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Joel Dominguez

Joel Dominguez

Certified

Data Engineer

H2gr0

Technologies

My Portfolio Highlights

My New Track

Data Engineer

My New Track

Data Engineer

Analytical maestro, orchestrating symphonies of insights with precision.

My Certifications

These are the industry credentials that I’ve earned.

Data Engineer Associate

Data Engineer Associate

Other Certificates

Ministério da EducaçãoMinistério da Educação Certificado de Proficiência em Língua Portuguesa para Estrangeiros (CELPE-Bras)

Scrum.org Professional Scrum Master 1

Scaled Agile Inc. Certified SAFe 5 Practitioner

Hanban Hanyu Shuiping Kaoshi (HSK) 1

French Ministry of Education Diplôme d'Etudes en Langue Française (DELF) B1

French Ministry of Education Diplôme d'Etudes en Langue Française (DELF) B2

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

Courses

Introduction to Python
Introduction to SQL
Intermediate SQL
Intermediate Python

My Work Experience

Where I've interned and worked during my career.

Self-Employed | Mar 2023 - Present

Algorithmic Trader/Quantitative Analyst

Algorithmic trader specializing in systematic trading strategies, Python programming, and automated trade execution. Expertise in developing data pipelines and analysis tools for optimized stock market trading. • Automated trading activities using Python, resulting in enhanced trade execution speed and precision. • Engineered data pipelines for ETL and analysis of market and order data, enabling timely trading insights and decision-making. [Airflow] • Reverse-engineered open-source libraries and data sources, increasing data acquisition. • Implemented the Kelly Criterion for optimal position sizing and utilized Dollar-Cost Averaging (DCA), to balance profitability with risk. [trading strategies, quantitative finance] • Integrated technical indicators (ATR, VWAP, MACD, RSI, support/resistance levels, stochastics) for systematic trading, reducing risk and improving trade profitability. [technical analysis, pandas-ta] • Set up a Postgres database with SQLAlchemy and Docker Compose to store market data locally. [Postgres]
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Amgen | Jul 2021 - May 2023

Specialist Information Systems Analyst (Lab Systems)

Lead Scrum Master and Python Developer who played a pivotal role in enhancing lab system functionalities by collaborating with cross-functional teams, resulting in streamlined processes and improved system performance. • Developed an API to push updates from an external vendor to our team’s Jira, reducing manual effort by BAs by over 90%. • Implemented Natural Language Processing (NLP) to classify support tickets and refine the Jira backlog using K-Means Clustering and LDA topic modeling. This reduced manual efforts by BAs by over 50%. [NLP, Unsupervised Machine Learning] • Piloted implementing a synthetic monitoring solution. [Docker, Sitespeed.io, AWS:EC2, git, CI/CD] • Directed a suite of Jira improvements, including the establishment of product team performance metrics and the development of automated data pipelines. This effort improved reporting accuracy and decision-making, achieved through custom Python scripting and Luigi for workflow management. [Jira, Python, Luigi]

US Tech Solutions / Amgen | May 2018 - May 2021

Associate Engineer

Lead Data Engineer and software developer who constructed data pipelines for analyzing pharmaceutical big data from pharmaceutical companies and FDA. • Developed a PyQT5 and FastAPI app that triggered ETL pipelines for Drug Product Technologies, reducing data extraction time by over 70%. [PyQt, FastAPI] • Led the development of a FastAPI web app and Python APIs to perform ETL operations from external sources, including PubChem, DailyMed, ChemIDplus, and Cortellis. [Database Design, FastAPI, Docker, Full Stack, Web Apps, CSS, Bootstrap, MVC/MVT, REST, CI/CD] • Spearheaded the automation of data reporting and visualization using Tibco Spotfire and IronPython, resulting in a 70% reduction in time-to-insight for ongoing pharmaceutical studies. [Spotfire] • Obtained unstructured data from Amgen's intranet for social network analysis using web scraping and Neo4j. [Python, MySQL, Pandas, Selenium, Requests, Web Scraping, Neo4j]

H2gr0 | Mar 2017 - Present

Startup Cofounder

Incorporated a startup in AZ and co-invented 3 patents for a software agricultural chemical control system. • Built a web crawler to extract business and IP data from the California Secretary of State and USPTO, and created knowledge graphs of competitor filings. [Python, Patent Law, Corporate Law, Neo4j] • Filed and successfully prosecuted a trademark application with the USPTO. • Designed, deployed, and currently maintain the startup’s website using AWS services such as EC2, S3, Route 53, and CloudFront to ensure high availability, scalability, and performance. [AWS]

Stanford | Jun 2016 - Sep 2017

Plant Engineer Intern

Developed a Python API for generating production metrics for water consumption and delivery. • Tested implementing a graphical database for tracking network devices for an IT audit. [Neo4j] • Consolidated and converted unsupported VBA macros to Python.

Genentech | Jun 2015 - Sep 2015

Green BioPharma Intern

Spearheaded data collection, organization, and analysis of high-liability equipment. • Produced a MATLAB executable program to analyze pharmaceutical recipes, equipment, and production data. [MATLAB, Object Oriented Programming] • Generated statistics on emergency calls at Genentech within the Health & Safety Department.

E. & J. Gallo Winery | Jun 2014 - Sep 2014

Process Technology Intern

Designed and identified experiments that yielded the highest concentration of desirable molecules and flavors. • Expedited data analysis by designing a MATLAB script to process collected lab data. [MATLAB] • Presented findings on exploratory project and proposed alternate experimental parameters.

My Education

Take a look at my formal education

MS in Chemical EngineeringStanford University | 2017
BS in Chemical EngineeringStanford University | 2015

About Me

Joel Dominguez

Analytical and detail-oriented data scientist and software engineer with 8+ years of dedicated experience. Adept at implementing innovative solutions, communicating with cross-functional stakeholders, and leading technical teams. Collaborative team p

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