Blockchain Development
Our team of blockchain project managers and developers have successfully executed a multitude of blockchain projects, possessing proficiency in various software languages (Solidity, C#, C++, etc.) as well as adeptness in crafting effective business models.
Blockchain Solutions for Your Business Needs
With a deep understanding of the blockchain landscape, we specialize in a diverse array of services, ensuring that every aspect of your project is skillfully catered to. Whether it's Smart Contract Development, Wallet Development, or Defi Development, our commitment to excellence shines through in every line of code we write.

Smart Contract Development
You can now guarantee the security of your contracts without relying on external third parties.

Wallet Development
Our focus lies in delivering secure and efficient crypto wallets with a business-centric approach.

Defi Development
With our Defi Development services, we are transforming financial systems, offering unmatched convenience, privacy, and transparency.

Token development / wrapping
Unlock new possibilities in your blockchain ecosystem with custom tokens tailored to your needs.

Solidity programming
Whether you need a basic smart contract or a complex decentralized application (DApp), our Solidity programming services will bring your vision to life
From ideation to implementation, we'll bring your visions to life with secure and cutting-edge blockchain solutions. We write robust architectures with innovation and scalability into every line of code. We ensure flawless blockchain creations through rigorous testing and meticulous attention to detail.
Requirement Gathering and Analysis
We begin by thoroughly understanding your project's needs, ensuring that every requirement is captured and analyzed, setting the stage for a tailored blockchain solution.
Design and Architecture
Our experts design the blueprint for your blockchain solution, prioritizing scalability, security, and efficiency, creating a robust and future-ready framework.
Integration and Testing
Our skilled developers bring your blockchain solution to life, seamlessly integrating it with your existing systems and subjecting it to rigorous testing, ensuring a flawless performance.
Deployment and Maintenance
With precision, we deploy your blockchain solution, and our commitment doesn't end there. We provide ongoing maintenance and support to keep your blockchain ecosystem secure, optimized, and up to date.
Tools and Tech Stacks







































Why Choose 4i Tech for Blockchain Development?
Diverse Experience
Our team possesses a wealth of experience in blockchain development, backed by successful projects across various domains.
Crypto Exchange Expertise
We have played a significant role in building and contributing to crypto exchanges, demonstrating our proficiency in trading platform development.
NFT Pioneers
With ongoing NFT projects for US/Taiwanese clients, we stay at the forefront of this emerging and exciting technology.
Confidentiality Assurance
Our strict NDAs ensure the confidentiality of sensitive projects, providing a high level of trust and privacy.
Innovative Solutions
We offer an automated token launch platform and dOTC, showcasing our commitment to delivering cutting-edge blockchain solutions.
Customized Wallet Solutions
Our tailored APP and Web wallets cater to unique business needs, offering seamless integration and enhanced functionalities.
Collaborative Approach for Blockchain Success
With a team of seasoned blockchain experts, we listen attentively to your goals, requirements, and aspirations, ensuring every step of the development journey is a shared experience. Through open communication and seamless collaboration, we transform your ideas into reality, delivering blockchain solutions that redefine industries, drive efficiency, and inspire growth.
Tailored Blockchain Strategies
Develop customized blockchain strategies that align with your specific goals, harnessing the potential of blockchain technology.
Tailored Blockchain Strategies
Develop customized blockchain strategies that align with your specific goals, harnessing the potential of blockchain technology.
In-depth IT experience
Benefit from our deep understanding of various business domains, enabling us to create blockchain solutions that fit your industry seamlessly.
In-depth IT experience
Benefit from our deep understanding of various business domains, enabling us to create blockchain solutions that fit your industry seamlessly.
Regular Progress Meetings
Conduct regular progress meetings to synchronize efforts, discuss advancements, and overcome challenges, ensuring your blockchain journey remains on course.
Regular Progress Meetings
Conduct regular progress meetings to synchronize efforts, discuss advancements, and overcome challenges, ensuring your blockchain journey remains on course.


Ensuring Security and Reliability with Rigorous Testing
Security and reliability are of paramount importance when it comes to building blockchain solutions. Our dedicated quality assurance team conducts rigorous testing and auditing to identify and eliminate any vulnerabilities, ensuring that your blockchain application operates flawlessly and securely