Lee M.
Data Analyst at Astreya
Before 365: Lab technician at CDPHE
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START YOUR AI
ENGINEER CAREER IN 2026
Kick off the new year strong—with the most reviewed AI and data science course platform online—now at 72% OFF.
122+ courses on AI, ML, Python, SQL, data visualization, and more
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122+ courses on AI, ML, Python, SQL, data visualization, and more
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The #1 REVIEWED AI and data courses
- Career paths
- Courses
Data science courses
Senior data scientist
Average salary: $174,195
Senior data scientists lead machine learning projects from strategy to deployment. This advanced data scientist training sharpens your ability to build, evaluate, and communicate advanced models—including neural networks and deep learning
Senior data analyst
Average salary: $134,400
Senior data analysts deliver strategic insights that shape product and business growth. This online data analytics bootcamp trains you to lead analysis across funnels, retention, churn, and experimentation—so you can drive measurable impact.
AI engineer
Average salary: $119,000
They work at the intersection of software engineering and data science to build scalable AI solutions, enabling machines to perform tasks typically requiring human intelligence.
ML scientist
Average salary: $141,000
Machine learning scientists research and develop algorithms that enable machines to learn from data. With this ML bootcamp, you gain deep expertise in model training, evaluation, and optimization using real-world datasets.
AI agent engineer
Average salary: $111,000
They design and develop autonomous AI agents that can reason, plan, and act across digital environments. Their work combines machine learning, software engineering, and LLM technologies.
Data engineer
Average salary: $121,000
Data engineers build and maintain the infrastructure for data generation, ensuring data is accessible and reliable.
Data scientist
Average salary: $88,000
Data scientists develop algorithms and models to analyze large datasets, enabling predictive analytics and strategic decision-making.
Data analyst
Average salary: $91,000
They interpret complex datasets to help organizations make informed decisions. They clean, analyze, and visualize data to uncover trends and insights.
Business analyst
Average salary: $86,122
Business analysts bridge the gap between IT and business, analyzing processes and systems to improve efficiency and effectiveness.
Tableau developer
Average salary: $97,544
Tableau developers design interactive dashboards that make data visually accessible to decision-makers. This bootcamp teaches you how to create dynamic reports and tell compelling data stories with Tableau.
Power BI developer
Average salary: $106,000
Power BI developers build data models and reports that help organizations monitor performance and trends. You’ll learn to connect data sources, build interactive dashboards, and deliver insights through Power BI.
Senior data scientist
Career Path
Average salary:
$174,195
Senior data analyst
Career Path
Average salary:
$134,400
AI engineer
Career Path
Average salary:
$119,000
ML scientist
Career Path
Average salary:
$141,000
AI agent engineer
Career Path
Average salary:
$111,000
Data engineer
Career Path
Average salary:
$121,000
Data scientist
Career Path
Average salary:
$88,000
Data analyst
Career Path
Average salary:
$91,000
Business analyst
Career Path
Average salary:
$86,122
Tableau developer
Career Path
Average salary:
$97,544
Power BI developer
Career Path
Average salary:
$106,000
Introduction to Data and Data Science
with
Martin Ganchev
and
Iliya Valchanov
This data science fundamentals course is the perfect introduction to the field. Gain an overall understanding of data analysis, machine learning, and statistical techniques. Learn how data science helps businesses solve real-world problems
Probability
with
Viktor Mehandzhiyski
Learn probability fundamentals to think like a data scientist and unlock analytical insights
Mathematics
with
Iliya Valchanov
Acquire the fundamental math skills needed to become a data scientist and work on machine learning models and AI
Starting a Career in Data Science: Project Portfolio, Resume, and Interview Process
with
Ken Jee
Breaking into data science: resume tips, project portfolio guidance, and mastering the interview
SQL for Data Science Interviews
with
Tina Huang
Complete SQL preparation guide for data science interviews: From coding questions to mock interviews
Python Programmer Bootcamp
with
Giles McMullen-Klein
Master Python and solve real-world problems with computational thinking
Machine Learning in Python
with
Iliya Valchanov
Master advanced statistical techniques and predictive modeling with Python. Acquire the essential skills for aspiring data scientists.
