Hassan Raza.
Senior Node.js Developer & Software Architect
I build scalable backend architectures, optimize high-traffic databases, and integrate AI workflows for enterprise applications. Currently leading backend development at TapTap Technologies.
// Aggregation pipeline - booking metrics async getBookingMetrics(eventId: string) { const pipeline = [ { $match: { eventId, status: 'confirmed' } }, { $group: { _id: '$userId', totalSpent: { $sum: '$amount' }, lastBooking: { $max: '$createdAt' } }}, { $sort: { totalSpent: -1 } }, { $limit: 500 } ]; return await this.db.aggregate(pipeline); }
Selected Projects
Orbit
AI Marketing Platform
Engineered the backend to automate social media campaigns. Integrated OpenRouter/Claude and Meta/LinkedIn APIs. Designed the prompting architecture to ensure strictly distinct tones and output structures for different client brands.
TicketBox
High-Traffic Ticketing Platform
Restructured MongoDB DALs and aggregation pipelines for a high-traffic platform. Reduced complex data aggregation load times from minutes to under 10 seconds.
AI Advisor
AI-Powered Advisory Platform
Built backend infrastructure and API layer for an AI-driven advisory application. Integrated language model APIs and designed the data flow architecture.
Work History
Leading the core backend architecture. Developing robust APIs, managing database schemas, and ensuring scalable system performance across active deployments.
Designed and restructured backend systems. Managed complex cross-collection database migrations and established core engineering boilerplates for future scalability.
Developed backend features and maintained API integrations for internal and client-facing platforms, focusing on stability and code quality.
Built and optimized REST APIs and backend workflows, handling server-side logic and database operations for scalable applications.
Managed backend services for high-traffic environments, integrating third-party payment gateways and optimizing database queries for performance.
Developed and optimized complex financial dashboards using React. Diagnosed and resolved UI rendering bottlenecks to handle large real-time data payloads efficiently.
Assisted instructors and mentored students in core computer science concepts, grading technical assignments and providing hands-on debugging support.
Tech Stack
Education & Certifications
Ready to scale your product?
I'm currently open to new projects and consultations. Let's hop on a 15-minute technical discovery call to see if we're a good fit.
Open to remote contracts, part-time retainers, and project-based work.