Standing at the helm of blockchain technology, top smart contract development companies specialize in building secure, efficient, and highly accurate smart contracts - digital contracts stored on a blockchain that outline the terms and conditions of an agreement between two parties. They employ teams of blockchain developers, engineers, and cybersecurity experts who can design and deploy smart contracts on various blockchain platforms, like Ethereum, IBM, Hyperledger, and more. Businesses can leverage their cutting-edge solutions to bolster the security and transparency of transactions, and streamline and automate complex business processes, from supply chain management to finance, healthcare, or retail. Compare prospective partners by client reviews, pricing, size, and more to find the most suitable one for your project.
Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

Codal
VerifiedVerified by the DesignRush team for authenticity and credibility.Award WinnerRecipient of a Best Design Award for outstanding work.Codal is an award-winning design and development consultancy helping enterprises solve complex challenges and accelerate growth with data-driven digital solutions. Our global team delivers expertise in digital transformation, eCommerce, UX/UI, product strategy, analytics, and AI...
Top Services:
- Web Development
- eCommerce Development
- Software Development
- Web Design
- UI/UX Design
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- Location
- Chicago, Illinois
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $145/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 7 Projects Listed
Applications and platforms proudly built here in the USA. We have assisted some of the most prominent global brands operating in complex and heavily regulated sectors in successfully launching software solutions that underpin their go-to-market strategy, ensuring a world-class customer experience...
Top Services:
- Software Development
- Mobile App Development
- UI/UX Design
- Product Design
- Creative Services
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- Location
- Irvine, California
- Number of Employees
- Under 49
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 14 Projects Listed
For growth-stage software companies operating in regulated environments, where enterprise deals, audits, and regulations block growth, Corpsoft Solutions is a compliance-native software development partner that designs and builds audit-ready systems from day one...
Top Services:
- Software Development
- IT Compliance Solution
- AI Development
- Cybersecurity
- Cloud Consulting
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- Location
- Wilmington, Delaware
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 9 Projects Listed
K-Optional Software: where your success is our success. From secure solutions that scale to an uncompromising focus on return on investment, we're the company that delivers. Dont settle for off-the-shelf. Expertly crafted & custom-tailored software from the USA...
Top Services:
- Mobile App Development
- Software Development
- AI Development
- Location
- New York City, New York
- Number of Employees
- Under 49
- Average Hourly Rate
- $200/hr
- Minimal Budget
- $50,000 & Up
Hi there! We were expecting you!We are a nearshore software services and consulting company that partners with forward-thinking companies to achieve their business goals and accelerate growth in the digital age.We are seen as a lifelong partner for tackling any tech challenge...
Top Services:
- Software Development
- Mobile App Development
- IT Services
- UI/UX Design
- Web Development
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- Location
- Austin, Texas
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $70/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 1 Project Listed
Innolab AI builds AI systems that sell for you.Jane replaces SDR teams with automated, hyper-personalized outbound.Luna calls and books meetings 24/7 with human-like conversations.We help B2B leaders generate pipeline, cut admin time, and scale revenue without chaos...
Top Services:
- AI Development
- Mobile App Development
- Web Development
- Software Testing
- Blockchain
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- Location
- Columbus, Ohio
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $59/hr
- Minimal Budget
- $50,000 & Up
- Portfolios Count
- 2 Projects Listed
Austin-based Syberry builds custom software that companies own outright, replacing costly SaaS tools, modernizing legacy systems, and putting AI to work with people firmly in control. Since 2011, our team has shipped 300+ solutions for startups and Fortune 200 brands. A distinctive delivery process, run on...
Top Services:
- Software Development
- Mobile App Development
- AI Development
- Cloud Consulting
- IoT
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- Location
- Austin, Texas
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $50/hr
- Minimal Budget
- $50,000 & Up
We achieve project success, No matter what...
Top Services:
- Web Development
- Software Testing
- AI Development
- Blockchain
- Mobile App Development
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- Location
- Sheridan, Wyoming
- Number of Employees
- Under 49
- Average Hourly Rate
- $99/hr
- Minimal Budget
- $50,000 & Up
Senior fintech + AI product team delivering end-to-end: discovery, architecture, development, QA, and long-term support. SOC 2 Type I. Built for mid-sized companies that need predictable delivery and high ownership...
Top Services:
- AI Development
- Software Development
- Blockchain
- Location
- Sheridan, Wyoming
- Number of Employees
- Under 49
- Average Hourly Rate
- $85/hr
- Minimal Budget
- $50,000 & Up
Tensorsoft is an AI-first software development company helping growing businesses build scalable, intelligent, and future-ready digital solutions. We specialize in designing and developing custom software, mobile applications, and AI-powered platforms that solve real business problems and accelerate growth...
Top Services:
- AI Development
- Software Development
- Blockchain
- IoT
- Mobile App Development
- Show more
- Location
- New York City, New York
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $50,000 & Up
Persistent Systems, a renowned global leader in software product development and technology services. Delve into our innovative offerings to stay ahead in the ever-evolving landscape of technology...
Top Services:
- AI Development
- Software Development
- Web Development
- Mobile App Development
- Blockchain
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- Location
- Santa Clara, California
- Number of Employees
- 1000 & Up
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $50,000 & Up
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