A full mock for your target role
Explaining your code, a system-design walkthrough and behavioral questions — then detailed feedback on language, clarity and structure.
Tech interview coaching
Make your technical experience easy to follow.
Prepare to explain systems, trade-offs, decisions and outcomes in a way that shows both technical depth and professional judgment.
Book a free discovery call$90/hour · For engineers, engineering managers, product, data and design roles
Why it matters
Technical communication is part of the interview.
Strong engineers lose offers when their thinking is hard to follow. Interviewers are assessing how you reason, explain trade-offs and work with others — not only whether you reach the answer.
You bring the technical depth. We work on how it comes across.
- Explaining your projects: the problem, your decisions, your contribution, the impact
- System-design walkthroughs with clear structure and signposting
- Framing trade-offs instead of defending a single answer
- Asking clarifying questions before you start
- Thinking aloud during coding without losing the thread
- Explaining complex ideas simply to non-technical interviewers
- Behavioral answers for technical roles, using PAR
Investment
Tech interview coaching
$90 / hour
Focused sessions for the role and interview stage in front of you, planned around your interview date.
Book a free discovery call
Mock interviews
Two rounds. Two different scenarios.
Practice is only useful when it’s close to the real thing, so mock interviews are run in full and followed by detailed feedback.
A new scenario, under more pressure
Applying the feedback from round one, handling follow-up questions and staying composed when the interviewer pushes back.
Language that helps
Phrases that make your reasoning visible.
Small, practiced structures keep you clear when you’re thinking hard.
| Moment | What you can say |
|---|---|
| Before you design anything | “Before I start, can I check the expected scale and the main constraint?” |
| Comparing options | “There are two reasonable options here. The trade-off is latency versus cost.” |
| Committing to a choice | “I’d choose X because of Y. If Z mattered more, I’d switch to…” |
| Getting back on track | “Let me step back and summarize the approach so far.” |
| Describing your role | “I owned the migration plan and made the call to roll out in two phases.” |
Client feedback
From engineers who prepared with Mark.
★★★★★“I've been learning with Mark to boost my technical English and get ready for IT job interviews. Lessons are focused on what I need — learning new words and speaking fluently. His tips made me feel confident talking about tech stuff in English!”
★★★★★“After many attempts on Preply, I finally found the right teacher. Mark is an exceptional teacher with deep technical knowledge. He inspires, encourages, and helps me excel in job interviews. Highly recommend to anyone in tech!”
★★★★★“Mark is an awesome teacher. He has it all perfectly structured and organized, with a highly professional method tailored exactly to my needs. On top of that, his technical background is directly aligned with my goals. Highly recommended!”
Questions
Tech interview coaching FAQ.
Do you teach algorithms or system design itself?
No. The focus is how you communicate your technical thinking: structure, clarity, trade-offs, clarifying questions and behavioral answers. You bring the technical knowledge.
Which roles is this for?
Software engineers at all levels, engineering managers, and product, data and design professionals interviewing for technical roles.
My interview is in English, but it isn’t my first language. Is that a problem?
That’s exactly who this is built for. We work on the technical vocabulary and phrasing interviewers expect, so language stops getting in the way of your reasoning.