ChatGPT for Data Science
with
Elitsa Kaloyanova
Boost your productivity with ChatGPT Advanced Data Analysis: Solve data science problems with ChatGPT
Intro to AI
with
Ned Krastev
This AI fundamentals course is the perfect introduction to the field. Gain an overall understanding of AI and learn the intuition behind today's state of the art artificial intelligence models
Intro to ChatGPT and Generative AI
with
Ned Krastev
Understand the complex world of generative AI and how it works. Master effective prompt engineering in ChatGPT and boost your productivity exponentially
Introduction to Hugging Face
with
Lauren Newbould
Master working with state-of-the art Large Lanaguage Models with Hugging Face’s powerful tools and libraries.
LLM Engineering in Practice with Streamlit and OpenAI
with
Petar Petrov
Dive into the world of AI solutions with this hands-on course. Learn how to design, develop, and deploy an interview simulator project using Streamlit, integrating language models, feedback systems, and advanced prompts. Master key concepts in AI, prompt engineering, and app development while solving real-world challenges.
AI Ethics
with
Ned Krastev
and
Ivan Manov
Learn how AI impacts society and what it means to use it responsibly. Discover practical ways to build and work with fair, transparent, and trustworthy AI systems.
Build Chat Applications with OpenAI and LangChain
with
Hristina Hristova
Gain cutting-edge AI skills: Master the LangChain framework to build and deploy real-world AI applications
Intro to NLP for AI
with
Lauren Newbould
Master Natural Language Processing: Leverage Python and Machine Learning to build effective NLP systems
Intro to LLMs
with
Lauren Newbould
Start your AI Engineer career journey: Master Transformer Architecture and the Essentials of Modern AI
Math Foundation for ML
with
Neha Bansal
Gain a deep understanding of the core mathematical principles that power machine learning models.
Machine Learning with Naïve Bayes
with
Hristina Hristova
Master machine learning with Naïve Bayes: learn the theoretical foundations behind the Bayesian approach and gain practical problem-solving skills
Machine Learning with K-Nearest Neighbors
with
Hristina Hristova
Master K-Nearest Neighbors using Python’s scikit-learn library: from theoretical foundations to practical applications
Machine Learning with Decision Trees and Random Forests
with
Nikola Pulev
Master Decision Trees and Random Forests: from theoretical foundations to practical applications
Machine Learning with Support Vector Machines
with
Elitsa Kaloyanova
Master Support Vector Machines (SVMs): from theoretical foundations to practical applications
Machine Learning with Ridge and Lasso Regression
with
Ivan Manov
Master regularization with ridge and lasso regression: from theoretical foundations to practical applications
Deep Learning with TensorFlow 2
with
Iskren Vankov
and
Iliya Valchanov
Master deep learning in Python with TensorFlow 2: Apply neural networks to solve real-world data science challenges
Introducing Algorithms in Python
with
Muhammad Ateeq
Explore essential algorithms in Python! Learn searching (Linear & Binary), sorting (Bubble, Insertion, Merge, Quick), and complexity analysis (Big O notation). Understand efficiency, recognize trade-offs, and build a strong foundation for developing optimized algorithms in data science, software development, and coding interviews.
