Learn coding. Pass interviews with confidence.
2,600+ IT interview questions with bilingual answers + a real-code simulator — plus cheat sheets & roadmaps. Frontend, Backend, AI, DevOps, packed into 20 minutes a day.
20 minutes a day — walk into your junior interview confident in about 30 days.
const interview = async () => {const topic = pick('react');for (const q of topic.questions) {await ask(q); // 20 minutes only}}
AI for office workers & non-technical learners
Not just for developers. ORA·tech has a hands-on AI course + articles that help office workers, teachers, university and high-school students use AI for real work: drafting emails, summarizing meetings, writing reports, handling data, preparing lesson plans, generating presentation slides, auto-producing presentation videos and quickly building courses and training material.
Why ORA·tech?
Learning is not just reading theory. The difference is how we help you remember longer and react faster in interviews.
AI mock interviews — just like the real thing
AI plays the interviewer: asks role-specific questions, listens to your answers, scores you and suggests improvements. Build confident reflexes before the real interview.
Get started in 60 seconds
Pick one, read it straight, apply now. No signup needed.
8 main tracks — pick your path
From frontend to AI Engineer, each track has its own cheat sheet + roadmap + interview questions.
How it works — 3 steps, 20 minutes a day
From theory to confident interview reflexes.
- 1
Pick a topic
Go to Interview prep, choose a track (React, Node.js, System Design...). Or read the roadmap for direction.
- 2
Answer for 20 minutes
The system shuffles random questions. You speak/write your answer — no peeking — then compare with experts, AI grades.
- 3
Spaced Repetition loop
AI schedules review of your weak questions right before you forget. 3× more effective than random re-reading.
Frequently asked questions
What every CS student / new dev wonders before starting.
Who is ORA·tech for?
Is it free?
How long until I can interview?
How is it different from LeetCode or roadmap.sh?
Which languages / frameworks?
Ready to interview-prep in 20 minutes a day.
Just 20 minutes a day — junior-interview-ready in about 30 days. Topic shuffles, AI grading. 100% of basic questions are free — no credit card.