Blockchain Infrastructure Intern

Time Seventeen; Hong Kong; On-site; HKD 134,000 - 201,000; Full time

Job summary

Time Seventeen is building risk-pricing infrastructure by connecting on-chain systems to production trading and data products. You will explore protocol behavior, build small integrations, and learn how to separate a promising demonstration from a secure production capability.

You will work across research, engineering, markets, and risk, clarifying assumptions early and sharing intermediate evidence while delivering concrete results for real workflows.

Qualifications

• Pursuing technical degree or equivalent software experience.
• Experience with TypeScript, Python, Rust, Solidity, or another relevant language.
• Basic understanding of blockchains, transactions, and smart contracts.
• Careful approach to security and enthusiasm for learning production systems.
• Ability to explain complex work clearly and update views when new information warrants it.
• Interest in building infrastructure for geopolitical and catastrophe risk.

Responsibilities

• Develop and test integrations with blockchain nodes, indexers, smart contracts, and wallets.
• Help monitor on-chain data quality, transaction lifecycle, and system reliability.
• Research protocols and turn technical findings into working prototypes.
• Contribute code, tests, and documentation alongside experienced engineers.
• Evaluate DeFi integrations for oracle assumptions, collateral behavior, settlement rules, and transaction failure modes; document findings before proposing implementation.
• Document important decisions, assumptions, and limitations so that colleagues can review the work and extend it without relying on undocumented context.

Skills

TypeScript

Python

Rust

Solidity

Blockchain basics

Security mindset

Communication

Learning mindset

Education

Technical degree in progress

Job description

Time Seventeen is building risk-pricing infrastructure by connecting on-chain systems to production trading and data products. You will explore protocol behavior, build small integrations, and learn how to separate a promising demonstration from a secure production capability.

You will work across research, engineering, markets, and risk, clarifying assumptions early and sharing intermediate evidence while delivering concrete results for real workflows.