Haseeb Raza

Full Stack Developer with 4+ years of experience building scalable web applications using React.js, Next.js, Node.js, and NestJS. Specialized in designing high-performance RESTful APIs, database architecture, and AI-powered features including chatbot integrations. Experienced in leading end-to-end development, optimizing system performance, and delivering production-ready solutions in Agile environments. Proficient with MongoDB, MySQL, Firebase, and modern deployment platforms.

Full Stack Engineer at Toot (2025-10 – Present)

• Architected and implemented scalable, distributed backend systems using microservices and event-driven architecture, supporting 10+ services and improving system modularity, resilience, and fault tolerance.
• Designed and optimized asynchronous communication pipelines with RabbitMQ, processing 200K+ messages/day and enabling reliable, decoupled service interactions.
• Built high-performance backend services using NestJS, TypeORM, and PostgreSQL, reducing API response times by 25–30% through query optimization and efficient data modeling.
• Led backend architecture decisions, ensuring 99.9% uptime, horizontal scalability, and robust service-to-service communication across the platform.
• Developed and maintained RESTful APIs handling 500K+ requests/day, improving throughput and reducing latency under peak traffic conditions.
• Optimized database and overall system performance through indexing, query tuning, and best engineering practices, achieving 30% faster data retrieval and improved deployment stability; contributed to full-stack delivery using Next.js.

Senior Full Stack Developer at Artus (2024-08 – 2025-10)

• Led full-stack architecture and development of scalable web applications using Node.js, NestJS, React.js, and Next.js, supporting production-grade deployments.
• Designed and developed high-performance RESTful APIs handling large-scale traffic, implementing optimized data access patterns and secure authentication mechanisms.
• Built and integrated AI-powered chatbot systems, automating workflows and improving user interaction efficiency across applications.
• Engineered robust database solutions using Prisma, Mongoose, and Sequelize with MongoDB and MySQL, ensuring efficient data modeling and query optimization.
• Collaborated with clients and stakeholders to gather requirements, translate business needs into technical solutions, and deliver high-quality features.
• Mentored junior developers, conducted code reviews, and enforced best practices while managing Agile workflows (Jira, Monday.com) to ensure timely and reliable project delivery.

Full Stack Developer at techozon (2024-02 – 2024-08)

• Developed and maintained full-stack applications using React.js, Next.js, Node.js, and Firebase for real-time data handling.
• Implemented authentication systems and real-time synchronization using Firebase services.
• Built reusable UI components and optimized frontend performance using modern Next.js features.
• Integrated third-party APIs and AI tools to enhance application functionality and automation.
• Collaborated with cross-functional teams to deliver responsive and scalable web applications.

React Developer at microBeck Private Limited (2022-07 – 2024-02)

• Developed responsive and dynamic user interfaces using React.js and modern JavaScript (ES6+).
• Integrated RESTful APIs to enable seamless frontend-backend communication.
• Built backend services using Node.js and MongoDB for efficient data handling.
• Implemented advanced UI features including routing, filtering, and dynamic rendering.
• Improved application performance through optimized component architecture and state management.

Bachelor of Science in I.T – Riphah International University (2019-08 – 2023-05)

Matriculation – Private (2014-03 – 2016-05)