A blog about Zero Knowledge Proof foundations, their usage and security.

Blog about Zero Knowledge Proofs and their security.

Veridise Blog

"Blocktribe" is a Blockchain and Cryptocurrency job search engine with a constantly updated index of job opportunities in the space.
Make sure to use their "Companies" page to find out what jobs are currently being offered by your company of choice.

Blockchain and Cryptocurrency job search engine.

Blocktribe

The "CryptoJobList" is one of the web's largest aggregator for Cryptocurrency and Blockchain jobs. Make sure to use their predefined categories like "DeFi" or "NFT" in combination with filters to further narrow down your search.
Other than job postings you can also find realtime data and statistics on the Blockchain industry as well as a very useful overview of salaries which will help you benchmark your compensation against others.

Job board with Cryptocurrency, Blockchain and Web3 jobs.

CryptoJobList

"Crypto Jobs &#x26; Careers" is a job aggregator that lists employment opportunities in various sectors within the Blockchain- and Crypto space. Using it you can find jobs in Engineering, Human Resources, Community Management, Business Development and more.
Protip: Use the advanced search to further narrow down your search results.

Job aggregator which lists Blockchain- and Crypto jobs in various sectors.

Crypto Jobs & Careers

The "CryptoJobs" job aggregator is an easy to browse job search engine which lists job opportunities from various companies working in the Blockchain space.
You can subscribe to their Newsletter to receive weekly updates about the job market straight to your inbox.
Protip: Use the toggle next to the search box to switch from "All jobs" to "Remote" to search specifically for remote jobs.

Aggregator and search engine for Blockchain- and Web3 jobs.

CryptoJobs

"Cryptocurrency Jobs" is a curated job board for opportunities in the Blockchain and Cryptocurrency space. It offers various filters as well as alerts to help you find the Blockchain job you're looking for.
While browsing, take note of the "Blockchain jobs you might like" section on the right hand side of a job postings detail view which aggregates similar jobs to the one you're currently looking at.

Curated job board for opportunities in the Blockchain and Crypto space.

Cryptocurrency Jobs

"DeFi Jobs" is a job board that aggregates employment opportunities in the Decentralized Finance (DeFi) space. Browsing through it you'll find jobs in Engineering, Design, Marketing, HR and more.
Protip: Follow the official <a href="https://twitter.com/defijobs">Twitter Account</a> or subscribe to their Newsletter to get notified about new job listings.

Job board focused on the Decentralized Finance (DeFi) space.

DeFi Jobs

The "Dragonfly Capital Job Board" lets you explore jobs from Dragonfly Capital's portfolio companies.
One can search for jobs via keywords or use filters to narrow down results by company, team size, token / equity compensation, technical focus, location and more.

Dragonfly Capital Jobs

The "PompCryptoJobs" job board offers a variety of different Blockchain and Cryptocurrency jobs filterable by keywords and location.
If you scroll to the bottom of the site you'll find more options to aggregate jobs by category, city or state.

Job board for careers in Bitcoin and Cryptocurrency.

PompCryptoJobs

The "She256 Job Board" aims to help women, nonbinary people and underrepresented minorities find job opportunities in the Blockchain space.
All company profiles and job postings are vetted to ensure that they adhere to the promotion of diversity and inclusiveness.

Job board with a focus on women, nonbinary people and underrepresented minorities.

She256 Job Board

The "Web3 Board" is a job board which aggregates job postings related to areas in the Web3 space such as DAOs, DeFi, NFTs and the Metaverse. One can filter jobs by tags and their respective roles such as Design, Engineering or Product.
There's also a free Newsletter you can sign up for to get notified when new jobs are added.

Job board which aggregates Blockchain- and Web3 job postings.

Web3 Board

The "Blockchain Graveyard" project consolidates and categorizes various Blockchain and Cryptocurrency exploits found in the wild.
Every report consists of a short description of the root cause as well as optional links to block explorers and accompanying resources.
Protip: The homepage features a graphic with root cause estimates which shows what kind of vulnerabilities were used most during exploitations.

Consolidation of Blockchain- and Cryptocurrency exploits found in the wild.

Blockchain Graveyard

"Immunefi" is a bug bounty program which helps you harden your Smart Contracts and dApps. The way it works is that projects create bounties which are paid out once security researches and hackers successfully exploited the project in question.
Immunefi's bug bounty program is a good alternative and complement to the traditional Smart Contract security audit.

Bug Bounty program for Smart Contract platforms and dApps.

Immunefi

Staying on top of the fast moving Smart Contract security landscape is as important as learning the basics through books, blog posts and tutorials.
The "OpenZeppelin Blog" is a great way to learn about recent developments in the security space. You'll definitely don't want to miss their blog posts on <a href="https://blog.openzeppelin.com/security-audits/">security audits</a> as they give you an opportunity to learn about the auditing process as well as security vulnerabilities and potential exploits.

OpenZeppelin's official Blog about Blockchain- and Smart Contract security.

