Senior Protocol Engineer: MCP/A2A Integrations

FlarePort; United States; Remote; USD 180,000 - 260,000; Full time

Benefits offered by this job

Equity

Job summary

FlarePort is seeking a Staff-level engineer to design the protocol surface that lets marketplaces speak MCP/A2A. You will translate heterogeneous schemas into resilient adapters, build rate limiting and telemetry guardrails, and own backwards compatibility across customer fleets.

This role requires fault-tolerant, cross-region services, experience with TypeScript or Go and a second strongly typed language, plus OAuth/OIDC, HMAC, and zero-trust patterns.

Qualifications

• 7+ years building distributed systems or protocol-heavy products.
• Deep experience with TypeScript or Go and a second strongly typed language.
• Confidence designing fault-tolerant services across regions.
• Experience with OAuth/OIDC, HMAC, and zero-trust principles.
• Ability to dissect and normalize third-party API schemas quickly.

Responsibilities

• Translate heterogeneous marketplace schemas into MCP/A2A adapters.
• Build rate limiting, authentication, and telemetry guardrails into integrations.
• Partner with security to threat-model agent abuse vectors before they reach production
• Own backwards compatibility for API and protocol changes across customer fleets.
• Ship instrumentation that makes reliability and latency regressions obvious.

Skills

Distributed systems

TypeScript or Go

Second typed language

Fault-tolerant design

OAuth/OIDC, HMAC, zero-trust

Schema normalization

Tools

Kafka/Pulsar/Kinesis

Job description

FlarePort is seeking a Staff-level engineer to design the protocol surface that lets marketplaces speak MCP/A2A. You will translate heterogeneous schemas into resilient adapters, build rate limiting and telemetry guardrails, and own backwards compatibility across customer fleets.

This role requires fault-tolerant, cross-region services, experience with TypeScript or Go and a second strongly typed language, plus OAuth/OIDC, HMAC, and zero-trust patterns.