Mahmoud Ashmawy
Verified Expert in Engineering
Product Engineer and Developer
Cairo, Cairo Governorate, Egypt
Toptal member since March 5, 2026
Ashmawy is a senior product engineer with 7+ years of experience building products from concept to launch across SaaS, fintech, and eCommerce sectors. He excels in React, Next.js, Node.js, and Flutter, combining strong technical expertise with product thinking to deliver polished, high-impact experiences that scale. Mahmoud's ability to engineer scalable solutions ensures successful product development and impactful user experiences.
Portfolio
Experience
- Node.js - 7 years
- MongoDB - 7 years
- UX Design - 6 years
- React - 6 years
- React Native - 5 years
- Next.js - 5 years
- TypeScript - 5 years
- Large Language Models (LLMs) - 2 years
Preferred Environment
AWS IAM, MacOS, Ubuntu
The most amazing...
...thing I've built from scratch is a fintech platform that scaled to thousands of users, handling real-time transactions with zero downtime.
Work Experience
Shopify Developer
Fariss Digital Ltd Liability Co.
- Architected a headless Shopify donation platform using Next.js and Storefront API (GraphQL), deliberately selecting Next.js over Shopify Hydrogen to preserve a vendor-agnostic migration path to standalone SaaS.
- Authored a comprehensive PRD covering 20 functional requirements, MoSCoW prioritization, and an 8-week delivery timeline across 4 phases, from foundation through launch, for client sign-off.
- Designed the full donor experience across 12 public-facing screens, including conversion-optimized campaign pages, branded checkout flow, and donor profile dashboard with recurring donation management.
- Integrated Apptics.ai for intelligent payment routing across Stripe, NMI, Authorize.net, and Phoenix processors, eliminating single-processor dependency, the platform’s core risk mitigation strategy for nonprofit clients.
- Developed a conversion-driven UI/UX system featuring donation amount anchoring, social proof tickers, milestone celebrations, donor leaderboards, and recurring donation upsells to maximize donor lifetime value.
- Engineered a modular architecture with CRM-ready data structures, UTM/GA tracking hooks, and API contracts designed for iterative expansion into AI-assisted copy generation, marketing automation, and analytics dashboards.
Senior Full-stack Developer & Architect
New Home Vision
- Architected and delivered a full-stack ADU lead generation platform using Next.js, Node.js, Python, and MongoDB Atlas, spanning property enrichment, AI rendering, financial reporting, and direct mail dispatch in seven weeks.
- Built an AI rendering pipeline with Google Gemini, generating seven photorealistic assets per property using a chained reference architecture to ensure visual consistency across exteriors, interiors, floor plans, and comparisons.
- Engineered automated property data enrichment integrating MLS, Zillow, Redfin, ATTOM, and Google Maps APIs with intelligent fallback logic, enabling bulk ADU eligibility screening across entire zip codes.
- Owned end-to-end UI/UX design and front-end implementation using a dark-mode design system with shadcn components, covering admin dashboards, review workflows, and QR-linked homeowner landing pages.
- Built a scalable async job system with BullMQ orchestrating multi-step rendering, enrichment, and mail dispatch pipelines, with Cloudflare R2 storage and Lob.com physical mail integration.
- Developed a lead tracking and contractor distribution system with email notifications and CSV exports, enabling the client to monetize qualified ADU leads at scale.
- Solved rendering consistency challenges by implementing cumulative image reference passing across pipeline steps, ensuring architectural coherence across all generated property assets.
Senior Product Engineer
Lyna Cam
- Developed a core front end for a health tracking app focused on menstrual cycle prediction and nutrition monitoring.
- Built smart prediction algorithms that improved cycle forecasting accuracy and created seamless user experiences for health tracking.
- Worked closely with product and design teams to implement privacy-focused features while ensuring the app remained intuitive and trustworthy for users.
- Coordinated UI elements to optimize user satisfaction from onboarding through active usage.
- Focused on data analytics integration, user interface optimization, and cross-platform mobile development to support women's health and wellness goals.
Senior Software Engineer
Aura Space
- Developed digital solutions and platform features for a creative community space that connects artists, entrepreneurs, and creatives in Cairo.
