Partner Success Engineer: Enterprise API Integrations

Yahoo Holdings Inc.; Richardson (TX); Hybrid; USD 144,000 - 299,000; Full time

Benefits offered by this job

Health insurance

401k plan

Education stipends

Job summary

Yahoo Mail is building Data Products - externalizing data as partner-ready APIs and data feeds. We are seeking a Partner Success Engineer to own end-to-end partner integrations, ensure API contracts are met, and SLA commitments are honored.

This role sits at the intersection of engineering, data, and partnerships, requiring a strong ownership mindset, proactive problem-solving, and the ability to interface with enterprise engineering teams and executives.

Qualifications

• 8+ years of software engineering experience, focused on partner engineering, solutions architecture, or external API integration.
• Deep technical expertise with REST/gRPC APIs, HTTP protocols, rate limiting, authentication frameworks (OAuth 2.0, API keys), and formal data contracts.
• Proven experience partnering with enterprise clients as the primary technical contact for complex integrations.
• Strong background in distributed systems, high-throughput event streaming (Kafka, Pub/Sub), and large-scale data delivery architectures.
• Ability to debug complex, asynchronous systems under pressure and communicate status to non-technical stakeholders.

Responsibilities

• Serve as the single point of contact and DRI for technical partner success, from sandbox onboarding to production optimization.
• Maintain API reliability, performance, latency, uptime, and SLA compliance across all data feeds and integrations.
• Establish proactive monitoring, logging, and alerting for data product health and issue resolution.
• Translate partner requirements into actionable technical specs and roadmap items.
• Partner with core engineering to harden APIs, optimize streaming pipelines, and refine data contracts from production feedback.
• Maintain developer documentation, integration playbooks, and architecture diagrams.

Skills

REST APIs

HTTP protocols

OAuth 2.0

API keys

Data contracts

Enterprise partner experience

Distributed systems

Event streaming

Debugging under pressure

Stakeholder communication

Job description

Yahoo Mail is building Data Products - externalizing data as partner-ready APIs and data feeds. We are seeking a Partner Success Engineer to own end-to-end partner integrations, ensure API contracts are met, and SLA commitments are honored.

This role sits at the intersection of engineering, data, and partnerships, requiring a strong ownership mindset, proactive problem-solving, and the ability to interface with enterprise engineering teams and executives.