Custom Blockchain Technical Support
Get technical assistance for supported blockchain applications and connected software components.
We help organizations investigate issues affecting their existing blockchain applications, APIs, frontend interfaces, backend systems, and network integrations.
The initial support process identifies the affected technology, relevant documentation, environment, error conditions, and required access.
Potential support activities include:
- Technical issue assessment
- Application diagnostics
- Blockchain integration troubleshooting
- Error log review
- Provider compatibility checks
- Transaction workflow investigation
- Technical bug fixing
- Configuration review
- Application testing
- Approved corrective development
- Maintenance recommendations
- Technical documentation
The exact services depend on the selected blockchain, accessible codebase, required expertise, and agreed support scope.
DApp Technical Support
Investigate and correct supported decentralized application issues.
DApps combine blockchain functionality with user-facing software.
Problems may involve application screens, wallet connections, contract interactions, backend services, or external providers.
We evaluate the complete workflow before determining which component requires attention.
Potential support includes:
- DApp interface troubleshooting
- Wallet connection errors
- Smart contract interaction failures
- Incorrect network configuration
- Transaction status issues
- Frontend and backend defects
- Session-related errors
- Contract address mismatches
- API compatibility problems
- Responsive interface defects
- Application updates
- Regression testing
Where the issue originates from a third-party smart contract or blockchain network, the appropriate external dependency must be identified.
Explore DApp Development
Web3 Wallet Connection Troubleshooting
Resolve supported wallet connection and account interaction problems.
Wallet connectivity is an important component of many decentralized applications.
Users may experience rejected connection requests, account-change issues, unsupported networks, signing errors, or failed application sessions.
We evaluate these problems according to the supported wallet providers and application architecture.
Potential troubleshooting activities include:
- Wallet connection failures
- Wallet disconnection issues
- Account-change detection
- Network and chain mismatches
- Wallet-provider API errors
- Unsupported wallet methods
- Message-signing errors
- Session initialization problems
- Reconnection behavior
- Wallet compatibility updates
Wallet connection is different from controlling user assets.
Our support does not require users to share wallet seed phrases or private keys.
Explore Web3 Wallet Development
Smart Contract Integration Support
Investigate problems involving existing smart contract interfaces and application interactions.
Smart contracts may operate correctly at the blockchain level while connected applications fail because of configuration, interface mismatches, or incorrect transaction handling.
We review supported contract interfaces and the surrounding application workflow.
Potential support includes:
- Contract ABI compatibility checks
- Deployed contract address verification
- Smart contract call errors
- Contract event retrieval
- Incorrect network configuration
- Transaction submission problems
- Contract revert investigation
- Backend contract integration
- Application-side error handling
- Contract-interface updates
- Regression testing
Existing smart contracts may be immutable.
A defect in deployed on-chain logic may require migration, governance action, or specialist assessment rather than an ordinary application patch.
Explore Smart Contract Development
Blockchain API and RPC Support
Investigate connectivity and integration problems involving supported blockchain node providers.
Many blockchain applications use RPC services or network APIs to retrieve information and interact with blockchain nodes.
Provider limits, timeouts, unavailable methods, incorrect endpoints, and network configuration errors can affect application functionality.
Potential support activities include:
- RPC endpoint troubleshooting
- Node-provider connectivity checks
- JSON-RPC request validation
- API timeout investigation
- Provider authentication issues
- Rate-limit handling
- Network response validation
- API configuration updates
- Provider compatibility testing
- Error logging improvements
- Retry and fallback planning
The available methods and reliability requirements depend on the selected network and provider.
Explore API Development & Integration
Blockchain Transaction Troubleshooting
Diagnose transaction-related problems and improve status reporting.
Blockchain transaction issues may involve wallet rejection, insufficient fees, incorrect network configuration, contract execution errors, pending transactions, or application-side status handling.
We investigate the reported operation using suitable non-sensitive transaction references and available network information.
Potential troubleshooting includes:
- Pending transaction investigation
- Failed transaction analysis
- Transaction receipt verification
- Incorrect confirmation reporting
- Fee-related errors
- Transaction rejection handling
- Nonce-related issues where relevant
- Contract execution errors
- Duplicate-action prevention
- Backend transaction synchronization
- User-facing status corrections
A transaction that is pending should not be reported as completed.
The ability to replace, cancel, or otherwise affect a transaction depends on its actual state and supported network behavior.
Confirmed blockchain transactions generally cannot be reversed through ordinary technical support.
Blockchain Event Synchronization Support
Investigate missing, duplicated, delayed, or incorrectly processed blockchain events.
Many applications monitor blockchain events to update customer records, dashboards, token information, or other business workflows.
Event processing may fail when a provider disconnects, a subscription stops, a backend crashes, or blockchain history changes.
Potential support includes:
- Event listener diagnostics
- Contract event subscription review
- Missing event investigation
- Duplicate event detection
- Historical event backfilling
- Database synchronization
- Provider reconnection handling
- Event processing retries
- Reorganization-aware processing
- Event indexing improvements
- Reconciliation procedures
- Monitoring and alerts
Event delivery should not be assumed to be exactly once or permanently final at the moment a notification is received.
The application should use suitable identifiers and reconciliation rules to maintain accurate records.
Blockchain Node and Network Connectivity Support
Evaluate supported blockchain infrastructure and node-related technical problems.
