Portfolio.

Hello, It's Me

Isabella Heiden

And I'm a

Passionate about coding, problem-solving, and creating impactful projects through technology.

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About Me

Relevant Experiences

BTG Pactual – Summer Software Engineering Intern

  • Build internal APIs and backend logic in C# and SQL to support portfolio systems, automate workflows, and reduce manual effort.
  • Develop a custom asset matching algorithm using Levenshtein, Jaccard, and token-based logic; analyze results to improve accuracy over third-party libraries.
  • Collaborate across teams to debug matching logic, optimize SQL queries, refactor backend components, and contribute to frontend features in TypeScript.

University of South Florida | Research Assistant | Part-Time Job

  • Provide reference and research assistance to 50+ students and faculty per week, supporting database navigation, scholarly research, and citation tools.
  • Collaborate with librarians on special research initiatives, contributing to literature reviews, resource curation, and the development of instructional materials.
  • Organize and maintain 50+ library databases, process 20+ interlibrary loan requests/month, and create research guides to improve access to academic resources.

Society of Women Engineers & Women in Computer Science and Engineering | Tech Chair

  • Organized and led 6+ technical workshops on programming languages, developer tools, and industry trends for a community of 100+ students.
  • Developed and deployed the USF SWE chapter website using React, MongoDB, and Node.js, increasing event visibility and engagement by 80%.
  • Coordinated with 10+ guest speakers for impactful technical talks and career sessions.
  • Built and maintained partnerships with 5+ external organizations, including nonprofits and corporate sponsors.

Headstarter AI | Software Engineering Fellow

  • Developed 5+ full-stack projects using HTML, CSS, ReactJS, Next.js, Firebase, OpenAI, AWS, and other tools.
  • Built a collaborative AI-powered study app in a team of 4, incorporating features like quizzes, flashcards, and video summarization.
  • Participated in 4+ mock interviews, 2 hackathons, and multiple networking events to refine communication and teamwork.
  • Received mentorship from Amazon, Bloomberg, and Capital One engineers on Agile, CI/CD, Git, and microservice architecture.

Projects

FinWise – Personal Finance Tracker

A full-stack app that tracks income, expenses, and budgeting using visual insights and smart recommendations.

Tech Stack: React, Node.js, MongoDB, Chart.js, OAuth

GitHub Repo

TrueChain – Identity Verification App

Blockchain-based platform for secure student identity verification and decentralized transcripts.

Tech Stack: Python, Mako, CSS, HTML

GitHub Repo

ASK Website

A chapter website for Alpha Sigma Kappa – Women in Technical Studies, designed to showcase the sorority's mission, involvement, recruitment process, and events.

Tech Stack: Next.js, TypeScript, CSS Modules, JavaScript

GitHub Repo

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