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Custom DeFi Protocol Development
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Full-Stack Web3 dApp Development
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Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
LABS
Services

Legacy System to Blockchain Provenance Migration

Architect and execute secure, auditable data migration from legacy databases (ERP, CRM) to a tamper-proof blockchain ledger. We ensure historical data integrity and seamless operational continuity for RWA tokenization.
Chainscore © 2026
overview
CORE SERVICE

Smart Contract Development

Secure, production-ready smart contracts built for scale and compliance.

We architect and deploy custom smart contracts that form the backbone of your Web3 product. Our development process is built on audited security patterns and gas-optimized code to ensure reliability and cost-efficiency from day one.

Deliver a secure, audited MVP in as little as 2 weeks with our proven development framework.

  • Protocols & Standards: ERC-20, ERC-721, ERC-1155, ERC-4626, and custom logic.
  • Security First: Built with OpenZeppelin libraries and formal verification practices.
  • Full Lifecycle: From architecture and development to deployment, monitoring, and upgrade management.
key-features-cards
A PROVEN 5-STEP PROCESS

Our Migration Methodology

We execute legacy data migration with surgical precision, ensuring zero data loss, full auditability, and immediate operational readiness for your blockchain-powered systems.

01

Discovery & Immutable Blueprint

We conduct a deep forensic audit of your existing data structures and business logic to create an immutable migration blueprint. This defines the on-chain data schema, mapping rules, and validation logic before a single line of code is written.

100%
Schema Coverage
< 1 week
Blueprint Delivery
02

Secure Data Extraction & Validation

Our tooling performs cryptographically-verified extraction from legacy databases (SQL, NoSQL, APIs). Every record is hashed at source, creating a tamper-proof audit trail that proves data integrity from origin to blockchain.

SHA-256
Data Hashing
Zero Loss
Guarantee
03

Smart Contract Orchestration Layer

We deploy custom, audited smart contracts that act as the canonical settlement layer. These contracts manage the state transitions, enforce business rules, and provide permanent provenance for every migrated asset or record.

OpenZeppelin
Security Standard
3rd-Party Audited
Contracts
04

Atomic Batch Migration Execution

Migration is executed in verifiable atomic batches. Each batch is submitted as a transaction, providing on-chain proof of completion and allowing for real-time progress tracking and instant rollback capabilities if needed.

> 10k TPS
Processing Speed
Atomic
Batch Integrity
05

Verification & Reconciliation Dashboard

Gain immediate visibility with a custom dashboard that compares source system totals with on-chain state. Automated reconciliation reports provide cryptographic proof that every record was migrated correctly.

Real-Time
Verification
100% Match
Audit Report
06

Post-Migration Support & Monitoring

We provide 30 days of post-migration monitoring and support, ensuring your new blockchain-provenance system operates flawlessly. This includes performance tuning, query optimization, and team training.

30 Days
Included Support
24/7
Monitoring
benefits
TANGIBLE RESULTS

Business Outcomes: From Legacy Risk to Blockchain Trust

Our migration service delivers measurable improvements in security, efficiency, and transparency. We translate complex blockchain technology into clear business advantages for your operations and bottom line.

01

Immutable Audit Trail

Replace fragile, centralized logs with a cryptographically secure, tamper-proof ledger. Every transaction and data point is permanently recorded on-chain, providing a single source of truth for regulators, auditors, and partners.

100%
Data Integrity
Zero
Reconciliation Errors
02

Real-Time Provenance & Visibility

Enable stakeholders to verify asset origin, custody, and transaction history in real-time via public or permissioned explorers. Eliminate opaque supply chains and manual verification processes that delay operations.

24/7
Global Access
< 5 sec
Verification Time
03

Automated Compliance & Reporting

Embed regulatory logic directly into smart contracts. Automate KYC/AML checks, tax calculations, and reporting workflows to reduce manual overhead and ensure continuous compliance with evolving regulations.

90%
Faster Reporting
Audit-Ready
By Design
04

Reduced Counterparty & Settlement Risk

Leverage atomic swaps and escrow contracts to enable trustless transactions. Funds and assets are exchanged simultaneously, eliminating the risk of one party defaulting after payment.

