Hady Salam

07 / 2015 - 02 / 2018 - Debugged and resolved issues across client websites, improving stability and performance. - Integrated third-party APIs and backend services for client projects. - Developed responsive web pages using MySQL, PHP, HTML, CSS, JavaScript, jQuery, Bootstrap, Tailwind. - Built web applications using React and Node.js as stacks modernized. - Worked with RESTful APIs to fetch and present data efficiently. - Implemented performance optimizations and caching strategies. - Used Git for version control and collaboration. - Developed and customized WordPress themes and plugins to meet client needs. - Managed and updated WordPress sites ensuring security and uptime. - Implemented e-commerce features using WooCommerce and custom PHP integrations. - Utilized PHP and MySQL for bespoke backend tasks. - Ensured cross-browser compatibility and responsive design standards. - Developed Android apps using Kotlin and integrated with APIs; handled Play Store submissions.

05 / 2019 - 11 / 2022 - Delivered responsive frontends and SPAs using Angular, React, Next.js, HTML, CSS, JavaScript, TypeScript, Bootstrap, jQuery, Tailwind. - Built backend APIs and services using Laravel, Node.js, Express applying microservices and clean architecture where applicable. - Integrated third-party APIs, payment processors and cloud platforms to extend product capabilities. - Improved application speed, scalability, and security through profiling and architectural changes. - Used Git/GitHub for collaboration and version control. - Developed custom WordPress themes and plugins using PHP/MySQL for complex client needs. - Built and maintained cross-platform mobile apps with React Native and Ionic; managed store submissions. - Implemented CI/CD automation and streamlined release workflows. - Led code reviews and team mentoring; enforced code quality and testing processes. - Integrated real-time functionality via WebSockets and Firebase services. - Built PWAs to increase reach and offline functionality. - Implemented state management solutions (Redux, Context API). - Ensured test coverage with Jest and improved performance via Lighthouse/Webpack. - Implemented OAuth2/JWT based authentication and secure authorization flows. - Created technical documentation and onboarding guides. - Managed AWS hosting environments, DNS, and deployments. - Designed relational schemas in PostgreSQL; optimized for performance and reliability. - Managed backup and disaster recovery processes.

01 / 2020 - 11 / 2022 - Developed responsive web pages and SPAs using Angular, React, Next.js, HTML, CSS, JavaScript, TypeScript, Bootstrap, jQuery, Tailwind. - Created and consumed RESTful APIs applying microservices and clean architecture using Laravel, Node.js, Express. - Integrated third-party APIs, back-end services, payment gateways and cloud platforms. - Optimized web applications for speed, scalability, and security; performed audits and implemented remediation. - Used Git and GitHub for source control and pull-request driven development. - Configured, customized and developed WordPress themes and plugins using PHP and MySQL for custom features. - Developed and maintained cross-platform mobile applications with React Native and Ionic. - Deployed Android and iOS apps to stores and managed release pipelines. - Implemented CI/CD pipelines and automated deployments. - Conducted code reviews, enforced coding standards, and mentored junior developers. - Integrated real-time features using WebSockets and Firebase for chat/notifications. - Developed PWAs and improved offline resiliency and performance. - Implemented state management using Redux and React Context API. - Ensured testing coverage with Jest and performance profiling via Lighthouse/Webpack. - Implemented authentication and authorization (OAuth2/JWT). - Authored documentation and established development best practices. - Managed AWS hosting and infrastructure, including environment setup and monitoring. - Designed and managed database schemas in PostgreSQL; optimized queries, indexes, backups and recovery plans. - Ensured transactional consistency and data integrity.

12 / 2022 - 11 / 2023 - Built responsive and dynamic web pages using React, Next.js, Gatsby, Shadcn, Mantine, Material UI, Tailwind. - Created and consumed RESTful APIs applying microservices and clean architecture principles using TypeScript, Node.js, Express, and Next.js. - Managed hosting environments and domain configurations; utilized AWS Lambda, Netlify, Vercel for serverless and edge deployments. - Integrated third-party APIs and back-end services; implemented payment gateway integrations and cloud platform integrations. - Optimized web apps for speed, scalability, and security; implemented caching, CDN and asset optimizations. - Developed and maintained cross-platform mobile applications using React Native and Ionic with compliances. - Implemented CI/CD pipelines to automate build/test/deploy workflows. - Developed Progressive Web Apps (PWAs) for improved web UX and offline capabilities. - Implemented state management solutions using Zustand, Redux, React Context API depending on project needs. - Ensured proper testing and coverage using Jest; conducted unit and integration testing where applicable. - Conducted performance profiling with Lighthouse and optimized builds with Webpack/Vite. - Implemented authentication and authorization (OAuth2, JWT). - Collaborated closely with UI/UX designers to deliver intuitive interfaces and ensure pixel fidelity. - Produced developer documentation and runbooks for handover and maintenance. - Designed DB schemas and implemented with MongoDB and PostgreSQL; used Mongoose ORM and Drizzle ORM where suited. - Optimized DB queries and indexes; ensured ACID compliance and robust transactions for critical flows. - Implemented caching and CDN integration to reduce latency and load on origin services.

