Principal Software Engineer (AI)

TL;DR

Principal Software Engineer (AI): Building and optimizing distributed data systems and APIs for adaptive, context-aware experiences in hirify.global AI with an accent on privacy, security, performance, and scale. Focus on architecting solutions for personalized signals, designing data models, and building real-time personalization engines to drive Copilot's intelligence.

Location: Onsite in Mountain View, United States. Employees within a 50-mile commute of a designated hirify.global office in the U.S. are expected to work from the office at least four days per week.

Salary: USD $220,800 – $331,200 per year (San Francisco Bay Area and New York City metropolitan area).

Company

hirify.global AI focuses on building intelligent systems that deeply understand users and adapt across agents, applications, services, and infrastructure.

What you will do

• Architect scalable, low-latency systems for ingesting, processing, and serving personalized signals.
• Design data models and APIs that enable Copilot to reason about user context, preferences, and history.
• Build real-time and batch personalization engines that adapt Copilot’s behavior.
• Collaborate with privacy, security, and responsible AI teams.
• Optimize for performance, reliability, and cost across diverse workloads and geographies.
• Ship high-quality, well-tested, secure, and maintainable code.

Requirements

• Bachelor’s Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in C, C++, C#, Java, JavaScript, or Python.
• 4+ years’ experience building scalable services, including securing applications and infrastructure on top of cloud platforms like Azure, AWS, or GCP.
• 3+ years’ experience in OSS data technology such as Kafka, Spark, or Flink.
• Experience with large scale data systems.
• Experience working with AI platforms, frameworks, and APIs.
• Experience using, deploying, and scaling language learning models.

Culture & Benefits

• Foster a growth mindset, innovate to empower others, and collaborate to realize shared goals.
• Embody values of respect, integrity, and accountability.
• Contribute to a culture of inclusion where everyone can thrive.