Noor Yasser El-Nahhal
Product Engineer | Senior Backend Developer | Senior Full-Stack Developer | Salla & Zid Developer | Cloud Engineer (AWS & OCI) | API Integrations | Database Optimization (MySQL & Oracle)
+972 59 760 6412 · contact@nooryasser.com · LinkedIn · GitHub · Medium
Summary
A results-driven Senior Software Developer and Backend Engineer with 5+ years of experience specializing in building highly reliable and scalable server-side web applications. Demonstrated expertise in managing high-volume systems, including a logistics platform capable of handling 20,000+ simultaneous requests, and optimizing data handling for large datasets (25,000+ Excel rows) using AWS S3 and SQS. Proficient in complex system integrations, including connecting applications with Odoo ERP and integrating various payment gateways. Contributes to DevOps initiatives under team supervision, assisting with cloud infrastructure on AWS and OCI, CI/CD pipelines with GitHub Actions, AWS Lambda and OCI Functions, and Infrastructure as Code with Terraform. Works with clients and companies across Saudi Arabia, Palestine and the wider Arab world.
Professional Experience
Senior Product Engineer — One Studio · Mar 2026 – Present
Remote
- Salla & Zid Marketplace Apps: Design and development of merchant applications for the Salla and Zid e-commerce platforms, including Member Plus, WhatsHero and Merchant Ops, extending store functionality for merchants across Saudi Arabia and the Gulf.
- Order Automation & Payments: Built an application that automates order-status messages to customers, integrating with Salla and Zid payment systems, including one-time and recurring (subscription) payments.
- AI & RAG Store Assistant: Developed an AI-powered application using Retrieval-Augmented Generation (RAG) to help merchants analyze and improve their online stores.
- Sales Growth & App Snippets: Built a sales-boosting application leveraging Salla/Zid App Snippets for on-storefront customization and conversion optimization.
- Customer Loyalty & Membership: Built a loyalty and membership application to retain customers and manage recurring engagement.
- Internal HR Application: Developed an internal HR management application for employee operations.
- Social Media Management Assistant: Built an application to help merchants manage and schedule social media content and posts.
Senior Full-Stack Developer — Tahwool · Jun 2022 – Present
Saudi Arabia, Riyadh
- Cloud Infrastructure & IaC: Supported Infrastructure as Code (IaC) using Terraform, contributing to automated deployments and environment management. Assisted with OCI Functions and API Gateway for serverless workloads.
- Scalability: Supported application scalability using AWS (EC2, S3, Lambda) and tuned Nginx for performance and security.
- Product Development: Built and maintained an Airbnb-like rental web app using Laravel, PHP, MySQL and JavaScript, with authentication, social logins, Google Maps and multiple payment gateways.
- Integrations: Connected the platform with Odoo Accounting, government identity/registry systems, Name.com, Cloudflare (SSL, DNS), and multiple payment/banking APIs.
- Operations: Used PRTG, Zendesk, Sentry and Hotjar for monitoring, error tracking and UX analysis.
Consulting & Specialized Projects (under Tahwool):
- Zakat, Tax & Customs Authority: Optimized critical batch server operations, resolved Oracle SQL exceptions, integrated PHP-based real-time statistics, improved the ICM/Contact Center Enterprise system.
- SOCPA (Hackathon Management): Built a secure hackathon management system (registration, login, SMTP notifications, OCI Buckets storage), deployed on OCI with Vultr staging.
Results: ~35% faster API responses via query optimization & Redis caching · 20,000+ concurrent requests architecture · ~90% reduction in recurring critical issues.
Senior Full-Stack Developer — WeArt · Jun 2024 – Nov 2025
Remote
- Developed and optimized a high-throughput logistics platform integrating multiple providers, handling 20,000+ simultaneous requests.
- Used AWS SQS queues/batching and S3 for large datasets (25,000+ row Excel files).
- Built CI/CD pipelines with GitHub Actions; deployed containerized microservices with ECS and Docker.
- Optimized infrastructure and automated provisioning with AWS CDK.
- Implemented real-time notifications with Reverb and a Telegram bot for logistics tracking.
- Maintained high test coverage and used Sentry for monitoring; integrated Odoo ERP modules; used Livewire and Scribe for docs.
Backend Developer — Drive7 · Sep 2021 – Jun 2022
Saudi Arabia, Riyadh
- Developed and managed high-performance REST APIs using modern MVC PHP frameworks with OOP design patterns.
- Optimized MySQL stored procedures, triggers and complex schemas.
- Integrated third-party APIs; deployed and maintained production environments; worked in Agile/Scrum with JIRA and Bitbucket.
Backend Developer — TechBox · May 2020 – Jul 2022
Palestine
- Developed and maintained Invoicing, E-Commerce, Education, and Delivery systems.
- Designed a system for managing high-volume user data; optimized database queries and performance.
- Wrote unit tests and implemented security measures; built RESTful applications with Laravel.
System Design & Architecture
- Designed scalable RESTful APIs following Clean Architecture principles.
- Implemented event-driven architectures using AWS SQS and background jobs.
- Applied SOLID principles and Domain-Driven Design (DDD) concepts.
- Designed multi-tenant systems with role-based access control (RBAC).
- Supported scalability and fault tolerance through asynchronous processing.
Backend Engineering Expertise
- High-load systems and concurrency handling for large-scale applications.
- Advanced database indexing, query optimization, and N+1 mitigation.
- Asynchronous processing with queue-based systems (AWS SQS).
- Idempotent APIs, JWT/Sanctum/OAuth authentication, rate limiting.
- Redis caching strategies; maintainable, testable code with feature/unit tests.
Skills
Programming: PHP, Java, C#, JavaScript, TypeScript, Python
Frameworks: Laravel, NestJS
Databases: MySQL, Oracle, MongoDB, SQL Server
Cloud & DevOps: AWS (ECS, S3, SQS, Lambda), OCI, Docker, Terraform, GitHub Actions, Nginx, Apache
Tools: Git, GitHub, GitLab, Bitbucket, Jira, Trello
Other: Odoo ERP, PayPal, Stripe, Telr, Bank API Integration
GitHub Activity
Noor is an active open-source contributor on GitHub, with consistent commit activity across backend, mobile and DevOps repositories since 2018, spanning PHP, JavaScript, TypeScript, Python, Java and Kotlin projects.
Education & Certifications
B.Sc. Mobile Computing — Islamic University of Gaza · 2022 · Grade: Very Good
Diploma in Fullstack Development — Vision Plus Center · 2020
Diploma in Backend Development — Gaza Sky Geeks · 2020
Diploma in English Language — Oxford Center · 2023
Certificates: AWS Fundamentals, Terraform for AWS, Laravel Advance, NestJS, ASP.NET Core Minimal API
Languages: Arabic (Native), English (Professional Working Proficiency)
Contact
Have a backend project, a system that needs to scale, or an integration to build? I'd love to hear about it — contact@nooryasser.com