Resume

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Basics

Name Arafat Khan
Email arafat.da.khan@gmail.com
Url https://arafatkatze.github.io/
Summary Founding engineer at Cline, the open-source AI coding agent used by 4M+ developers, and an AI Engineer World's Fair speaker. I build production AI systems end to end — from agent harnesses and evals to the infrastructure that scales them.

Work

  • 2025 - Present
    Founding Engineer
    Cline
    • Founding engineer on Cline, the open-source AI coding agent used by 4M+ developers.
    • Spoke at the AI Engineer World's Fair on 'Evals Are Broken, Use Them Anyway' -> https://www.youtube.com/watch?v=QuuIywMG4s8
  • 2024 - 2025
    AI Engineer at Cody Team
    Sourcegraph
    • Built an enterprise AI coding assistant
  • 2023 - 2023
    Founder
    ImmigrantFirst
    • Built a state of the Art LLM framework to build O-1 visa applications for US immigration using Generative AI -> https://immigrantfirst.ai/
  • 2021 - 2023
    Infrastructure Engineer
    Shopify
    Restricted Infrastructure and Stacks Team
    • Co-Implemented a load balancer level splitting of read and write requests using Kubernetes for Shopify’s financial transaction application which improved the p99 request times across most of Shopify’s payment transactions by 50%.
    • Enhanced networking/infra pipeline to make our payments infrastructure fully compliant with PCI/DSS regulations to pass the audit.
    • Built, maintained and upgraded highly scalable, fault tolerant Mysql database for critical credit card data
  • 2019 - 2021
    Backend Engineer
    Shopify
    Risk Engineering Team
    • Built a major tech design for a technical pipeline touching multiple rails services to find major bottlenecks in Shopify’s fraud assessment flow and to improve the checkout latency by 60%.
    • Managed autoscaling for Black Friday sales as the traffic spiked 10x the normal limit
  • 2017 - 2018
    Researcher
    Simon Fraser University
    • Applied ML techniques on CT Scans of Body segments for FAT analysis and body composition labelling for cancer patients

Education

  • 2014 - 2019
    Bachelors and Masters in Technology
    Indian Institute of Technology, Kharagpur
    • Probability
    • Algorithms
    • Programming Languages
    • Introduction to Electronics
    • Stochastic Processes
    • Machine Learning
    • Operating Systems
    • Distributed Systems

Awards

  • 2018
    Google Summer of Code
    Scientific Ruby Foundation
    Built the best plotting library for Ruby to support visualizations for science experimentation in Ruby -> https://github.com/SciRuby/rubyplot
  • 2016
    Ruby Grant
    Ruby Association
    Official Grant from Ruby Association to build Tensorflow in Ruby -> https://github.com/somaticio/tensorflow.rb

Skills

Public Speaking
AI Engineer World's Fair: Evals Are Broken, Use Them Anyway (2026) — watch
DevOpsDays Recife: Digital nomading in tech (2022) — talk
GopherCon India: Algo visualizations in Go (2019) — conference, project
Google Developers Windsor: Tensorflow Ruby (2019) — event
GoWayFest Belarus: Visualizations in Go (2018) — project
Ruby on Ice, Germany: ML workshop (2018) — talk
EuRuKo Ruby Conf: Introducing Tensorflow Ruby (2017) — video

Languages

Hindi
Native speaker
English
Native speaker
Urdu
Native speaker

Projects

  • Tensorflow.rb
    I wrote Tensorflow for Ruby
    • Spoke about this project at many tech conferences all over Europe and North America
    • Project was eventually endorsed by Ruby Association
    • Project trended on Github for a few days
  • Dataviz
    A perfect algorithms explanation library written in Golang
    • Designed a user-friendly codebase to understand complex algorithms visually
    • Presented my work at Gophercon in Belarus and India
  • Glot
    A plotting library in Golang built on top of GNU Plot
    • Added golang support for styles like lines, points, bars, steps, histogram, circle
    • Presented my work at Gophercon in Belarus and India