DataForgeSOVEREIGN
Live25,000+ engineers learning on the platform

Everything you need to become a job-ready Data Engineer

Master the 9-stage engineering curriculum (61 videos • 167.6 hours), execute 500 industrial coding problems with in-browser DuckDB WASM, and deploy production portfolio capstones — 100% unlocked with zero paywalls.

100% Free Open Access • Zero Paywalls • Industry-Standard Masterclasses

DUCKDB WASM ENGINE: ACTIVE
Curriculum Depth9 Terraces61 Videos • 167.6h
The Crucible500 Problems5 Topics × 5 Modes
The Codex Vault16 Texts3D Interactive Readers
Execution LayerZero SetupIn-Browser DuckDB
Sovereign Lakehouse Architecture DAG
PRODUCTION GRADE
BRONZE LAYERINGESTION

Raw event streams & batch extracts via Kafka, Azure Data Factory, & Cloud Storage.

KafkaADFCDC
SILVER LAYERCURATED

Cleaned, deduplicated, & partitioned datasets using Apache Spark & dbt transformations.

PySparkDelta Lakedbt Core
GOLD LAYERANALYTICS & AI

Star schemas, aggregated business marts, & sub-second DuckDB WASM queries.

DatabricksIcebergDuckDB

Trusted by 25,000+ Aspiring & Working Data Engineers From Top Companies

Walmart Global TechAppleAmazonDeloitteTCSAccentureInfosysMeesho
Step 1: Interactive Profile & Background Diagnostic

Where are you starting from, and what is your goal?

Tell us your current background. DataForge will calculate your career transition path and match the exact videos, 20-30 min modules, and projects suited for you.

88% Career MatchPersonalized Recommendation for You

Recommended Start: 20-30 min Python & SQL Foundation → Data Engineer / Lakehouse Architect Track

Based on your background, start with our 100% free bite-sized SQL and Python modules, then proceed to the distributed Spark and Lakehouse DAGs.

Interactive Data Engineering Roadmap • 100% Unlocked

The DataForge Master Engineering DAG 150

Stop guessing what to learn next. A structured dependency DAG tree designed for interview readiness and production-grade mastery — all nodes 100% unlocked.

Mastered:0/7 Nodes
0%
STEP 01Core Language

Python for Data Engineers

Generators, memory profilers, typing, decorators, and OOP data structures.

Memory Efficient Generators & IteratorsMedium
Multiprocessing vs AsyncIO in Batch ETLHard
Custom Context Managers for Database PoolsMedium
+1 more questions in this node
Explore Node4 Problems
STEP 02Querying

Advanced SQL & Query Tuning

Window functions, recursive CTEs, EXPLAIN plans, indexing, and partitions.

Dense Rank, Lead/Lag & Running TotalsEasy
Recursive CTEs for Hierarchical GraphsHard
EXPLAIN ANALYZE & Buffer Cache ProfilingHard
+1 more questions in this node
Explore Node4 Problems
STEP 03Architecture

Dimensional Modeling & Lakehouse Design

Kimball star schemas, SCD Type 2/4, conformed dimensions, factless facts.

Slowly Changing Dimensions (SCD Type 1, 2 & 4)Medium
Star Schema vs 3NF Lakehouse BenchmarksEasy
Accumulating Snapshot Fact TablesHard
+1 more questions in this node
Explore Node4 Problems
STEP 04Big Data Engine

Distributed Compute (Apache Spark)

Spark Catalyst optimizer, shuffle partitioning, Broadcast joins, PySpark memory.

Broadcast Hash Join vs Sort-Merge Join InternalsMedium
Data Skew Mitigation & Salting KeysHard
Catalyst Optimizer & Physical Query PlansHard
+1 more questions in this node
Explore Node4 Problems
STEP 07Cloud Warehouses

Cloud Warehouses (Snowflake & BigQuery)

Micro-partitions, clustering keys, BigQuery slot reservations, zero-copy cloning.

Snowflake Micro-partition Pruning & ClusteringMedium
BigQuery Partitioning, Clustering & BI EngineMedium
Zero-Copy Cloning & Time Travel QueriesEasy
+1 more questions in this node
Explore Node4 Problems
STEP 08Pipeline Workflow

Orchestration & Transforms (Airflow & dbt)

DAG scheduling, sensors, dynamic mapping, dbt models, incremental strategies.

Dynamic Airflow DAGs with KubernetesPodOperatorHard
dbt Incremental Models (Merge vs Append)Medium
Airflow Sensors, Reschedule Mode & DeadlocksMedium
+1 more questions in this node
Explore Node4 Problems
STEP 09Staff Architect

Data Engineering System Design

Lambda vs Kappa, high-throughput ingestion, SLA budgeting, disaster recovery.

