Blockchain Development Services
End-to-end blockchain solutions for businesses entering Web3 - smart contracts, crypto wallets, NFT marketplaces, token launchpads, and decentralized exchanges. Our blockchain engineers work across Ethereum, BNB Chain, Polygon, Solana, and other major chains, with security-first development and rigorous smart contract testing. From a custom-built product to a cost-optimized whitelabel solution, we help you enter the blockchain market quickly and safely. A development partner with real product experience, not just code.
Blockchain Applications We Build
Crypto Wallets
Custom-built crypto wallets designed around your specific product requirements - trading, payments, and investment utilities built into a single wallet experience. We architect wallet infrastructure supporting multi-currency balances, in-wallet swaps, staking, and portfolio tracking, with security - key management, biometric authentication, multi-sig where needed - built in from the architecture stage, not added later.
NFT Marketplaces
Multi-chain NFT marketplaces supporting minting, trading, auctions, and peer-to-peer transactions across a wide range of asset types - game items, digital artwork, anime books, manga videos, music, and more. We build the smart contract layer, royalty enforcement, and marketplace experience to match the specific asset type and community you're serving.
Web3 Game Blockchain Infrastructure
The on-chain layer that powers Web3 games: NFT-based in-game items, token economy design, and smart contracts governing on-chain game activities such as asset trading, staking, and reward distribution. We build this infrastructure to integrate with a game - whether built by our team or yours - so gameplay, ownership, and economy work as one coherent system.
Token Launchpad & DAO Portal
Full-lifecycle token management platforms, from initial distribution and vesting to staking, locking, and reward mechanisms. We build launchpad platforms for token sales and DAO portals for governance, proposal voting, and treasury management, with smart contracts designed around the specific mechanics your tokenomics require.
Decentralized & Centralized Exchanges (DEX/CEX)
Exchange platforms built for however your business wants to operate. For a decentralized exchange, we build for a single blockchain or as a multi-chain liquidity aggregator - AMM or order-book architecture, liquidity pool mechanics, and cross-chain bridging where needed. For a centralized exchange, we cover spot trading, leverage trading, and other advanced features - matching engines, wallet custody, KYC/AML flows, and risk management systems built for your target trading volume and regulatory environment. Whichever model fits your business, it's built to the same production standard.
Custom Blockchain Platforms
Beyond financial products, we build blockchain solutions for payment systems, supply chain traceability, and other use cases where transparency, immutability, or decentralization solve a real business problem - with the chain choice, smart contract architecture, and integration layer designed around your specific use case.
OUR TECH STACK
PARTNERS
- Cookapps
- Icetea Labs
- Eragon
- Monsterra
- Fizen
- Staika
- Sky Game
- Xgame
- AI Avatar
- VN Check
- Evo Bright
- Autharium
Why Infantex Solutions?
Senior-Led Engineering, Right From Day One
Every engagement starts with senior engineers and system architects - not junior teams learning on your budget. Before a single line of code is written, our architects define the right technical approach for your product: system architecture, database design, and infrastructure, built to match your scale and long-term roadmap. This upfront investment in getting the foundation right is what saves partners from costly rework and technical debt later.
Cost Efficiency without Compromising on Quality
Backed by access to Vietnam's deep pool of experienced software engineers, we deliver senior-level quality at a cost and timeline that markets like the US, Western Europe, or even regional hubs can't match. This isn't a trade-off between speed, cost, and quality - streamlined workflows and a scalable team structure let us move fast without cutting corners, so you get production-ready software, on time and within budget.
Specialized Expertise in Blockchain & Game Technology
Beyond standard web and app development, we bring deep, hands-on expertise in technologies most outsourcing partners don't touch - blockchain architecture, smart contracts, and game engines like Unity. Our teams have shipped production-grade Web3 products and games across multiple chains and platforms, so when your project calls for specialized technical capability, you're working with engineers who've already solved these problems, not learning on the job.
Need a reliable team for your next project?
Share your brief - we'll respond with a tailored proposal, team composition, and timeline you can actually plan around.
How We Work
We start by understanding your business goals, target users, and technical requirements. This results in a clear project scope, recommended blockchain network(s), and cost estimate - so there are no surprises down the line.
Our architects design the full system - blockchain infrastructure, smart contract logic, backend systems, and product flows - deliberately for your use case rather than adapting an existing template.
Our engineering team builds in structured two-week sprints with regular demos and checkpoints. Smart contracts, backend systems, and frontend are developed and integrated in parallel where possible, with a dedicated Project Manager as your point of contact.
Every product goes through rigorous QA covering functionality, performance, and edge cases. Smart contracts and on-chain logic are reviewed for vulnerabilities before any deployment to mainnet.
We handle mainnet deployment, third-party integrations, and go-live support, ensuring your product launches smoothly and operates stably from day one.
We stay engaged after launch with monitoring, maintenance, and iterative improvements - acting as a long-term technical partner, not a one-time vendor.
Engagement Models
Project-based
Fixed scope, fixed price, and fixed timeline. Best for projects with clearly defined requirements and deliverables - we align on features, milestones, and budget upfront, so you have full cost and timeline predictability throughout the project lifecycle.
Dedicated Team
A team that works exclusively on your product, embedded into your workflow long-term. Ideal for evolving roadmaps, ongoing development, or businesses that need consistent capacity without the overhead of direct hiring - you retain control over priorities while we handle recruitment, HR, and team continuity.
Staff Augmentation
Fill specific skill gaps in your existing team - a senior engineer, a specialist, an extra QA - without a full team engagement. Our specialists integrate directly into your existing workflow and tools, working alongside your in-house team under your technical leadership.
Whitelabel Customization
Skip months of ground-up development by starting from one of our production-ready whitelabel products and customizing branding, features, and business logic to your needs. The fastest path to market when a proven foundation fits your use case.
Send us a request today!
Share your project brief, scope and timeline. Our team will reply within 24 hours.
Contact Info
sale@infantex.ioVisit our office
16F, MD Complex Tower, 68 Nguyen Co Thach Street, Tu Liem District, Ha Noi Capital, Vietnam
Other Services
Web App Development Services
Scalable web platforms, SaaS & enterprise portals
Mobile App Development Services
Native & cross-platform iOS and Android apps
Game Development Services
Unity, Web3, HTML5 & metaverse production
Whitelabel Solution Services
Production-ready wallets, marketplaces, CEX & games
Dedicated Development Team Services
Senior engineers embedded in your workflow
Send us a request today!
Share your project brief, scope and timeline. Our team will reply within 24 hours.
Contact Info
sale@infantex.ioVisit our office
16F, MD Complex Tower, 68 Nguyen Co Thach Street, Tu Liem District, Ha Noi Capital, Vietnam