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Builds blockchain-native, decentralized APIs with DAO-governance

Senior Software Engineer

API3 builds blockchain-native, decentralized APIs with DAO-governance and quantifiable security. We have recently raised a high profile seed round, executed a public distribution, and are now looking to fill some key roles in our core technical team.

Airnode is a serverless oracle node designed to be operated by API providers, and will act as a gateway between traditional Web APIs and smart contracts running on blockchains. This position will help extend Airnode to support new protocols and functionality, improve the CI/CD pipeline of Airnode and the automation testing for API3 solutions.


  • Work on mission-critical projects with limited/no supervision
  • Play an active role in the design and architecture of our solutions
  • Learn new technologies as needed
  • Work remotely with an internationally distributed team


  • 5+ years of professional experience as a software developer
  • Very proficient with JavaScript/TypeScript
  • 2+ years of experience with Node.js
  • Experience with microservice architecture
  • Experience with Docker
  • Experience with automation testing
  • Good grasp of modern software development tools (testing frameworks, CI/CD, version control, etc.)


  • Experience with Terraform
  • Solidity experience
  • Experience with serverless functions in AWS, Azure and/or GCP

How to Apply

To apply for this position, send a free-form application with the title “Senior Software Engineer” to [email protected]. Please provide your Github page or any other source where we can review your work.

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