Senior Data Engineer (AdTech)

TL;DR

Senior Data Engineer (AdTech): Building and optimizing high-scale data and ML feature infrastructure for advertising systems with an accent on real-time streaming, data pipeline robustness, and privacy compliance. Focus on architecting scalable systems for ads personalization and ranking, collaborating with ML/backend teams, and driving developer productivity.

Location: Hybrid in San Mateo, CA, United States (onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday).

Salary: $242,100—$293,800 USD (Annual)

Company

hirify.global is a leading platform connecting tens of millions of people through immersive 3D digital experiences created by its global community.

What you will do

• Build high-performance data pipelines and real-time streaming systems for online and offline ML features, training data, and statistical computation at scale.
• Design and scale robust data infrastructure for powering retrieval and ranking of various ads systems across hirify.global.
• Ensure data systems are reliable, observable, privacy-compliant, and performant under heavy concurrency and high throughput.
• Partner with ML and backend engineers to define scalable interfaces and enable rapid iteration for model development and experimentation.
• Partner with Data Platform and Data Infra teams to build high quality data processing workflows.
• Contribute to internal platforms and tools that abstract complexity and improve developer productivity.
• Act as a tech lead and mentor junior engineers, taking ownership of projects throughout their full lifecycle.

Requirements

• 7+ years of work experience building production-grade, scalable, and reliable data systems.
• Solid programming skills in Python and strong knowledge of SQL.
• Strong expertise in developing large-scale data pipelines (batch and streaming) and big-data processing technologies such as Spark, Apache Druid, Flink, Ray, or Kubeflow.
• Excellent cross-functional collaboration skills; enjoy building systems that enable and accelerate team productivity.
• Data-driven focus for quality metrics and monitoring, approaching data as a product.
• B.S. equivalent in Computer Science or sufficient experience.

Nice to have

• Knowledge about advertising and the technology which powers it.
• Experience building data pipelines at TB+ scale.
• Experience leveraging AI tooling to build simplified, human-centric experiences for internal customers.

Culture & Benefits

• Work to shape the future of human interaction and solve unique technical challenges at scale.
• Help create safer, more civil shared experiences for everyone, making a significant impact.
• Join a highly skilled and rapidly growing team.
• All full-time employees are eligible for equity compensation and a comprehensive benefits package.