The same providers serve Las Vegas as serve the rest of Nevada, so the real question is not who is local. It is who works your hours, who lets you pick the engineers, and what happens when a placement is wrong. Most Solidity engagements in the US are maintenance and extension rather than greenfield, so Solidity and Ethereum on an existing system is the capability to test. Every firm here can staff Solidity. What separates them is who carries the management, how fast they start, and what you own at the end.
smart contract programming language
Solidity is a statically typed programming language for writing smart contracts that run on the Ethereum Virtual Machine, compiled to bytecode and deployed to Ethereum or a compatible chain.
Deployed contracts are effectively immutable and hold value directly, so testing, auditing and upgrade patterns carry weight they rarely have in ordinary application code.
Smart contract work is unforgiving because mistakes are public and expensive. Weight security track record far above general language familiarity.
Entry 01 is ours and is marked as such. Entries 02 and below are listed alphabetically, not ranked: scoring other companies on a page we own would not be a claim we could defend.
Best for: Companies that want US-hours coverage and EU engineering standards without paying a full onshore agency rate. Startups backed by our clients have raised over $120M, and the group has delivered 350+ client projects.
In Las Vegas: engineers work Las Vegas business hours from our US and EU teams, with delivery capacity in Vietnam for the work that runs overnight. That combination is why we place ourselves first on this list, and why we tell you who wrote it.
Trade-off: We are a marketplace first: you interview and choose the engineers. If you want a vendor to absorb the whole problem with no involvement from you, a traditional agency is a closer fit.
Disclosure: HireDeveloperUSA.com is operated by Digital Unicorn, so this entry is our own. Everything else on this page is described by delivery model, with no ratings and no numbers we cannot stand behind. See what we have shipped.
Best for: US companies prioritizing time-zone overlap
Trade-off: Team composition is proposed by the vendor rather than picked by you
Best for: Scaling a dedicated team over several quarters
Trade-off: Minimum team sizes make small engagements awkward
Best for: Consumer-facing product work with design and engineering bundled
Trade-off: Studio model assumes you buy the full package rather than individual engineers
Best for: Enterprise applications with long support horizons
Trade-off: Traditional services model rather than embedded engineers
Best for: Long-running maintenance and feature work
Trade-off: Fully remote model, less suited to on-site requirements
Best for: Product engineering with a European delivery base
Trade-off: Less suited to US-hours-only requirements
Best for: Cost-sensitive custom builds with defined scope
Trade-off: Time-zone overlap with US teams requires a shifted schedule
Best for: Short senior engagements where speed matters more than rate
Trade-off: Among the more expensive marketplace options, and minimum commitments apply
Best for: Scaling several remote engineers at once
Trade-off: Matching is heavily automated, so screening depth varies by role
Best for: Startups scaling engineering after a raise
Trade-off: Positioned for funded companies, priced accordingly
The strongest signal in Solidity is how a provider handles someone else's code. Ask how they would approach an existing system using Solidity and Ethereum with no tests and no documentation. Reading and measuring before changing is the answer you want; a rewrite proposal is the one that costs you a quarter.
On price, vetted solidity developers bill roughly $50 to $160 per hour, against $140 to $250 at an agency for the same work with a delivery layer on top. If you have a technical lead with capacity, the marketplace rate is the honest comparison and the agency premium buys management you already have. If you do not, the premium is rational rather than wasteful, and the question becomes which provider will actually make decisions instead of relaying them.
Red flags that should end the conversation
Vetted engineers bill roughly $50 to $160 per hour depending on seniority, agencies $140 to $250, and a full-time hire runs $120,000 to $200,000 in base salary. The rate guide breaks down what moves the number.
Yes, and it is the more common engagement. Expect an assessment first: reading the code, measuring what is slow or fragile, and agreeing what stays. Anyone who proposes a rewrite before that assessment is quoting the version of the project that fails most often.
Vetted engineers matched to your stack and your hours in 48 hours. $0 until you hire.
🇺🇸 Trusted by companies across the United States