Design Real-Time Surge Pricing Pipeline (Uber)Hard
Design Global Metrics & Anomaly Detection (Netflix)Hard
Designing Multi-Tenant Lakehouse with RBACHard
+1 more questions in this node
Explore Node4 Problems
Choose Your Path

Pick the role. Follow the path.

Follow a complete career track, or focus on one skill at a time. Every path starts with the foundations and builds toward job-ready skills.

Beginner → Advanced★ 4.9 (1.8k reviews)

Data Engineer

Zero to job-ready data engineer — fundamentals, Python and SQL, modeling and warehousing, then Spark, orchestration, streaming, and the cloud, finishing with system design.

120+ hours•25 courses•12 projects
Curator: Umar Karajagi
Beginner → Intermediate★ 4.8 (950 reviews)

Analytics Engineer

Model and transform data for analytics — start with Python and SQL, then move through dimensional modeling, warehousing on Snowflake, and dbt for production transformations.

60+ hours•8 courses•6 projects
Curator: Umar Karajagi
Intermediate → Advanced★ 4.9 (820 reviews)

Streaming Systems Engineer

Build event-driven distributed systems using Apache Kafka, Spark Structured Streaming, Flink, and cloud messaging for sub-second data processing.

90+ hours•7 courses•5 projects
Curator: Umar Karajagi
Tech Stacks

Master the tools companies actually use

Learn the high-demand data engineering stack — from cloud platforms to orchestration tools.

GCP 1 hr 42 min

End-to-End Data Engineering Project | Uber Data Analytics | GCP, Mage AI, BigQuery & Looker

A complete real-world data engineering walkthrough modeling millions of Uber trips. Learn dimensional modeling (Fact & Dimension tables), modern orchestration with Mage AI, Google Cloud Storage, BigQuery data warehousing, and Looker Studio dashboarding.

PythonGoogle Cloud Platform (GCP)Mage AIGoogle BigQuery
★ 4.9 (1.2M+ views)
GCP 1 hr 35 min

Zomato AI Data Analytics | End-To-End AI Data Engineering Project

Build a next-generation AI-powered food delivery data pipeline. Ingest restaurant transaction feeds, perform geospatial customer analytics, clean data with Python, and leverage Generative AI for automated menu categorization and sentiment scoring.

PythonGoogle CloudBigQueryAI Analytics
★ 4.9 (480K+ views)
Airflow 58 min

Twitter Data Pipeline using Airflow for Beginners | Data Engineering Project

Build a production-grade automated ETL pipeline orchestrating Twitter streaming data with Apache Airflow. Provision Amazon EC2, write custom Airflow DAGs with Python operators, extract tweets, and store refined Parquet datasets into Amazon S3.

Apache AirflowPythonAmazon EC2Amazon S3
★ 4.9 (540K+ views)
AWS 1 hr 45 min

AWS Masterclass for Data Engineers with End-to-End Project

Master the AWS Data Stack. Connect Amazon S3 data lakes with AWS Lambda serverless compute, crawl schema evolution with AWS Glue Data Catalog, run distributed Spark transformations, and execute serverless SQL queries with Amazon Athena.

Amazon S3AWS LambdaAWS GlueAmazon Athena
★ 4.9 (610K+ views)
dbt 1 hr 12 min

Intro to Data Build Tool (dbt) | Create Your First Production Project with Snowflake

Master dbt Core from scratch with Snowflake. Setup profiles.yml, build staging views, modularize SQL transformations with ref(), configure schema tests (unique, not null), and generate live lineage documentation.

dbt CoreSnowflakeSQLJinja
★ 4.9 (390K+ views)
Kafka 1 hr 22 min

Apache Kafka Crash Course | Real-Time Event Streaming from Scratch

A definitive guide to distributed event streaming with Apache Kafka. Deep dive into topics, partitions, broker clusters, producer ack semantics, consumer groups, offset commits, and Kafka vs traditional message brokers.

Apache KafkaDistributed SystemsJava/PythonZookeeper/KRaft
★ 4.9 (1.5M+ views)
How DataVeda Works

From “Where do I start?” to interview-ready.

Choose your goal, follow the right learning order, validate each skill, and prove you can apply it.

01

Learn in the right order

A guided path from foundations to advanced skills.

02

Validate every skill

Assessments and quizzes reveal what you truly know.

03

Prove you can apply it

Turn knowledge into practical, verifiable skill with 23 projects.

04

Get interview-ready

Prepare with 850+ coding problems and system design.

Step 1 / 4

Prerequisite sequencing prevents tutorial hell

Your path follows strict prerequisite order, so every lesson builds directly on the concepts proven before it.

