
Trabill
OTA Platform
A complete Online Travel Agency system similar to ShareTrip, featuring flight search, booking, revalidation, and ticketing with Galileo/Travelport and Sabre API integrations, real-time fare updates, and secure payment gateways.

Enterprise Software Engineer
Building high-throughput backend systems and leading engineering teams that ship reliable, scalable infrastructure at production scale.
Software Engineer with 4+ years of experience building and maintaining scalable backend systems. Specialized in developing high-performance APIs, microservices, and data-driven applications that solve real-world business problems.
Currently working as a Software Engineer at Tech Element IT, contributing to the development of robust software solutions, optimizing system performance, and collaborating with cross-functional teams to deliver reliable products.
Current focus
Building performant React applications at scale
Cloud-native architecture on AWS & Vercel
Exploring AI-powered product features
$ cat about.md → 2026 · nazmul.dev
$ echo $MOTTO "Build · Scale · Optimize"
Tech Element IT
Dhaka, Bangladesh
Leading full-stack development and backend architecture for scalable SaaS and enterprise applications. Responsible for system design, performance optimization, and cloud infrastructure management.
M360 ICT
Banani, Dhaka, Bangladesh
Developed scalable backend systems for B2B and B2C platforms, focusing on travel and booking automation solutions.
Naria IT Solutions
Dhaka, Bangladesh
Led architecture and development of a large-scale OTA platform while managing engineering teams and delivering production-grade systems.
$ whoami → Lead Backend Engineer
$ status → Open for opportunities • Remote / Hybrid

OTA Platform
A complete Online Travel Agency system similar to ShareTrip, featuring flight search, booking, revalidation, and ticketing with Galileo/Travelport and Sabre API integrations, real-time fare updates, and secure payment gateways.

Back-Office System
A multi-branch ERP system designed for agencies and travel companies to manage accounting, clients, vendors, invoicing, and balance sheets — all with a single-entry accounting model and real-time dashboards.

Content Platform
A scalable newspaper management platform for editors and publishers. Supports article scheduling, editorial workflow, advertisement tracking, analytics, and role-based access control with 99.9% uptime.
// 55+ PROJECTS ACROSS FINTECH · TRAVEL · E-COMMERCE · ENTERPRISE
University of Dhaka • Dhaka, BD
Core focus on algorithms, data structures, operating systems, and software engineering. Final year thesis on distributed microservice orchestration and fault-tolerance patterns.
Dhaka College • Dhaka, BD
Specialised in Physics, Chemistry, and Mathematics with a perfect academic record. Developed strong analytical foundations that directly inform systems-level engineering work.
// self_taught += ["System Design", "Cloud Architecture", "DevOps"]
continuously_learning
CONTINUOUSLY EVOLVING • CURRENTLY EXPLORING RUST & ADVANCED SYSTEM DESIGN
I like winter more than summer
I often bike with my friends
I love snowfall a lot
I build OTA and travel booking systems
I love learning new things
My favorite movie is The Green Mile
I'm learning advanced DSA in C++
I dream of building my own SaaS product
I enjoy exploring new places
// the_human_behind_the_code
always curious · always building