Talk at DevFest Kozhikode

1. Kickstarting a career in data
Tools, tips, tricks and resources

2. About the topic

3. Mathematics/statistics, Programming, Data
● Similarity

4. What is data
https://www.worldometers.info/world-population/population-by-country/

5. What is data
https://docs.google.com/spreadsheets/d/11kStaWZ24G7ahZ9rsZ7Q2EAuzHwly8UaWil
vue-jKQQ/edit?usp=sharing

6. What can you do with data?
● Describe
● Infer

7. ● Data Analytics - Descriptive Statistics
● Data Engineering
● Data Science - Inferential Statistics

8. Descriptive Statistics - Analytics
● When and Why these?
○ Spreadsheet
○ Sql
○ Looker Studio / Tableau / PowerBI
○ Python
○ Colab

9. Looker Studio
https://pyari-k.github.io/Looker-
Studio-As-A-Visualisation-Tool/

10. Why Programming Skills Can be of help in Analytics?
Data Wrangling

11. Why Programming Skills Can be of help in Analytics?
Data Wrangling

12. Analytics
● Spreadsheets
○ cell,
○ Sheet,
○ basic formula,
○ referring cells from one to
another
○ Sum, count, average,
○ Basic charts - bar, pie
○ If, countif, if else,
○ Look ups - v and h look
ups
● Databases
○ Select
○ DMLs
○ Joins
○ CTEs
○ Window functions
● Python
○ Basic python
○ Use of Libraries - Pandas
● Visualisation
○ Basic plots

13. Trick time… Colab and Why Colab?
A quick demo - Use this to work on your python skills
https://colab.research.google.com/

14. Colab - Quick Demo

15. Data Engineering

16. Data Engineering
● Sql
● Python
● GCP or AWS (Our focus - Biquery)
● Google certifications - https://www.cloudskillsboost.google/paths

17. Trick Time again - Bigquery - Sandbox
Use this to practise your sql skills
1. Creating a data set
2. Creating a table
3. Importing a csv
4. Complex data types
Things to try out:
1. JSON, string functions, JSON functions

18. Data Science - Inferential
● IIT Madras - Data Science and Programming
● Coursera - Andrew Ng’s machine learning course

19. Resources - Jump in
● Udacity - Machine learning nano degree (pros and cons)
● Abirami Sukumaran’s Code Vipassana Sessions -
https://sites.google.com/view/cv7a

20. Thank you!
Thank you, GDG Kozhikode! ❤