Hanif Bin Ariffin
Software Engineer at Confinex Technologies
Kota Bharu, Kelantan, Malaysia
Summary
👤
Senior🎓
Top SchoolHanif Bin Ariffin is a pragmatic software engineer with 11 years of experience building high-performance back-end systems and contributing to widely used open-source projects. Based in Kota Bharu, Malaysia, he writes production-grade Rust, C++, and Python—recently focusing on TB-scale data processing for fintech at Confinex and microservices in Rust. Hanif has made notable contributions to prominent Rust projects including Cargo, crates.io, Lapce (UI and editor features), and uutils/coreutils, where he fixed cross-platform edge cases and improved tooling reliability. He combines attention to low-level correctness (Windows path handling, file hashing, terminal behavior) with UI polish and developer ergonomics, a mix reflected across both editor and systems work. Outside work he regularly hunts bugs and refactors community libraries, preferring practical fixes that improve maintainability and platform compatibility.
11 years of coding experience
2 years of employment as a software developer
BACHELOR OF APPLIED SCIENCE COMPUTER ENGINEERING Computer Engineering, BACHELOR OF APPLIED SCIENCE COMPUTER ENGINEERING Computer Engineering at University of Ottawa
Malay, English
Stackoverflow
77reputation
1kreached
3answers
2questions
Github Skills (39)
cargo10
text-editor10
redis10
apidoc10
c1110
ui-design10
editor10
c1710
package-manager-tool10
uid10
api10
front-end-development10
fileio10
file-handling10
file-processing10
Programming languages (21)
Github contributions (5)
uutils/coreutils
Jun 2021 - Sep 2022
Cross-platform Rust rewrite of the GNU coreutils
Role in this project:
Back-end Developer
Back-end DeveloperContributions:39 reviews, 99 commits, 44 PRs in 1 year 3 months
Contributions summary:Hanif primarily contributed to the `uutils/coreutils` repository by modifying and enhancing the `more` utility, a text file viewer. Their work included fixing terminal resizing issues, refining the display of unknown keys, addressing a hanging issue with smaller content, and simplifying the page-down implementation. Additionally, the user addressed bugs in the `cp` utility, specifically resolving issues with the `--preserve` flag. The user also refactored options and formatting in the `ls` and added a test for a GNU `tr` tests.
command-line-toolrustlinuxgnucoreutils
rust-lang/cargo
Oct 2019 - Aug 2020
The Rust package manager
Role in this project:Back-end Developer
Back-end DeveloperContributions:15 commits, 16 PRs, 29 comments in 10 months
Contributions summary:Hanif primarily contributed to improving the `cargo` package manager's codebase. Their work involved refactoring code for efficiency, removing redundant borrows, and simplifying existing implementations. They also addressed issues related to file hashing, file system interactions, and Windows-specific path handling, which shows a focus on code quality and platform compatibility. Furthermore, the user corrected a code mispelling and fixed clippy warnings, demonstrating attention to detail and code style.
rustpackage-managercargo
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