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Hi, I’m Hassan Youssef, a Senior Software Engineer specializing in high-performance Fintech and Web3 platforms. I design scalable Python/Django backends, work with PostgreSQL and distributed task queues, and thrive on building secure payment flows and PCI-DSS compliant systems that serve thousands of users daily. Beyond backend engineering, I enjoy architecting data pipelines, exploring blockchain-enabled financial workflows, and collaborating across frontend teams to deliver end-to-end solutions. I’m always learning and applying best practices in security, reliability, and performance.…Hi, I’m Hassan Youssef, a Senior Software Engineer specializing in high-performance Fintech and Web3 platforms. I design scalable Python/Django backends, work with PostgreSQL and distributed task queues, and thrive on building secure payment flows and PCI-DSS compliant systems that serve thousands of users daily. Beyond backend engineering, I enjoy architecting data pipelines, exploring blockchain-enabled financial workflows, and collaborating across frontend teams to deliver end-to-end solutions. I’m always learning and applying best practices in security, reliability, and performance.

Hassan Youssef

Web Developer, Full Stack Developer, Back-End Developer, +2

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Hi, I’m Hassan Youssef, a Senior Software Engineer specializing in high-performance Fintech and Web3 platforms. I design scalable Python/Django backends, work with PostgreSQL and distributed task queues, and thrive on building secure payment flows and PCI-DSS compliant systems that serve thousands of users daily. Beyond backend engineering, I enjoy architecting data pipelines, exploring blockchain-enabled financial workflows, and collaborating across frontend teams to deliver end-to-end solutions. I’m always learning and applying best practices in security, reliability, and performance.…Hi, I’m Hassan Youssef, a Senior Software Engineer specializing in high-performance Fintech and Web3 platforms. I design scalable Python/Django backends, work with PostgreSQL and distributed task queues, and thrive on building secure payment flows and PCI-DSS compliant systems that serve thousands of users daily. Beyond backend engineering, I enjoy architecting data pipelines, exploring blockchain-enabled financial workflows, and collaborating across frontend teams to deliver end-to-end solutions. I’m always learning and applying best practices in security, reliability, and performance.

Available to hire

Hi, I’m Hassan Youssef, a Senior Software Engineer specializing in high-performance Fintech and Web3 platforms. I design scalable Python/Django backends, work with PostgreSQL and distributed task queues, and thrive on building secure payment flows and PCI-DSS compliant systems that serve thousands of users daily.

Beyond backend engineering, I enjoy architecting data pipelines, exploring blockchain-enabled financial workflows, and collaborating across frontend teams to deliver end-to-end solutions. I’m always learning and applying best practices in security, reliability, and performance.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

Arabic

Fluent

English

Advanced

Work Experience

Senior Software Engineer at NUMO

February 1, 2025 - Present

Production web application for an S&P 500-backed token; managed smart contract reviews and deployments on Base (Sepolia and Mainnet). Implemented BullMQ and Redis for high-concurrency background tasks and real-time messaging. Architected Django/Next.js billing server integrating Stripe for automated licensing, subscriptions, and secure payments. Built AI-enabled Health Tech platform integrating AI agents and wearable data through Trigger.dev.

Software Engineer at Kearney

November 1, 2023 - February 1, 2025

High-security governance systems using Django and React; designed automated data orchestration with Apache Airflow; modernized APIs for secure data exchange between legacy government databases and modern frontends; built visualization tools translating raw datasets into actionable insights for policy decision-making.

Software Developer at BLD.AI

April 1, 2021 - November 1, 2023

Gamer fintech platform backend using Django, PostgreSQL, and REST APIs. Mobile payment integration with React Native; production releases and iOS/Android code changes to ensure seamless feature deployment.

Software Engineer at XPay

October 1, 2020 - April 1, 2021

Secure backend features for a specialized payment platform using Django and PostgreSQL. Integration of multiple third-party payment processors and financial APIs. Ensured PCI-DSS compliance through testing and debugging of financial workflows.

Problem Solving Coach at Coademy

May 1, 2015 - October 1, 2020

Mentored developers in advanced algorithms and data structures, authored technical curricula, and led debugging sessions to improve production reliability and reduce time-to-resolution for complex logic issues.