MD. SAMSUR RAHMAN MAHI

Full-Stack Software Engineer & Technical Advisor · B.Sc. Engg. (EEE), MBA

📞 +880 1743-555899
✉ mahi@rampsbd.com
✉ mahi.rampsbd@gmail.com
📍 Rajshahi, Bangladesh

Profile

Software engineer with 20+ years of experience building and running business software — from desktop ERP and accounting systems to multi-tenant cloud SaaS. Technical Advisor at RampsBD since 2012, designing, coding, deploying and operating products end to end: ASP.NET Core back ends, Windows and Android clients, SQL Server databases, and the Linux/Windows servers they run on. Strong interest in software architecture, database administration, security and remote-access technology.

20+years in software

100+client companies served

65+products in portfolio

25+live web apps & sites

Professional Experience

RampsBD, Rajshahi — Technical AdvisorJan 2012 – Present

ERP, POS, HRM and SaaS software development firm. Lead the design, development and deployment of the products listed below; serving 100+ companies and customers, mostly in North Bengal (e.g. Rangapori, Desh Corporation, Ashadullah Brothers).

Silk City Solar, Rajshahi — Microcontroller ProgrammerMar 2011 – Jan 2012

Solar energy R&D firm — engineering department.

National Board of Revenue (NBR) — Database AdministratorSep 2010 – Feb 2011

Government software automation wing.

Chartered Computer, Rajshahi — Senior System ProgrammerMar 2009 – Jan 2010

Training and software development firm.

Kamranga Software Ltd, Rajshahi — ProgrammerApr 2004 – Nov 2006

Software development firm — engineering department.

Technical Skills

Languages	C#, VB.NET, JavaScript, Python, Kotlin, Rust, SQL, PHP, C/C++
Web & Backend	ASP.NET Core 8 (MVC, Razor Pages, Web API), SignalR, WebSocket, EF Core, REST APIs, Node.js
Desktop & Mobile	WinForms, WPF, WebView2, DevExpress, Android (Kotlin), Electron, MSIX / Microsoft Store
Databases	Microsoft SQL Server (2005–2022), SQLite, MySQL; backup, replication, performance tuning
Infrastructure	Linux (Ubuntu) & Windows Server, IIS, nginx, systemd, Docker, Proxmox, Cloudflare, Let's Encrypt, MikroTik
Payments & APIs	Stripe, Paddle, DBBL, Nagad, Meta Graph API, WhatsApp, SMS gateways, SMTP
Security	Encryption at rest (AES-GCM, ECIES), PBKDF2, TLS hardening, rate limiting, CSP
Tools	Git, SVN, Playwright, