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Smart Contracts Built for the Future of Finance

We develop secure, compliant, and scalable fintech smart contracts that automate lending, payments, KYC, and more with institutional-grade reliability.

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What We Do ?

What We Offer in Fintech Smart Contracts

We develop custom Fintech Smart Contracts that automate complex financial processes with precision, compliance, and speed. Whether you’re launching a DeFi protocol, streamlining payments, or building a next-gen lending platform, our smart contracts are designed to deliver trustless automation, reduced overhead, and seamless integration with your tech stack.

Custom Fintech Contract Development

We build secure, scalable smart contracts tailored to your financial logic templates, just pure precision.

Lending & Borrowing Protocols

From collateralization to liquidation logic, we code custom lending mechanisms that are fully transparent and self-executing.

Automated Payment Flows

Set up milestone-based, recurring, or performance-triggered payments without the need for intermediaries.

Compliance & KYC Integration

Embed role-based access, user verification, and AML flags directly into the contract layer for regulatory alignment.

Revenue Sharing & Escrow Systems

Distribute income, profits, or royalties automatically with no manual processing or payout delays.

Insurance & Risk Scoring Contracts

Use smart contracts to automate claim triggers, dynamic pricing, and underwriting models based on real-time data.

DeFi & Stablecoin Infrastructure

Deploy custom stablecoin logic, liquidity pools, staking contracts, and more for decentralized finance applications.

Modular, Upgradeable Architecture

Future-proof your platform with proxy-based upgradeability, keeping your contracts relevant and extensible.

Industry Adoption

Why Fintech Smart Contracts Are Transforming the Industry

Fintech smart contracts are redefining how financial products are deliveredenabling automation, transparency, and speed at a scale traditional systems can’t match.

At Rain Infotech, we specialize in Fintech Smart Contracts, helping businesses and developers gain real-time blockchain transparency with secure, scalable, and intuitive explorer platforms built for real-world applications.

Speak to a Specialist

$231 Billion in Value Locked in DeFi Protocols

Smart contracts are now the backbone of decentralized finance, powering lending, trading, and yield products at a global scale.

Up to 70% Lower Operational Costs

Smart contract automation in fintech can reduce back-office costs, reconciliation tasks, and settlement delays by up to 70%.

94% of Financial Executives Believe in Smart Contracts

An overwhelming majority of finance leaders see smart contracts as key to improving efficiency and transparency.

Real-Time Settlement Reduces Counterparty Risk

Smart contracts eliminate delays in payment clearing, reducing credit risk exposure and unlocking capital efficiency.

Regulatory Interest Is Accelerating

Jurisdictions from the EU to Singapore are fast-tracking frameworks for smart contract-based financial services and programmable money.

capabilities-orbit
Innovation Stack

Our Fintech Smart Contracts Capabilities

Our Fintech smart contract engineering team blends deep fintech knowledge with blockchain precision to build custom, secure, and audit-ready contracts that power the future of finance. Every line of code is designed for performance, compliance, and long-term scalability.

Custom Financial Logic Encoding

From loan structures to dynamic fee models, we translate your business logic into secure, on-chain code.

Lending & Collateral Management

Build DeFi or CeFi lending protocols with custom LTV ratios, interest schedules, and liquidation mechanisms.

Payment Automation Contracts

Deploy milestone-based, subscription, or usage-triggered payments using programmable smart contract flows.

Tokenized Assets & Stablecoin Integration

Support fiat-backed or algorithmic stablecoins, and tokenize real-world or synthetic assets on-chain.

On-Chain KYC/AML Compliance

Integrate identity verification and whitelisting systems directly into your smart contracts with access-based enforcement.

Escrow & Revenue-Sharing Logic

Implement automated fund holding, release schedules, multi-party revenue distribution, and royalty systems.

Insurance & Risk Modeling Contracts

Power decentralized insurance products with event triggers, dynamic pricing, and parametric claim settlement logic.

Upgradeable Smart Contract Frameworks

Leverage proxy contracts to allow logic updates and patching without disrupting live operations or data.

Audit-Ready Solidity Development

We follow best practices with modular design, clear documentation, and secure patterns built for fast audit cycles.

Cross-Chain & Oracle Integration

Connect to Chainlink, Band Protocol, or external APIs to bring real-world data (pricing, credit scores, events) into your contracts.

Performance Optimization

Write gas-efficient contracts using modern Solidity tooling, testnets, and simulation frameworks.

How It Works

Our Well-Organized Approach to Fintech Smart Contracts

We take you from financial concept to secure blockchain execution through a clear, agile process built for Fintech Smart Contracts precision and compliance.

  • 01

    Discovery & Regulatory Scoping

    We define your financial use case, map out required features, and identify jurisdictional compliance requirements from day one.

  • 02

    Technical Architecture & Tokenomics Design

    We draft detailed logic flows, smart contract architecture, and token-based economic models aligned with your business goals.

  • 03

    Smart Contract Development

    Our blockchain engineers code and document your fintech contracts with custom logic for lending, payments, KYC, and more.

  • 04

    Testing & Security Validation

    We conduct rigorous unit tests, simulations, and vulnerability scans to ensure accuracy, stability, and security.

  • 05

    Compliance Layer & Integration

    Your contracts are integrated with off-chain or on-chain KYC providers, oracles, and external financial data sources.

  • 06

    Deployment & Ongoing Support

    We deploy your contracts to mainnet or testnet and provide continuous monitoring, upgrade paths, and post-launch maintenance.

What We’ve Built

Success Stories That Speak for Themselves

Discover how we help visionary startups and enterprises bring Blockchain and AI-powered platforms to life, solve complex challenges across finance, retail, logistics, and more.

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success-stories-image
Sectors

Redefining Industries with Blockchain Companies

Custom-built digital solutions tailored to the unique demands of every industry. We help businesses overcome complex challenges with blockchain development companies.

 

Healthcare

Enhance diagnostics through AI-powered analysis, automate patient engagement with intelligent assistants.

AI Blockchain

Finance

Streamline operations with AI-driven fraud detection, predictive analytics, and algorithmic decision-making.

AI Blockchain

Retail

Streamline operations with AI-driven fraud detection, predictive analytics, and algorithmic decision-making.

AI Blockchain

Insurance

Streamline operations with AI-driven fraud detection, predictive analytics, and algorithmic decision-making.

AI Blockchain

Supply Chain

Track goods from origin to destination with transparent, tamper-proof blockchain records.

Blockchain

Government

Build trust and transparency in public systems with blockchain-led recordkeeping, identity verification.

Blockchain

Energy

Enable peer-to-peer energy trading, track carbon credits, and support sustainable energy initiatives using decentralized.

Blockchain
Tech Stack

Our Fintech Smart Contracts​ Tech Stack

We use battle-tested tools and blockchain frameworks to deliver secure, scalable, and future-ready decentralized solutions.

Blockchain Infrastructure

Robust backend infrastructure that guarantees your blockchain app operates seamlessly. From node providers and indexing tools to wallet integrations and decentralized storage, we cover all the necessities.

Service Included:

Infura
Alchemy
QuickNode
Chainstack
MetaMask
Trust Wallet
Keplr
Safe (Gnosis)
SubQuery
IPFS
WalletConnect
The Graph
RainbowKit

Blockchain Ecosystem

Improve your product experience with seamless cross-chain capabilities, DEX frameworks, and blockchain explorers. We integrate leading tools such as LayerZero, Uniswap SDK, Blockscout, and custom-built bridges to enhance every interaction.

Service Included:

1inch
Pinksale.finance
Pump.fun
MoonPay
LayerZero
Uniswap
PancakeSwap
Iquidus Explorer
Bulwark Explorer
Blockscout Explorer
Beacon Explorer

Blockchain Platforms

Build on the most trusted and scalable blockchains in the industry. We support a wide range of networks, from Ethereum and BNB Chain to emerging Layer 1s like Sui and Aptos, tailored to your project’s needs.

Service Included:

Optimism
Near
Sui
Aptos
Hyperledger Besu
Tendermint
Avalanche
Cosmos SDK
Solana
Substrate
Ethereum
BNB Chain
Polygon
Arbitrum

Blockchain Tools

Discover essential tools like Remix, MetaMask, Hardhat, and Etherscan that streamline blockchain development, testing, and deployment. From smart contract debugging to transaction tracking, we utilize the best tools to ensure efficiency, security, and seamless dApp performance.

