Principal Software Engineer

About Index Engines

At Index Engines, we’re all about helping companies bounce back from cyber threats and trust their data again — no matter what hits them.

Our flagship solution, CyberSense, delivers 99.99% accuracy in detecting data corruption, helping organizations recover quickly from ransomware attacks. We partner with awesome industry leaders like Dell Technologies, IBM, Lenovo/Infinidat, and Hitachi Vantara to power AI-driven cyber recovery across both primary and backup storage.

We’re a growing, tech-forward company with a startup feel and an enterprise-level impact. We take our mission seriously — but not ourselves. Expect a team that’s collaborative, curious, and loves solving hard problems together.

The Role

Index Engines has an outstanding career opportunity for principal level ML Software Engineers. The ideal candidate will develop, maintain, and support Machine Learning, infrastructure, and software for the Index Engines’ Linux application and will work closely with the business organizations to identify strategic customer needs that can be addressed with ML.

What You'll Do

• Work as member of a Scrum team to design and develop models, infrastructure, and software components that ensure system operates per requirements. Implement and unit tests.


• Work with other Scrum team members to integrate and test software modules.


• Provide estimates for assigned tasks during release/sprint planning efforts.


• Work with QA to review test plans and support QA activities during test phases.


• Work with support to analyze and resolve customer impacting issues.


• Work with Product Management to review requirements for new/proposed features.


• Provide technical leadership within assigned areas of responsibility medium-large teams/features.

What You Bring

• Deep understanding of the fundamental principles of classic ML and deep learning


• Experience implementing and maintaining ML-based solutions


• Experience with software development using Python and data science software tools


• Proficient with the development of data structures and algorithms that are both performance oriented and able to scale to manage large datasets.


• Agile Development methodology.


• Strong Intrapersonal and teamwork skills.


• Strong written and oral communications skills.

• Enjoys working in a challenging and highly collaborative environment.


• Able to work as part of a team.


• Able to accommodate the time zone differences required to work with teams in the US and Asia.

• Require minimal supervision and be able to operate in a matrixed organization.


• Desire to learn new technologies.


• PhD or master’s degree in computer science or related field.


• Minimum of 7-10 years of professional experience in software engineering.


• Minimum of 3 years of professional experience with Machine Learning

You'll Succeed Here If You

• Experience with software development using Python.


• Software development in C for Linux.


• Experience with virtualization environments


• Experience with git, Jira and Confluence.


• Experience within administration and sripting of Linux environments.


• Experience with backup software/technology.


• Experience with database management systems.


• Knowledge of communication protocols.


• Familiarity with server hardware and networking.

Why You’ll Love Working Here

At Index Engines, you’ll join a team that’s equal parts smart, supportive, and a little nerdy (in the best way possible). We move fast, collaborate often, and celebrate wins big and small.

You’ll have the freedom to experiment, make decisions, and actually see the impact of your work. We’re proud of what we build — and we like having fun while we do it.

If you’re looking for a place where you can lead with vision, grow with purpose, and work with people who genuinely enjoy what they do, you’ll fit right in.

• Competitive salary based on experience and qualifications


• Comprehensive health, dental, and vision benefits


• 401(k)


• Opportunities for professional development and certification support


• Collaborative team environment with a mission-driven culture


• Unlimited PTO


• Hybrid work environment with Mondays and Fridays WFH