Available · Remote / relocation · Dhaka · US/EU overlap

Marcel David Baroi

Software Engineer

I design and ship full-stack web and cross-platform applications across Next.js, Vue / Quasar, NestJS, Flutter, and PostgreSQL — from wholesale ERP and support desks to mobile field apps.

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Work

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Enterprise ERP & SaaS

Enterprise Wholesale ERP – Multi-Tenant Commerce Platform

Architected a multi-tenant enterprise ERP achieving 100% database RLS isolation and zero-overselling inventory synchronization across 17+ domain modules and 4 application scopes via recursive PostgreSQL policies, ATP algorithms, and atomic RPC transactions.

Vue 3QuasarSupabaseCapacitor (Android)PostgreSQL

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SaaS & Customer Support

Customer Support System – Multi-Channel Helpdesk Platform

Architected a multi-tenant customer support platform delivering sub-second triage across 4 agent workbenches and 3 ingestion channels by designing a dual-database engine (MongoDB + MySQL), automated IMAP synchronization, and a Laravel BFF.

PHPBladeQuasarKnockout.jsIMAPMySQL

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Fintech & Enterprise SaaS

Finance & Accounting App – Modular Enterprise Suite

QuasarVue 3TypeScript

Mobile Hardware & IoT

Inventory Management – Mobile Warehouse & Barcode Automation

QuasarVue 3Supabase

Fintech & Mobile App

Microfinance Loan Collection App & Web Portal

QuasarAndroid BuildVue 3

Learning & Assessment

SuperCards Quiz – Internal Learning & Assessment Platform

QuasarVue 3OpenAI API

Doc Engine & Quasar UI

Documentation Engine – Automated Helpdesk Document Generator

QuasarVue 3Pinia

See all work15 case studiesAll 15 →View archive →

Experience

November 2024 — Present
Junior Software Engineer
Current
Proficient Information Systems
Architected and delivered the Enterprise Modular Packaging Infrastructure with Quasar and Vite library mode, creating autonomous SemVer npm packages served over private Git registries to increase code reusability by 60%
TradeflowBD Multi-Tenant ERP Enterprise Service Desk
Q3 2025 — Present
Software Developer (Proprietary Solutions)
Current
Software Services & Client Solutions
Independently designing and building a multi-tenant wholesale ERP platform (TradeflowBD) as my own software to automate inventory, landed costing, and invoicing for wholesale clients
TradeflowBD Multi-Tenant ERP Smart Hisab Canteen ERP (Flutter)
2025 — Present
Operations & Data Specialist
Current
BrandWala (Import-Export Trading)
Employed to manage operational file records, commercial data, and accounts calculations with Excel for a small import-export trading company
2020 — Q1 2025
Private STEM & Academic Tutor
5 Years
Independent Academic Mentorship
Delivered rigorous one-on-one and small-batch academic mentorship for SSC and HSC candidates from Dhaka's most reputed schools and colleges (including Notre Dame College cohorts)