Jacob Mobin
Toronto, ON

Jacob Mobin

Software Developer

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Main Venture

Resumate

by Resumate Solutions

Toronto, ON
Feb. 2025 - Present

Developed a Chrome extension that uses an LLM to generate job-specific resume rewrites in one click.

Chrome ExtensionNode.jsFirebaseStripeLLM
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Latest Venture

Vibe

Distributed Semantic Cache

Toronto, ON
Dec. 2025 - Present

Developed a Distributed semantic caching network for Large Language Models.

RustReactAstroSupabaseAWS
Visit Startup
Vibe

Always shipping.

Consistently building, testing, and deploying production software.

Jacob Mobin
@jacobamobin on GitHub
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Experience

Gore Mutual Insurance

Data Engineer - Data Platform

Jan. 2026 - Apr. 2026
Gore Mutual Insurance
  • Working on something big.
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Callings.AI

Software Developer

Jun. 2025 - Dec. 2025
Callings.AI
  • Normalized 7M+ job records from multiple vendors into a unified format for natural language search.
  • Re-engineered LLM enrichment pipelines handling 220K jobs/day, cutting costs by 433%.
  • Developed TF-IDF Random Forest and BERT models to fill missing job fields with 94% accuracy.
  • Built an embedding-based matching system ranking candidates from 12K+ Contacts.
  • Created automated benchmarking tools to evaluate accuracy, speed, and cost across LLM providers.
PythonMachine LearningBERTTF-IDFRandom ForestLLMData Processing
Resumate Solutions

Co-Founder

Feb. 2025 - Present
Resumate Solutions
  • Developed a Chrome extension that uses an LLM to generate job-specific resume rewrites in one click.
  • Built a Node.js/Firebase backend that parses resumes and streams LaTeX-styled, Base64-encoded PDFs.
  • Designed Firestore schemas for user data and integrated Stripe for credit-based payments.
  • Implemented Google Sign-In with Firebase, OAuth, JWT, and RESTful APIs to secure access.
  • Engineered a comprehensive editor with ATS keyword highlighting and copilot-style editing.
Chrome ExtensionNode.jsFirebaseFirestoreLaTeXStripeOAuthJWTRESTful APIsLLM
What's Next?

Let's Work Together

I'm currently seeking Summer 2026 internships. Whether you have a question or just want to say hi, you can contact me at the email below!

Say HelloView Resume

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