Mehedi Arefin
Software Engineer at Procurify
Old Toronto, Ontario, Canada
Summary
👤
Senior🎓
Top SchoolMehedi Arefin is a software engineer with a Master's in Computer Science and nine years of experience designing and operating distributed systems, APIs, and secure authentication layers. He has a proven record reducing latency and improving reliability—most notably architecting an API Gateway that cut query latency by 63% and leading an enterprise shift-left security effort that increased early vulnerability detection by 60%. Comfortable across Node.js, TypeScript, Python, Go, Django, and PostgreSQL, he pairs backend systems work with React/Next.js front-end integrations and pragmatic test-driven development that lifted code coverage from 45% to 93% across microservices. Mehedi also brings applied ML deployment experience—building model conversion tooling and integrating ONNX-powered inference into browser-based distributed compute—and has driven RLHF benchmarking to improve LLM code generation by 35%. Based in Toronto, he blends hands-on engineering with mentoring and process improvements that consistently cut developer friction and operational support needs.
9 years of coding experience
6 years of employment as a software developer
Bachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at American International University-BangladeshMaster of Science - MS, Computer Science, Master of Science - MS, Computer Science at Lakehead University
English
Github Skills (11)
mern6
react5
mongodb5
nodejs5
material-ui4
bootstrap4
mysql3
sass2
websocket1
cab1
firebase1
Programming languages (1)
Github contributions (5)
rafin007/Social-media-app
May 2020 - Dec 2024
A social media app made with MERN stack
Contributions:2 PRs, 72 pushes, 2 branches in 4 years 7 months
mernexpressmaterial-uimongodbnodejs
rafin007/CabService
Nov 2017 - Dec 2017
Contributions:17 PRs, 69 pushes, 8 branches in 1 month
cabnodejsmongodbcab-booking
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