SmartCon Developer 2021
2021-08-06
-- online --
who it's for
smart contract developers, blockchain engineers, developer experience engineers, infrastructure engineers, security auditors, frontend web3 developers
topics
Solidity 0.8 safe math; Chainlink L2 sequencer flag; Chainlink Feeds Registry; Chainlink Keepers / Automation; Ganache v7 native TypeScript; Truffle stack traces and DB; Alchemy Supernode and Monitor; Etherscan contract search and diff; OpenZeppelin UUPS proxies and Defender; EVM gas optimization patterns; common smart contract vulnerabilities; Scaffold-ETH full-stack kit
| title | author | length |
|---|---|---|
| Developer Keynote | Stephen Fluin | 17m |
Keynote outlines concrete shifts: Ethereum exceeds one million transactions per day and the top five chains total over 50 million transactions per day, pushing… | ||
| What’s New in the Chainlink Network | Patrick Collins, Melodi Kaya | 46m |
Chainlink announces concrete developer features: an L2 sequencer health flag lets contracts check and revert if a rollup sequencer stalls, a on-chain Feeds… | ||
| What’s New in | Elan Halpern | 23m |
Alchemy presents concrete infrastructure and tooling: Supernode for no‑downtime, consistent node APIs; a dashboard with a multi‑chain toggle and one‑click app… | ||
| What’s New in | Nick D'Andrea | 14m |
Truffle now debugs verified contracts fetched from Etherscan/sourcefy, runs tests with a new stack trace option, and ships a machine-readable decoder that… | ||
| What’s New in | Marek Kirejczyk | 18m |
Claims that Waffle and useDApp cut front-end work by handling connection, reads and transactions and show concrete mechanics: React hooks return live values, a… | ||
| Top 5 Tricks for Smart Contract Productivity | Patrick Collins | 19m |
Five concrete productivity moves: adopt a smart contract framework like Hardhat Truffle Brownie to get source control and built‑in testing, run unit tests… | ||
| What’s New in | Chee Chyuan Ang, Harith Kamarul | 16m |
Etherscan shows four practical features: a smart contract search that finds function names, comments or code across indexed contracts (example: “deposit”… | ||
| What's New in | Austin Griffith | 20m |
Scaffold-ETH is a runnable full‑stack dev kit: clone the repo, yarn install, yarn chain, yarn start, yarn deploy, and see a Solidity contract hot‑reload into a… | ||
| Understanding OpenZeppelin Contracts, Defender, and Wizard | Alex Behrens | 18m |
OpenZeppelin reports 4 million downloads of Contracts v4 and says its tools now protect 72B of 88B TVL across 68 of 115 DeFi Pulse projects; Contracts add UUPS… | ||
| Hitchhiker’s Guide to the EVM | Alex Roan | 21m |
Practical EVM gas rules: avoid persistent storage when the data is never read again and emit events instead of storage, which in an example saves ~25,000 gas… | ||
| Learning How to Build Secure Smart Contracts | Harry Papacharissiou | 20m |
Covers a concrete checklist: top eight vulnerabilities (timestamp dependence, unexpected ether, tx.origin phishing, delegatecall/library risks… | ||
| Building Portable Digital Identities Through Blockchain Technology | Alessandro Perico, Milena Morova | 18m |
SkillWallet builds portable digital identities by minting permissionless NFTs that encode skills and tying each NFT to a mobile-generated keypair via a scanned… | ||
| How to Become a Smart Contract Developer | Zak Ayesh | 22m |
Career path moves from mechanical engineering into Chainlink developer advocacy by self-teaching programming and building projects; recommends concrete… | ||
| Getting to Next-Gen Decentralized Governance | Kaue Cano | 22m |
Compares practical routes: sets up snapshot.org + multi‑sig + Safe/OpenZeppelin Defender as a lightweight off‑chain baseline, or builds on‑chain using… | ||
| What’s New in | Wyatt Barnes, Gregory Markou | 16m |
Chainsafe is rewriting web3.js into a modern, smaller v4x: ES2020 and TypeScript, handcrafted RPC wrappers instead of the old generator spaghetti, removal of… | ||
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