- Built web applications and booking systems to support coworking space management, event coordination, and community engagement.
- Worked on implementing online booking platforms, event management systems, and digital tools to enhance the user experience for members accessing workspace, podcast recording facilities, and collaborative spaces.
- Focused on creating seamless digital experiences that supported the community's creative and professional activities.
Software Engineer
Ackoo
- Built and maintained core features for a leading cashback rewards platform that connects users with 2.5+ million products from global retailers.
- Developed full-stack solutions using JavaScript technologies to handle cashback tracking, product search, and payment processing.
- Worked on implementing real-time price comparisons, coupon integration systems, and cashback calculation engines.
- Collaborated with cross-functional teams to optimize user experience and ensure seamless shopping across web and mobile platforms.
Full-stack Developer
RMG Benaa Almajed
- Enhanced mobile app performance and designed UI/UX for government projects.
- Developed features for construction and real estate management platforms.
- Developed an ISO platform for a government project.
Full-stack Developer
AR-chaos
- Designed and developed full-stack web applications for various clients.
- Created responsive user interfaces and robust back-end systems.
- Managed the complete project lifecycle from requirements gathering to deployment.
Back-end Developer
LogiOne
- Built back-end infrastructure for delivery and logistics applications.
- Implemented real-time tracking features using WebSockets.
- Developed RESTful APIs and database schemas for efficient data management.
Experience
Quiz Studio
https://quizstudio.aiSakina AI
https://www.sakina.chatAckoo
https://www.ackoo.appDinery App
Fino AI
Padel Sync
Cast In
https://cast-in.vercel.appEducation
Bachelor's Degree in Software Engineering
University of Helwan - Cairo, Egypt
Skills
Libraries/APIs
Node.js, Socket.IO, React, Stripe, OpenAI API, Google Maps API, Claude API, REST APIs, LinkedIn API, Twilio API, Auth, QuickBooks API, Vue, Stripe API, Chart.js, HubSpot API, Social Media APIs, Google APIs, Shopify API, Shopify Storefront API, Apollo Client, Entity Framework, Pydantic, Xero API, WebRTC, Playwright, Puppeteer, Stripe Connect, API Development, SharePoint API, FFmpeg, React Redux, React Router, Three.js, WebXR, PostgREST, Graph API, OpenCV, PyTorch, TensorFlow, Pandas, React Testing Library, Apigee, AWS Amplify
Tools
Git, Claude Code, AI Prompts, Expo, Auth0, Claude, Zapier, Retell AI, n8n, GitHub, Whisper, ChatGPT, Firebase Cloud Messaging (FCM), Prisma, Shopify Plus, Google Analytics, SMART on FHIR, Terraform, Claude Agent SDK, Xero, Microsoft Outlook, Microsoft Power BI, RingCentral, BigQuery, Microsoft Copilot, Microsoft Power Apps, Codex, ComfyUI, Grafana, AWS Step Functions, GraphRAG, Amazon OpenSearch, Amazon Simple Notification Service (SNS), Amazon Simple Queue Service (SQS), RabbitMQ, Celery, UGUI, Webpack, Helm, NGINX, Pytest, Salesforce DX, AWS IAM, Figma, Blender
Languages
TypeScript, Python, GraphQL, JavaScript, Go, HTML, CSS, Swift, SQL, Dart, Ruby, Arabic, Shopify Liquid, Java, HTML5, C#, Google Apps Script, Rust, HLSL, OWL, RDF, Shapes Constraint Language (SHACL), SPARQL, Python 3, Kotlin, PHP, Elixir
Frameworks
Next.js, React Native, Tailwind CSS, Flutter, Agentic Frameworks, NestJS, Express.js, LangGraph, gRPC, Angular, Ruby on Rails (RoR), .NET, ASP.NET, Scrapy, Selenium, Spring Boot, Redux, Ontology Framework, Fastify, LlamaIndex, ThinkPHP, Yii, Django, Jest, Unity, Cypress, OAuth 2, Laravel, Swagger
