Data Engineer course
SQL, orchestration, streaming, and the platform sketch they ask at 3pm. A sequenced path on DataLane — roadmap, coding, interview, then a cert if this loop uses one. Not a video rental.
8–12 weeks · 10 lessons · about 435 minutes of focused work · Data Engineer
Lesson 1 · 40 min
Open the flowchart
Click nodes. Check off skills on this device. This is the syllabus, not a poster.
Data Engineer roadmap →Lesson 2 · 90 min
SQL you can defend
Grain, windows, anti-joins. Every data role sits this pad. Filter the list to this role.
Coding problems →Lesson 3 · 30 min
First Airflow DAG
A clock, a catchup story, and an idempotent load.
First DAG →Lesson 4 · 35 min
Airflow questions
Sensors, pools, and the Monday stampede.
Airflow stack →Lesson 5 · 40 min
System design
CDC, gold grain, what you page.
System design →Lesson 6 · 50 min
Quality SQL
Reconciliation queries you would put in CI.
Quality track →Lesson 7 · 40 min
Airflow fundamentals exam
Original practice, not a dump.
Airflow exam →Lesson 8 · 45 min
Interview track
The sequence for this role: pads, stacks, and the story you will tell.
Data Engineer interview →Lesson 9 · 40 min
Question bank
Filter to this role. Reveal after you say the first sentence out loud.
Role question bank →Lesson 10 · 25 min
Drill mode
One question at a time. Mark knew / partial / missed on this device.
Drill this role →