Available to hire
I’m Ayoub Ben Sedrine, a Full Stack Developer and Product Designer based in Ottawa, Canada. I build web and mobile apps from concept to deployment, blending frontend UX with robust backend APIs and scalable services to deliver seamless, user-centered products.
I thrive in agile, fast-paced environments—prototyping, iterating on feedback, and shipping polished features. I love creating intuitive interfaces, writing clean, maintainable code, and bridging design with engineering. I’m excited to join a high-impact team where creativity and technical excellence are valued.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Language
English
Fluent
Amharic
Intermediate
Work Experience
Full Stack Developer at Global Online Marketplace SaaS Platform (Contract)
May 1, 2025 - October 9, 2025Designed and deployed full-stack features using React, Node.js, and PostgreSQL, ensuring real-time scalability and security. Implemented authentication, user dashboards, and admin panels, improving user retention by 12%. Integrated CI/CD pipelines for faster, more reliable deployments.
Lead Full Stack Developer & Product Designer at 4changeHUB (formerly Charity13)
June 1, 2023 - PresentDeveloped front-end and back-end systems for internal tools and community-driven apps. Architected API integrations, optimized performance, and introduced automated testing. Collaborated on UX/UI design systems and implemented responsive components.
Full Stack Developer at Global Online Marketplace SaaS Platform
May 31, 2025 - October 9, 2025Designed and deployed full-stack features using React, Node.js, and PostgreSQL, ensuring real-time scalability and security. Implemented authentication, user dashboards, and admin panels, improving user retention by 12%. Integrated CI/CD pipelines for faster, more reliable deployments.
Lead Full Stack Developer & Product Designer at 4changeHUB (formerly Charity13)
June 1, 2023 - PresentDeveloped front-end and back-end systems for internal tools and community-driven apps. Architected API integrations, optimized performance, and introduced automated testing. Collaborated on UX/UI design systems and implemented responsive components.
Full Stack Developer at Global Online Marketplace SaaS Platform
May 31, 2025 - October 9, 2025Designed and deployed full-stack features using React, Node.js, and PostgreSQL, ensuring real-time scalability and security. Implemented authentication, user dashboards, and admin panels, improving user retention by 12%. Integrated CI/CD pipelines for faster, more reliable deployments.
Lead Full Stack Developer & Product Designer at 4changeHUB (formerly Charity13)
June 1, 2023 - PresentDeveloped front-end and back-end systems for internal tools and community-driven apps. Architected API integrations, optimized performance, and introduced automated testing. Collaborated on UX/UI design systems and implemented responsive components.
Full Stack Developer at Global Online Marketplace SaaS Platform (Contract)
May 1, 2025 - May 1, 2025Designed and implemented scalable backend services in Node.js and TypeScript, supporting real-time analytics and powering marketplace activity for thousands of users. Developed and optimized React components for high-traffic dashboards, improving responsiveness and enabling faster rollout of new features across multiple product teams. Built Flutter-based mobile features to extend marketplace access to mobile-first users, ensuring seamless experiences across web and mobile platforms. Migrated legacy payment and listing modules into a modern microservices architecture using Docker and Kubernetes, improving deployment speed and system reliability. Collaborated closely with design, product, and customer success teams to deliver UI/UX enhancements that boosted user engagement and improved conversion rates by 12%.
Lead Full Stack Developer & Product Designer at Charity 13
June 1, 2023 - November 15, 2025Led a team to refactor and modernize the codebase, boosting test coverage from 67% to 92% and reducing critical bugs by 45%. Optimized API responses by 35%, cutting server timeouts by 22% and improving overall app performance. Introduced automated testing and CI/CD pipelines, reducing code review times by 57% and enhancing release quality. Conducted over 10 Flutter training sessions, mentoring junior developers and accelerating feature delivery. Designed and implemented a design system in collaboration with the product team, ensuring visual consistency across web and mobile platforms. Conducted UX reviews and usability testing that informed redesigns of key user flows, improving retention and engagement metrics. Collaborated with stakeholders to translate high-fidelity Figma prototypes into responsive, accessible interfaces. Partnered with product managers to prioritize user-centric features, resulting in measurable gains in customer satisfaction.
Full Stack Developer at Global Online Marketplace SaaS Platform
June 1, 2023 - May 1, 2025Designed and implemented scalable backend services in Node.js and TypeScript, supporting real-time analytics and powering marketplace activity for thousands of users. Developed and optimized React components for high-traffic dashboards, improving responsiveness and enabling faster rollout of new features across multiple product teams. Built Flutter-based mobile features to extend marketplace access to mobile-first users, ensuring seamless experiences across web and mobile platforms. Migrated legacy payment and listing modules into a modern microservices architecture using Docker and Kubernetes, improving deployment speed and system reliability. Collaborated closely with design, product, and customer success teams to deliver UI/UX enhancements that boosted user engagement and improved conversion rates by 12%.
Education
Advanced Diploma in Mobile Application Design and Development at Algonquin College, Ottawa
January 1, 2023 - August 1, 2025Advanced Diploma in Mobile Application Design and Development at Algonquin College, Ottawa
January 1, 2023 - August 1, 2025Advanced Diploma at Algonquin College, Ottawa
January 1, 2023 - August 1, 2025Advanced Diploma in Mobile Application Design and Development at Algonquin College, Ottawa
January 1, 2023 - August 1, 2025Advanced Diploma in Mobile Application Design and Development at Algonquin College
January 1, 2023 - August 1, 2025Qualifications
Google Flutter Developer Certification
January 11, 2030 - November 15, 2025Leadership Excellence Award
January 11, 2030 - November 15, 2025Hackathon Innovation Award (Finalist)
January 11, 2030 - November 15, 2025Google Flutter Developer Certification
January 11, 2030 - December 1, 2025Leadership Excellence Award
January 11, 2030 - December 1, 2025Hackathon Innovation Award (Finalist)
January 11, 2030 - December 1, 2025Industry Experience
Software & Internet, Media & Entertainment, Professional Services
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
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