APURBO KUMAR
Senior Software Engineer • Full-Stack & Microservices Architect
Panthapath, Dhaka-1205+880 1775-546415apurboka@gmail.com
Executive Summary
Senior Software Engineer with 5+ years of hands-on expertise architecting high-concurrency B2B & B2C web platforms, travel engines, fintech systems, and real-time IoT telematics. Specialized in Node.js (NestJS), Express.js, PHP (Laravel), PostgreSQL, MySQL, Redis, REST & GraphQL APIs, Next.js, and React Native mobile applications. Proven track record of architecting and deploying 15+ production systems serving corporate partners and hundreds of thousands of active users.
Core Technical Skills
Frontend & Web Architecture
Next.js 14 (App Router), React.js, TypeScript, Tailwind CSS, Redux Toolkit & RTK Query, HTML5 / CSS3 / JavaScript
Backend & Microservices
Node.js & Express.js, NestJS, Laravel (PHP), GraphQL & REST APIs, WebSockets & Socket.io
Mobile Engineering
React Native, AsyncStorage & Local Auth, Push Notifications, Native Bridges & Permissions
Databases & Caching
PostgreSQL, MySQL / MariaDB, Redis, TypeORM & Prisma
DevOps, Cloud & Tools
Docker & Containerization, Nginx & Reverse Proxy, AWS S3 & Cloud Storage, Git, GitHub & Postman
Professional Experience
Sr. Software Engineer
Tripfindy (Impressive Group)
Architecting high-traffic B2C travel search engines, NestJS microservices, and GraphQL API gateways with PostgreSQL and Redis.
- Promoted to Sr. Software Engineer (July 2024) after successfully delivering core TripFindy B2C travel booking platform.
- Architected backend microservices and API gateways in NestJS & Node.js with normalized third-party GDS/hotel supplier APIs.
- Built high-performance frontend interfaces using Next.js, React, and RTK Query with state memoization.
- Designed transaction-aware booking write workflows in PostgreSQL with atomic locks and Redis hot caching.
- Implemented TicketLagbe B2B corporate agency portal featuring sub-agent deposit ledgers and automated PDF ticketing.
Software Engineer
Impressive Security Ltd. (Impressive Group)
Engineered comprehensive vehicle management, real-time fleet telemetry, and Bus Rapid Transit (BRT) corridor integration.
- Contributed to robust system architecture ensuring seamless integration of vehicle management and telemetry features.
- Engaged in end-to-end SDLC from conceptualization to deployment of efficient and reliable software solutions.
- Implemented advanced features for real-time fleet monitoring, allowing precise tracking of vehicle location, status, and performance metrics.
- Successfully integrated the system with Bus Rapid Transit (BRT) corridors, enhancing public transportation efficiency and safety.
- Developed automated reporting mechanisms providing stakeholders with insightful data on vehicle utilization and maintenance.
- Implemented robust security measures to safeguard sensitive vehicle data, ensuring industry compliance.
Software Engineer / Web & Mobile Developer
TFP Solutions Bangladesh Ltd. (Versatilo Group)
Developed cross-platform React Native apps, Laravel backends, social video platforms, and government governance portals.
- Built Hello Superstars (Web + Mobile App) featuring React.js, React Native, Laravel, MySQL, Socket.io real-time chat, and AWS S3 media storage.
- Engineered Migration Governance Eco-System (eMGS) recruitment verification portal with Laravel and MySQL.
- Developed VISA COVID pandemic clearance web & mobile application with automated verification services.
- Created Happy Center passport management system and JEA (Joypurhat Engineer's Association) web portal.
- Integrated front-end UI with RESTful APIs, maintained React Native components, and optimized pixel-perfect UI designs.
Featured Production Systems (15 Total)
TripFindy (B2C Travel Agency)
Travel / Booking
A next-generation travel technology ecosystem redefining global travel experiences through intelligent flight aggregation, dynamic pricing, hotel integrations, and seamless booking journeys powered by automation and user-centric design.
Ticket Lagbe (B2B Travel Agency)
Travel / B2B
A high-performance digital ticketing marketplace engineered for speed, scalability, and reliability, enabling users to book transportation, events, and entertainment services with secure transactions, real-time availability, and instant confirmations.
Hello Superstars (Web + Mobile App)
Social / Mobile App
A fan-celebrity interaction mobile & web platform featuring live streaming, instant chat messaging, media upload, and store releases.
BRTC Vehicle Management System
Enterprise / Fleet
Comprehensive vehicle control, real-time fleet monitoring, BRT corridor integration, and automated performance reporting.
AIS-TRAX Management Portal
Enterprise / Recruitment
An AI-powered audit and compliance automation platform enabling organizations to achieve global standards, mitigate risks, and enhance governance through real-time monitoring, intelligent reporting, and scalable cloud-based workflows.
eMGS (Migration Governance Eco-System)
Government / Recruitment
A migration governance and overseas recruitment system managing applicant verification and deployment workflows.
Education & Qualifications
Daffodil International University (DIU), Dhaka, Bangladesh
Graduated: 2017 – 2020