Pricing
Pick what you are preparing for
Every plan is a one-time payment for a fixed number of days. Nothing renews on its own. Start with the free lessons if you are not sure yet.
System Design + LLD
Your design rounds are coming up and you want the HLD and LLD prep without extras.
- 128 lessons on HLD and LLD, each with a quiz
- 75 Docker labs you run on your own laptop
- 26 design interview problems
All-Access
Interview loop in the next month. You get every path on the site and do not have to pick.
- System Design + LLD, Docker labs and design problems
- 58 DSA worked solutions and 12 pattern lessons
- AI Systems path
- Interview Vault, all 203 drills
90-Day Complete Plan
Serving notice or planning a switch. Design and coding rounds for the whole 90 days.
- Everything in System Design + LLD + Docker labs
- 58 DSA worked solutions and 12 pattern lessons
- 90 days, roughly one notice period
Other plans
Targeted tracks and extended access options for specific interview goals.
AI Systems
For backend engineers building or interviewing for LLM, RAG and agent systems.
- 68 lessons on LLMs, RAG, agents, evals and cost
- AI system design interview framework
Interview Vault
8 to 15+ YoEFor engineers with 8 to 15 years of experience preparing for tech lead, staff and principal design rounds.
- 203 drills across 11 topics, each one a question an interviewer really asks
- A 60 to 90 second spoken pitch, where it breaks, and what you give up
- Code sketch in .NET, Java, Node or Go
All-Access, 90 days
Everything on the site for your complete interview loop.
- System Design, LLD, Docker labs, DSA and AI Systems
- Interview Vault, all 203 production drills
- Full 90 days of access, no auto-renewal
Live cohort
8 weekends · Live online8 weekends, live in Hindi/Hinglish, one running codebase. For engineers who have already built services.
Digital packs provide instant access and are non-refundable (free lessons available to preview). The Live Cohort includes a first-session refund guarantee. Read our refund policy.