Introduction to Python
with
Martin Ganchev
Learn to code in Python: the most popular and widely used programming language
Python Programmer Bootcamp
with
Giles McMullen-Klein
Master Python and solve real-world problems with computational thinking
Intermediate Python Programming
with
Martin Ganchev
Boost your Python programming skills: Learn advanced text manipulation and efficient coding techniques
Data Preprocessing with NumPy
with
Viktor Mehandzhiyski
Master Python’s key NumPy package: Apply essential techniques for efficient data preprocessing and analysis
Data Cleaning and Preprocessing with pandas
with
Martin Ganchev
Master Python’s quintessential pandas library and its core data structures – Series and DataFrame objects. Elevate your data analysis skills for real-world challenges
A/B Testing in Python
with
Anastasia Kuznetsova
Master A/B Testing in Python: Drive business growth and improve user experience with data-driven decisions
Web Scraping and API Fundamentals in Python
with
Andrew Treadway
and
Nikola Pulev
Master web data extraction with Python: Harness Web Scraping and APIs
SQL
with
Martin Ganchev
and
Vladimir Saev
Become proficient in SQL and manage relational databases with confidence
Advanced SQL
with
Martin Ganchev
and
Vladimir Saev
Gain a competitive advantage over other analysts with advanced SQL. Learn how to work with window functions, common table expressions, and temporary tables
SQL + Tableau
with
Martin Ganchev
Visualize your SQL data in Tableau. Combining SQL and Tableau to unlock powerful data insights
SQL + Tableau + Python
with
Martin Ganchev
Master the integration of SQL, Python, and Tableau for effective data analysis
Growth Analysis with SQL, Python, and Tableau
with
Nikola Pulev
Gain first-hand data analyst experience: Use SQL, Python, and Tableau to tackle real-world business challenges
Customer Churn Analysis with SQL and Tableau
with
Elitsa Kaloyanova
Gain first-hand data analyst experience: Use SQL and Tableau to tackle real-world business challenges
Customer Engagement Analysis with SQL and Tableau
with
Hristina Hristova
Gain first-hand data analyst experience: Use SQL and Tableau to tackle real-world business challenges
Sign-Up Flow Optimization Analysis with SQL and Tableau
with
Ivan Manov
Gain first-hand data analyst experience: Use SQL and Tableau to tackle real-world business challenges
Introduction to Excel
with
Ned Krastev
Go from beginner to pro in Excel with this introductory Excel course that will quickly boost your skills. Learn the most popular office productivity tool in the world
Statistics
with
Iliya Valchanov
Start your data analysis journey by laying a solid foundation: learn statistics and harness the power of data-driven decision-making
Introduction to Tableau
with
Ned Krastev
Start your Tableau journey and learn how to create professional data visualizations in Tableau
Power BI
with
Dimitar Shutev
Go from beginner to pro in Power Bi with this comprehensive Power Bi course that will teach you the skills needed on the job. Learn how to work with the most popular BI tool in the world
SQL
with
Martin Ganchev
and
Vladimir Saev
Become proficient in SQL and manage relational databases with confidence
Introduction to Python
with
Martin Ganchev
Learn to code in Python: the most popular and widely used programming language
Introduction to R Programming
with
Simona Dobreva
and
Iliya Valchanov
Master R programming for data science: manipulate, analyze, and visualize data with the best programming language for statistical analysis
The Complete Data Visualization Course with Python, R, Tableau, and Excel
with
Elitsa Kaloyanova
Master the art of creating compelling data visualizations: learn how to create professional charts in Python, R, Tableau, and Excel
Introduction to Data Architecture
with
Rahul Singh
Want to excel in data architecture? Our data architecture course equips you with the fundamentals, best practices, and hands-on skills to design scalable, modern data systems.
Understanding Cloud Computing
with
Andrew Jones
Broadly explore cloud computing concepts to give a fundamental comprehension of the industry, it's defining aspects, and the many professional roles within it.
Intro to Data Engineering
with
Shashank Kalanithi
Get an introduction to the data engineering field and the career opportunities it offers. Enhance your resume with essential data engineering skills
Introduction to Data Warehousing
with
Rahul Singh
Unlock the power of data with our comprehensive Data Warehousing course. Learn to design, build, and optimize enterprise-grade data warehouses using real-world case studies, advanced ETL/ELT techniques, real-time analytics, and automation.
Python 101: Kickoff
with
Hristina Hristova
Are you new to programming or curious about Python? This beginner-friendly course introduces you to the world of Python with a hands-on, step-by-step approach. No prior experience is needed—just bring your curiosity and learn how to code for beginners.
Data Ingestion with Pandas
with
Samson Afolabi
Start Your Data Journey and learn everything about ingesting data from various data storage formats like Flat Files, Excel Files, API's, JSON's and Relational Databases.
Building Data Pipelines with Apache Airflow
with
Shashank Kalanithi
Design, Build, and Optimize Scalable Cloud Data Pipelines with AWS, Azure, and GCP
Advanced SQL for Data Engineering
with
Shashank Kalanithi
Master advanced SQL for data engineering skills by taking a masterclass from an industry expert
We award CPE-APPROVED certificates
Enjoy 100% online AI and data courses each backed by globally accredited certificates.
