[Hiring] Senior Product Manager, B2B Crypto Infrastructure @Coinme

Role Description

We're seeking a Senior Product Manager who is deeply technical, detail-obsessed, and payment-savvy to lead our B2B product initiatives and scale our crypto transaction orchestration infrastructure. If you’ve shipped API-first products in fintech or crypto and have hands-on experience scaling transaction fulfillment at a major exchange, stablecoin infrastructure provider, or crypto-native fintech, we want to hear from you.

What You’ll Own

• Own the full product lifecycle of Crypto-as-a-Service, with a strong emphasis on API quality, integration reliability, transaction fulfillment at scale, and partner success.
• Define and evolve APIs, SDKs, onboarding flows, sandbox environments, and technical documentation.
• Scale our on-chain transaction fulfillment pipeline, including signing infrastructure, gas management, wallet orchestration, and transaction queuing—to support high-throughput partner volumes across multiple chains.
• Write world-class PRDs that include sequence diagrams, detailed error states, edge-case handling, and compliance requirements.
• Collaborate with engineering on architecture decisions, payload structures, rate limiting, and event sequencing.
• Work with Compliance, Legal, Payments, and Fraud teams to optimize KYC/AML flows, chargeback handling, and risk controls.
• Drive iterative development cycles grounded in real partner usage, API analytics, and continuous testing.
• Act as the internal SME on payments, APIs, crypto rails, and integration best practices.

Qualifications

• 5+ years of product management experience in crypto or fintech.
• Hands-on experience scaling crypto transaction fulfillment or orchestration infrastructure at a major exchange, crypto/stablecoin infrastructure provider, or similar high-throughput environment.
• Understands exchange infrastructure, including treasury management and liquidity operations.
• Strong understanding of blockchain settlements and blockchain infrastructure, including signing, broadcasting, gas and fee management, confirmation tracking, and error recovery.
• Experience building or supporting API-first B2B products, including REST APIs, SDKs, and webhooks.
• Ability to read logs, troubleshoot API failures, inspect JSON payloads, and guide partner engineers through integration issues.
• Demonstrated history of leading partner-facing integrations from onboarding to launch.
• High attention to detail in writing specs, mapping edge cases, and defining testing requirements.
• Experience working closely with engineering teams and speaking comfortably about architecture, dependencies, and system constraints.
• Familiarity with agile methodology, technical documentation practices, and rapid iteration.
• Tools experience: Postman, API consoles, Jira, Confluence, analytics platforms (Amplitude, Mixpanel, etc.).
• Bonus: experience with major wallet platforms (e.g. Fireblocks), multi-signer or multi-wallet architectures, gas optimization strategies, and transaction queuing systems.