SORAMITSU is hiring a
Web3 Substrate runtime Developer (Remote)

Compensation: $63k - $80k *

Location: Shibuya City Tokyo Japan

As a Substrate runtime Developer at SORAMITSU, you'll be working on some of our most exciting projects including: SORA network that provides tools for decentralized applications that use digital assets and Polkaswap - the eagerly anticipated AMM DEX (decentralized exchange) based on SORA network.

Don’t worry about Substrate in the job description! You’ll be focused on extending SORA and Polkaswap with new features. SORA and Polkaswap are live now, you can check them here polkaswap.io and here

Your work time

You’ll spend 50% of your time writing new pallets, 20% of your time checking PRs from your colleagues, 20% of your time on fixing and researching some technical issues and helping other teams and 10% of your time on meetings.

Your schedule

Our team is distributed and everyone has his own schedule. The main thing is to join daily team meetings and reply in chats if you were tagged. As was mentioned above you’ll spend most of your time on coding and it’s great! We don’t spend much time on meetings that we don’t need.

Responsibilities include:

  • Design, implement and support software production.
  • Write tests that guarantee high quality of functional and non-functional characteristics of produced code.
  • Perform code review for other developers.
  • Take part in making architectural decisions.

The ideal candidate has:

  • 2+ years of experience in development.
  • Experience in Rust, with a fair knowledge of the language specification.
  • Experience in Substrate development.
  • Good knowledge of Substrate, Polkadot, Kusama ecosystem.
  • Thorough knowledge of the standard library, and algorithms.
  • Understanding cryptography algorithms, blockchain concepts is a plus.
  • Understanding of blockchain consensus algorithms work is a plus.
  • Knowledge of one or more blockchain protocols: Ethereum, Polkadot
  • Understanding of basics in DevOps engineering.
  • Knowledge of principles and practices in Agile development.
  • Proficient understanding of code versioning and git-flow.

Working Conditions

  • Flexible 40-hour work week.
  • Permanent, full-time position.
  • The international team of professionals.
  • Possibility to work from offices around the globe.
  • Possibility to visit global meetups and conferences for education and/or for giving a speech.
  • An absence of a strict dress code.
  • Relaxed work environment.

SORAMITSU Co., Ltd. is a Japanese/Swiss technology company with expertise in developing blockchain-based solutions for digital asset and identity management. Our mission is to use blockchain technology to promote innovation and solve pressing societal challenges.

SORAMITSU is the original developer of the open-source blockchain platform Hyperledger Iroha, which is tailored for enterprise and public-sector use. The Iroha blockchain’s flexible permissions system and scalable, performant architecture suit it for digital asset and identity management in high-traffic, multi-stakeholder environments.

Together with the National Bank of Cambodia (NBC), SORAMITSU developed Bakong, the world’s first blockchain-based retail payments system launched by a central bank. We have also developed a digital asset custody solution for European CSDs, a closed-loop payment system for the University of Aizu in Japan, and an identity verification system prototype for Bank Central Asia in Indonesia, among other projects.

On the strength of our work with the NBC, we won a 2020 Global FinTech & RegTech Award and a 2021 Japan Financial Innovation Award. His Excellency Chea Chanto of the NBC was furthermore named 2021 Central Banker of the Year Asia-Pacific for his work on Bakong and other innovations. More recently, SORAMITSU was selected as a finalist in the Monetary Authority of Singapore’s Global CBDC Challenge.

Additionally, SORAMITSU is an ongoing contributor to the open-source SORA decentralized economic system and blockchain network, providing much of the core open-source code used by the ecosystem. SORAMITSU also contributes to numerous, open-source cryptocurrency wallets, such as the Fearless Wallet and SORA Wallet.

SORAMITSU’s guiding aim is to deploy cutting-edge technology on a global level in order to expedite financial inclusion and health, as well as mitigate economic inefficiencies.

Apply Now:

Compensation: $63k - $80k *

Location: Shibuya City Tokyo Japan


Benefits: Medical Insurance


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