Development of secure, decentralized applications including smart contracts, NFT platforms, DeFi protocols, supply-chain traceability systems, token economies, private/permissioned blockchains, and Web3 solutions using Ethereum, Solana, Polygon, Hyperledger, and other leading blockchain frameworks.
SapientPro
Premier Verified
8 Reviews
$5000+
$25 - $49 / hr
50-249
Luzern, Switzerland
SapientPro is a well-regarded web development company specializing in Web Development, Custom Website Development, and Full-Stack Web Development. Feedback across reviews is overwhelmingly positive, with 100% of reviewers highlighting their technical excellence, responsiveness, and effective project management. Notably, 80% of reviewers commend their expertise in complex integrations and scalable solutions. SapientPro's proactive communication and high-quality, efficient coding make them a reliable choice for complex online development projects.
Innowise
Premier Verified
8 Reviews
$10000+
$25 - $49 / hr
1000-9999
Warszawa, Poland
Innowise offers a range of IT services, including AR/VR Development and Virtual Reality Software Development. Reviews highlight their expertise in various technologies, effective project management, and punctual delivery. Clients appreciate their ability to significantly improve efficiency and are impressed by their extensive technical capabilities and responsiveness.
Trango Tech
Premier Verified
9 Reviews
$1000+
$25 - $49 / hr
250-999
Dubai, United Arab Emirates
Trango Tech is a technology company specializing in mobile app development, known for delivering comprehensive digital solutions tailored to client needs. Approximately 88% of reviewers commend their project management and timely delivery, highlighting their professionalism and communication skills. However, there is a significant negative review indicating potential issues with trust and reliability.
Quytech
Premier Verified
8 Reviews
$25000+
$<25 / hr
250-999
Gurugram, India
Quytech is a technology services company specializing in AI development and mobile app solutions, consistently praised for their technical expertise, adaptability, and proactive communication. They boast a 100% rate of positive feedback, highlighting their ability to deliver customized, high-performing solutions on time, with 80% of reviews emphasizing their exceptional project management skills and client-first approach.
Tech Alchemy
Premier Verified
8 Reviews
$25000+
$25 - $49 / hr
50-249
London, England
Tech Alchemy is a Blockchain Development company specializing in smart contract development, decentralized application (DApp) development, and blockchain solutions. Client reviews reveal a 100% satisfaction rate, emphasizing their excellent project management, responsiveness, and partnership-driven approach. Notably, 80% of reviewers highlighted Tech Alchemy's expertise and creativity, which contributed to successful project outcomes and innovative solutions in blockchain technology.
Peiko
Premier Verified
9 Reviews
$10000+
$25 - $49 / hr
50-249
Kraków, Poland
Peiko is a versatile company specializing in blockchain development, smart contract solutions, and AI-driven platforms. The reviews reflect a 100% positive sentiment, with clients praising their technical expertise, particularly in smart contract security and integration of blockchain technology. Approximately 90% of reviewers highlight Peiko's proactive project management and effective communication, emphasizing their ability to deliver on schedule while ensuring high-quality outcomes.
SpaceDev
Premier Verified
8 Reviews
$25000+
$50 - $99 / hr
50-249
Miami, FL
SpaceDev is a blockchain development company specializing in Blockchain Technology and Smart Contracts. They receive high praise for their project management and adaptability, with 100% of reviewers noting their professionalism and ability to meet deadlines. Their expertise in Web3 development and client satisfaction is consistently highlighted, with 90% of reviewers mentioning positive outcomes and successful project completions.
NetSet Software Solutions
Premier Verified
8 Reviews
$10000+
$25 - $49 / hr
50-249
Sahibzada Ajit Singh Nagar, India
NetSet Software Solutions is a Blockchain Development company recognized for their expertise in delivering tailored blockchain solutions across various industries. They consistently receive high praise for their technical proficiency, project management, and ability to adapt blockchain technology to specific client needs, with reviews indicating an overall positive satisfaction rate above 90%. Approximately 80% of reviewers specifically commend their handling of smart contracts and secure blockchain platforms.
EvaCodes
Premier Verified
8 Reviews
$25000+
$25 - $49 / hr
50-249
Warszawa, Poland
EvaCodes is a proficient Blockchain Development company excelling in Smart Contract Development, Decentralized Application Development, and Cryptocurrency Development. With 100% positive feedback, clients commend their exceptional project management, strong technical expertise, and effective communication. Approximately 75% of reviewers highlight their rapid delivery and high-quality outcomes, making them a trusted partner in blockchain solutions and distributed ledger technology
Labrys
Premier Verified
9 Reviews
$10000+
$100 - $149 / hr
10-49
Milton, Australia
Labrys is a blockchain development company specializing in blockchain technology, smart contract development, and cryptocurrency development. The reviews reflect a positive overall experience, with 100% of clients highlighting their professionalism, timely delivery, and exceptional technical skills. Clients particularly praise Labrys for their innovative solutions, seamless communication, and ability to deliver projects efficiently, while maintaining a collaborative and flexible approach.
Creating secure, decentralized systems for transactions, smart contracts, NFTs, or supply chains using blockchain tech like Ethereum or Hyperledger.
Finance for crypto/DeFi, supply chain for traceability, healthcare for secure records, gaming for NFTs, and voting for tamper-proof systems.
Simple smart contracts take 2–5 months; full DApps or platforms often 6–12 months.
Basic projects range from $40,000–$100,000; advanced solutions commonly cost $150,000–$500,000+.
Yes — immutable ledgers prevent tampering, with cryptography ensuring data integrity and public visibility where needed.
Yes — in supply chains or finance, it verifies authenticity and tracks every step, reducing counterfeits or disputes.
Yes — via APIs or wallets, connecting to web/mobile apps for seamless user experiences.
Modern solutions use layer-2 tech or sharding to handle high transactions without high costs or delays.