Data engineering

https://www.linkedin.com/posts/iamarifalam_%F0%9D%90%93%F0%9D%90%A1%F0%9D%90%9E-%F0%9D%90%8E%F0%9D%90%8D%F0%9D%90%8B%F0%9D%90%98-%F0%9D%90%83%F0%9D%90%9A%F0%9D%90%AD%F0%9D%90%9A-%F0%9D%90%84%F0%9D%90%A7%F0%9D%90%A0%F0%9D%90%A2%F0%9D%90%A7%F0%9D%90%9E%F0%9D%90%9E%F0%9D%90%AB-activity-7364920061062541312-2KNU?utm_source=share&utm_medium=member_ios&rcm=ACoAAAK9IekB_8VSR9kYCe66_RGeIqPa8Tk1zVw


Most beginners waste months learning random tools.

Here’s the real sequence that actually lands jobs:


𝟏. 𝐏𝐫𝐨𝐠𝐫𝐚𝐦𝐦𝐢𝐧𝐠 𝐅𝐨𝐮𝐧𝐝𝐚𝐭𝐢𝐨𝐧

Start with Python + SQL. Don’t chase 5 languages.

Example: Write a SQL query to analyze sales data, then transform it into a Pandas dataframe.


Free resource: https://lnkd.in/duzDYxyW


𝟐. 𝐃𝐚𝐭𝐚 𝐌𝐨𝐝𝐞𝐥𝐢𝐧𝐠 & 𝐖𝐚𝐫𝐞𝐡𝐨𝐮𝐬𝐞𝐬

Learn how companies store data. Understand Star Schema vs Snowflake.

Think of Netflix: They model users, shows, watch history so recommendations work fast.


Free resource: https://lnkd.in/gWivy67u


𝟑. 𝐄𝐓𝐋 / 𝐄𝐋𝐓 𝐏𝐢𝐩𝐞𝐥𝐢𝐧𝐞𝐬

Learn how raw messy data becomes clean, structured data. Tools like Airflow and dbt matter more than shiny dashboards.


Free resource: https://lnkd.in/g-Wzxx9s


𝟒. 𝐁𝐢𝐠 𝐃𝐚𝐭𝐚 𝐒𝐲𝐬𝐭𝐞𝐦𝐬

Handle data at scale with Spark, Kafka, Hadoop.

Example: Twitter streams millions of tweets Kafka pipelines process them in real-time.


Free resource: https://lnkd.in/gizvbK3B


𝟓. 𝐂𝐥𝐨𝐮𝐝 𝐃𝐚𝐭𝐚 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠

AWS, Azure, GCP all have their data stacks. Learn one deeply.

Companies don’t hire tool collectors, they hire people who can deliver value.


Free resource: https://lnkd.in/dKHXFDNR


𝟔. 𝐃𝐚𝐭𝐚 𝐆𝐨𝐯𝐞𝐫𝐧𝐚𝐧𝐜𝐞 & 𝐎𝐩𝐬

Logging, monitoring, and security make you senior-level.

Example: An e-commerce site failing to mask customer PII → million-dollar fines.


Free resource: https://lnkd.in/grni-NfF


𝟕. 𝐅𝐢𝐧𝐚𝐥 𝐏𝐫𝐨𝐣𝐞𝐜𝐭 (𝐲𝐨𝐮𝐫 𝐠𝐨𝐥𝐝𝐞𝐧 𝐭𝐢𝐜𝐤𝐞𝐭)

Build an end-to-end pipeline:

Pull data → Clean it → Store it in warehouse → Expose it via API → Dashboard on top.


Free resource: https://lnkd.in/gBGCsnrx


𝐓𝐡𝐢𝐬 𝐢𝐬 𝐧𝐨𝐭 𝐚 𝐭𝐨𝐨𝐥 𝐜𝐡𝐞𝐜𝐤𝐥𝐢𝐬𝐭. 𝐓𝐡𝐢𝐬 𝐢𝐬 𝐡𝐨𝐰 𝐝𝐚𝐭𝐚 𝐞𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐬 𝐚𝐫𝐞 𝐚𝐜𝐭𝐮𝐚𝐥𝐥𝐲 𝐡𝐢𝐫𝐞𝐝.


Save this roadmap. Read it again in 6 months you’ll see the difference.


That's a wrap!! 


- Python 🐍

- AI/ML 🤖

- Data Science 🐼

- SW Dev 🛠

- AI Tools 🧰

- Roadmap ❗️


Find me → Arif Alam ✔️


Everyday, I share post on above topics.

From Blogger iPhone client