OpenZeppelin Blog

The team at PeckShield does a great job at dissecting recent hacks and consolidating all their findings in easy to digest blog posts.
When reading such posts you'll learn about the big ideas behind the hacks, how they can be translated into code exploits (and where to inject them) and how you can be a forensic yourself by tracking them down in your favorite Block Explorer.

Peckshield's Blog about Smart Contract security.

Peckshield Blog

The mission of "Rekt" is to catalog and analyze major Smart Contract hacks with the goal to educate readers about the exploited security vulnerabilities. Using this knowledge, builders as well as traders should be more equipped to evaluate new projects in the future.
While you're there you should also look into their <a href="https://www.rekt.news/leaderboard/">Leaderboard</a> which lists all analyzed hacks sorted by USD lost.

News outlet that analyzes and catalogs major Smart Contract hacks.

Rekt

"Solidified" is a community with over 250+ Blockchain security experts and Smart Contract auditors.
You can tap into this expertise via service offerings such as technical due diligence, bug bounty programs or Smart Contract audits.

Community with Blockchain security experts and Smart Contract auditors.

Solidified

Browsing through Yos Blog you'll find very useful in-depth articles about Ethereum and Smart Contract development with Solidity.
Topics covered are Smart Contract testing and development best practices, Decentralized Finance (DeFi) with its underlying algorithms and economics as well as Web 3 in general.

In-depth articles on Ethereum, Smart Contract Development and Blockchain-related topics.

Yos Riady's Blog

Shameless plug: We have our very own CryptoDevHub Discord server! Join us to discuss everything related to Blockchains, DLT, sharding, consensus algorithms and more.
You'll also find channels to get dev support, showcase your project or find fellows to team up for Hackathons and startups.

Community for developers working in the Web3-, Blockchain- and Crypto space.

CryptoDevHub Discord

The CryptoDevs Discord server was created by the /r/CryptoTechnology community to discuss and chat about recent developments in a more real time environment. It's a great place to find fellow developers passionate about Web 3, Solidity and Crypto tech in general.

Community for developers interested in Blockchain- and Crypto development.

CryptoDevs Discord

The /r/CryptoTechnology subreddit is a great place for serious discussions about Blockchain- and Crypto technologies. It's actively moderated and discourages shameless self-promotion and shilling. Reading through it you'll learn about the most recent developments in the Blockchain and DLT space.

Reddit Community for everyone interested in Blockchain- and Crypto technologies.

CryptoTechnology Subreddit

Andreessen Horowitz (a.k.a "a16z") created the "Crypto Canon" project which is an exhaustive list of Blockchain and Crypto resources. It's structured in a way of increasing complexity, meaning that the first readings are about Blockchain and Crypto basics whereas the later resources discuss topics such as Decentralized Exchanges, Consensus mechanisms and Governance.
While it was originally published in 2018 it's updated regularly, so you might want to bookmark and revisit it from time to time.

a16z's list with Blockchain- and Crypto resources.

a16z Crypto Canon

The venture capital firm Andreessen Horowitz (know as "a16z") did a great job putting together a whole curriculum for aspiring Crypto startup founders called "Crypto Startup School".
In it you'll learn everything you need to know to build, launch and grow your own Blockchain- and Crypto startups.
In conjunction to that they also published an article called "<a href="https://a16z.com/2020/12/28/crypto-users-guide/">The State of Crypto</a>" which acts as a kind of TL;DR version of the Crypto Startup School content.

a16z's school that teaches you how to build and launch your own Blockchain startup.

a16z Crypto Startup School

Binance Academy is a great place to educate yourself on various Blockchain and crypto-related technologies. While some of their guides are definitely written for Blockchain beginners, there's a treasure trove of well researched material for the more technical inclined readers.
Protip: Use the filters at the top of the <a href="https://academy.binance.com/en/articles">articles view</a> to find the content you're interested in.
The folks at Binance Academy regularly add new content so it's definitely worthwhile to check back every now and then.

Binance's resource hub to learn all things crypto.

Binance Academy

Did you every attempt to read a Blockchain or Crypto whitepaper but got stuck halfway through? Are you looking for an easy to digest format for advanced Blockchain and Crypto topics such as "Layer 2 Scaling"? Chances are that the folks at "Blockchain at Berkeley" already covered and discussed this topic on the YouTube channel.

University courses and Whitepaper deep dives into Blockchain- and Crypto topics.

Blockchain at Berkeley

The Blockchain Demo project by Sean Han is an interactive website which teaches you how a Blockchain works in an intuitive, bite-sized fashion.
Working through the tutorial you start with the genesis block to which you slowly add more data and hence blocks to the Blockchain. You'll explore why the chain forms a tamper-proof ledger, how a Peer-to-Peer network is formed to exchange blocks and how consensus is reached within such network based on protocols like Proof-of-Work.
With every step of the way you can look into the code underlying the implementation. The full <a href="https://github.com/seanjameshan/blockchain">source code</a> can be found at GitHub.
There's also another, interactive <a href="https://andersbrownworth.com/blockchain/">Blockchain tutorial</a> by Anders Brownworth you might want to look into as well. The implementation of such project is also <a href="https://github.com/anders94/blockchain-demo">available at GitHub</a>.

