Refolk
Sign in

Top Seed Developer tools companies

IDEs, runtimes, frameworks, and platforms built primarily for engineers. Filtered to companies whose latest disclosed round is Seed.

Edit the query above, or pick a refinement. 100 free credits on sign-up, no card needed.

Built from a search like: “Top Seed Developer tools companies”

Ranked by current headcount across Seed Developer tools companies. Refreshed daily.

  1. 1
    Cisco· San Jose, California, United States
    • Seed
    • 95.7k employees
    • Founded 1984
  2. 2
    Toptal
    • Seed
    • 6.4k employees
    • Founded 2010
  3. 3
    IRC· Oulu, North Ostrobothnia, Finland
    • Seed
    • 3.9k employees
    • Founded 1988
  4. 4
    Mentor Graphics· Wilsonville, Oregon, United States
    • Seed
    • 3.7k employees
    • Founded 1981
  5. 5
    Stealth Mode
    • Seed
    • 3.6k employees
    • Founded 2000
Reveal 8,371 more·100 free credits, no card

Find engineers and founders at Seed Developer tools companies

Seed Developer tools companies are some of the most active hirers in the market. The list above ranks the largest Developer tools companies whose latest disclosed round is Seed, by current headcount, drawn from public LinkedIn and Crunchbase records. Across 8,376matching companies, you’ll find senior engineers, founding designers, and operators worth tracking.

Companies at this stage in Developer tools share a profile: a working product, fresh capital, and a hiring plan that wants senior people yesterday. Looking at headcount, last round, and HQ side by side gives you a quick read on where Developer tools talent is concentrating right now.

Refolk converts this list into a search. Ask for “Seed Developer tools founders hiring senior engineers” or “design leads at Seed Developer tools companies” and Refolk returns a fresh ranked shortlist with the sources behind each match.

How this list is built

Refolk pulled Developer tools companies whose latest disclosed funding round is Seed from public LinkedIn and Crunchbase records, ranked them by current employee count, and kept those with at least 5 employees. The list refreshes once a day.

Last refreshed: Sun, 21 Jun 2026 08:17:12 GMT

Need an even more specific search?

Refolk runs natural-language searches across LinkedIn, GitHub, and the open web. Try one of these:

Related lists

See all company lists.

Or zoom out

Slice this list a different way