Paradigms
UX Design, Search Engine Optimization (SEO), DevOps, Desktop App Development, Role-based Access Control (RBAC), Event-driven Architecture, Mobile Development, Real-time Systems, Mobile UI Design, Conversion Rate Optimization (CRO), Automation, Responsive, Component-based Development, UI Design, REST, Microfrontends, App Development, Microservices, Agile, ETL, Testing, Business Intelligence (BI), Best Practices, Maintainability, Model Context Protocol (MCP), HL7 FHIR Standard, W3C, Asynchronous Programming, Back-end Architecture, Automated Testing, ACID, Event-driven Design (EDD), Continuous Delivery (CD), Continuous Integration (CI), Microservices Architecture, Test Automation, Software Testing, HIPAA Compliance
Platforms
Firebase, Docker, Mixpanel, Vercel, Amazon Web Services (AWS), Google Cloud Platform (GCP), Android, iOS, HubSpot, Shopify, Twilio, Voiceflow, Linux, Apache Kafka, Kubernetes, Zoho CRM, GoHighLevel, Netlify, AWS Lambda, Microsoft Power Automate, SharePoint, LiveKit, Microsoft Power Platform, SharePoint 365, Grok, Harness, Vertex AI, Azure Functions, MetaTrader 4 (MT4), MetaTrader 5 (MT5), MetaTrader, MetaTrader 5, MetaTrader 4, DigitalOcean, Oracle Cloud Infrastructure (OCI), Mobile, Salesforce, Replit, Azure, DatoCMS, Webflow, MacOS, Ubuntu, PostHog, Together.ai
Storage
MongoDB, PostgreSQL, Redis, Databases, Database Management, Google Cloud, MySQL, Amazon S3 (AWS S3), Data Pipelines, Cloud Firestore, Database Architecture, Microsoft SQL Server, JSON, Data Integration, Database Performance, Datadog, Google Cloud SQL, Relational Databases, Amazon DynamoDB, Microsoft Entra ID, Elasticsearch, PostGIS
Industry Expertise
Healthcare, Social Media, Web Design, Trading Systems, Insurance, Project Management
Other
Computer Science, Supabase, Machine Learning, Artificial Intelligence (AI), Large Language Models (LLMs), Payment APIs, Web Scraping, AI Chatbots, API Integration, OpenAI, Cursor AI, Full-stack, Agentic AI, Full-stack Development, Prompt Engineering, Retrieval-augmented Generation (RAG), Software Architecture, Server-side Rendering (SSR), Static Site Generators, Web Development, Data Scraping, Large-scale Projects, Back-end, AI Tools, Vibe Coding, Code Review, Architecture, AI-generated Code, Cloud, Third-party Integration, API Management, Encryption, AI Integration, Authentication, CI/CD Pipelines, Google Play Store, In-app Purchases, Push Notifications, Document Parsing, Optical Character Recognition (OCR), Workflows, Secure Web Development, Third-party APIs, Document Processing, Web App Development, APIs, AI Agents, Integration, Workflow Automation & System Integration, Workflow Automation, Algorithms, Agentic RAG Systems, Dashboards, Document Management, Know Your Customer (KYC), Payments, Localization, Core Web Vitals, Railway, FastAPI, Cloud Infrastructure, Scalability, Infrastructure, Data Integrity, Back-end Development, PDF, Mobile Apps, Mobile App Development, Data Modeling, Startups, Payment Gateways, Legacy Code, Coding, Minimum Viable Product (MVP), QR Codes, SaaS, User Interface (UI), Stripe Terminal, Social Networks, GPS, Design, Legal Compliance, Payment Processing, Shopify Customizations, Shopify Theme, Mobile First, User Experience (UX), AI Voice Agents, Figma to React, eCommerce, Intuit QuickBooks, QuickBooks Online, SMS, Applicant Tracking Software (ATS), Game Development, Platforms, Agentic Coding, Solution Architecture, Videos, React Components, CTO, Technical Leadership, Design Systems, Front-end Architecture, Multi-agent Systems, User Flows, HubSpot CRM, CRM, Cloud Architecture, Endpoint Detection and Response (EDR), MERN Stack, System