Earn CPE credits that showcase your dedication, continuous learning, and the essential skills employers value.
Upgrade to an AI ENGINEER CAREER—as our graduates have done
This January is your fresh start. Build the skills that make careers future-proof, and earn accredited credentials that open doors. Learn through real AI courses, hands-on projects, and the same tools our graduates used to secure high-paying roles in AI and data.
New year. New skills. New career. Get 72% OFF and start strong.
New year. New skills. New career. Get 72% OFF and start strong.
Serhan T.
Data analyst at State farm
Before 365: Researcher at Wellesley college
Read story
$29,000
average
salary increase
after moving to an AI and data science career
Pedro C.
Data Manager at NIBOL Ltda
Before 365: Industrial Engineer at NIBOL Ltda
Watch story
Yolibeth A.
Digital strategy and marketing analyst at Laboratorio Vida y Salud
Before 365: Business development representative
Read story
#1 most reviewed
AI and data learning platform on Trustpilot.
James G.
Data Scientist at ClearWatt
Before 365: Technical Engineer at GI Energy
Watch story
9 in 10
of our graduates landed a
new data & aI job
after enrollment
Nada A.
Senior Data Engineer at VOIS
Before 365: Software Tester at Testing Geeks
Watch story
Tsiory R.
Junior marketing research officer at Nutreco
Before 365: Business development intern at Connecteo Madagascar
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Issa G.
Product manager at Oreed
Before 365: Customer success manager at Virtual Medical Academy
Read story
79%
of our graduates
upskilled
in their AI and data science roles.
Lifang K.
BI Analyst at Marken
Before 365: Volunteer Management Analyst at American Red Cross
Read story
Megan V.
Director, Translational Medicine and Data Management at KaliVir Immunotherapeutics
Before 365: Medical scientist at Triumvira Ummonologics
Watch story
96%
of our students
recommend
365 Data Science.
Marcel A.
Business Operations Analyst
Before 365: English teacher
Read story
55%
of our graduates landed a data science and AI job
within the first year
after enrollment
Tomasz Z.
Business Analyst Developer at Lincoln Electric EMEA
Before 365: Freelance research analyst
Read story
Arowosegbe I.
Lab program associate at APIN Public Health Initiatives
Before 365: Medical Lab Scientist at APIN Public Health Initiatives
Read story
Chanh Truc T.
Data scientist at TranSwap
Before 365: Lecturer at HUTECH
Read story
85%
of our graduates
work in
AI and data science.
Melina Á.
Data Analyst at TELUS Digital
Before 365: Designer at UAM Universidad Autónoma Metropolitana
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M K Junayed P.
Assistant Manager (Analyst) at Green Delta Insurance PLC
Before 365: Product development at Bikroy
Read story
9 in 10
people walk away
career-ready
with practical data and AI skills.
Julián E.
Data Engineer at Schneider
Before 365: Valuations Specialist at Corum Group Ltd.
Watch story
$29,000
average
salary increase
after moving to an AI and data science career
Viachaslau K.
Senior data scientist at Covtec
Before 365: Head of antenna and microwave department at BSUIR
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Matt M.
Compliance Analyst at Movement Mortgage
Before 365: Mortgage Loan Officer at Movement Mortgage
Watch story
Ernest A.
Data Insights Analytics Cloud Engineer at Amazon Web Services (AWS)
Before 365: Field Researcher at IDInsight
Watch story
#1 most reviewed
AI and data learning platform on Trustpilot.
Desislava H.
Technical associate at Client X Ltd.
Before 365: Telephone agent at Client X Ltd.
Read story
Siddhant G.
Business analyst at Meesho
Before 365: Store sales internship at iNeuron
Read story
9 in 10
of our graduates landed a
new data & aI job
after enrollment
Shreshth V.
Marketing Chief at TEDxNSUT
Before 365: Business Analyst at Junglee Games
Read story
79%
of our graduates
upskilled
in their AI and data science roles.
Rabab A.
Freelance data analyst
Before 365: Project coordinator
Read story
Ahmed H.
