# Vanakkam DSA

> Vanakkam DSA is a mentor-led Data Structures and Algorithms program taught in Tamil by Hayan Tech. It prepares college students and working professionals for product-company interviews. The full program is ₹24,999 + GST, with a 6-month roadmap and 1 year of access. A separate community membership is ₹999, ₹1,599, or ₹2,199. Cohort 7 started 2 October 2026.

Read this file, then open only the Markdown links you need. Those files are the plain-text copies of the public pages. The HTML pages add forms, videos, and interactive diagrams. Learner tools require a signed-in account; their Markdown files describe the tool and do not include problem lists or curriculum notes. Teaching is in Tamil. Code examples use Java and Python. There is no placement guarantee. The homepage publishes schema.org Course and Organization data.

## Program

- [Course overview](https://vanakkamdsa.com/index.md): What the self-paced program includes, who it is for, price, validity, and how to enquire
- [Freshers](https://vanakkamdsa.com/freshers/index.md): Landing page for final-year students and new graduates
- [Working professionals](https://vanakkamdsa.com/working-professional/index.md): Landing page for people switching out of service-based or low-pay roles
- [Community membership](https://vanakkamdsa.com/community/index.md): Time-boxed peer community, live sessions, and plan prices
- [Student reviews](https://vanakkamdsa.com/reviews/index.md): Where learner reviews and session feedback are published
- [Workshop](https://vanakkamdsa.com/workshop/index.md): 3-hour DSA interview workshop, ₹299

## Guides

- [Interview guides](https://vanakkamdsa.com/guides/index.md): Public system-design writeups with Tamil videos
- [Microservices](https://vanakkamdsa.com/guides/microservices/index.md): Bounded contexts, gateway, sagas, CQRS, circuit breakers
- [Load balancer](https://vanakkamdsa.com/guides/load-balancer/index.md): L4 vs L7, algorithms, health checks, and HA
- [Cloud computing](https://vanakkamdsa.com/guides/cloud-computing/index.md): Regions, zones, service models, IAM, and cost
- [From URL to page](https://vanakkamdsa.com/guides/url-to-page/index.md): DNS, TCP, TLS, HTTP, and the render pipeline

## Learner tools

- [Practice problems](https://vanakkamdsa.com/problems/index.md): Signed-in problem tracker with topic, company, and difficulty filters
- [Revision](https://vanakkamdsa.com/problems/revision/index.md): Retrieval-first review with Green, Yellow, and Red intervals
- [Resume review](https://vanakkamdsa.com/resume-review/index.md): Signed-in PDF resume checklist
- [Cheat sheet](https://vanakkamdsa.com/cheat-sheet/index.md): Signed-in searchable pattern reference
- [Quiz blog](https://vanakkamdsa.com/quiz-blog/index.md): Signed-in concept posts with progress tracking

## Company

- [About](https://vanakkamdsa.com/about/index.md): Hayan Tech, instructor, and teaching principles
- [Contact](https://vanakkamdsa.com/contact/index.md): Enquiry form and info@hayan.in

## Optional

- [Privacy policy](https://vanakkamdsa.com/privacy/index.md): What the site collects and how to raise a grievance
- [Terms and conditions](https://vanakkamdsa.com/terms/index.md): Scope, acceptance at Google sign-in, and confidential material
- [Refund and community policy](https://vanakkamdsa.com/refund/index.md): Refund discretion, access length, and piracy
- [Community guidelines](https://vanakkamdsa.com/community-guidelines/index.md): Conduct rules for sessions and discussion spaces
- [YouTube](https://www.youtube.com/@hareesh_dev): Free Tamil DSA videos from the instructor