MD DAWOOD ALAM

Senior Backend Engineer | Node.js, Nest.js, TypeScript, Hapi.js, Microservices, AWS | Real-time Systems | Payments & Integrations

South Delhi, Delhi, India

About

Backend Engineer with 5+ years of experience specializing in Node.js, TypeScript, and scalable microservices. I build high-performance APIs, real-time features, and complex integrations used by thousands of daily users. At Appinventiv, I’ve worked on large-scale food delivery platforms (Kudu, Alkhafeef), high-traffic fintech systems (Bajaj Finserv), and an automation-driven social media platform. I’ve implemented: Multi-device cart synchronization Real-time tracking with Socket.IO & Firebase Payment integrations: Apple Pay, STC Pay, Qitaf, Tap, Checkout.com AWS-based architecture (Lambda, SQS, S3, API Gateway) Key Strengths: ✔ Building reliable microservices ✔ Optimizing API performance ✔ Real-time communication ✔ Integrations with external services ✔ Payment gateway expertise I enjoy solving performance issues, designing clean architectures, and delivering products that scale. Actively looking for Backend / Node.js roles (Remote or On-site).

Experience

  • Appinventiv (Full-time · 5 yrs 5 mos)
    • Senior Software Engineer
      Jun 2025 - Present · 1 yr 1 mo

      Built and deployed scalable Node.js microservices for food delivery, fintech, and social media products used by thousands of users. Designed high-performance REST APIs reducing latency and improving reliability across multiple projects. Implemented multi-device authentication flows using Redis and enhanced session security. Developed real-time customer & driver tracking using Socket.IO, Firebase, and Huawei HMS. Integrated multiple payment gateways: Checkout.com, Tap, Apple Pay, STC Pay, Mokafa, Qitaf. Created an integration platform for Kudu & Alkhafeef to sync orders with Hungerstation & Jahez. Mentored junior engineers and collaborated with cross-functional teams to ship high-quality features on time.

    • Software Engineer
      Feb 2021 - Jun 2025 · 4 yrs 5 mos