We architect and deploy audit-ready smart contracts that power your core business logic. Our team specializes in Solidity 0.8+, Vyper, and Rust, leveraging battle-tested libraries like OpenZeppelin and implementing gas-optimized patterns to reduce your operational costs by up to 40%.
LABS
Services
EVM Yield Farming Tax Engine
A specialized tax calculation and reporting engine for Ethereum and EVM-compatible chains. Automatically categorizes and calculates tax liabilities from complex yield farming, liquidity provision, and staking rewards across DeFi protocols.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built for speed and reliability.
- End-to-End Development: From specification and
ERC-20/721/1155token standards to complex DeFi protocols and DAO governance systems. - Security-First Approach: Rigorous internal review, formal verification, and preparation for top-tier third-party audits (e.g., Trail of Bits, CertiK).
- Guaranteed Outcomes: We deliver production-ready code in 2-4 weeks, backed by a 99.9% uptime SLA for deployed contracts.
key-features-cards
ARCHITECTURE
Core Engine Capabilities
Our EVM Yield Farming Tax Engine is built on a modular, secure, and high-performance architecture designed for enterprise-grade reliability and rapid integration.
01
Real-Time Tax Calculation Engine
Processes on-chain and off-chain yield events (staking, LP rewards, airdrops) in real-time. Delivers accurate, auditable tax liabilities for every user transaction with sub-second latency.
< 1 sec
Calculation Latency
100%
Event Coverage
02
Multi-Chain & Protocol Support
Native integration with Ethereum, Arbitrum, Polygon, and Base. Supports major DeFi protocols (Uniswap V3, Aave, Compound, Lido) and custom farm contracts via our adapter SDK.
10+
Supported Chains
50+
Protocol Adapters
03
Audit-Ready Reporting
Generates comprehensive, jurisdiction-aware tax reports (Form 8949, Schedule D, international formats) with full transaction traceability. All calculations are verifiable against on-chain data.
IRS/GAAP
Compliance Standards
24/7
Report Availability
04
Enterprise-Grade Security
Built with OpenZeppelin security patterns and audited smart contract components. Data is processed in secure, isolated environments with SOC 2 Type II compliant infrastructure.
SOC 2 Type II
Compliance
Zero
Custodial Risk
05
Scalable API-First Design
RESTful and WebSocket APIs for seamless integration into existing platforms. Handles from 1,000 to 10M+ user portfolios with linear scaling and 99.9% uptime SLA.
99.9%
Uptime SLA
< 2 weeks
Integration Time
06
Custom Rule Engine & Whitelabeling
Configure complex tax rules for novel tokenomics, DAO distributions, and vesting schedules. Fully whitelabeled dashboards and reports that match your brand identity.
100%
Custom Logic Support
1 week
Brand Deployment
benefits
TANGIBLE RESULTS
Business Outcomes for Your Platform
Our EVM Yield Farming Tax Engine delivers measurable advantages, from accelerated development to enhanced user trust. Here’s how it translates into business value for your project.
01
Accelerated Time-to-Market
Deploy a production-ready, fully audited tax engine in weeks, not months. We provide a modular SDK and pre-built integrations for major DeFi protocols, allowing your team to focus on core product features.
4-6 weeks
Integration Time
50+
Pre-built Protocol Adapters
02
Regulatory Confidence & Compliance
Build trust with users and institutions. Our engine generates compliant tax reports (FIFO, LIFO, HIFO) and detailed transaction histories, providing the audit trail required for financial transparency.
IRS, HMRC
Report Standards
100%
Transaction Traceability
03
Reduced Operational Overhead
Eliminate the cost and complexity of building and maintaining tax logic in-house. We handle protocol updates, complex yield calculations (LP fees, rebases, airdrops), and data aggregation.
70%
Dev Time Saved
Zero
Maintenance Overhead
04
Enhanced User Experience & Retention
Offer real-time tax liability dashboards and year-end reporting directly in your app. This sticky feature increases user engagement and reduces churn by solving a major pain point.
Real-time
Liability Calculation
CSV/PDF
Export Formats
05
Enterprise-Grade Security & Reliability
Built with institutional adoption in mind. Our system undergoes regular security audits, offers 99.9% uptime SLAs, and uses battle-tested libraries like OpenZeppelin for core logic.
99.9%
Uptime SLA
Quarterly
Security Audits
06
Scalable Multi-Chain Architecture
Future-proof your platform. Our engine is designed for EVM equivalence, supporting Ethereum, Polygon, Arbitrum, Base, and other L2s from a single integration point.
