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El Hassane Boushib
Verified Expert in Engineering
React Software Engineer and Developer
Jersey City, NJ, United States
Toptal member since September 29, 2022
Bio
El Hassane is a software engineer and competitive programmer with a good understanding of data structures and algorithms. He's a professional developer with experience in Python, Swift, JavaScript, TypeScript, React, Node.js, MongoDB, PostgreSQL, and AWS Cloud. El Hassane has helped businesses architect and build their software solutions with a focus on performance and scaling.
Portfolio
Meta
iOS, Swift
Furniture
Algolia, Amazon EC2, Amazon DynamoDB, Amazon S3 (AWS S3), APIs...
Furniture
React, eCommerce, Gatsby, Node.js, AWS Lambda, Lambda Functions...
Experience
- Algorithms - 10 years
- Software Engineering - 10 years
- JavaScript - 10 years
- React - 8 years
- Node.js - 8 years
- PostgreSQL - 8 years
- Redux - 8 years
- TypeScript - 8 years
Work Experience
Software Engineer
2025 - 2025
Meta
- Created new features for Meta AI and wearables.
- Created new features for Meta AI and the music experience.
- Improved the overall code quality and engineering practices.
Technologies: iOS, Swift
Staff Software Engineer
2024 - 2025
Furniture
- Improved overall system design, architecture, and performance by detecting bottlenecks and opportunities for improvements.
- Designed and developed complex software solutions, ensuring they meet business requirements and performance goals.
- Led the design and development of multiple projects and features, from gathering business requirements to shipping to production.
Technologies: Algolia, Amazon EC2, Amazon DynamoDB, Amazon S3 (AWS S3), APIs, Amazon Web Services (AWS), TypeScript, Python, Terraform, Terragrunt, API Integration, Architecture, AWS Step Functions, AWS Lambda, CI/CD Pipelines, Git, MongoDB, ECS, Amazon Elastic Container Registry (ECR), Amazon CloudFront CDN, Amazon CloudFront, AWS Fargate, Amazon Aurora, Amazon RDS, Amazon CloudWatch, Lambda@Edge, Builder.io, Sentry, Retool
Senior Software Engineer | Team Lead
2022 - 2023
Furniture
- Managed a team of senior software engineers and SDETs in both the front and back end while being hands-on.
- Helped onboard new team members by creating onboarding materials.
- Helped establish technical solutions for the new features and improve existing ones.
Technologies: React, eCommerce, Gatsby, Node.js, AWS Lambda, Lambda Functions, AWS Step Functions, Algolia, MongoDB, JavaScript, TypeScript, Terragrunt, Terraform, Server-side Rendering (SSR), Amazon DynamoDB, Infrastructure as Code (IaC)
Senior Software Engineer
2019 - 2022
Eternal
- Developed the Eternal application front-end architecture and system design.
- Helped design and product teams make feature-driven decisions.
- Created a Twitch overlay extension to help creators generate income and increase conversion.
- Built a shopping cart feature to let users purchase their favorite moments.
- Created an interactive, animated pack-opening experience using Sass and JavaScript.
- Developed high-converting landing pages in collaboration with design and product teams.
- Created an authentication flow using Firebase to include signup, login, email verification, password reset, and two-factor authentication (2FA).
- Built a global currency conversion system using Redux and a CoinMarketCap API to help users convert USD to Ethereum (ETH) and Flow currencies in the application.
- Created a reusable pagination system based on infinite scrolling.
- Integrated a real-time notification system using MagicBell and Redux.
Technologies: JavaScript, TypeScript, Redux, Go, PostgreSQL, React, Architecture, Amazon Web Services (AWS), AWS DevOps, Technical Leadership, Full-stack, CSS, Firebase, Amazon S3 (AWS S3), Amazon EC2, HTML, Search Engine Optimization (SEO), REST APIs, APIs, Microservices, Enterprise Systems, User Interface (UI), User Experience (UX), Web Architecture, Webpack, Front-end, Front-end Build Tools, Figma, JSON, eCommerce, Cypress, Jest, Storybook, React Router, Testing, React Hooks, Unit Testing, Stripe, Scrum, Jira, Styled-components, Web, Minimum Viable Product (MVP), API Integration, Full-stack Development, Front-end Development, Relational Databases, Authentication, Responsive UI
Software Engineer (Freelance)
2016 - 2022
Self-employed
- Developed a decentralized finance application, including user and project owner dashboards, animated charts, and statistics.
- Built a mastermind web game using Node.js, TypeScript, and React.
- Created a custom content management system (CMS) website for an Australian bank using Vue, Hugo, and Forestry.
- Migrated a PrestaShop online store from version 1.4 to version 1.7, including products, clients, and database migration. Also, I installed and customized a new theme.
- Assisted in creating a CMS to help Swedish hair salons build their online presence.
- Created a fully-customizable resume template for an Australian recruiting company, helping newly graduated students find their dream jobs.
Technologies: JavaScript, React, Vue, Vuex, Redux, Node.js, Express.js, MongoDB, PostgreSQL, SQL, Flutter, Dart, Python, Redis, Docker, Git, GitHub, CI/CD Pipelines, Architecture, AWS Lambda, Amazon Web Services (AWS), AWS DevOps, Full-stack, Next.js, Nuxt.js, CSS, Amazon S3 (AWS S3), Amazon EC2, HTML, Search Engine Optimization (SEO), REST APIs, APIs, Microservices, Enterprise Systems, User Interface (UI), User Experience (UX), Web Architecture, Webpack, Front-end, Front-end Build Tools, Figma, JSON, Vercel, Django, Django REST Framework, Django ORM, React Native, eCommerce, NoSQL, Cypress, Jest, Storybook, React Router, Testing, React Hooks, Unit Testing, Redux Toolkit, MySQL, Chart.js, Webhooks, MERN Stack, Stripe, Gatsby, Scrum, Jira, WebGL, Styled-components, Web, Minimum Viable Product (MVP), Tailwind CSS, Chakra UI, Serverless Architecture, API Integration, Amazon DynamoDB, Google Cloud Platform (GCP), Full-stack Development, Front-end Development, Relational Databases, Authentication, Responsive UI
Senior Software Engineer
2020 - 2021
Sage
- Built Sage mobile application for Android and iOS.
