Remote Equity Cofounder: Senior API & Interop Engineer

Autheo; Cheyenne (WY); Remote; USD 120,000 - 160,000; Part time

Benefits offered by this job

Equity in Launch Legends

Token allocations

Job summary

Launch Legends Inc. is seeking a Senior Engineer, API & Interoperability to own the contracts and surfaces used by DevHub, partners, and the Autheo Mainnet. The role emphasizes API design, interoperability, and durable workflows, with Go and Rust as core languages and a strong focus on reliability.

The position is part-time equity-based, with salaried compensation expected to begin within 4–5 months. You’ll work alongside Protocol and SRE teams, reporting to engineering leads, and may

Qualifications

• 5+ years in protocol or API engineering.
• Production Go or Rust experience; knowledge of gRPC/GraphQL.
• Experience with bridges/IBC or equivalent message layer.
• Distributed systems: retries, idempotency, timeouts, saga/outbox.
• Kubernetes and tracing (OpenTelemetry).
• Bachelor’s or Master’s in Computer Science or equivalent depth.

Responsibilities

• Own API contracts and versioned interfaces for DevHub and partners.
• Develop Go/Rust clients and bindings; provide JS binding as needed.
• Work on IBC, bridge paths, and event delivery for dApps.
• Ensure reliability: retries, idempotency, timeouts, saga implementations.
• Maintain OpenTelemetry traces and instrument CI benchmarks.
• Mentor engineers; contribute docs and sandboxes.

Skills

Protocol/API engineering

Go/Rust production

gRPC

GraphQL

Kubernetes

OpenTelemetry

IBC

SRE

Education

Bachelor’s or Master’s in Computer Science

Tools

Go

Rust

gRPC

GraphQL

Kubernetes

Job description

Launch Legends Inc. is seeking a Senior Engineer, API & Interoperability to own the contracts and surfaces used by DevHub, partners, and the Autheo Mainnet. The role emphasizes API design, interoperability, and durable workflows, with Go and Rust as core languages and a strong focus on reliability.

The position is part-time equity-based, with salaried compensation expected to begin within 4–5 months. You’ll work alongside Protocol and SRE teams, reporting to engineering leads, and may