Javier
Greetings! I'm Javier, a seasoned data enthusiast with a unique background as a former baseball player. I thrive on exploring innovative concepts and have a deep passion for writing. Dive into this personal project of mine and discover my unwavering commitment to leveraging Python and Spark DataFrames in my work. With a decade of expertise in data engineering, I've honed my skills across SQL Server, Azure SQL, SSIS, and Databricks, tackling complex data challenges with enthusiasm. Join me on this journey as we navigate the intricacies of the data world!
Posts by Javier
Data Developer: Most Common SQL Queries and Errors
As an SQL developer, you will spend a significant amount of time writing queries to extract data from databases.
In Learning, Data Engineering 101, T-SQL, Apr 09, 2023
Becoming a Successful Data Engineer: Lessons Learned from Common Mistakes
This article outlines common pitfalls that aspiring data engineers should be aware of and provides actionable advice for avoiding these mistakes, as well as best practices to follow i...
In Career, Learning, Data Engineering 101, Mar 14, 2023
Unlocking the Path to Success: Transitioning from SQL Developer to Data Engineer
Learn how SQL developers can transition to become data engineers, acquire new skills, and land their dream job with these expert tips.
In Career, Technical Interview, Data Engineering 101, Feb 28, 2023
How Migrate Your SSIS ETL Pipeline to Azure Data Factory in 6 Easy Steps: A Comprehensive Guide
Migrating Your SSIS ETL Pipeline to Azure Data Factory: Everything You Need to Know
In ETL, Azure Data Factory, SSIS, Feb 16, 2023
ETL: Following Best Practices
What is ETL? the ETL process is the process used to move data from one source to one destination.
In ETL, SSIS, Jan 26, 2023
How to Perform a SQL Server Query Tune on a Table Without Rows
Here's a quick way on how you can tune queries using an empty table and SentryOne Plan Explorer.
In SQL, Performance, Performance Tools, May 24, 2021
From SQL DBA to BI Developer: Where to start?
All roads lead to Rome. This is a famous proverb of medieval origin that tells us that many roads or ways that lead to the same goal.
In Career, Apr 21, 2021
Hey, I'm Javier
Welcome to the Data Slugger Blog!! I'm a Data Engineer professional living and working in The Woodlands, Texas..
In Profile, Career, Apr 21, 2021
How I got here: Unlocking My Story
When I decided to share my journey I thought other people had a better story to tell or they experienced bigger challenges in comparison to mine.I remembered a phrase that a good boss...
In Career, Jun 07, 2020