Some applications connect through self-operated nodes, while others use managed RPC or blockchain infrastructure providers.
Issues may involve network synchronization, node configuration, service availability, or communication with connected applications.
Potential support activities include:
- Node connectivity diagnosis
- Network configuration review
- RPC service availability checks
- Synchronization status investigation
- Provider error analysis
- Node version compatibility
- Network-related logging
- Application connection updates
- Infrastructure monitoring requirements
- Configuration documentation
Operating validators, consensus infrastructure, or specialized blockchain nodes may require network-specific expertise and separate operating arrangements.
We confirm the supported environment and scope before taking responsibility for infrastructure changes.
Token and NFT Application Support
Maintain supported token-connected applications and contract interfaces.
Token-enabled applications may experience balance display errors, incorrect metadata, contract interface issues, or problems processing relevant blockchain events.
We investigate whether the problem originates in the token contract, wallet, indexer, application backend, or frontend.
Potential support includes:
- Token balance display issues
- Contract interface troubleshooting
- NFT metadata retrieval problems
- Token event processing
- Wallet token visibility
- Token entitlement verification
- Transaction activity updates
- Network provider changes
- Application permission issues
- Token dashboard improvements
Token support does not guarantee market liquidity, exchange listings, asset valuation, or recovery of lost token holdings.
Explore Token Development
Blockchain Backend and Database Support
Investigate backend systems that connect conventional applications with blockchain networks.
Blockchain applications often require ordinary backend services for authentication, data retrieval, reporting, notifications, and administration.
These services may experience performance problems, data inconsistencies, application errors, or failed integrations.
Potential technical work includes:
- Backend application diagnostics
- API issue investigation
- Database query review
- Blockchain event processing fixes
- Data mapping corrections
- Transaction reference management
- Application queue troubleshooting
- Synchronization improvements
- Error handling
- Application logging
- Regression testing
The support scope should identify the authoritative source for each important record and the approved method for correcting inconsistencies.
Blockchain Security-Related Maintenance
Address approved security improvements and application maintenance requirements.
Blockchain applications may require updates to dependencies, permissions, configurations, or application logic.
Security-related changes should be evaluated according to the affected components and the potential consequences of a defect.
Potential support includes:
- Dependency updates
- Authentication improvements
- Access-control corrections
- Secure configuration changes
- API credential protection
- Administrative permission review
- Security-related bug fixes
- Application update testing
- Security finding remediation
- Release-readiness checks
Routine maintenance is not equivalent to an independent blockchain security audit.
Contracts, custody systems, and network protocols may require specialist assessment before sensitive changes are approved.
Explore Blockchain Security & Audit
Blockchain Application Upgrade and Migration Support
Plan compatible updates to existing blockchain-connected products.
Applications may require changes when Web3 libraries, wallets, RPC providers, frontend frameworks, or backend systems evolve.
An upgrade should consider compatibility with deployed smart contracts and existing production data.
Potential activities include:
- Web3 library updates
- Wallet integration upgrades
- Frontend framework maintenance
- Backend dependency updates
- RPC provider migration
- Contract interface compatibility
- Database schema migration
- Application version upgrades
- Regression testing
- Deployment preparation
A software upgrade may introduce new risks or affect earlier security assessments.
Production changes should follow an approved release process.
Blockchain Monitoring and Error Reporting
Improve visibility into application failures and relevant blockchain service dependencies.
Monitoring can help the operating team detect problems with APIs, backend services, event processors, and application functionality.
The appropriate monitoring model depends on the systems and service coverage.
Potential monitoring features include:
- Application error logging
- API health checks
- Provider availability checks
- Transaction-processing alerts
- Event synchronization status
- Backend queue monitoring
- Network connectivity alerts
- Integration error reporting
- Operational dashboards
- Exception notifications
- Diagnostic reporting
Continuous monitoring is not automatically included with a one-time support engagement.
Alert ownership, response hours, and escalation responsibilities should be defined in the relevant maintenance agreement.
Blockchain Technical Issue Investigation and Bug Fixing
Identify root causes and implement approved corrections where technically feasible.
A reported issue may result from a software defect, data mismatch, configuration problem, network condition, or unavailable third-party service.
Our issue-resolution approach begins with evidence, reproduction, and isolation of the affected components.
Potential work includes:
- Technical issue intake
- Root-cause analysis
- Log and error review
- Controlled issue reproduction
- Dependency assessment
- Correction planning
- Approved code modifications
- Testing and validation
- Release documentation
- Post-change verification
When a problem cannot be reproduced or lies outside the application's control, the support findings should explain that limitation.
A diagnosis does not automatically guarantee a fix.
Ongoing Blockchain Application Maintenance
Plan recurring technical maintenance for supported Web3 applications and integrations.
Businesses operating blockchain-connected products may require periodic maintenance beyond an initial development engagement.
Ongoing support can help address compatibility changes, known issues, approved enhancements, and operational concerns.
Potential activities include:
- Scheduled dependency reviews
- Application maintenance
- Wallet compatibility checks
- API provider updates
- Event processing checks
- Error log review
- Approved bug fixes
- Security-related updates
- Regression testing
- Documentation maintenance
- Technical coordination
- Maintenance reporting
The support plan should identify the included applications, supported networks, work allocation, response targets, and exclusions.
Unrestricted emergency assistance or round-the-clock availability should not be assumed.
