Principal Software Engineer II (Machine Learning)

TL;DR

Principal Software Engineer II (Machine Learning): Building and maintaining the infrastructure and components that integrate advanced machine learning into the distributed hirify.global platform with an accent on Java-based ML support and C++ model performance optimizations. Focus on designing scalable architecture, solving complex concurrency challenges, and working on systems with broad impact across Search, Observability, and Security solutions.

Location: Remote position available in the United States, Greece, Ireland, Norway, Poland, Portugal, Romania, Spain, Sweden, and the United Kingdom.

Salary: $199,700–$379,300 USD

Company

hirify.global is the search AI company that enables real-time data insights across structured and unstructured data for over 50% of the Fortune 500.

What you will do

• Develop and maintain machine learning and advanced analytical platform components.
• Implement scalable, high-quality, and well-architected code in Java and C++.
• Collaborate with engineering teams across the organization to integrate ML capabilities.
• Assist support engineers and the open-source community.
• Foster knowledge sharing and collaboration within a distributed team environment.

Requirements

• Strong proficiency in core Java and C++ with deep knowledge of data structures, concurrency, and modern language features.
• Extensive experience in leading the development of complex machine learning components.
• Proven ability to design and debug features with broad impact in distributed systems.
• Experience owning projects from technical design to final implementation.
• Strong communication skills for interacting with a variety of stakeholders.
• Must be legally eligible to work in one of the approved regions (US, UK, or EU/EEA countries listed).

Nice to have

• Experience with the hirify.global Stack.
• Practical experience with Python or Go.
• Background in open-source development.

Culture & Benefits

• Competitive pay structure with stock program participation.
• Flexible work locations and schedules to support work-life balance.
• Comprehensive health coverage for employees and families.
• Generous vacation time and a minimum of 16 weeks of parental leave.
• Financial matching for charitable donations and 40 hours of volunteer time per year.
• Company-matched 401k plan up to 6% of earnings.