Service Included:

Ganache
Brownie
Vyper
Rust
Solidity
Move
Ethers.js
Cairo
Web3.js
OpenZeppelin
Truffle
Foundry
Hardhat
Remix
Why Rain Infotech?

Why Leading Brands Choose Rain Infotech

Trusted by global clients and partners for delivering secure, scalable, and future-ready Blockchain and AI solutions with reliability, speed, and deep domain knowledge.

10+ Years of Excellence

Founded in 2015, we’ve grown into a globally trusted agency delivering high-impact digital solutions.

Blockchain & AI Under One Roof

Dual expertise in Web3 and GenAI – from smart contracts to custom LLMs and AI copilots.

Custom & White-Label Solutions

Whether you need a fast MVP or a fully branded platform, we’ve built it all.

Startup Agility + Enterprise Maturity

We adapt fast like startups, and deliver reliably like enterprise teams.

Security-First Development

From DeFi platforms to AI agents, security is baked into our architecture and code.

Transparent Communication

You’re never left guessing – we collaborate openly from start to scale.

Blogs

Resources & Insights

Explore expert blogs, technical guides, and curated insights to help you build smarter with AI and blockchain development .

 

RWA Tokenization vs Traditional Asset Management: Key Differences
Technology
Hyperledger
RWA Tokenization vs Traditional Asset Management: Key Differences

In the rapidly changing financial system, conventional methods have been challenged by blockchain-powered innovation. The most revolutionary of these are Real-World…

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Blockchain Technology’s Environmental Impact: Problems & Smart Solutions
Blockchain
Blockchain Technology’s Environmental Impact: Problems & Smart Solutions

Blockchain Technology is a technology that has revolutionized the world of healthcare, finance, as well as supply chains, by allowing…

Read More 8 July 2025
NFT Marketplace Development: Key Features, Costs and Benefits in 2025
NFT Marketplace
NFT Marketplace Development: Key Features, Costs and Benefits in 2025

NFT market fluctuations have evolved beyond the hype and are now a robust framework that protects the digital rights of…

Read More 7 July 2025
The Path to Medical Superintelligence: How AI Is Revolutionizing Healthcare
AI Services
The Path to Medical Superintelligence: How AI Is Revolutionizing Healthcare

Healthcare is going through a major change, thanks to AI and artificial technology (AI). From diagnosis support to the development…

Read More 7 July 2025
AI Agents and the Responsibility Wall: How Human Oversight Is Shaping the Future of Automation
AI Automation
AI Agents and the Responsibility Wall: How Human Oversight Is Shaping the Future of Automation

AI agents are now an integral component of automation across all industries. They’re studying data, making choices, and interfacing with…

Read More 4 July 2025
Bitcoin Layer-2 Network Botanix Launches Mainnet, Emphasizes Decentralization From the Beginning
Bitcoin
Bitcoin Layer-2 Network Botanix Launches Mainnet, Emphasizes Decentralization From the Beginning

In the rapidly growing world of decentralized finance (DeFi) and blockchain technology, a new player has entered the arena: Botanix.…

Read More 2 July 2025
Testimonial

What Our Clients Say

Trusted by global clients and partners for delivering secure, scalable, and future-ready Blockchain and AI solutions with reliability, speed, and deep domain knowledge.

300+
Coin-Token development
100+
Web3 Mobile-Web Apps Delivered
50+
dApps Built on EVM Chains
30+
Decentralised Web & Mobile Wallet

Just genius. Just pure genius. Fun to work with. On time. Not only was he very accessible but he delivered more than what was committed, I got my work well before time for which I was really satisfied.

Hanson Nguyen
Orlando, United States
Johannes testimonial video
Johannes, Dubai

Their blockchain expertise is unparalleled. They helped us launch our token and build a secure, scalable dApp. The communication throughout the project was excellent.

Mike Rotch
Web3 Innovator
Rainer testimonial video
Rainer, Estonia

Amazing team! They understood our vision perfectly and delivered a cutting-edge AI solution that exceeded our expectations. Highly recommend for complex projects.

