Resume
Basics
Name | Arafat Khan |
arafat.da.khan@gmail.com | |
Phone | +1-343-999-5219 |
Url | https://arafatkatze.github.io/ |
Summary | A backend engineer who does a little bit of everything. |
Work
-
2025 - Present -
2024 - 2025 -
2023 - 2023 Founder
ImmigrantFirst
- Built a state of the Art LLM framework to build O1 Visa applications for US immigration using Generative AI.
-
2021 - 2023 Infrastructure Engineer
Shopify
Restricted Infrastructure and Stacks Team
- Co-Implemented a load balancerlevel splitting ofread 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 majortech 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 segements 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 visulations for Science expermentation 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 | |
DevopsDays Recife: Digital nomading in tech | |
Google Developers Windsor: Tensorflow Ruby | |
Gophercon India: Algo visualizations in Go | |
GowayFest Belarus: Visualizations in Go | |
Ruby on Ice, Germany: ML workshop | |
Euroko Ruby Conf: Introduced Tensorflow |
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 explaination 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