Freelance Data & BI Consultant
Before 365: Head of Accounting
Read story
Kristiyan Y.
Data Engineer at DSK Bank
Before 365: Payments Agent
Read story
96%
of our students
recommend
365 Data Science.
Yuvraj D.
ML Engineer at PERFACCT GmbH
Before 365: Research analyst at KIIT University
Read story
Tamizhazhagan M.
Product support engineer at TD Synnex
Before 365: Project associate at Telstra
Watch story
55%
of our graduates landed a data science and AI job
within the first year
after enrollment
Siriwat N.
Data analyst at CJ More
Before 365: Business process at Osotspa Ltd.
Read story
85%
of our graduates
work in
AI and data science.
Eugene G.
Logistics analyst at Expeditors
Before 365: Environmental science at Ecological Nest
Read story
Ramya M.
Data Science Technical Trainer at KGiSL MicroCollege
Before 365: Facilitator at Freadom
Read story
Basilio C.
Manager CBM/CVM at Orange Bissau
Before 365: Data clerk at Public Health Institute
Read story
9 in 10
people walk away
career-ready
with practical data and AI skills.
Build a portfolio with
REAL AI AND DATA PROJECTS
basic
free
Newsfeed Analysis in Tableau Project
Duration: 4 hours
Case brief
Analyze real interaction data in Tableau. Build dashboards that reveal which types of posts drive engagement—automated or manual—and identify patterns to help optimize content strategy. Your visualizations will support data-driven improvements that enhance user experience and retention.
Core tasks
- Visualize post activity and interaction metrics
- Compare post types by likes and comments
- Analyze engagement patterns and trends
- Build and format a complete Tableau dashboard
Topics covered
- Data Visualization with Tableau
- User Engagement Analysis
intermediate
Football Transfers Analysis in Excel Project
Duration: 3 hours
Case brief
Explore the economics of international football by analyzing real transfer data. Work with a two-season dataset to uncover patterns in player movements, calculate net transfer flows, and visualize financial trends across associations and countries.
Core tasks
- Clean and structure transfer data by season
- Analyze inbound and outbound transfers by region
- Calculate total fees and net movements
- Visualize key metrics using Excel charts
Topics covered
- Excel Data Analysis
- Sports Economics
- Transfer Flows
- Predictive Modeling
intermediate
Encryption and Decryption in Python Project
Duration: 8 hours
Case brief
Implement a columnar transposition cipher in Python. Build a class that can encrypt and decrypt messages based on a user-defined key. You’ll gain hands-on experience with string manipulation, algorithmic thinking, and optional cipher-breaking.
Core tasks
- Build a class to handle encryption and decryption
- Implement logic for the columnar transposition cipher
- Test encryption with different keys and messages
- (Optional) Create a function to crack the cipher without a key
Topics covered
- Cryptography Fundamentals
- Class-Based Programming
- Error Analysis
intermediate
Machine Learning for User Classification Project
Duration: 10 hours
Case brief
Use real platform data to build machine learning models that predict which users are likely to become paying customers. Apply algorithms like logistic regression, decision trees, and random forests to classify students based on engagement behavior.
Core tasks
- Preprocess student engagement data
- Train and evaluate multiple classification algorithms
- Predict upgrade likelihood based on usage patterns
- Interpret model results and assess performance
Topics covered
- Supervised ML Models
- Predictive Analytics
- Classification
intermediate
Customer Engagement Analysis with SQL and Tableau Project
Duration: 10 hours
Case brief
Analyze engagement data and visualize patterns with Tableau. Build popularity, registration trends, platform usage by student type, and geographic insights. Use SQL to query real data and turn it into clear, actionable visuals.
Core tasks
- Retrieve student, course, and purchase data using SQL
- Analyze engagement by time, country, and account type
- Build KPIs and interactive charts in Tableau
- Interpret platform trends and suggest improvements
Topics covered
- SQL Data Extraction
- Tableau Dashboard Design
intermediate
Checkout Flow Optimization Analysis with SQL and Tableau Project
Duration: 8 hours
Case brief
Use SQL and Tableau to investigate cart activity, failed checkouts, and error patterns on the 365 platform. Build a multi-page Tableau story dashboard that uncovers the issues users face and propose data-driven fixes to boost conversion rates.
