ouryahoo
Senior Software Engineer - Activation APIs
At a Glance
- Location
- United States
- Employment
- Full time
- Experience
- 5+ years
- Compensation
- for this position ranges from $128,250.00 - $266,875.00/yr and will vary depending on
- Posted
- 2026-03-10
Key Requirements
Required Skills
Domain Knowledge
- Education
- Engineering
- Healthcare
- Regulatory
Benefits & Perks
or commissions. Our comprehensive benefits include healthcare, a great 401k, backu
Requirements
5+ years software engineering experience building production systems
3+ years hands-on experience developing and operating high-performance APIs or distributed services
Proven track record delivering high-quality, well-tested code on schedule
Understanding of data privacy compliance (GDPR, CCPA) in API design and implementation
Experience with Cloud Spanner, Valkey/Redis, or other low-latency data stores in production
Knowledge of API gateways (Apigee, Kong, Ambassador) and service mesh (Istio, Linkerd)
Responsibilities
As a Senior Software Engineer, you will build and optimize high-performance production APIs that serve millions of requests per second with sub-10ms latency.
These APIs are critical infrastructure enabling our personalization and advertising systems to access the 2.5B+ profile dataset in real-time, directly impacting hundreds of millions in annual revenue and user experience quality.
You will develop API endpoints integrating with downstream systems and applications, ensuring reliable, low-latency access to user profile data, audience segments, and enrichment signals.
Your work requires balancing extreme performance requirements (sub-10ms p99 latency) with data privacy compliance, cost efficiency, and production reliability at massive scale.
This role demands deep expertise in high-performance API development, distributed caching strategies, and production systems engineering.
You will collaborate closely with Product, Data Platform, and Infrastructure teams while taking ownership of critical API components that serve as the backbone of our data activation strategy.
Team
Our platform is the foundational identity and data layer for 900M+ monthly active users, serving 2.5B+ profiles at massive scale. We are building a predictive, identity-centric insights engine—ensuring our audience is understood with precision to deliver hyper-personalized experiences and advertising solutions across all our digital properties.
Our mission centers on first-party data strategy: capturing, enriching, and activating audience signals to build a 360-degree view of every user. We operate under a Privacy-by-Design philosophy, adhering to global regulations (GDPR, CCPA) and industry security standards, while leveraging a cloud-native stack across GCP (BigQuery, Spanner, Dataflow, Composer, GKE) and AWS, with modern MLOps practices to deliver measurable business impact.