blockchain-developer

Analyze blockchain transaction workflows and propose minimal safe changes.

22|2|Updated Mar 24, 2026

Search Tags:#security #blockchain #reliability #transaction #web3 #smart-contract #nonce

Ready to run

npx skills add https://github.com/jshsakura/awesome-opencode-skills --skill blockchain-developer-jshsakura

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: blockchain-developer
Source: https://github.com/jshsakura/awesome-opencode-skills/tree/main/skills/blockchain-developer
Command: npx skills add https://github.com/jshsakura/awesome-opencode-skills --skill blockchain-developer-jshsakura

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Blockchain projects often struggle with ensuring reliable, secure transaction workflows. This skill provides domain-specific reliability and decision-quality guidance to prevent costly mistakes in smart-contract interactions, wallet flows, and transaction lifecycles.

Core Features & Use Cases

Domain-focused reliability engineering for blockchain/Web3 tasks.
Secure transaction lifecycle guidance covering nonce handling, signing, and error paths.
Observability and reconciliation strategies for on-chain/off-chain state across reorgs and failures.
Real-world scenarios include safe contract calls, robust wallet signing, and handling latency/gas tradeoffs.

Quick Start

Analyze a given blockchain workflow and propose the smallest safe change to improve safety, correctness, and observability.

Frequently Asked Questions about blockchain-developer

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I ensure reliable blockchain transaction workflows for smart-contract interactions?▼

Ensure reliable blockchain transaction workflows by applying domain-specific reliability engineering guidance to identify risks, gather evidence, and propose minimal safe interventions for smart-contract interactions across testnet and mainnet contexts.

What is the best way to handle nonce management and wallet signing errors in Web3 applications?▼

Handle nonce management and wallet signing errors by following secure transaction lifecycle guidance that covers error paths, signing robustness, and explicit validation steps to prevent costly mistakes in Web3 workflows.

How does on-chain and off-chain state reconciliation work across blockchain reorg scenarios?▼

On-chain and off-chain state reconciliation across reorgs works by applying observability strategies that detect failures and reconcile divergent states, ensuring transaction correctness during network latency and blockchain reorganization events.

Can I use this reliability guidance for both testnet and mainnet transaction contexts?▼

Yes, you can use this reliability guidance for both testnet and mainnet contexts, as it provides explicit validation steps and end-to-end workflow analysis tailored to the specific safety and correctness requirements of each environment.

Why do my blockchain transactions fail during gas and latency tradeoffs?▼

Blockchain transactions fail during gas and latency tradeoffs due to unhandled error paths and unvalidated state changes, which reliability engineering guidance addresses by proposing the smallest safe change to improve transaction robustness.

When should I not use minimal intervention recommendations for smart-contract calls?▼

You should not use minimal intervention recommendations for smart-contract calls when comprehensive workflow analysis reveals deep systemic risks that require fundamental architecture changes rather than small safety adjustments.