Arun Raj
Software Development Engineer III at JUSPAY
Tamil Nadu, India
Summary
🤩
Rockstar🎓
Top SchoolArun Raj is a Software Development Engineer III with nine years of experience building backend systems, currently advancing payment infrastructure at Juspay in Bengaluru. He has climbed multiple engineering levels within Juspay, contributing to core payment processing, connector integrations, concurrency improvements, and database interactions. His open-source work on the Rust-based hyperswitch payments project highlights practical experience with reliable, high-performance payment flows and connector integrations like Airwallex. Comfortable across the full backend stack, Arun pairs operational focus with code-level ownership to improve system reliability and throughput. Based in Tamil Nadu with an electrical engineering background, he brings a methodical, systems-oriented mindset often applied to payment orchestration challenges. Colleagues value his steady progression and hands-on contributions that bridge feature development and production stability.
9 years of coding experience
8 years of employment as a software developer
Higher education Mathematics and Computer Science, Higher education Mathematics and Computer Science at M.K.V.Kandhasamy Nadar Matric Hr Sec School,Tenkasi.Bachelor of Engineering (B.E.) Electrical and Electronics Engineering, Bachelor of Engineering (B.E.) Electrical and Electronics Engineering at Karpagam College of Engineering
Github Skills (20)
apim10
develop10
io10
api10
payment10
async-await10
rust10
backend10
api-design9
restful-api9
postgresql9
api-rest9
databases9
database9
rest-api9
Programming languages (3)
Github contributions (5)
juspay/hyperswitch
Jan 2023 - Mar 2023
An open source payments switch written in Rust to make payments fast, reliable and affordable
Role in this project:
Backend Developer
Backend DeveloperContributions:11 releases, 2934 reviews, 33 commits in 2 months
Contributions summary:Arun primarily contributed to the backend functionalities of the hyperswitch project. Their commits show involvement in core payment processing logic, including the integration of payment connectors like Airwallex, and refactoring code for concurency and background task. They also made changes related to database interactions and configuration settings. The contributions demonstrate a focus on the system's core functionalities and operational aspects.
financialpaymentsaffordableorchestrationrust
jarnura/vectors
Mar 2019 - Dec 2024
Contributions:7 pushes, 1 branch in 5 years 9 months
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