Senior Engineer, API & Interoperability
Launch Legends
WorldwideFully remotePart TimeSeniorInformation Technology
Posted 3 hours ago3h agoApply link checked 3 hours ago
Why we think you can apply
- Hiring model
- Open worldwide · the employer states no country restriction
- Work from
- Anywhere, the UAE included
Posted 3 hours ago · apply link checked 3 hours ago
About the role
Responsibilities
- Own versioned gRPC, GraphQL, and REST API contracts for DevHub and partners
- Manage IBC channels, relaying, and bridge surfaces (Base to Autheo)
- Implement durable workflows (Saga) for multi-step flows
- Deliver reliable event delivery (webhooks/streams) with idempotency
- Ensure reliability via Kubernetes, circuit breakers, and OpenTelemetry tracing
- Maintain developer surfaces including documentation and sandboxes
Requirements
- 5+ years in protocol or API engineering
- Proficiency in Go or Rust, and gRPC or GraphQL
- Experience operating a bridge, IBC path, XCM, or CCIP
- Strong understanding of distributed systems (retries, idempotency, timeouts)
- Experience with Kubernetes and tracing (OpenTelemetry)
- Bachelor's or Master's in Computer Science or equivalent
Preferred Qualifications
- Experience with Cosmos SDK or EVM clients
- Experience with bridge audits
- Multi-language SDK development
- Experience with Kafka or equivalent event logs
- Public technical artifacts (specs, crates, or design docs)
About the Company
Launch Legends is the parent company of Autheo, a Layer-0 Operating System and integrated Layer-1 blockchain. Autheo Mainnet is live, THEO is trading, and the project is focused on bridging Web3 technology with enterprise-grade solutions and DePIN innovations.
What we look for
- 5+ years in protocol or API engineering
- Production Go or Rust
- Experience with gRPC or GraphQL
- Experience with IBC, XCM, or CCIP
- Distributed systems expertise
- Kubernetes and OpenTelemetry
RustKubernetesGoGraphQLgRPCOpenTelemetry
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Launch Legends
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NeverApply scores every new listing against your CV, salary floor and visa. A handful of real matches by morning.
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