Find blockchain development companies that build secure, scalable solutions for real business use. Choose from vetted experts in smart contracts, dApps, and enterprise blockchain integration.Â
Best Blockchain Development Agencies
2 Companies-Rankings updated: September 05, 2026
DesignRush assesses blockchain development firms for their technical expertise and verified client experiences to help you make better decisions. Some placements might be paid.
VerifiedVerified by the DesignRush team for authenticity and credibility.
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Debut Infotech is a leader in advanced technological solutions, specializing in AI, Blockchain, Smart Contracts, IoT, and mobile and web development...
Top Services:
AI Development
Web Development
Blockchain
Mobile App Development
Software Development
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Location
Springfield, Illinois
Number of Employees
100 - 249
Average Hourly Rate
$30/hr
Minimal Budget
$10,000 - $25,000
Portfolios Count
17 Projects Listed
Debut Infotech Services
AI Development
Web Development
Blockchain
Mobile App Development
Software Development
Software Testing
Cloud Consulting
Business Consulting
IT Services
Wearables
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
Nordic Strong
WellPoP
Aithentic
NDAX
PRC Coin
P2B
Best Western
Unique School
Integra Ledger
Friendspire
Data sourced from the agency's DesignRush profile
Debut Infotech Reviews & Testimonials
James Carter Review from Google
5.0★
James Carter's Review Sourced from Google
Our company aimed to launch a trading platform but struggled with security planning and system performance. Debut Infotech supported us with crypto exchange development services using Node.js, blockchain integration, and secure wallet APIs. Their solution helped us deploy a stable exchange environment with improved transaction handling.
Andrew Ethan R. Review from Google
5.0★
Andrew Ethan R.'s Review Sourced from Google
Debut Infotech efficiently addressed the performance and scalability challenges in our mobile app. They quickly diagnosed the issues and delivered a stable solution using up-to-date development tools. The project was completed on time with clear communication throughout.
Blunt David Review from Google
5.0★
Blunt David's Review Sourced from Google
I had the pleasure of working with Debut Infotech for DeFi development, and I am extremely satisfied with their expertise and service. Their team utilized a comprehensive suite of tools, including smart contract generators, DeFi protocol integrators, and liquidity pool management tools, all of which streamlined the development process. They not only helped us build secure and scalable decentralized finance solutions, but also provided automated yield farming and staking platforms that significantly boosted user engagement. Their focus on security, with built-in auditing tools, gave me confidence throughout the project. I highly recommend Debut Infotech to anyone looking for reliable, efficient, and innovative DeFi development.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
Coretus turns ideas into revenue-ready softwarefast. Our senior, in-house team builds AI, cloud-native, and mobile/web products that launch on time, scale reliably, and lower total cost of ownership. Expect NDA-first onboarding, a plan in days, transparent sprints, proactive QA, and 100% code/IP ownership...
Top Services:
Mobile App Development
Software Development
AI Development
Staff Augmentation
Product Design
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Location
Rajkot, India
Number of Employees
50 - 99
Average Hourly Rate
$19/hr
Minimal Budget
$10,000 - $25,000
Coretus Technologies Services
Mobile App Development
Software Development
AI Development
Staff Augmentation
Product Design
Web Development
UI/UX Design
Blockchain
IT Services
DevOps Consulting
Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
AstraZeneca
B.A.S.F
Chatfuel
EAT
Leobrain
AlgoSuccess
Data sourced from the agency's DesignRush profile
Coretus Technologies Reviews & Testimonials
Shaily Gandhi Review from Google
5.0★
Shaily Gandhi's Review Sourced from Google
Coretus Technologies has a collaborative work culture with plenty of room to grow. My co-workers are always supportive and helpful, making each day enjoyable. The company offers great opportunities to explore your potential and learn continuously. Flexible work timings, decent holidays, and transparent communication all contribute to a healthy and positive work environment.
Ravi Dadhaniya Review from Google
5.0★
Ravi Dadhaniya's Review Sourced from Google
I’m really happy to be a part of Coretus Technology. The work culture is supportive, friendly, and highly team-oriented.What I appreciate most is the flexibility the company offers, making it easier to maintain a healthy work-life balance.Overall, Coretus Technology is a fantastic place to work and grow. I’m truly enjoying my journey here.
Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
Smart contract development and auditing: Writing self-executing code and reviewing it to prevent bugs, exploits, or costly failures Â
dApp development: Building decentralized apps that run on blockchain networks instead of centralized servers Â
Token development and NFT platforms: Creating digital tokens, cryptocurrencies, and marketplaces for trading assets Â
Blockchain integration: Connecting blockchain with existing systems like web apps, enterprise software, or cloud platforms Â
Private and enterprise blockchain solutions: Setting up custom networks for businesses that need control, privacy, and scalability Â
Blockchain consulting: Advising on use cases, architecture, and whether blockchain is the right fit Â
Wallet development: Building secure wallets for storing and managing digital assets Â
Maintenance and support: Monitoring performance, fixing issues, and updating systems after launchÂ
What platforms do blockchain developers use?
Blockchain development firms use a mix of public networks, enterprise platforms, and developer tools to build, deploy, and manage blockchain solutions. They choose platforms based on speed, cost, scalability, and whether the project needs a public or private network.Â
Key platforms and networks:Â
Ethereum: The most widely used platform for smart contracts and decentralized applications Â
Solana: Built for high speed and low fees, often used for scalable dApps and marketplaces Â
Avalanche: A flexible platform that supports custom blockchain networks and fast transaction finality Â
Hyperledger Fabric: Designed for private, permissioned systems used by enterprises Â
Corda (R3): Common in finance and regulated industries where data privacy is critical Â
IBM Blockchain: Enterprise-grade solution built on Hyperledger for secure business use cases Â
Development tools and infrastructure that blockchain development agencies use:Â
Node providers (e.g., Alchemy, Infura, QuickNode): Give developers access to blockchain networks without running their own nodes Â
Smart contract tools (e.g., Remix IDE): Used to write, test, and deploy contract code Â
Frameworks and CLIs (e.g., Ignite CLI): Help set up and manage blockchain projects fasterÂ
How much do blockchain companies charge for their services?
Simple solutions: 1 to 2 months Basic wallets or simple smart contract apps Â
Mid-level projects: 2 to 4 months dApps with integrations and user functionality Â
Complex systems: 4 to 9+ months DeFi platforms, marketplaces, or enterprise solutions Â
Blockchain development agencies build products in stages, and each is adding time:Â
Planning and requirements: 1 to 2 weeks Â
Architecture and design: 2 to 4 weeks Â
Development: 1 to 6 months Â
Testing and QA: 2 to 4 weeks Â
Deployment: 1 to 2 weeksÂ
Factors that affect the timeline include scope and feature set, choice of blockchain platform, team experience, and whether you build from scratch or use existing tools.
What is the difference between public and private blockchains?
Public blockchains are open to anyone, while private blockchains are restricted to approved users and controlled by an organization.Â
You can see the main differences in the following table:Â
Feature
Public blockchain
Private blockchain
Access
Anyone can join
Permission required
Control
Decentralized
Controlled by one entity or group
Transparency
Fully transparent
Limited visibility
Speed
Slower
Faster
Cost
Higher (transaction fees)
Lower
Security
High through decentralization
High, but depends on governance
Use cases
Crypto, DeFi, NFTs
Enterprise systems, internal operations
How do blockchain development agencies ensure security?
Blockchain development firms ensure security by combining secure coding, testing, and continuous monitoring to prevent vulnerabilities and protect data and transactions.Â
Key security practices include:Â
Smart contract audits: Reviewing code to detect bugs, exploits, and logic flaws before deployment Â
Secure development practices: Using proven frameworks, code standards, and peer reviews Â
Encryption and key management: Protecting data with cryptography and secure storage of private keys Â
Testing and simulation: Running stress tests and attack scenarios to identify weaknesses Â
Access control: Limiting permissions and enforcing authentication for users and systems Â
Ongoing monitoring: Tracking activity, detecting threats, and applying updates or patches quickly Â
Security is built into every stage, not added after deployment.Â