ProjectsTools & Technologies
BequestGolang, CI/CD, Docker, Microservices, Kubernetes, React, Typescript
Cool X WalletJava, Netty, AWS Cloud HSM, Docker, Blockchain
CoolWallet SGolang, Blockchain, CI/CD, React Native
Spark APIREST API, Blockchain, Python
Sygna Bridge DemoReact, Redux, Saga, Typescript
ResumakeReact, Node.js, JavaScript


Personalised pay-as-you-go life insurance and online wills. I mainly focused on building the backend and leveraging microservices architectures to achieve the Performance, Reliability, Availability and Scalability (PRAS).

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Cool X Wallet

Credit Card-Sized Bluetooth hardware wallet to secure customer’s crypto assets. I built Hardware Security Module (HSM) infrastructure for Cool X Wallet in SBI.

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CoolWallet S

Bluetooth hardware wallet for Bitcoin, Ethereum, Litecoin, XRP, Bitcoin Cash, and ERC20 Tokens.

A hardware wallet is a special type of bitcoin wallet which stores the user’s private keys in a secure hardware device.

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Spark API

Forked from kyuupichan/electrumx

Built REST APIs on Python-based ElectrumX for people to interact with the blockchain and increase syncing performance by 20%.

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Sygna Bridge Demo

Sygna Bridges the Gap Between the Virtual Asset Industry and Mainstream Finance. Visually exploring Sygna Bridge which enabling VASPs to collect and exchange compliance-required transaction information.

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Resumake is a website for automatically generating elegant LaTeX resumes without the need to write any TeX code yourself.

As an open-source contributor, I provided a solution by developing a new template to choose from, which enable users to highlight their resumes.

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(Last modified on October 23, 2021)