All-In-One Platform

Thirteen tools, one outcome — the version of you that walks out with the offer.

Everything integrated in one place with zero subscription paywalls.

01500 Problems

Coding Problems

500 industrial SQL, Python, PySpark, Data Modeling & System Design problems (5 topics × 5 modes) with zero-setup in-browser DuckDB WASM execution.

Explore Tool
02Full Masterclasses

Curated Video Tutorials

Full-length, high-definition masterclasses embedded directly with interactive timestamp chapters, code snippets, and key takeaways.

Explore Tool
0323 Projects

Real-World Projects

23 production-grade data pipelines (Uber GCP, Spotify AWS, YouTube ETL, Kafka Real-Time) with architecture diagrams and GitHub repositories.

Explore Tool
04Interactive

Data Model Playground

Design and validate Star Schemas, Snowflake Schemas, and SCD Type 2 dimension tables directly in your browser.

Explore Tool
05System Design

Architecture Playground

Solve real-world distributed systems, capacity planning, and streaming architectures before your system design interviews.

Explore Tool
06Prerequisite-Gated

Structured Learning Paths

Zero to job-ready roadmaps curated by senior engineers, preventing tutorial hell with structured prerequisite sequencing.

Explore Tool
07Multi-Cloud

Cloud Labs

Hands-on guided walkthroughs executing data workloads across AWS, GCP, Azure, Snowflake, and Databricks.

Explore Tool
08ResumeCraft

AI Resume Evaluator

Real-time ATS diagnostics, keyword coverage matching against target job descriptions, and Google XYZ bullet improvements.

Explore Tool
0916 Texts

The Vault (Book Library)

Read the complete industry textbooks online: Kimball Data Warehouse Toolkit, Designing Data-Intensive Applications, Databricks Lakehouse, and 13 other canonical works.

Explore Tool
010Deep Dives

Article Podcasts & Guides

300+ concise deep dives explaining Airflow internals, PySpark memory tuning, Kafka consumer groups, and data contracts.

Explore Tool
011Peer Verified

Community Solutions

Explore optimal query solutions and benchmark executions contributed by engineers from Google, Amazon, and Stripe.

Explore Tool
012Rankings

Karma & Leaderboard

Earn reputation points, unlock verified competency badges, and track your ranking across the engineering cohort.

Explore Tool
013Persistence

Progress & Streaks

One sign-in, one progress record. Track consecutive daily commits and never lose your momentum.

Explore Tool
Testimonials

Loved by data engineers worldwide

Real stories from 25,000+ engineers using DataVeda to land offers and level up their stack.

"DataVeda has been a great learning experience for me transitioning into Data Engineering. The structured learning path, practical projects, and clear explanations helped me understand concepts beyond just theory. The hands-on Spotify and Uber projects gave me confidence in real-world pipelines."

Chanchal V
AWS Data Engineer
Certa.ai (ex-TCS)

"The data lab in DataVeda platform is very useful for practicing coding problems. The in-browser execution is very helpful to understand how to simplify the code written based on time complexity and coding standards."

Ballal Pathare
Technology Lead
AGCO Corporation (ex-Infosys)

"When I started learning Data Engineering, I thought it was mainly about syntax and tools. DataVeda completely changed that understanding with its fundamentals-first approach and why-before-how explanations."

Shakti Jagadish
Senior Software Engineer
HSBC
100% Free Open Access Edition

One plan. Everything you need to get hired.

No credit card required. No $279 annual lock-in. Everything unlocked and open.

FREE LIFETIME ACCESS

DataVeda Master Curriculum

Curated with industry-standard top YouTube tutorials & real cloud labs.

$0 / mo
Standard $279/yr
3 Career Tracks + 9 Skill Tracks
All 28+ Core Video Masterclasses
850+ Company-Tagged Coding Problems
23 Real-World Production Projects
The Vault (Kimball & DDIA Online Books)
Career Studio & AI Resume Scorer
Join 25,000+ engineers leveling up today.
Founder's Vision

Making data easier for everyone

"When we started building DataVeda, our vision was simple: Make data engineering accessible, practical, and career-defining. Data engineering isn't just about pipelines and tools; it's about solving real problems, building systems that scale, and enabling companies to make smarter decisions. Let's build the future of data, together."

Umar Karajagi
Founder & Creator, DataVeda
FAQs

All You Need to Know

DataForge is an industrial-grade learning and interview-preparation platform for data engineers. It features a 9-stage master curriculum (61 videos • 167.6 hours), zero-setup in-browser DuckDB WASM execution for 500 industrial problems, real-world portfolio capstones, and The Vault containing 16 canonical architecture texts.