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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

Decentralized API Access Development

We build smart contract-based key management and usage-tracking systems that gate access to premium decentralized data feeds, oracles, or compute services in a trust-minimized way.
Chainscore © 2026
overview
CORE SERVICE

Smart Contract Development

Secure, audited smart contracts built for production on EVM and Solana.

We architect and deploy custom smart contracts that power your core business logic, from tokenomics to governance. Our development process is built for security and scale, delivering production-ready code in 2-4 weeks.

  • Security-First Development: Built on Solidity 0.8+ or Rust, using OpenZeppelin libraries and formal verification patterns.
  • Comprehensive Audits: Every contract undergoes internal review and third-party audits from firms like CertiK or Quantstamp before mainnet deployment.
  • Full Lifecycle Support: We handle deployment, upgradeability via proxies, and ongoing maintenance with 99.9% uptime SLAs.

Move from concept to a live, secure contract without the typical 6-month development cycle. We deliver the foundational code your application needs to operate trustlessly.

key-features-cards
BUILDING RELIABLE WEB3 DATA PIPELINES

Core Technical Capabilities We Deliver

We architect and deploy high-performance decentralized API infrastructure that scales with your protocol's growth, ensuring data integrity and low-latency access.

01

Multi-Chain Node Orchestration

Managed infrastructure for Ethereum, Polygon, Arbitrum, and other leading L1/L2 networks. We handle node provisioning, synchronization, and failover to guarantee 99.9% uptime for your data feeds.

99.9%
Uptime SLA
< 2 sec
Block Propagation
02

Decentralized API Gateway Development

Custom-built API layers that abstract blockchain complexity. We implement rate limiting, authentication, caching, and load balancing to serve thousands of requests per second with sub-100ms latency.

< 100ms
P95 Latency
10k+ RPS
Scalable Throughput
03

Real-Time Event Indexing & WebSockets

Capture and stream on-chain events (transfers, swaps, mints) in real-time. Our systems provide filtered WebSocket endpoints and historical data lakes for instant application state updates.

Real-time
Event Streaming
Zero Downtime
Indexer Uptime
04

Gas-Optimized RPC Endpoints

Intelligent RPC routing and bundling to minimize gas costs for end-users. We implement transaction simulation, fee estimation, and batch processing to reduce costs by up to 40%.

Up to 40%
Gas Savings
99.5%
Tx Success Rate
05

Security & Compliance Architecture

Enterprise-grade security with DDoS protection, request signing, and audit trails. Our infrastructure is built following SOC 2 principles and undergoes regular penetration testing.

SOC 2
Compliance Framework
24/7
Security Monitoring
06

Custom Data Aggregation & APIs

Build specialized APIs for DeFi analytics, NFT metadata, or cross-chain state. We aggregate data from multiple sources (nodes, subgraphs, oracles) into a single, consistent interface.

Multi-Source
Data Aggregation
Custom Schemas
Flexible Output
benefits
DELIVERABLES

Business Outcomes for Your Decentralized API

We build enterprise-grade, decentralized API access layers that deliver measurable improvements in reliability, cost, and time-to-market for your Web3 applications.

01

Eliminate Single Points of Failure

Replace centralized API bottlenecks with a resilient, multi-provider architecture. We implement load balancing and automatic failover across RPC providers like Alchemy, Infura, and QuickNode to ensure 99.9% uptime for your dApp's core data layer.

99.9%
Uptime SLA
< 100ms
Failover Time
02

Drastically Reduce Infrastructure Costs

Our intelligent routing and request batching logic optimizes for the lowest-cost provider per transaction type, cutting your monthly RPC spend by up to 40% compared to single-provider contracts.

Up to 40%
Cost Reduction
Real-time
Cost Optimization
03

Accelerate Feature Deployment

Get a production-ready, decentralized API gateway in weeks, not months. We deliver a fully integrated solution with monitoring, rate limiting, and key management, so your team can focus on core product logic.

2-4 weeks
Deployment Time
Pre-audited
Security Patterns
04

Enterprise-Grade Security & Compliance

Built with SOC 2 Type II principles. We implement secure key management, request signing, and comprehensive audit logging to meet the security requirements of institutional clients and regulated FinTechs.

SOC 2
Framework
Zero-trust
Architecture
05

Scale Seamlessly with User Growth

Our architecture handles spikes in demand automatically. We design for horizontal scalability from day one, supporting from 1,000 to 10 million+ daily requests without service degradation.