05 / 2023 - 8 / 2024 - Led full-stack development across web, mobile, and internal SaaS products (Project Management, Task Management, HR systems, Employee Portal). - Developed responsive and dynamic websites using React, Next.js, Mantine, Material UI and pure Tailwind. - Built and maintained in-house solutions: PM systems, HR portals and other internal tooling; ensured cross-device support (web & mobile). - Implemented and utilized Azure, Power Platform, and Vercel for scalable deployments and automation. - Developed and maintained cross-platform mobile applications using React Native & Expo. - Used Electron to build PC inventory management software with dashboards for monitoring and controlling warehouse inventory counting processes. - Created and consumed RESTful APIs applying microservices and clean architecture principles using Next.js and Node.js. - Integrated Microsoft Dynamics Business Central, Microsoft CRM, and other third-party APIs for ERP/CRM synchronization and automation. - Optimized web applications for speed, scalability, and security; implemented caching strategies and CDN integration. - Integrated payment gateways for secure online transactions, ensuring PCI compliance and optimized checkout flows. - Deployed Android and iOS apps to Google Play Store and Apple App Store, ensuring store guideline compliance. - Conducted code reviews, provided mentorship, and ran developer onboarding to ensure best practices. - Standardized TypeScript adoption for improved code quality and maintainability across large codebases. - Implemented comprehensive testing with Jest for critical modules and maintained test coverage targets. - Conducted performance profiling and optimization using Lighthouse and build tooling (Webpack). - Implemented advanced authentication and authorization mechanisms including OAuth2 and JWT. - Authored detailed technical documentation, architecture diagrams, and development guidelines. - Managed hosting, domain configurations, DNS, and SSL/TLS certificate deployments. - Designed and implemented database schemas using PostgreSQL; optimized queries and indexes for large datasets. - Managed database backups, restores, and disaster recovery procedures. - Ensured data integrity and consistency through transaction management and ACID-compliant patterns.

11 / 2024 - Present - Development, maintenance, and continuous improvement of enterprise in-house projects serving 10M+ active users using SQL, Next.js, Node.js, React, TypeScript, Shadcn. - Monitored AWS logs, infrastructure metrics, Google Search Console, and Cloudflare insights to proactively detect, troubleshoot, and resolve issues before user impact. - Engineered and maintained high-quality, high-performing web apps; prioritized performance and availability, leveraging Vercel for hosting where appropriate. - Executed and launched regular product releases with zero-downtime rollouts, delivering on agile timelines and user expectations. - Supported end-to-end deployment workflows: build preparation, staging validation, and production rollout to ensure stability with minimal disruption. - Benchmarked performance and loading speed using Google Lighthouse; implemented improvements to ensure optimal Core Web Vitals and UX. - Enhanced performance and scalability through code-level optimization, architectural refinement, and modern engineering practices (lazy loading, code splitting, efficient caching). - Identified, diagnosed, and resolved complex technical issues and bugs, improving reliability and elevating user experience. - Evaluated, introduced, and integrated emerging technologies to boost developer productivity, product stability, and maintainability. - Mentored team members and peers on system design, coding standards, and tooling; actively resolved technical debt. - Authored technical reports, runbooks, documentation, and detailed technical breakdowns to ensure knowledge sharing and maintainability. - Maintained source control and CI/CD pipelines via GitHub, enforcing branch policies, PR reviews and automated checks. - Managed sprint planning, backlog grooming, and weekly progress tracking in Jira; addressed blockers and ensured timely delivery. - Contributed to strategic planning during quarterly/monthly sessions; aligned product roadmap with engineering priorities. - Facilitated cross-department collaboration ensuring technical outputs met business and strategic goals.