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Alfonso Hernandez

Senior Fullstack Engineer

Georgia Institute of Technology | Chicago, IL

Technologies

My Portfolio Highlights

My New Track

Python Fundamentals

My New Course

Introduction to Python

Analytics ninja, mastering the art of extracting insights from chaos.

My Work

Take a look at my latest work.

course

Introduction to R

course

Introduction to Python

course

Intermediate Python

DataCamp Course Completion

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

My Work Experience

Where I've interned and worked during my career.

TechGC | Sep 2022 - Dec 2022

Senior Software Engineer

N/A

Camino Financial | May 2022 - Jul 2022

Senior Software Engineer

N/A

Capital Rx | Mar 2021 - May 2022

Senior Fullstack Software Developer

• Develop large projects – “Epics” – from design to conclusion; help product managers and designers flesh out product requirements before implementation • Collaborate with developers to establish consistent API across services and good patterns for interactions with the API on the frontend • Deliver complex web applications to the cloud; apply working knowledge of AWS, unit testing, integration testing. • Technologies Used: Python 3.x (flask, sqlalchemy), AWS (Lambda, API Gateway, Cognito, SMS, ECS), Postgresql, Javascript, ES6, Typescript, React (redux, sagas), Ubuntu, MacOS
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Wavicle Data Solutions | Feb 2020 - Mar 2021

Senior Software Engineer

• Designed, analyzed, evaluated, troubleshot, tested, resource planned, cost analyzed, implemented, and supported cloud services and software solutions • Offered clients advice and expertise to improve business performance in terms of operations, profitability, management, structure, and strategy. • Technologies Used: Python 3.x (sklearn, pandas, numpy, sqlalchemy, flask), AWS (Lambda, Redshift, Cognito, SNS, SQS), Javascript, ES6, React (Next.js, redux), SQL, Ubuntu, Windows 10

Platform Ventures | Jul 2017 - Feb 2020

Software Engineer / Data Scientist

• Designed, coded, tested, developed and troubleshot programs and applications for a real estate investment company • Developed, constructed, tested and maintained databases and large-scale processing systems. • Designed machine learning and statistical methods to prepare data for use in predictive and prescriptive modeling for use in real estate market evaluation and investment opportunities • Wrote back-end code in Python and Ruby • Wrote mobile code in React-Native and very rarely in Java, Swift, and Objective C when troubleshooting React-Native packages • Executed the automated test infrastructure • Fixed bugs, created features, and researched how to solve difficult problems that were not well defined • Provided ongoing support of existing systems and databases, including maintenance and troubleshooting • Supported end-users of various applications • Technologies used: Python (pandas, geopandas, numpy, scipy, sklearn, matplotlib, flask, sqlalchemy, airflow), Javascript, ES6, Node.js, React.js, React Native, Redux, Ruby, Rails, Objective C, Java, Coffeescript, HTML, CSS, Bash, SQL (MySQL, PostgreSQL), Git, Linux, Mac OS X, Amazon Web Services/AWS (Redshift, Athena, Glue, S3), GIS (PostGIS, QGIS), Docker

Computerized Assessments and Learning, LLC | Jul 2016 - Apr 2017

Operations Analyst

• Automated operational procedures with Python and Bash scripts • Analyzed, identified, and implemented process improvements to the existing processes/procedures and reporting tools/templates of the global Professional Services practice. • Created reports, analyzed and summarized data to meet user needs, audited data to verify quality and integrity. • Maintained systems by researching and resolving problems; maintained system integrity and security. • Performed troubleshooting of operational aspects of a complex system and provided Tier III support. • Created and maintained training documentation when there where processes changes. • Responded to ad hoc requests for data, reports, information, etc. by internal and external clients. • Technologies used: Python, Bash, R, SQL (PostgreSQL), NoSQL (MongoDB), Git, Jenkins, Docker, HTML, XML, XSLT, Linux, Mac OS X, Microsoft Excel VBA

Farmobile | Jun 2015 - Feb 2016

Software Developer

• Designed, implemented, integrated, and tested software solutions comprised of Windows and Linux based front-end and back-end components that interact with end users and integrate with internal and external services. • Worked individually and collaboratively to deliver solutions in live production systems. • Supported, maintained, and resolved problems for custom features in live production systems, with occasional on-call availability. • Technologies used: Linux (CentOS), Apache, PostgreSQL, Python, Django, HTML, CSS, Javascript, C/C++, APIs

KANA Software | Jun 2013 - Jun 2015

Associate Consultant - Software Developer

• Constructed solutions on the KANA Enterprise Platform - a rich, multi- channel application development platform that enables powerful Knowledge and Case Management integrated with robust Call, Email, Whitemail and Social Media capabilities. • Developed Web 2.0 Enterprise solutions with rapid development and deployment cycles. • Worked with the application consultant and client to determine requirements, assisted in designing the solution, implemented the design, and tested. • Technologies used: Kana Enterprise, Java, Groovy, Python, SQL, Javascript, HTML, CSS, XML, SOAP, Oracle, JBoss

LionShare Marketing | Jul 2012 - Feb 2013

Analyst

• Queried healthcare database to create mailing lists; analyzed and reported direct mail and e-mail marketing campaign results. • Profiled patient/customer/prospects using Alterian/SDL and KXEN software. • Successfully automated report building via Excel VBA scripting and batch processing resulting in significant time and cost savings. • Developed client training material and led internal learning workshops.

Repucom International | Nov 2010 - Jun 2012

Analyst

• Valued event and broadcast signage in televised sporting events using CPM data, Nielsen ratings, broadcaster media rates, and Repucom exposure data. • Created sponsorship valuation analysis, brand intelligence, and forecasting reports. • Managed and verified internal and third party data sets on RDMS using SQL. • Contributed to merger by expanding analytics department after transferring to Kansas City office. • Coordinated production efforts between multiple US offices and data center located in Bangalore, India. • Created and optimized reporting, analytic, and operational methods. • Supported sales staff with timely ad hoc reports. • Evaluated candidates, trained and managed new-hires.

Comprehensive Resources, Inc. | Aug 2008 - Nov 2010

Operations Supervisor

• Database analysis, modeling, and troubleshooting for a Department of Education web-billing project. • Effectively mediated between management, programmers, end users, and clients. • Trained and advised IT, management, and clients resulting in successful automation of complex online billing for multiple company programs. • Developed operational strategies, implemented new policy and improved practices. • Managed web billing project; obtained prompt payment ensuring a steady cash-flow. Cleared backlog of unpaid services from various clients through overhauling, designing, and maintaining multiple databases. • Created yearly statistical evaluations of program profitability and effectiveness. • Developed and implemented payment operations ensuring smooth payroll cycles to employees and independent contractors. • Assisted Operations Director in contract compliance.

My Education

Take a look at my formal education

Master of Business Administration - MBA Gies College of Business - University of Illinois Urbana-Champaign | 2025
Master of Science - MS, Computer ScienceGeorgia Institute of Technology | 2020
Bachelor of Science - BS, Mathematics, Minor: PhysicsThe University of Texas at El Paso | 2006

About Me

Senior Software Engineer/Data Scientist with success in various industries. Skilled in Python, Javascript, React, SQL, and GIS. Currently an MBA student with an MS in CS and BS in mathematics.

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