Leonardo J Robles

Data Engineer

Mexico2 yrs 3 mos experience

Highly Stable

Key Highlights

Expert in building scalable data pipelines.
Proficient in predictive modeling and machine learning.
Strong background in database management and optimization.

Stackforce AI infers this person is a Data Engineer specializing in Machine Learning and Database Management.

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Skills

Core Skills

DatabasesMachine LearningMysql

Other Skills

Database normalizationQuery optimizationPythonData qualityData validationData cleaningData StructureSQLETL pipelinesPredictive modelingStatisticsNeural NetworksROracle SQLMicrosoft Power BI

About

I’m a ML developer passionate about turning data into real insights. Whether you need to build scalable data pipelines, design predictive models, or automate analytics workflows, I can help. Skilled in Python, SQL, and ML, with experience in ETL pipelines and predictive modeling. I also know my way around databases, from design and optimization to data quality and maintenance.

Experience

2 yrs 3 mos

Total Experience

2 yrs 3 mos

Average Tenure

Current Experience

Infosys

2 roles

Software Engineer

Promoted

Jan 2022 – Jun 2022 · 5 mos

● Automation of data collection from cloud platforms, databases and Excel files with Python.
● Optimized data quality through rigorous quality control, implementing robust data validation and cleaning processes to address outliers, missing values, and incorrect entries, ensuring high-quality data standards for big data environments.
● Collaborated with the marketing team to create dashboards, enhancing customer insights and business intelligence aiding in data-driven decision-making for marketing strategy, business analysis, targeting, resulting in a quarterly sales increase
● Assisted in developing and implementing Supervised (logistic and linear regression, KNN) and Unsupervised algorithms (k-means) with Python for market segmentation.

Machine LearningMySQLPythonData qualityData validationData cleaning

Software Engineer Jr

Jan 2020 – Dec 2021 · 1 yr 11 mos

● Developed MySQL databases by defining tables, data types, and primary/foreign keys.
● Leveraged the “mysql-connector” library to connect from Python, and utilized MySQL Workbench & DBeaver for DB administration and visualization
● Database management & maintenance in MySQL: performed recursive queries, window functions, updating/creating stored procedures, triggers, query insertion, update, and deletion operations.
● Python Scripts.

DatabasesData StructureMySQLPython