Near-Zero
Settlement Risk
Minutes
vs. Days to Settle
05

Operational Cost Reduction

Drastically cut costs associated with manual reconciliation, intermediary fees, fraud prevention, and maintaining legacy audit systems. Smart contracts automate enforcement, reducing administrative overhead.

40-70%
Lower OpEx
No
Intermediary Fees
06

Future-Proof Architecture

Our modular migration strategy builds on interoperable standards (ERC-20, ERC-721, ERC-1155). This creates a flexible foundation for integrating DeFi, NFTs, or tokenization without another costly platform overhaul.

Modular
Design
Open Standards
Ethereum, Polygon
Structured, Risk-Mitigated Implementation

Phased Migration Timeline & Deliverables

Our proven 4-phase migration framework ensures a smooth transition from your legacy system to a secure, scalable blockchain provenance solution, minimizing downtime and technical debt.

Phase & DeliverablesTimelineKey ActivitiesYour CommitmentChainscore Deliverables

Phase 1: Discovery & Architecture

1-2 Weeks

Legacy system audit, data model mapping, blockchain selection (Ethereum/Polygon/Base), smart contract architecture design

Provide API/Schema access, 2-3 stakeholder workshops

Technical Specification Document, Migration Roadmap, Cost/Time Estimate

Phase 2: Core Smart Contract Development

3-5 Weeks

Solidity/Vyper smart contract development, unit & integration testing, initial security review, deployment to testnet

Review weekly progress reports, provide test data sets

Audited Smart Contract Suite, Testnet Deployment, Comprehensive Test Report

Phase 3: Integration & Data Migration

2-3 Weeks

Build secure migration scripts, implement off-chain indexers & APIs, conduct end-to-end integration testing, perform pilot migration

Allocate a sandbox/staging environment, validate migrated data integrity

Production-Ready APIs, Data Migration Tooling, Integration Guide, Pilot Migration Report

Phase 4: Go-Live & Handover

1 Week

Mainnet deployment, final security audit, monitoring dashboard setup, team training & documentation handoff

Final approval for mainnet cutover, designate operational team for training

Live Mainnet Deployment, 99.9% Uptime SLA, Operations Playbook, Post-Launch Support (30 days)

Total Project Timeline

7-11 Weeks

Sequential, milestone-driven execution with weekly syncs

Active collaboration as outlined per phase

Complete, audited provenance system with full documentation

tech-stack
BUILT ON PROVEN FOUNDATIONS

Technology & Protocol Expertise

We migrate your legacy data onto battle-tested, enterprise-grade blockchain protocols. Our deep protocol expertise ensures your provenance system is secure, scalable, and interoperable from day one.

security-compliance
CORE SERVICE

Smart Contract Development

Secure, production-ready smart contracts built by Web3 specialists to power your protocol.

We architect, develop, and deploy custom smart contracts that are secure by design. Our process delivers audit-ready code for ERC-20, ERC-721, ERC-1155, and bespoke protocols, ensuring your foundation is robust from day one.

Reduce your time-to-market with a 2-week MVP delivery for standard token contracts or a structured sprint plan for complex DeFi/RWA logic.

  • Security-First Development: Code reviews, formal verification, and adherence to OpenZeppelin standards.
  • Full Lifecycle Support: From architecture and development through to deployment, verification, and mainnet launch.
  • Measurable Outcomes: Achieve 99.9% uptime SLAs and pass major audits (CertiK, Quantstamp) on the first review cycle.
Technical Due Diligence

Legacy System Migration: Key Questions

Common questions from CTOs and technical leads evaluating a blockchain migration partner.

Standard migrations from legacy databases (SQL, Oracle) to on-chain provenance take 3-6 weeks. This includes data schema mapping, smart contract development, and a phased rollout. Complex enterprise systems with multi-source integration may require 8-12 weeks. We provide a detailed project plan within the first week of engagement.

ENQUIRY

Get In Touch
today.

Our experts will offer a free quote and a 30min call to discuss your project.

NDA Protected
24h Response
Directly to Engineering Team
10+
Protocols Shipped
$20M+
TVL Overall
NDA Protected Directly to Engineering Team
Legacy System to Blockchain Migration | Chainscore Labs | ChainScore Guides