- Created a custom video with comments, share, and likes features.
- Created an integrated real-time chat Sage mobile application.
- Collaborated with the product and design team to develop a unique user experience for the Sage mobile app.
Technologies: Flutter, Dart, Amazon S3 (AWS S3), Amazon EC2, HTML, Search Engine Optimization (SEO), REST APIs, APIs, Microservices, Enterprise Systems, User Interface (UI), User Experience (UX), Front-end, Front-end Build Tools, Figma, JSON, eCommerce, Unit Testing, Scrum, Jira, Styled-components, Minimum Viable Product (MVP), API Integration, Full-stack, Full-stack Development, Front-end Development, Relational Databases, Authentication, Responsive UI
Senior Software Engineer
2019 - 2020
Zelos Gaming Inc.
- Created Zelos web application architecture and design system.
- Integrated Call Of Duty Modern Warfare missions and challenges into Zelos back end.
- Created an authentication flow including reset password and email verification using JWT.
- Collaborated with other engineers to create an Overwolf desktop app that users can use directly to pick missions and challenges when they start playing their favorite pages.
- Created a challenges page with an infinite scroll and individual challenge and mission pages.
- Created a battle pass page with a customer carousel built from scratch.
Technologies: JavaScript, Vuex, Vue 2, Vue CLI, Vue, HTML, HTML5, CSS, CSS3, Node.js, Express.js, MongoDB, Amazon S3 (AWS S3), Amazon EC2, Search Engine Optimization (SEO), REST APIs, APIs, Microservices, Enterprise Systems, User Interface (UI), User Experience (UX), Web Architecture, Webpack, Front-end, Front-end Build Tools, Figma, JSON, NoSQL, Cypress, Jest, Storybook, Unit Testing, Stripe, Scrum, Jira, Web, Minimum Viable Product (MVP), API Integration, Full-stack, Full-stack Development, Front-end Development, Relational Databases, Authentication, Responsive UI
Project History
OpenSea Clone
A clone of a well-known OpenSea website with a couple of features, including creating an NFT collection, listing and buying NFT items, exploring the most common NFT projects and collections, and much more. The project is still in progress, and more features are coming soon.
Amazon Clone
https://amazon-clone.onrender.com/A clone of the Amazon website, including register, login, and shopping cart features. I've added a couple of improvements to improve the overall website user interface and user experience. The project is still in progress, and more features will be added soon.
Pokedex
https://pokedex-2bd5.onrender.com/If you like Pokemon, this is the Pokemon collection with high-quality images and other cool features like searching a given Pokemon by name, ID, or traits.
The project is currently in progress, and some exciting features will be coming soon.
The project is currently in progress, and some exciting features will be coming soon.
Education
2021 - 2022
Master's Degree in Computer Science
University of Lyon 1 - Lyon, France
2019 - 2021
Engineer's Degree in Computer Science
High Tech School - Rabat, Morocco
Certifications
OCTOBER 2020 - PRESENT
Learning GraphQL
Skills
Libraries/APIs
Node.js, React, Vue, Vuex, Vue 2, REST APIs, React Router, Stripe, Django ORM, Chart.js, WebGL, Terragrunt
Tools
Git, GitHub, Vue CLI, Front-end Build Tools, Jira, AWS Step Functions, Webpack, Figma, Redux Toolkit, Terraform, Amazon Elastic Container Registry (ECR), Amazon CloudFront CDN, Amazon CloudFront, AWS Fargate, Amazon CloudWatch, Builder.io, Sentry, Retool
Languages
JavaScript, TypeScript, Dart, Python, GraphQL, CSS, HTML, CSS3, SCSS, Sass, HTML5, C#, Go, SQL, Swift
Frameworks
Redux, Express.js, Flutter, Next.js, Django, React Native, Jest, Tailwind CSS, .NET, Django REST Framework, Cypress, Nuxt.js
Paradigms
Microservices, Web Architecture, Unit Testing, Scrum, Serverless Architecture, Testing, Design Patterns, Search Engine Optimization (SEO)
Platforms
AWS Lambda, Amazon Web Services (AWS), Amazon EC2, Web, Docker, Kubernetes, Firebase, Vercel, Google Cloud Platform (GCP), Algolia, iOS
Storage
PostgreSQL, MongoDB, Redis, Amazon S3 (AWS S3), JSON, NoSQL, MySQL, Amazon DynamoDB, Relational Databases, Amazon Aurora
Other
Software Engineering, Web Services, CI/CD Pipelines, Architecture, AWS DevOps, Full-stack, APIs, Enterprise Systems, User Interface (UI), User Experience (UX), Front-end, Storybook, React Hooks, MERN Stack, Gatsby, Styled-components, Minimum Viable Product (MVP), Chakra UI, API Integration, Full-stack Development, Front-end Development, Authentication, Responsive UI, Lambda Functions, Server-side Rendering (SSR), Algorithms, Technical Leadership, eCommerce, Webhooks, Infrastructure as Code (IaC), ECS, Amazon RDS, Lambda@Edge
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