Hi, entrepreneurs,

JanessaTech(Juan Zhao in Chinese name) is a fullstack blockchain engineer with Master Degree in CS from Xi'an JiaoTong University, focusing on SaaS consulting in blockchain space powered by the end-to-end development process.

She aims to transform web3 from a wild-world into the foundation of our digital world. Her determination partly comes from the respect for equality as human-being, partly comes from the participation in the development of different software solutions ranging from blockchain, backend, frontend, AI, CICD in a robust and consistent way with big success since 2010.

With this dream, she built up a series of web3 fullstack projects from scratch(some for fun, some for employers).

The latest full-stack project built for Lian company(a startup) is a NFT marketplace where users can sell/buy second-hand items using ERC20 as payment solution. Check links below for more about the project:

• Intro: https://www.youtube.com/watch?v=UCe7ilfKP8o
• Front-end: https://github.com/JanessaTech/best-second-hand-market
• Backend: https://github.com/JanessaTech/best-second-hand-market-backend

For fun, here are the list of side projects developed by JanessaTech from scratch in 2023-2024:

1. A web3 voting project(react+MUI+web3+solidity)
2. A todo list project(react+MUI+node+web3+solidity)
3. A distributed twitter(restful+solidity+web3+golang)
4. A clone of youtube(pure css&html&javascript only)
5. A clone again of youtube(react+MUI+Javascript)

Besides writing codes, Janessa is comfortable working with academic paper. Here is a comprehensive explanation about Ethereum yellow paper written by JanessaTech within 2 weeks from no idea of it to having a deep understanding of each math equation in the paper. Janessa is a big fan of math and physics

And Janessa is also fluent both in English and Mandarin and has years of remote-working experience with great autonomy

Here is the list of tech stacks JanessaTech has experienced/mastered in the recent 5 years:

• Web3(Ethereum,Solidity, openzeppelin, Ethers, NFT, ERC721, ERC1115,ERC20, IPFS, Metamask, siwe, Hardhat, Remix, Ganache,Truffle etc)
• MERN(MongoDB, Express.js, React, Node, UT(Mocha, Jest, chai etc))
• Frontend(Material-ui(MUI),HTML,CSS,Javascript, Axure)
• Java(Springboot/Spring Cloud,Micro-service, REST, MYSQL, JPA, UT etc)
• Middleware/security - Redis, MQ(rabbit mq), Cloudflare,SSO, Auth2.0,JWT etc
• CICD - Linux, AWS, gitlab/github pipeline, Docker
• Git, Jira, Agile etc

JanessaTech is a life-long leaner. For more information about JanessaTech, check the CV in pdf or browse the profile on LinkedIn.

If you need someone who can handle features from ideation to creation, who is comfortable working in uncertainty and ambiguity and has the ability to make the uncertainty and ambiguity into a clear solution and touchable product JanessaTech is the person you are looking for.

Let's talk more about your requirements. Where could JanessaTech help you out?

• Gmail : janessatech.web3@gmail.com
• Skype id: lvlajzhao1983@gmail.com
• Linkedin: https://www.linkedin.com/in/juan-zhao/
• Medium: https://medium.com/@JanessaTech