Design, Zoho, Multimodal Models, Dialpad, Chatbots, Customer Relationship Management (CRM), ElevenLabs Solutions, LinkedIn, Database Normalization, Data Engineering, Vite, HIPAA, UI Development, Software as a Service (SaaS), Healthcare Software, Medical Imaging, Interactive Prototypes, WebSockets, OAuth, Location Services, Financial Services, Compliance, Custom Shopify Apps, Inventory Management, Data Enrichment, Project Planning & Execution, Email, Apollo, Communication, Written Communication, Team Leadership, Attention to Detail, Interviewing, Team Management, Integrations, SEO Tools, Optimization, Websites, AI Design, Shopify Design, Front-end Development, UTM Parameters, Google Tag Manager, APNs, RAG Pipelines, System Architecture, Travel, Front-end, A/B Testing, LLM Integration, RAG Systems, Product Owner, Data Visualization, CSV, Web Applications, AI Automation, Data Processing, Gmail, Meta Ads, Data Quality, Perplexity, Real-time Data Pipelines, Unstructured Data Analysis, Revenue Cycle Management, Amazon DocumentDB, Zustand, Monday.com, Dashboard Design, Web Dashboards, Recruitment, Microsoft 365, HTTP, Auditing, Audits, Data Architecture, Data Security, ELT, Google BigQuery, LLM Agents, Performance, Pipelines, Reliability, Security, Data Loss Prevention (DLP), Process Documentation, Security Policies & Procedures, Workflow, FINRA, Infrastructure as Code (IaC), Marketplaces, Online Bidding, Amazon Interactive Video Service (Amazon IVS), Video Muxing, CAPTCHA, Facebook, Proxies, Fractional CTO, Microsoft Azure, Cloud Platforms, Distributed Systems, SQL Server, AI Compliance, AI Security, Single Sign-on (SSO), Education Technology (Edtech), Leadership, Office 365, Microsoft Purview, SharePoint Online, OData, AI-assisted Development, Go-to-market (GTM) Strategy, Product Roadmaps, Early-stage Startups, AI Workflow, ChatGPT Prompts, Fintech, Financials, AI Engineering, AI-generated Video, Generative Artificial Intelligence (GenAI), Delivery Management, Telecom Business Support Systems (BSS), Mergers & Acquisitions (M&A), Network Architecture, Networks, System Integration, AI Agent Orchestration, Plugins, Row-level Security (RLS), Agentic AI Systems, Deepgram, Booking Apps, CPaaS, Booking Systems, ACORD Data Standards, Data Governance, Knowledge Graphs, CDISC, Ontologies, Semantic Web, Semantics, Stakeholder Management, Taxonomy, Workshops, Workshop Facilitation, Enterprise Architecture, System Administration, Stakeholder Alignment, Finance, Financing, Financial Data, Cdata, Event-driven Systems, OpenTelemetry, Prometheus, Concurrency, Database Optimization, Scripting, Equity Trading, Forex Trading, Options Trading, Shell Scripting, Stock Trading, Trading, SOAP, Webhooks, SOC 2, Enterprise Resource Planning (ERP), ERP django, Forecasting, Microsoft Foundry, Procurement, Quantity Surveying, Lending, Web Accessibility, Search Engines, WCAG 2, CMS, High Availability (HA), Reporting, Reports, State Machines, Authorization, Application Security, Amazon RDS, UI Animation, UI Toolkits, Linear, Networking, Mobile Architecture, Computer Vision, Deep Learning, Video Analysis, Product Management, Gemini, GitHub Actions, SQLModel, Natural Language Processing (NLP), Pgvector, Recommendation Systems, Vector Search, Platform Engineering, Salesforce CLI, App Store, Supabase Auth, AI Programming, Image Manipulation, E-signatures, OpenClaw, Legal Technology (Legaltech), LangChain, Healthcare IT, 3D Games, Casinos & Gaming, Game Design, Games, Gaming, Online Games, Online Gaming, Screeners, Software Engineering, Streaming, PayPal, OpenRouter, Google+ Authentication, VoiceAI, Voice
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