Core tasks
- Query and interpret checkout-related data with SQL
- Visualize abandonment rates and errors in Tableau
- Build a story dashboard showing user behavior and trends
- Recommend strategies to optimize the purchase experience
Topics covered
- SQL + Tableau Integration
- Checkout Funnel Analysis
- Error Analysis
intermediate
Music Genre Classification Project with PCA and Logistic Regression
Duration: 3 hours
Case brief
Apply machine learning and dimensionality reduction techniques to real-world track data. Use Principal Component Analysis (PCA) to simplify high-dimensional audio features, then train a logistic regression model to predict missing genre labels.
Core tasks
- Explore and visualize audio feature data
- Use PCA to reduce feature dimensions
- Train and evaluate logistic regression models
- Predict genres for unlabeled music tracks
Topics covered
- PCA & Dimensionality Reduction
- Logistic Regression
- Classification
advanced
Real Estate Market Analysis with Python Project
Duration: 18 hours
Case brief
Analyze real property and customer data to uncover trends in the real estate market. Clean datasets containing transaction and buyer information to understand market activity, customer profiles, and sales behavior.
Core tasks
- Preprocess property and customer datasets
- Generate descriptive statistics and visual insights
- Identify trends in sales and buyer behavior
- Interpret findings to support real estate strategy
Topics covered
- Real Estate Data Analysis
- Customer Profiling
- Market Trends
advanced
Building Conway's Game of Life in Python Project
Duration: 15 hours
Case brief
Simulate the iconic Game of Life using Python to explore how simple rules can lead to complex behavior. Implement a cellular automaton that evolves over time based on neighbor interactions. It’s ideal for learners looking to challenge their Python skills.
Core tasks
- Build and populate a 2D grid of cells
- Implement the Game of Life evolution rules
- Create visual outputs to simulate each step
- Document your code and build modular methods
Topics covered
- Object-Oriented Programming
- Grid-Based Logic
- Simulation
advanced
Tracking User Engagement with SQL, Excel, and Python Project
Duration: 25 hours
Case brief
Analyze student engagement using real company data to assess the impact of new platform features released in late 2021. You'll compare user behavior, using SQL, Excel, and Python to determine whether additions like career tracks and exams led to increased activity.
Core tasks
- Prepare and organize data with SQL
- Perform hypothesis testing and calculate correlations in Excel
- Preprocess and model data using Python
- Evaluate platform changes using engagement metrics
Topics covered
- Hypothesis Testing
- Data Analysis & Visualization
- Predictive Modeling
advanced
Customer Segmentation in Marketing with Python Project
Duration: 5 hours
Case brief
Apply clustering algorithms to real customer data and uncover behavioral segments. Analyze acquisition channels, geography, and engagement levels using k-means and hierarchical clustering. The goal is to identify actionable customer groups that to target.
Core tasks
- Preprocess and explore survey and engagement data
- Apply k-means and hierarchical clustering methods
- Evaluate and interpret cluster groupings
- Extract insights to inform targeted marketing
Topics covered
- Clustering with K-Means
- Hierarchical Models
- Marketing Analytics
- Predictive Modeling
advanced
Create a Q&A Chatbot with LangChain Project
Duration: 8 hours
Case brief
Build an AI-powered chatbot that answers student questions. You’ll use Retrieval Augmented Generation (RAG) to split, embed, retrieve, and generate contextual responses based on course transcripts—practicing each step with real code in a Jupyter Notebook environment.
Core tasks
- Load and split course content using LangChain text splitters
- Generate embeddings and create a vector store
- Build prompt templates and construct chatbot chains
- Stream and format chatbot responses using LCEL
Topics covered
- AI Chatbots with LangChain
- Retrieval Augmented Generation
Start the new year with AI & data skills—at 72% OFF
Most of our graduates started exactly where you are—and within a year, they’ve launched successful careers in AI and data science careers at some of the world’s top companies. We equip them with the skills and preparation to excel from day one.
Make 2026 the year you start your AI engineer career. Join at 72% off today!
Make 2026 the year you start your AI engineer career. Join at 72% off today!
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