5.0
(15 reviews)
Engineering Manager | ML Practitioner | Interview Coach for ML, EM, and System Design
United States of America
Speaks English and Chinese
Active today Usually responds in a few hours

Services

$500 / month

Personalized career growth plan. ML / System Design / TL / EM interview preparation.

3 calls per month (60min/call)

Unlimited Q&A via chat

Expect responses in 24 hours or less

Hands-on support

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About

Machine Learning practitioner with 10+ years of experience scaling data systems at top-tier Silicon Valley companies. I’ve led impactful projects across Machine Learning, Recommender Systems, and large-scale infrastructure, and have been a people manager for over seven years. I actively interview ML Engineers and Engineering Managers, giving me a sharp lens into what top companies look for.

I’m happy to support you with:
- Resume reviews
- Mock interviews: system design, ML design, behavioral, project deep dive, and Engineering Manager interview
- Presentation rehearsals
- Role-playing critical conversations (e.g., asking for a raise or promotion)
- Career transitions: into management or into Machine Learning
- Career growth topics that matter to you (e.g., goal setting, project planning)
- Deep dives into ML technical topics of interest

Whether you're preparing for your next big opportunity or navigating a career pivot, I’ll meet you where you are and help you move forward with clarity and confidence.

What mentees say

5 out of 5 stars

I was glad that I had several calls with Xun. She managed to prepare me for a behavioural and system design interview at a big tech company using just a few sessions (offer received!). She was very engaged in conversation, and her comments and advice were always exact and understandable. I would highly recommend Xun and hope to speak with her again later during my career development

Nikolai

Nikolai

Lite Plan • 7 months

Nikolai wrote 1 more review for the same mentorship

5 out of 5 stars

I had unsuccessful interviews with big tech companies a few months before. I decided that I need some additional checks and advice for another opportunity with Meta. I had a recommendation about Xun from my former colleague and I have no doubts now that this collaboration was very helpful for me too. I had three calls with Xun, mostly for mock interviews (2 ML system design and 1 behavioural). She gives you very clear comments about things that you would never think of on your own. It could be something obvious or very thoughtful and deep, but it would be very helpful, and you would understand what you need to do to fix it. Xun was always very polite and easy to communicate with. As a result of this mentorship, I was able to pass the Meta bar for the SWE (ML) position. I really enjoyed working with Xun! Don't hesitate, this could be a turning point in your career!

Nikolai

Nikolai

5 out of 5 stars

I reached out to Xun for a mock ML design interview, and it was fantastic! She came extremely well prepared with a question directly relevant to the company I’m interviewing with. Her feedback was thorough, actionable, and helped me spot gaps in my knowledge. I'd highly recommend her to anyone looking for ML mock interviews of any kind!

Anushree

Anushree

Session: Mock Interview

5 out of 5 stars

I had a great session with Xun, and would definitly recommend to others! She came prepared, provided helpful and insightful feedback, both on the information I provided in advance as well as in our conversation.

Eyal

Eyal

Session: Consultation

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