Omar Wasim

Software Engineer III at PayPal

Handle

@owasim

Role

Software Engineer III

Company

PayPal

Location

Chicago, IL

About

I am a full-stack engineer with five plus years of experience shipping fintech, payments, and AI products. I work across TypeScript, Node.js, React/Next.js, PostgreSQL, and AWS, including international Buy Now, Pay Later products and AI sports card platforms.

Experience

• Software Engineer III at PayPal
  Sep 2025 to Aug 2026 - Chicago, IL
  Helped lead the technical design and buildout of a new international Buy Now, Pay Later installment product, working across frontend and backend services through production launch. Completed 50+ engineering tickets across global Buy Now, Pay Later markets, including the US, France, Australia, and Austria.
• Lead Software Engineer at Doejo
  Jan 2025 to Sep 2025 - Chicago, IL
  Architected and launched HobbyScan, a full-stack AI platform that scans, identifies, and values sports cards using Next.js, React/TypeScript, and Prisma/PostgreSQL; scaled from 0 to thousands of users within months. Built an AI pipeline using OpenAI GPT-4.1 and implemented card detection with OpenCV.
• Senior Software Engineer at PayNest
  Mar 2024 to Jan 2025 - Remote
  Developed scalable REST APIs and backend services using Node.js/Express.js and TypeScript, connected to PostgreSQL, MySQL, and MongoDB with optimized queries. Built microservices handling thousands of transactions per second across fintech platforms.
• Software Engineer at PayNest
  Nov 2022 to Feb 2024 - Remote
  Developed scalable REST APIs and backend services using Node.js/Express.js and TypeScript, connected to PostgreSQL, MySQL, and MongoDB with optimized queries. Built internal dashboards and tools with React, Redux, TypeScript, and TailwindCSS.
• Software Engineer at Rare Sense Inc.
  Dec 2021 to Oct 2022 - Remote
  Built full-stack features for Superfandom using Next.js, Redux, and MongoDB, supporting digital and real-world experiences. Developed admin interfaces and REST APIs for order, NFT, and asset management, integrating ethers.js and WalletConnect for payments.
• Software Engineer at SafariOne
  Oct 2020 to Nov 2021 - Remote
  Built Team WAAFI’s web chat app using React, Material-UI, and React Hooks, integrating it with the company’s money transfer platform. Developed Node.js/Express APIs and real-time Socket.IO messaging.
• Front-End Engineer Intern at SECURITI.ai
  Nov 2019 to Feb 2020 - San Jose, CA
  Built Vue.js and Vuetify UI components for client-facing pages and supported multilingual functionality through i18n.

Education

• Valparaiso University
  Bachelor of Science, Computer Science
  2015 to 2019

Skills

• JavaScript
• TypeScript
• SQL
• React/Next.js
• Redux
• Tailwind CSS
• Node.js
• MongoDB
• AWS
• GraphQL

Links

• LinkedIn
• GitHub

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