Arbaaz Laskar

About Arbaaz Laskar

Full-stack engineer with experience building and scaling production-grade systems across SaaS platforms, real-time data pipelines, and cloud infrastructure. I’ve worked end-to-end — from system architecture and backend services to frontend performance and deployment pipelines. Designed and built a large-scale IoT data platform for lithium-ion battery fleet management, enabling real-time BMS communication via CAN protocol, message streaming with RabbitMQ, and reliable handling of high-frequency heartbeat data.🧠 Strong background in building complex business systems — including payments, scheduling, enrollments, inventory, and operational workflows — using Node.js (Express, NestJS, Fastify, Hono) and React with modern state and data-fetching patterns. Experienced with cloud infrastructure on AWS and GCP (EC2, RDS, ECR, S3, SES, Compute Engine, and related services), implementing CI/CD and infrastructure-as-code for secure, scalable, and resilient deployments.Portfolio: https://arzkar.github.io/

Experience

1. Senior Software Developer

   Daas - Developers As A Service

   Jul 2025 — Present · GA, US

   Building and maintaining multi-tenant SaaS platforms for client businesses, owning end-to-end architecture from backend services to frontend UI- Developing scalable backend systems using NestJS, Fastify and Hono, supporting payments, scheduling, enrollments, and package management- Building data-driven React frontends with TanStack Query, focusing on performance, reliability, and clean state management- Delivering production systems for Enrollio.ai (dance studio enrollment & payments) and Impulsion.io (equestrian lesson & scheduling platform)

Education

• North Eastern Regional Institute of Management

  Bachelor of Computer Application, Computer Application

  2018 — 2021

• Kendriya Vidyalaya

  High School, Computer Science, Mathematics, Physics, Chemistry

  2007 — 2018