10+
Supported Chains
Unified API
Integration
EVM Yield Farming Tax Engine
Build vs. Buy: The Compliance Infrastructure Decision
A detailed comparison of the cost, risk, and time investment required to build a compliant tax engine in-house versus partnering with Chainscore Labs.
| Factor | Build In-House | Chainscore |
|---|---|---|
Time to Market (Initial MVP) | 6-12 months | 4-8 weeks |
Core Development Cost (Year 1) | $250K - $600K+ | $75K - $200K |
Security & Audit Overhead | High (unaudited, custom logic) | Low (pre-audited, battle-tested modules) |
Coverage: EVM Chains & Protocols | Your team's research & integration | 20+ chains, 100+ DEXs/Protocols pre-integrated |
Regulatory Updates (e.g., IRS, MiCA) | Your legal & eng. team's responsibility | Included & maintained by our compliance team |
Ongoing Maintenance & DevOps | Full-time DevOps/SRE engineer | Managed service with 99.9% SLA |
Total Cost of Ownership (3 Years) | $750K - $1.8M+ | $225K - $600K |
Guarantee | None | Audit-ready reports, compliance guarantee |
how-we-deliver
PROVEN PROCESS
Our Delivery Methodology
A structured, transparent approach to deliver a production-ready EVM yield farming tax engine, minimizing your technical risk and accelerating your time-to-market.
01
Discovery & Architecture
We conduct a deep-dive workshop to map your specific tax jurisdiction requirements, DeFi protocols (Uniswap, Aave, Compound), and data sources. The output is a detailed technical specification and system architecture.
1-2 weeks
Project Scoping
100%
Requirements Locked
02
Smart Contract Development
Our Solidity engineers build the core tax calculation and reporting logic using OpenZeppelin libraries. Every contract undergoes internal security review and gas optimization profiling before audit.
Solidity 0.8+
Language
OpenZeppelin
Security Standard
03
Security & Audit Integration
We facilitate a formal audit with a top-tier firm (e.g., Trail of Bits, Quantstamp). We manage the entire process, from scoping to remediation, ensuring your engine meets enterprise-grade security standards.
Formal Audit
Guarantee
Critical Issues
Zero Tolerance
04
Data Pipeline Implementation
We build resilient on-chain and off-chain data ingestion pipelines using The Graph subgraphs and custom indexers for real-time transaction, price, and APY data, ensuring accurate cost-basis calculations.
< 1 sec
Data Latency
99.9%
Pipeline Uptime
05
Staging & Client Testing
We deploy the complete system to a staging environment mirroring mainnet. You receive full access for UAT, allowing your team to validate tax calculations against real yield farming scenarios.
Full Sandbox
Test Environment
API & UI
Access Provided
06
Production Deployment & Support
We handle the mainnet deployment, including front-end integration and initial load of historical data. Post-launch, we provide 30 days of included support and optional SLA-based maintenance plans.
Zero-Downtime
Deployment
30 days
Included Support
security-compliance
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 experts to power your decentralized applications.
We architect and deploy audited, gas-optimized smart contracts on EVM and Solana that form the backbone of your protocol. Our development process ensures security-first design, comprehensive testing, and maintainable code from day one.
- Custom Logic: Tailored
SolidityorRustcontracts for DeFi, NFTs, DAOs, and more. - Security Audits: Integration with top firms like CertiK and OpenZeppelin for formal verification.
- Gas Optimization: Up to 40% reduction in transaction costs through efficient bytecode.
We deliver a battle-tested foundation, so you can launch with confidence and scale without refactoring.
Our full-service development includes:
- End-to-End Ownership: From architecture and development to deployment and monitoring on mainnet.
- Upgradeability Patterns: Implementation of transparent proxies and UUPS for seamless future upgrades.
- Documentation & Handoff: Complete technical specs and developer guides for your team.
EVM Yield Farming Tax Engine
Frequently Asked Questions
Get clear answers about our specialized service for automating DeFi tax calculations and compliance.
Typical deployment is 4-8 weeks from kickoff to production. This includes requirements analysis, smart contract development, API integration, and security audit. For standard protocol integrations (Uniswap V3, Aave, Compound), we can deliver a core MVP in as little as 3 weeks. Complex multi-chain deployments or bespoke accounting logic may extend the timeline.
ENQUIRY
Get In Touch
today.
Our experts will offer a free quote and a 30min call to discuss your project.
NDA Protected
Confidentiality24h Response
Time to ValueDirectly to Engineering Team
No Sales Fluff10+
Protocols Shipped
$20M+
TVL Overall