Jonathan Tang Email & Phone Number

London, Gb

- Responsible for crypto payments dApp development using React, Next.js, TypeScript and Golang - Responsible for EVM Smart Contract development using Solidity and Hardhat, and Solana Program development using Rust and Anchor

London, England, Gb

- Responsible for development of trader-facing UI tools, enhancing the toolset of options trading apps, with a focus on scalable, intuitive interfaces for efficient, confident trading of multiple products- Collaborated closely with traders and developers to optimise user experience, ensuring product suitability for critical business functions with an emphasis on performance, testability, maintainability, and resilience.

Regents Park, England, Gb

- Responsible for developing an institutional crypto asset trading platform (OMS/EMS/PMS) using React with TypeScript, Golang, Postgres, FIX Protocol and various GCP services including Data Lake, Cloud Functions, App Engine and Big Query- Led a team to build out the custodian / bank reconciliation and connectivity work with providers such as Copper, Firebase, Anchorage- Building out the Order Management System for sell-side trading for internal use, which included developing a range of ticket management and charting tools to support RFQ. Involved in building the Portfolio Management dashboard, as well as the quoting engine for neobank use- Developing the frontend of trading platform, using libraries such as Material UI, AG-Grid, Plotly and integration with TradingView Charts

London, Gb

- Responsible for the Smarkets Exchange and SBK mobile apps using React Native with TypeScript, developing features like event visualization, charts, and trading oriented tools, with product and performance being a key area of focus since the exchange handles a lot of real-time data- Used libraries such as Jest for writing unit and snapshot tests, Redux for state management, and GraphQL for querying data

- Responsible for the interview.ac frontend application using React with Next.js, TypeScript, and Redux to develop a technical interview preparation platform, including features such as a browser-based editor and data structure visualizations- Responsible for developing a backend using NestJS with TypeScript, taking care of features such as OAuth authentication with JWT, payment processing via Stripe, tooling around AWS identity-based policies, and transactional and marketing emails

Nottingham, Gb

- Worked mainly on both the native iOS (Swift) and Android (Kotlin and Java) apps, with over 2 million monthly active users- Used technologies and frameworks such as RxSwift, PureLayout, Quick & Nimble, Carthage, RxJava, and JUnit- Turned stakeholders ideas into designs (using Sketch and Framer X) for the app team to work off- Volunteered to pair program with local university students to expose them to test-driven development and also mentored at HackTheMidlands 2018

Bsc With Industrial Experience, Mathematics And Computer Science

A-Levels, Computing (A*), Mathematics (A*), Further Mathematics (A*)