# Junjia He

> Junjia He is a leading figure in blockchain technology, previously working as a software engineer at Uber and later contributing significantly to QuarkChain. He is known for leading various DeFi projects and his expertise in blockchain scaling.

- Canonical URL: https://iq.wiki/wiki/junjia-he
- Categories: People in crypto
- Tags: Developer, Speaker
- Created: 2026-06-29T03:04:27.209Z
- Last updated: 2026-07-01T03:36:24.177Z
- Source: IQ.wiki — the world's largest blockchain and crypto encyclopedia (https://iq.wiki)

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**Junjia He** is the co-founders of [Pieverse](https://iq.wiki/wiki/pieverse), a platform designed to revolutionize the value of time by bridging the gap between time and economic transactions in the [Web3](https://iq.wiki/wiki/web3) context. [\[1\]](#cite-id-9Xd0ZISmXfeQZZM1) [\[2\]](#cite-id-3MeJXuTruWVlqdSj)​

### Early Life and Education

Junjia He obtained a Master's degree in Computer Science from Carnegie Mellon University, where he studied from 2014 to 2015 and graduated with a 3.96 GPA.

He previously completed a Bachelor's degree in Computer Science at Shanghai Jiao Tong University, attending from 2010 to 2014 and graduating with a 3.8 GPA. As part of the undergraduate program, he earned Grade A (90+) in 20 core courses, including Data Structures, Computer Architecture, Project Workshop of Operating System, Artificial Intelligence, and Probability & Statistics. [\[3\]](#cite-id-BD59TY4uNxSX762p) [\[5\]](#cite-id-1LVgSSW4QjFH0Fqh) 

### Career

Junjia He began his professional career in 2015 as a software engineering intern at Google, where he worked on backend infrastructure for YouTube Kids. In 2016, he joined Uber as a software engineer, working on software development projects within the company's engineering organization, which served as a basis for later work with [blockchain](https://iq.wiki/wiki/blockchain).

#### QuarkChain

He joined [QuarkChain](https://iq.wiki/wiki/quarkchain) in 2018 as an engineer. During his tenure, he worked on [blockchain](https://iq.wiki/wiki/blockchain) scaling methods based on sharding and participated in the development of [Layer 1](https://iq.wiki/wiki/layer-1) blockchain infrastructure. He also led engineering work on [decentralized finance](https://iq.wiki/wiki/defi) (DeFi) applications, including [stablecoins](https://iq.wiki/wiki/stablecoin), [decentralized exchanges](https://iq.wiki/wiki/decentralized-exchange) (DEXs), and lending protocols.

#### Advisory and entrepreneurship

From 2022 to 2024, He served as an advisor to multiple projects, providing guidance on [Web3](https://iq.wiki/wiki/web3)-related strategies and [blockchain](https://iq.wiki/wiki/blockchain) adoption. Between September 2023 and April 2024, he was an Entrepreneur in Residence at ABCDE before co-founding Pieverse.

#### Pieverse

Since April 2024, He has served as co-founder of [Pieverse](https://iq.wiki/wiki/pieverse), where he oversees technical development. The platform combines [blockchain](https://iq.wiki/wiki/blockchain) technology with time-based economic mechanisms through features including Time Bidding, Time Lottery, and Time Tasks.

At Pieverse, he worked on the integration of pieUSD, a [USDT](https://iq.wiki/wiki/tether)-wrapped token that implements the ERC-3009 standard for transactions on [BNB Chain](https://iq.wiki/wiki/binance-smart-chain). The implementation also addressed compatibility with the [x402](https://iq.wiki/wiki/x402) protocol and included support for the transition to x402b.

His work at the company has also included the development of payment-related tools, such as [Pieverse](https://iq.wiki/wiki/pieverse) Timestamping, which supports automated invoicing, stablecoin payments, and compliance receipt generation.

Throughout his career, He has worked on software engineering, [blockchain](https://iq.wiki/wiki/blockchain) infrastructure, [decentralized finance](https://iq.wiki/wiki/defi) applications, and blockchain-based payment systems through roles at Google, Uber, [QuarkChain](https://iq.wiki/wiki/quarkchain), and [Pieverse](https://iq.wiki/wiki/pieverse).