Principal Machine Learning Engineer, Recommendation Algorithm at ByLabs
About the role
About the Role As a Principal Recommendation Algorithm Engineer, you will be responsible for personalized recommendations across the trading products, content, and community. You will understand how user behavior evolves across scenarios; model cross-scenario behavior sequences, short- and long-term interests, and changes in intent; and jointly optimize objectives such as clicks, conversions, and retention to improve recommendation performance and user experience. You will work closely with rec…
Interview process at ByLabs
General interview process (this company's specific loop isn't published - reach out if you have insider info).
- Recruiter phone screen - typically 20-40 min
- Technical screen - 1 coding problem or take-home; format varies by company
- Onsite / virtual loop - typically 4-6 rounds over 2-3 weeks; exact split of coding, systems design, and behavioral varies by role and location
Platforms used: unknown — MiPrep tested compatible with major platforms
How to prepare
MiPrep helps you rehearse the specific cadence and question types ByLabs interviewers score on. Upload your resume and this job description; MiPrep generates a rehearsed answer set in your voice from your own projects.