Notion-style illustration of Carlos
Carlos E. Ortega
Education
Bachelors in Cognitive Science • May 2021
Relevant Coursework
  • Introduction to Artificial Intelligence (CS 188)
  • Principles and Techniques of Data Science (CS C100)
  • Statistical Methods for Data Science (STAT 131A)
  • Introduction to Linguistic Science (LING 100)
  • Foundations of Data Science (CS C8)
  • Data Structures (CS 61B)
  • Structure & Interpretation of Computer Programs (CS 61A)
  • Business & Sustainability (UGBA 192S)
Experience
Full Stack DeveloperRemoteApr, 2023 — Present

• Migrated internal PHP web app from on-premises to the AWS cloud using AWS RDS, AWS ECS, GitHub Actions and Docker.
• Developed web app with Next.js, Typescript, TailwindCSS, and Prisma with backend in Golang, Colly, and MySQL DB for residents to track city council meetings & agendas (council.openpatterson.org).

Software Development EngineerRemoteOct, 2022 — Mar, 2023

• Worked on internal supply chain-focused task force “Project Santos” within Amazon.
• Implemented critical changes to the Lambda pipeline for storing internal alarm events globally using AWS Lambda, DynamoDB, and Redshift in Java 8.
• Reduced technical debt by replacing ineffective tests using JUnit.
• Wrote up specifications and deliverables, detailing the advantages/disadvantages to each.

Data EngineerRemoteAug, 2021 — Oct, 2022

• First full-time data analyst/engineer hire in a 10-person startup serving nonprofits. Acted as a liaison for all clients’ data needs.
• Developed easy-to-maintain and scalable pipelines using AWS Lambda and Python.
• Developed custom APIs with API Gateway as a redundancy to process hundreds of millions of records.
• Developed data pipelines to funnel multiple data sources into a data lake for reporting needs.
• Utilized multiple AWS services, including DynamoDB, RDS, EC2, and Step Functions, to store, manage, and process millions of records of data.
• Conducted data analysis and data modeling, ensuring data accuracy and reliability for clients.
• Replaced Airflow orchestration with custom AWS solution to decrease costs 98%.

Peer Data Science ConsultantBerkeley, CASept, 2018 — May, 2021

• Held weekly sessions to help students and researchers, with NLP, Webscraping, and Python debugging.
• Developed initial dashboard prototype, with Dash/Plotly and deployed to Heroku, to help understand origin, length, time, and topic for 15 consultations per week.
• Led development and curation of team blog.

Data Science Civic Digital FellowSuitland, MDJun, 2019 — Aug, 2019

• Developed probabilistic fuzzy-matching program with Python, Flask, SQLite3, and HTML to speed up processed previously done man-ually, making the process 800% faster.
• Developed a web crawler and scraper in Python with Scrapy and scikit-learn to automate the maintenance of public-sector data collections, potentially saving 100s of annual hours.
Presentation Slides Link

Skills
Programming Languages
    Python, Java, JavaScript/TypeScript, R, SQL, HTML, CSS.
Tools and Frameworks
    AWS (Lambda, RDS, EC2, DyanmoDB, Redshift), Next.js, React, Flask, Vercel, Git.
Human Skills
    Technical Writing, Requirements Gathering, Organizational Budgeting, Teaching, Blogging.
Leadership & Volunteering
Data Discovery Student ResearcherBerkeley, CA2020 - 2021

• Annotated medical notes for presence of gastrointestinal problems.
• Developed a simple binary classifier to detect presence of gastrointestinal problems in medical notes.

Editorial Associate and AuthorOnlineNov, 2019 — Aug, 2021

• Contributed 1 article and served as the editorial associate to over 50 pieces submitted to the blog.

Executive DirectorOnlineApr, 2018 — Dec, 2019

• Managed 100+ members per semester, formed strategic partnerships with external organizations and companies to better serve the media needs of the student body, and managed $23,000.