Full Stack Engineer Presence

StreamingFast is a blockchain data infrastructure company building and operating the Firehose and Substreams technologies.

Seed6 current maintainers6 active leadsTeam intelligence

Maintainer signals as of 9/25/2026

Montreal, Canada
About StreamingFast

StreamingFast is a Montreal-based web3 technology company and core developer on The Graph. Its Firehose extraction layer and Substreams parallel data-transformation engine process blockchain history and live data at high speed, with outputs usable by applications, databases, subgraphs, and other sinks. The company also operates hosted blockchain-data services and describes itself as employee-owned, a web3 builder, and an investor.

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Skills

Candidate Availability

Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

Design, develop, and deploy web applications and Go backends while building developer experiences in distributed data systems and working with blockchain data, protocols, and consensus algorithms.

Requirements

  • Around 5–8 years of engineering experience with strong software development practices.
  • Experience with distributed systems, databases, cloud services, cloud-native systems, and microservices.
  • Strong foundation in algorithms, data structures, and system design.
  • Excellent problem-solving skills and attention to detail.
  • Strong communication and collaboration skills.
  • Experience with Go, Rust, and React.
  • Experience reading Rust and C++.
  • French speaking is a plus.
  • TypeScript and React experience is interesting but not required.

Responsibilities

  • Design and implement scalable and robust distributed data processing systems using Go.
  • Collaborate with the CTO, Engineering Director, and senior engineers to define feature specifications and build new products and features.
  • Lead development of critical system components for high performance and reliability.
  • Promote a culture of engineering excellence.
  • Evaluate and incorporate technologies to improve the company's products.

Benefits

  • Competitive salary and benefits package
  • Equity
  • Bonuses
  • Health benefits
  • Wellness stipends