Sean Arackal

SOFTWARE ENGINEER · WORCESTER, MA

Hi, I’m Sean.

I build software, work with AI, and teach programming. Here’s what I’m working on now, projects I’ve built, and the places I’ve worked.

See what I’m working on ↓View résumé ↗
BASED IN WORCESTER, MAPROJECTS & EXPERIENCE

01 / NOW

Currently working on

Projects I’m still building
and improving.

September 2026 · Ongoing

Workspace Observatory activity dashboard with fictional sample recordsSYNTHETIC DEMO PREVIEW
LOCAL DESKTOP APPEarly preview

Workspace Observatory

I made a tool that runs locally and shows my screen time, AI usage, and dictation stats in one place. I’m still adding features and improving how it works across my computers.

Native Mac appPrivate by defaultOpen source
Explore the synthetic demo ↗Source code ↗
The live 3D portfolio with a green GameCube, purple controller, CRT and Fox figurineLIVE SITE PREVIEW
PERSONAL WEBSITELive

Interactive portfolio

I built this site around a 3D GameCube setup. Clicking the CRT opens a desktop where you can browse my projects and send me a message. I’m still working on the models and the interface.

Three.jsReactNext.js
Open the 3D site ↗Source code ↗

EARLY EXPLORATION

Repurposing an iPad

Paused

Exploring how to turn an old iPad into a dedicated computing device with a custom interface. This project is currently paused.

PERSONAL PROJECT

Orbit

Shelved

A personal assistant project for my Mac. I’ve shelved it while focusing on other work.

Open-source contributions

  • tscircuit/image-utils ↗Pull request submitted

    A proposed fix for PNG comparison thresholds, with regression tests and documentation.

  • color-js/color.js ↗Pull request submitted

    A proposed parser fix to reject unexpected punctuation in color functions, with regression tests.

02 / PREVIOUS PROJECTS

Past projects

Projects I’ve worked on,
with dates and my contribution.

Oct 2025 - May 2026

Individual academic capstone

ReVIEW

I built tools for reviewing research recordings in a reVISit fork, including video analysis, searchable clips, and timelines.

What I worked on +
  • Implemented multimodal analysis pipelines combining video, audio, OCR, and language-model outputs.
  • Added event timelines, clip tagging, semantic search, and cross-recording summaries.
TypeScriptReactPythonMultimodal AISemantic search

Explore ReVIEW demo (simulated recordings) ↗

Jan 2026 - May 2026

Team deep-learning project

Exercise Form Classification System

I worked with a team on models that identify exercises and assess form from video. My code contributions included pose extraction, training, and model experiments.

What I worked on +
  • Contributed labeling, YOLO pose extraction, training pipelines, and exploratory data analysis.
  • Worked on Skeleton CNN and ST-GCN experiments using the Qualcomm exercise-video dataset.
PythonPyTorchYOLOSkeleton CNNST-GCN

Read research paper on LinkedIn ↗

Mar 2024 - Jun 2024

Back-end developer, course project

Hospital Kiosk

I was a back-end developer on a team building a hospital kiosk for a software engineering course. The app included indoor navigation, service requests, and tools for managing hospital data.

What I worked on +
  • Contributed back-end development as part of an agile/Scrum team.
  • Collaborated on an application covering indoor navigation, service requests, and map and employee data.
Team developmentBack-end developmentAgile/Scrum

View source code ↗

Oct 2024 - Mar 2025

Student researcher, WPI / Chulalongkorn IQP

Reimagining Digital Education at Sri Sangwan School

I worked with a WPI and Chulalongkorn team to understand how students at Sri Sangwan School use computers for learning. I helped write the research methods and findings, and edited and revised the full report.

What I worked on +
  • Co-authored methodology for understanding students' challenges and authored the corresponding findings section.
  • Edited and revised the full project report across all sections, alongside contributions to inclusive-education research and analysis of assistive-device costs.
Qualitative researchInclusive educationResearch writing

Read team report ↗

03 / WORK HISTORY

Professional experience

I’ve taught programming online and in person, led summer camp teams, and helped students with computer science courses at WPI.

Worcester Polytechnic InstituteBachelor’s, Computer Science · 2026Full résumé ↗
Aug 2024 - May 2026

Peer Learning Assistant

Worcester Polytechnic Institute · Worcester, MA

I supported students through office hours, lab assistance, and grading feedback in computer science courses.

Jun 2025 - Aug 2025

Lead Instructor

iD Tech Camps · Waltham, MA

I supported instructors, coordinated daily camp operations, and helped deliver programming courses.

Jun 2024 - Aug 2024

Lead Instructor

iD Tech Camps · Amherst, MA

I led instructional staff, taught programming, and helped manage curriculum and daily camp logistics.

Aug 2023 - Dec 2023

Online Instructor

iD Tech Camps · Remote

I delivered individual programming lessons and adapted instruction to each student's goals.

Jun 2023 - Aug 2023

On-Site Instructor

iD Tech Camps · Amherst, MA

I taught programming courses and supported classroom setup and camp activities.

TOOLS I USE

AI & perception

Multimodal pipelines · Computer vision · Semantic search · PyTorch

Product engineering

TypeScript · React · Next.js · Python · PostgreSQL

Systems & delivery

Native desktop tools · Docker · AWS · Accessible interfaces