Blockchain Internship

at Hashstack

61 d. ago
About the Job


Hashstack is on a mission to build an ecosystem of trustless, borderless autonomous financial
products that serve the needs of millions of underserved around the world. Our product, Open
protocol facilitates secure under-collateralized loans to the retail cryptocurrency market.
This is an onsite role in Bangalore, India.

Our Technology

We use NodeJs in the backend to monitor on-chain & off-chain proceses. The client is built in
ReactJs/Ant UI. Our APIs are served through GraphQL. We have a dual server set-up. Our
infrastructure is deployed on aws & gcp.


  1. Practical experience developing smart contracts in Solidity is a mandate.
  2. Can write secure, scalable smart contracts on Ethereum as well as EVM compatible blockchains such as Binance smart chain, Polygon.
  3. Good to have at least 1 live project(s) on-chain.
  4. Good knowledge in fungible & non-fungible token standards.
  5. Test driven development.
  6. Practical knowledge of web3/ethers, truffle/hardhat, truffle/hd-wallet, ganache-cli, smartcontract oracles, Infura is an advantage.
  7. Methodical approach to every day tech problems.
  8. Familiar with the linguistics of decentralised finance.

Bonus points [Nice to have]

● First principle thinking.
● Practical knowwledge of Github workflows, typescript, reactJs.
● Technical understanding of Hardhat, EthersJs, Diamond standard/Proxy pattern.
● Positive references.

Scope of work

  1. Develop secure, scalable & upgradeable smart contracts basing EIP 2535.
  2. Write end-to-end unit and integration tests.
  3. Collaborate closely with the development and product teams to ensure timely delivery.
  4. Technical documentation.

What to expect

We are results driven. We get things done. We work hard. When we fail, we learn fast, & pick
ourselves up.

  1. Opportunity to work on meaningful problems.
  2. Fast moving, challenging & complex business problems.
  3. Competitive salary & flexible hours.
  4. Meritocracy culture. __________________________

Hashstack focuses on Blockchain / Cryptocurrency. Their company has offices in Bengaluru and British Virgin Islands. They have a small team that's between 11-50 employees. To date, Hashstack has raised $1M of funding; their latest round was closed on January 2022 at a valuation of $16.62M.

You can view their website at or find them on Twitter and LinkedIn.