10M+
Daily Requests
Auto-scale
Load Handling
06

Future-Proof Multi-Chain Support

Avoid vendor lock-in and technical debt. We build modular systems that easily integrate new blockchains (EVM, Solana, Cosmos) and data sources, keeping your infrastructure agile as the ecosystem evolves.

EVM+
Protocol Support
Modular
Design
Choose Your Integration Path

Structured Development Tiers

Compare our service levels for building and managing decentralized API access, from rapid prototyping to enterprise-grade production systems.

Core CapabilitiesRapid PrototypeProduction ReadyEnterprise Scale

Custom API Gateway Smart Contracts

Multi-Chain Support (EVM)

Ethereum Mainnet

Ethereum, Polygon, Arbitrum

All Major EVM & L2s

Request Volume Limit

Up to 1M req/month

Up to 10M req/month

Unmetered + Burst Capacity

Response Time SLA

Best Effort

< 500ms P95

< 200ms P99

Uptime SLA

99.5%

99.9%

99.99%

Smart Contract Security Audit

Basic Review

Full Audit + Report

Full Audit + Continuous Monitoring

Dedicated Technical Support

Community + Email

Priority Slack Channel

24/7 Dedicated Engineer

Custom Rate Limiting & Quotas

Advanced Analytics Dashboard

Private RPC Endpoints

Estimated Timeline

2-3 weeks

4-6 weeks

8-12 weeks

Starting Price

$15,000

$50,000

Custom Quote

how-we-deliver
PREDICTABLE DELIVERY

Our Development & Delivery Process

A structured, transparent process designed to deliver production-ready decentralized API infrastructure with enterprise-grade reliability and security.

01

Discovery & Architecture

We analyze your specific data needs and design a custom API architecture. This includes selecting optimal oracle networks (Chainlink, Pyth, API3), defining data feeds, and establishing security and performance SLAs.

1-3 days
Initial Scoping
100%
Requirements Locked
02

Smart Contract Development

Our engineers build and test the core on-chain logic using Solidity 0.8+ and OpenZeppelin libraries. We implement data verification, payment mechanisms, and fail-safes for your decentralized API endpoints.

OpenZeppelin
Security Standard
Gas-Optimized
Code Focus
03

Off-Chain Infrastructure

We deploy and configure the off-chain components: secure node operators, data aggregation logic, and API gateway services. This ensures high availability and low-latency data delivery to your smart contracts.

99.9%
Uptime SLA
< 500ms
Target Latency
04

Security Audit & Testing

Every component undergoes rigorous internal testing and a formal audit by a third-party security firm. We provide a comprehensive report and implement all recommendations before mainnet deployment.

Third-Party
Security Audit
100%
Issue Resolution
05

Staging & Integration

We deploy the full system to a testnet/staging environment and work with your team on integration. This includes SDK provision, documentation, and end-to-end testing of all data flows.

Testnet Live
Environment
Full SDK
Delivery
06

Mainnet Launch & Support

We manage the production deployment and provide ongoing monitoring, maintenance, and upgrade support. You receive 24/7 alerts and performance dashboards for your live API infrastructure.

Zero-Downtime
Deployment
24/7
Monitoring
security-approach
FOUNDATION

Blockchain Infrastructure Development

Build secure, scalable blockchain backends tailored for high-throughput Web3 applications.

We architect and deploy the core infrastructure your dApp needs to perform at scale. This includes custom RPC nodes, indexing solutions, and oracle integrations with 99.9% uptime SLAs. We manage the complexity so your team can focus on product logic.

Deploy a production-ready infrastructure stack in weeks, not months, with predictable operational costs.

  • Node Operations: Dedicated, load-balanced nodes for EVM, Solana, and Cosmos chains.
  • Data Indexing: Custom subgraphs and indexers for real-time, queryable on-chain data.
  • Reliability: Multi-cloud deployment, automated failover, and 24/7 monitoring with Grafana/Prometheus.
  • Security First: Infrastructure hardened against common attack vectors, with regular security audits.
Decentralized API Access Development

Frequently Asked Questions

Get clear answers on our development process, timelines, security, and support for building robust, decentralized APIs.

A standard, production-ready decentralized API service with core indexing and querying capabilities typically deploys in 2-4 weeks. Complex multi-chain integrations, custom data aggregation, or advanced caching layers can extend this to 6-8 weeks. We provide a detailed project plan with weekly milestones after the initial scoping call.

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