OPEX interview process & guide 2026
Everything we know about interviewing at OPEX: what each round tests and compensation by level.
How hard is the OPEX interview?
Aggregated from 21 interview experiencesWhat OPEX actually tests for
How prominent each skill is across reported loopsFind the guide for your role
This is your next step: open the guide for the role you are interviewing for. Each one carries the questions OPEX interviewers actually ask that position, the loop structure, and pay by level.
What OPEX pays, by level
Estimated total compensation: base salary plus stock and annual cash bonus.
OPEX interview FAQ
Answered from real candidate and workplace dataHow hard is the OPEX interview?
Candidates most commonly rate OPEX interviews as medium, based on 21 reported interviews.
How much does OPEX pay for data roles?
Reported total comp for data roles at OPEX ranges from roughly $58k to $117k per year, varying by level, team, and location.
What topics does OPEX test in interviews?
OPEX interviews most often cover Software Testing, C++ (coding + theoretical questions), Test Design, Algorithms (basic problem solving), and Rigorous Test Development. The exact emphasis depends on the specific role you apply for.
What roles can I prepare for at OPEX?
Dataford has interview guides for 2 roles at OPEX, including QA Engineer and Software Engineer.
Ready for your OPEX interview?
Practice the exact questions from this guide with AI feedback, and walk into your loop knowing what to expect.