Blockchain developer

Rim Entertainment, Inc.

Tokyo, Japan Remote

Part time

$2.5-3.5k (monthly)


Jan 14

Welcome to Rim Entertainment, Inc. We are starting our blockchain studio! In close cooperation with Bitflyer based in Tokyo we are developing a platform to fulfil our mission - to make blockchain technology accessible. We are looking for a Blockchain Developer who can help in start up project.


- Development of NodeJS based frameworks and libraries, relational/non-relational databases, Swagger/OpenAPI based RESTful APIs, WebSocket based APIs

- Development planning: requirements gathering and design

- Debugging, root-cause analysis, bug fixing

- Unit and integration testing and Quality assurance


- Fluency in English (spoken and written)

- 5+ years professional development experience

- Expert knowledge of blockchain, cryptography, distributed networks, Bitcoin, Ethereum and other protocols, NodeJS, JavaScript/TypeScript, HTTP, WebSockets, JSON-RPC, Redis, Postgres, LevelDB

- Advanced knowledge of Sinon, Chai, Jest, Git (and GitHub)


At Rim Entertainment, Inc. you find a wide range of benefits: an international and welcoming team, dynamic work environment, relocation package, modern office space in the center of Tokyo, regular team events, top-of-the-line equipment and personal development plans. Remote workers are welcome to apply.

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Rim Entertainment, Inc.

Entertainment connects the world and makes people happy.