Type: Side project, Open source, Coursework

Mini Twitter

Roles: Creator

Technical stack: Rust, Tokio, Redis, Postgres, Rayon

The project is made for "CS4300: Large-scale Information Storage & Retrieval" of Northeastern University. It is a minimal version of Twitter backend. The end goal of this project is to show how bad is relational database in handling large connected data which is solved by NoSQL databases.

Type: Side project, Open source

SolomonDB

Roles: Creator

Technical stack: Rust, Gremlin, RocksDB, Redb, Tokio (in development)

An embedded and distributed Gremlin-compatible graph database written in Rust. SolomonDB can be used as a layer to config embedded storage as a graph database using GQL (Gremlin query language). Apache TinkerPop is not required to traverse graphs, all can be operated directly and rapidly on disk or in memory.

• Link to Documentation: https://nomadiz.github.io/solomon-db/ 

• Link to Github: https://github.com/nomadiz/solomon-db/

• Link to Rust Lang Forum: https://users.rust-lang.org/t/solomondb-gremlin-compatible-graph-database-weekly-update/84750 

Type: Side project, Open source

EDMA

Roles: Creator

Technical stack: Rust, TUI, RocksDB, Redb, TiKV

EDMA or Embedded Database Management for All is an interactive database management tool specified for embedded databases. It supports multiple storage engine like RocksDB or TiKV. Integrate with EDMA is easy as it is open source and it follows Adapter pattern for storage engines. EDMA is a terminal app so it is light weight and compatible with every operating system.

• Link to Github: https://github.com/nomadiz/edma 

Type: Cofound, Startup, Full-time

Snowflake

Roles: Co-founder, Lead Engineer

Technical stack: Solana, Blockchain, Rust, Typescript, NodeJS, Aptos, Move, AWS DynamoDB, AWS Lambda, AWS Cloudwatch, NestJS

Snowflake is a Solana startup offers multisig solution and reliable on-chain automation platform. About products:

• Snowflake Safe is the most trusted, institutional-grade multisig wallet & on-chain automation built for teams, DAOs, & secured individuals

• Snowflake Automation is an automation platform, a Web3 Zapier. Empowers recurring payment and on-chain scheduler.

• Link to Github: https://github.com/snowflake-so 

• Link to Website: https://snowflake.so 

• Link to LinkedIn: https://www.linkedin.com/company/snowflake-network/ 

Type: Startup, Full-time job

NeutronPay

Roles: Software Engineer

Technical stack: Lightning Network, Typescript, NodeJS, GraphQL, TypeGraphQL, Docker, Microservice, Apollo Server, Ethereum

Neutronpay was founded by long time bitcoin and payments professionals with the idea anyone with the ambition and ability to offer a product or service should be able to engage with the global market with an internet connection. With the rise of bitcoin and cryptocurrencies, businesses now have a faster and safer way to accept and send payments than ever before.

What I learn from this project?

• Design database schema, implement scalable back-end microservice system and container orchestration, powering Bitccoin transaction via lightning channel

• Secure functionalities of lightning network daemon and architect the serverless back-end service with cloud function

• Design and build novel systems designed to help nodes/users acquire and manage liquidity on the Lightning Network

Type: Competition, Hackathon, Side project

OBAY

Roles: Co-creator

Technical stack: Ethereum, Metamask, Solidity, React, Typescript, SCSS, Truffle.js

OBAY development team recognized the big flaw of the traditional fund management system is the process of ambiguous transferring funds process and lack of transparency in portfolio management. Therefore, the target communities OBAY aims at are the ventures, the group of investors (scaling from low to high), small-cap fund and large-cap fund, and the crowdfunding partners

• Link to Github: https://github.com/O-B-A-Y/fancy-bay

• Link to Devpost: https://devpost.com/software/obay 

Type: Coursework, Side project

Ramen

Roles: Creator

Technical stack: Dart, Typescript, GraphQL, Flutter, WebRTC, NestJS

Ramen is a TikTok like application written in Dart and Typescript as backend programming language. Using WebRTC with configured TURN/STUN server for network handshaking.

What I learn from this project?

• Building matchmaking algorithm running on NestJS server

• Fundamentally implement STUN/TURN server with Coturn

• Generating self-signed SSL certificate with openssl

• Architecting Flutter with Bloc pattern

• Link to Github: https://github.com/RamenTeam/ramen 

Type: Coursework, Side project

DriveX

Roles: Co-creator

Technical stack: Pixi.js, Javascript, Browserify, Webpack

DriveX is the university coursework developed to track the behavior of Uber drivers and customers. Moreover, optimizing the performance of an existing simulator with a better user interface, analytics dashboard and shortest pathfinding algorithm.

What I learn from this project?

• Simulate the pickup process with Pixi.js

• Visualize with realtime Javascript chart making library.

• Cluster traffic density with DBSCAN.

• Apply the concept of finite state machine to manage objects’ states

• Using Dijkstra’s algorithm for shortest path finding.

Type: Coursework

Course Management App 

Roles: Creator

Technical stack: Java

Type: Coursework, Simulation

Predator-Prey Simulation