**Chris Chan**
+1 707 506 6916
chrischan4hkx3_rta@indeedemail.com
London, ON N6B 3L5

**Blockchain Developer** with six years of experience in developing and deploying blockchain and backend solutions across diverse industries. Expert in Solana and Ethereum blockchain platforms, with a strong background in chain and cross-chain protocol development using Cosmos SDK and Substrate. Proficient in trading and DeFi, and skilled in server management and DevOps.

### **Work Experience**

**Blockchain Backend Developer (Remote)**
*CoinRoutes, USA | Nov 2022 – Apr 2024*
(https://www.coinroutes.com)
- Designed and implemented a Rust-based server to aggregate data from multiple exchanges, relaying information to the backend, and deployed four instances using Ansible.
- Developed a Rust WebSocket proxy server to manage subscriptions and facilitate frontend client connections.
- Integrated APIs from Bullish and AsiaNext platforms, providing access to spot, futures, and options trades.
- Built APIs for OTC products and integrated them with the frontend.
- Collaborated with support teams to resolve client-reported errors.
- Contributed to API gateway development and implemented Kubernetes auto-scaling for critical servers.

**Blockchain Developer**
*NUTS Finance, Hong Kong | Jun 2019 – Jun 2022*
(https://www.nuts.finance)
- Designed a multipurpose, state-aware bridge for cross-chain yield aggregators, lending protocols, and NFT marketplaces.
- Enhanced backend projects and smart contracts for encrypted user communications.
- Developed staking smart contracts for LP tokens interfacing with Uniswap v2/v3, PancakeSwap, and others.
- Built blockchain infrastructure using Tendermint and Cosmos SDK with native KYC/AML functionalities.
- Created Substrate-based modules and a state machine system for streamlined debugging.

**Backend Developer**
*ICO, Hong Kong | Jan 2016 – Aug 2017*
(https://www.ico.com.hk)
- Developed a web-based screen monitoring system, improving productivity tracking by 30% for enterprise clients.
- Built a biometric authentication system, reducing unauthorized access by 80% via fingerprint and facial recognition.
- Applied Agile methodologies, delivering 5+ projects on schedule with a 20% reduction in critical bugs.

### **Education**
**Bachelor’s in Computer Science**
*Hong Kong Baptist University | Apr 2012 – Aug 2016*

### **Skills**
**Languages:** Rust, Go, C++, Python, JavaScript, TypeScript, Solidity
**Frameworks:** Rocket, Axum, Django, FastAPI, Flask, Express.js, Nest.js, React, Next.js
**Blockchain:** Ethereum, Solana, Cosmos SDK, DeFi, NFT Marketplaces, Consensus Algorithms
**Databases:** MySQL, PostgreSQL, MongoDB, Cassandra, Redis, Neo4j
**DevOps & Cloud:** Docker, Kubernetes, AWS, Terraform, Ansible, Jenkins, GitHub Actions
**Monitoring & Messaging:** ELK, Prometheus, Grafana, Kafka, RabbitMQ

### **Links**
https://www.coinroutes.com
https://www.ico.com.hk
https://www.nuts.finance

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