Toptal strengthens Web3 startup’s platform, driving 10x user growth and fewer errors.
A fast-growing Web3 startup turned to Toptal to stabilize its back-end infrastructure after rapid user adoption exposed critical flaws in code quality, testing coverage, and error handling.
Client
A US-based Web3 startup providing wallet and key-management infrastructure for blockchain applications.
Industry
Financial ServicesDelivered Services
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The startup’s backend suffered from unstable concurrency patterns in Go, minimal test coverage, and difficult-to-maintain code, resulting in frequent errors, delayed feature releases, and mounting customer frustration.
Solution
Targeted Code Refactoring
Toptal conducted a deep architectural review and rewired internal structures in Go, simplifying code complexity and implementing hundreds of unit tests to improve maintainability.
Resilient Feature Expansion
Toptal corrected flawed concurrency logic, improved error reporting, and introduced best practices for test coverage and stability while maintaining uninterrupted production use.
Outcome
Scalable Growth Enabled
The code overhaul supported a 10x increase in service usage with dramatically fewer internal server errors and improved backend performance.
Customer Frustration Reduced
Improved error handling and back-end logic led to clearer user messaging, reducing customer support volume and increasing overall satisfaction.
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