AI Engineers can be quite successful in this role without ever training anything.

This is how:

1/ Leveraging pre-trained LLMs: Select and tune existing LLMs for specific tasks. Don't start from scratch

2/ Prompt engineering: Craft effective prompts to optimize LLM performance without model modifications

3/ Implement Modern AI Solution Architectures: Design systems like RAG to enhance LLMs with external knowledge

Developers: The barrier to entry is lower than ever.

Focus on the solution's VALUE and connect AI components like you were assembling Lego! (Credits: Unknown)

Useful Python for data science cheat sheets 👇

15 Best Project Ideas for Data Science : 📊

🚀 Beginner Level:

1. Exploratory Data Analysis (EDA) on Titanic Dataset
2. Netflix Movies/TV Shows Data Analysis
3. COVID-19 Data Visualization Dashboard
4. Sales Data Analysis (CSV/Excel)
5. Student Performance Analysis

🌟 Intermediate Level:
6. Sentiment Analysis on Tweets
7. Customer Segmentation using K-Means
8. Credit Score Classification
9. House Price Prediction
10. Market Basket Analysis (Apriori Algorithm)

🌌 Advanced Level:
11. Time Series Forecasting (Stock/Weather Data)
12. Fake News Detection using NLP
13. Image Classification with CNN
14. Resume Parser using NLP
15. Customer Churn Prediction

Credits: https://whatsapp.com/channel/0029VaxbzNFCxoAmYgiGTL3Z

Important Topics to become a data scientist
[Advanced Level]
👇👇

1. Mathematics

Linear Algebra
Analytic Geometry
Matrix
Vector Calculus
Optimization
Regression
Dimensionality Reduction
Density Estimation
Classification

2. Probability

Introduction to Probability
1D Random Variable
The function of One Random Variable
Joint Probability Distribution
Discrete Distribution
Normal Distribution

3. Statistics

Introduction to Statistics
Data Description
Random Samples
Sampling Distribution
Parameter Estimation
Hypotheses Testing
Regression

4. Programming

Python:

Python Basics
List
Set
Tuples
Dictionary
Function
NumPy
Pandas
Matplotlib/Seaborn

R Programming:

R Basics
Vector
List
Data Frame
Matrix
Array
Function
dplyr
ggplot2
Tidyr
Shiny

DataBase:
SQL
MongoDB

Data Structures

Web scraping

Linux

Git

5. Machine Learning

How Model Works
Basic Data Exploration
First ML Model
Model Validation
Underfitting & Overfitting
Random Forest
Handling Missing Values
Handling Categorical Variables
Pipelines
Cross-Validation(R)
XGBoost(Python|R)
Data Leakage

6. Deep Learning

Artificial Neural Network
Convolutional Neural Network
Recurrent Neural Network
TensorFlow
Keras
PyTorch
A Single Neuron
Deep Neural Network
Stochastic Gradient Descent
Overfitting and Underfitting
Dropout Batch Normalization
Binary Classification

7. Feature Engineering

Baseline Model
Categorical Encodings
Feature Generation
Feature Selection

8. Natural Language Processing

Text Classification
Word Vectors

9. Data Visualization Tools

BI (Business Intelligence):
Tableau
Power BI
Qlik View
Qlik Sense

10. Deployment

Microsoft Azure
Heroku
Google Cloud Platform
Flask
Django

Like if you need similar content 😄👍

🤖 Artificial Intelligence (AI) – In-Depth Concepts 🧠✨

Artificial Intelligence enables machines to perform tasks that usually require human intelligence—like reasoning, learning, problem-solving, and understanding language.

🔍 Core Concepts of AI:

1️⃣ Machine Learning (ML)
- Machines learn from data patterns without explicit programming.
- Types: Supervised, unsupervised, and reinforcement learning.
- Example: Email spam filters, fraud detection.

2️⃣ Natural Language Processing (NLP)
- Enables machines to understand, interpret, and generate human language.
- Applications: Chatbots, voice assistants, language translation.
- Techniques: Tokenization, sentiment analysis, named entity recognition.

3️⃣ Computer Vision
- Machines interpret images and videos to recognize objects, faces, and scenes.
- Uses: Face unlock, autonomous vehicles, medical imaging.
- Techniques: Image classification, object detection, segmentation.

4️⃣ Robotics
- AI controls physical machines to perform tasks autonomously or semi-autonomously.
- Applications: Industrial robots, drones, household robots.

5️⃣ Expert Systems
- Mimic decision-making by applying a set of rules and knowledge bases.
- Used in medical diagnosis, customer support.

🛠️ AI vs Machine Learning vs Deep Learning

- Artificial Intelligence: The broader concept of machines simulating human intelligence.
- Machine Learning: A subset of AI where machines improve automatically through experience.
- Deep Learning: A subset of ML using multi-layered neural networks to model complex data patterns (e.g., image recognition).

🔧 Popular Tools & Frameworks

- Languages: Python (most popular), R, Java
- Libraries & Frameworks:
- TensorFlow, PyTorch (deep learning)
- Scikit-learn (machine learning)
- OpenCV (computer vision)
- NLTK, spaCy (natural language processing)

🚀 Real-World Applications

- Virtual Assistants: Siri, Alexa, Google Assistant
- Recommendation Engines: Netflix, Amazon
- Autonomous Vehicles: Tesla’s self-driving tech
- Healthcare: AI diagnostics, personalized treatment
- Finance: Fraud detection, algorithmic trading

💡 AI is transforming industries by enabling smarter decisions and automating complex tasks. Continuous learning and ethical use are key to harnessing its full potential.

💬 Tap ❤️ for more!