Sarah Chen
Tech Startup CEO
Orhan testimonial video
Orhan, Germany

Just genius. Just pure genius. Fun to work with. On time. Not only was he very accessible but he delivered more than what was committed, I got my work well before time for which I was really satisfied.

Hanson Nguyen
Orlando, United States
Mughira testimonial video
Mughira, USA

Their blockchain expertise is unparalleled. They helped us launch our token and build a secure, scalable dApp. The communication throughout the project was excellent.

Mike Rotch
Web3 Innovator
Tine testimonial video
Tine, Philippians

Amazing team! They understood our vision perfectly and delivered a cutting-edge AI solution that exceeded our expectations. Highly recommend for complex projects.

Sarah Chen
Tech Startup CEO
Bright Enabulele testimonial video
Bright Enabulele, USA

Just genius. Just pure genius. Fun to work with. On time. Not only was he very accessible but he delivered more than what was committed, I got my work well before time for which I was really satisfied.

Hanson Nguyen
Orlando, United States
Louis Kelly testimonial video
Louis Kelly, UK

Their blockchain expertise is unparalleled. They helped us launch our token and build a secure, scalable dApp. The communication throughout the project was excellent.

Mike Rotch
Web3 Innovator

Just genius. Just pure genius. Fun to work with. On time. Not only was he very accessible but he delivered more than what was committed, I got my work well before time for which I was really satisfied.

Hanson Nguyen
Orlando, United States
Johannes testimonial video
Johannes, Dubai

Their blockchain expertise is unparalleled. They helped us launch our token and build a secure, scalable dApp. The communication throughout the project was excellent.

Mike Rotch
Web3 Innovator
Rainer testimonial video
Rainer, Estonia

Amazing team! They understood our vision perfectly and delivered a cutting-edge AI solution that exceeded our expectations. Highly recommend for complex projects.

Sarah Chen
Tech Startup CEO
Orhan testimonial video
Orhan, Germany

Just genius. Just pure genius. Fun to work with. On time. Not only was he very accessible but he delivered more than what was committed, I got my work well before time for which I was really satisfied.

Hanson Nguyen
Orlando, United States
Mughira testimonial video
Mughira, USA

Their blockchain expertise is unparalleled. They helped us launch our token and build a secure, scalable dApp. The communication throughout the project was excellent.

Mike Rotch
Web3 Innovator
Tine testimonial video
Tine, Philippians

Amazing team! They understood our vision perfectly and delivered a cutting-edge AI solution that exceeded our expectations. Highly recommend for complex projects.

Sarah Chen
Tech Startup CEO
Bright Enabulele testimonial video
Bright Enabulele, USA

Just genius. Just pure genius. Fun to work with. On time. Not only was he very accessible but he delivered more than what was committed, I got my work well before time for which I was really satisfied.

Hanson Nguyen
Orlando, United States
Louis Kelly testimonial video
Louis Kelly, UK

Their blockchain expertise is unparalleled. They helped us launch our token and build a secure, scalable dApp. The communication throughout the project was excellent.

Mike Rotch
Web3 Innovator
FAQs

FAQs About Fintech Smart Contracts

Smart contracts can automate lending, payments, compliance checks, insurance claims, risk assessments, and profit distribution without manual intervention. This is the core of Smart Contract Development for Fintech.

Yes, we build contracts with compliance in mind and integrate KYC/AML, whitelisting, and role-based permissions to meet regulatory requirements key to enabling smart contracts in financial services.

We follow industry-standard practices, write audit-ready code, and conduct testing and simulations before deployment.

We work with Ethereum, Polygon, Binance Smart Chain, Avalanche, and other EVM-compatible blockchains depending on your speed, cost, and compliance needs. As a Fintech smart company, we help you choose the right stack.

Yes, we support integration with fiat-backed stablecoins, algorithmic tokens, and tokenized real-world assets.

Fintech smart contracts usually take 3 to 6 weeks, depending on complexity, integrations, and security layers.

Yes, we can integrate third-party or on-chain KYC services directly into your contract logic and user access flow.

We offer ongoing support, upgrade paths, monitoring tools, and optional front-end integrations to keep your fintech solution running smoothly something which makes us a trusted partner for Fintech companies in India.

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