Backed byfrom the funds' portfolios and accelerator catalogs
Craft Ventures 
Floodgate 
Soma Capital 
Sozo Ventures Investors in similar startupsfunds that back the companies most like this one
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Overview
Harmonic's data engine keeps 35M+ companies & 195M+ professional profiles fresh, so you can always be in the loop when a company just raised a round, just hired a CTO, or just crossed the 1M follower mark on Twitter.
News
Report
Harmonic (HLIT) Bets On AI Intelligence To Reshape Broadband Operations
On September 8, Harmonic (NASDAQ:HLIT) unveiled cOS SensAI, a vendor-agnostic software layer built to pull scattered network data from routers, modems, and in-home devices into one coherent operational picture for broadband providers. Analysys Mason pegs
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Report
The Lambdoma Keyboard created by Barbara Hero Lambdoma Music Gift to Humanity
Information and links to software that emulates the Lambdoma healing frequencies keyboard developed by Barbara Hero. All titles must be attritubed to Barbara and Lambdoma.com
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Report
Harmonics Analysis Advanced Harmonic Analysis Software in Roundness Metrology
Taylor Hobson delivers advanced harmonic analysis software for roundness, flatness, and spiral harmonics. Harmonic analysis is vital to the production and design process for bearings.
Read more
Report
HFI - Harmonic Firmware Initiative QSOE Systems
HFI, the Harmonic Firmware Initiative: an open, U-Boot-based firmware experience layer that gives any RISC-V board a real power-on screen, boot menus, and a Set-Up editor. By QSOE Systems.
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Report
Memora scales agent memory to boost long-horizon productivity
AI agents can't remember past conversations. They must constantly reload or retrieve context, which grows less efficient as tasks get longer and more complex. Memora solves this with a scalable memory system separating what's stored from how it's retrieve
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Report
Height of harmonic numbers
Plotting the actual and estimated number of bits in the nth harmonic number.
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Report
Writing down harmonic numbers
The nth harmonic number can be written as a fraction. How would you predict the number of digits in the numerator and denominator as a function of n?
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Report
Show more news
Tech stack
Technologies named in job postings at Harmonic over the last 12 months, by layer, with the share of postings for each.
Technologies in use
12
Postings analysed
5
Stack modernity
76/100AI adopter
Languages
TypeScript
JavaScript
Frameworks & libraries
React.js
AI & ML
LLM
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Full Harmonic tech stack
12 technologies · by team · pay by technology · changes · similar stacks
Salary insights
Compensation ranges based on this company's open jobs
Median
$223k
Typical range
$70k – $280k
Open positions
8
8
Jobs
Junior
25%
Senior
37.5%
Staff
37.5%
| Level | Jobs | Median | Typical range |
|---|---|---|---|
| Junior | 2 | $135k | $70k – $200k |
| Senior | 3 | $220k | $220k – $250k |
| Staff | 3 | $225k | $225k – $280k |
Highest paying role
Staff Software Engineer - Frontend Platform
$280k
Normalized to USD per year
All salaries at Harmonic
By role, level and city, against the market · 8 jobs with pay
People
Justin English
Executive Officer
Names and roles come from public filings, company registers and the company's own site. Is this you? Correct or remove · How we handle this data
Growth
Hiring Momentum
72/100
Growing
Open positions
8
3 opened / 1 closed in 30 days
Median time-to-fill
65 days
faster than 20% 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
27% ▼
Marketing
27% ▲
Frontend
9% ▼
Mobile
9% ▼
Product
9% ▼
Administrative
9% ▲
Activity Timeline
Added Slack to stack
Oct 2026
Added Google Workspace to stack
Oct 2026
Added Agentic Workflows to stack
Sep 2026
Added Knowledge Graph to stack
Aug 2026
Added Structured Outputs to stack
Aug 2026
Added Recommender Systems to stack
Aug 2026
Added OpenAI to stack
Aug 2026
Added Anthropic to stack
Aug 2026
Added AI Agents to stack
Aug 2026
Offices
Where the company hires and what each office is for
Cities
1
Hiring now
1
Countries
1
Busiest office
New York
New York
United States
HQ
9 open roles 11 posted in 90 days 44% engineering $198k Avg Salary
hires for Marketing, Backend, Frontend
155 West 23rd
Jobs
$180k – $220k per year • Hybrid • Full-Time • 6+ years exp • New York
LLM
Agentic Workflows
Frontend
GraphQL
Apply
$200k – $250k per year • Hybrid • Full-Time • 5+ years exp • New York
Apply
$180k – $220k per year • Hybrid • Full-Time • 5+ years exp • New York
AI Agents
Knowledge Graph
Apply
$210k – $280k per year • Hybrid • Full-Time • New York
JavaScript
TypeScript
Recommender Systems
Frontend
React.js
Apply