Interactive Blockchain explainer and demo.

Blockchain Demo

Buildspace is an effort to teach you fundamental Blockchain- and Web3 concepts through project-based learning.
Once joined you'll have access to courses that'll show you how to build EVM-based dApps with Solidity, generate an NFT art collection or implement a Blockchain game based on L2 networks.

Online courses to learn about Blockchain- and Web3 Technologies.

Buildspace

CoinMarketCap Alexandria is a great place to learn about Cryptocurrency and its underlying technologies.
You definitely don't want to miss the <a href="https://coinmarketcap.com/alexandria/categories/tech-deep-dives">Tech Deep Dives</a> series.
The team at CoinMarketCap adds new content on a regular basis so be sure to visit their website on a regular basis.

CoinMarketCap's resource hub to learn all things crypto.

CoinMarketCap Alexandria

The Encode Club has some great <a href="https://www.youtube.com/channel/UC8MwfizU_2GYh_LugWJom6A">YouTube videos</a> in which various aspects of Blockchain Development and Crypto technologies are explained by industry experts. They consolidate all the resources via different tracks such as "DeFi Club" or "Hack the System". Simply click on the <a href="https://www.youtube.com/channel/UC8MwfizU_2GYh_LugWJom6A/playlists">playlists</a> tab to get a sorted overview of their videos.

Deep dives into about major Blockchain- and Crypto topics.

Encode Club

Figment Learn is a platform created by developers, for developers to learn about Blockchain and Web3 technologies.
Browsing through it you can find resources to learn about various protocols, courses to study a topic in a guided setting, as well as curated community tutorials to dive deeper and apply what you've learned through example projects.

Platform for developers to learn about Web3 Technologies.

Figmet Learn

Gemini Cryptopedia aims to be the Wikipedia of Crypto content. It's a great place to learn more about topics such as DeFi, NFTs, Security, Trading &#x26; Investing as well as Blockchains, Cryptocurrencies and Protocols in general.
Every article was written and reviewed by <a href="https://www.gemini.com/cryptopedia/authors">authoritative experts</a> to ensure high quality.
The <a href="https://www.gemini.com/cryptopedia/glossary">Glossary</a> is another resource you can use to lookup Crypto terms and better understand the industry's lingo.
Protip: The <a href="https://www.gemini.com/cryptopedia/explore">Explore page</a> gives you a structured overview of all the available content you can browse through.

Gemini's resource hub to learn all things crypto.

Gemini Cryptopedia

The video "But how does bitcoin actually work?" by Grant Sanderson (a.k.a 3Blue1Brown) is a great visual introduction to Blockchains and their inner workings.
In it, Grant builds up the intuition behind Blockchains by slowly introducing and explaining the individual constituents and the math governing them and the whole system. Once you've watched it you should have a solid understanding how real world projects like Bitcoin, Ethereum or Cosmos work behind the scenes.

Blockchain Technology explained from first principles.

How does a Blockchain work?

Kraken Learn is an educational effort by the Kraken team to teach everyone about Blockchains and Cryptocurrencies. Their knowledge hub has tons of resources on topics such as Crypto- and Blockchain basics, Crypto Security, DeFi, NFTs and more.
Protip: If you're completely new to Crypto you should definitely check out the "<a href="https://www.kraken.com/learn/videos/crypto-101">Crypto 101</a>" video series taught by Kraken CEO Jesse Powell.

Kraken's resource hub to learn all things crypto.

Kraken Learn

Outlier Ventures, a "custom accelerator for Web3" has a very helpful <a href="https://www.youtube.com/c/OutlierVentures">YouTube channel</a> where Web 3 founders present and discuss concepts such as the Metaverse, DeFi or NFTs in great detail. While you're at it you might also want to subscribe to their <a href="https://podcasts.apple.com/gb/podcast/founders-of-web-3/id1511782129">Podcast feed</a> which is updated regularly with enticing interviews about Web3, Blockchain and Crypto technologies.

Accelerator focused on Web3 and the Metaverse.

Outlier Ventures

RabbitHole is an educational project that lets users earn crypto by using the latest decentralized apps (dApps).
Once the user's wallet is connected one can work through different quests, learn specific skills and explore new projects.

Learn how to use and contribute to dApps.

RabbitHole

The Whiteboard Crypto YouTube channel is a great place for newcomers to learn everything there is to know about the big ideas behind Blockchains and Cryptocurrencies. One of the channel's main focus is to use stories and analogies to explain Crypto concepts in an easy to understand way.
For a more structured overview of all the available videos take a look at the <a href="https://www.youtube.com/c/WhiteboardCrypto/playlists">playlists</a>.

Explainer videos about major Blockchain- and Crypto topics.

Whiteboard Crypto

A security analysis tool for ZKP circuits implemented in Circom.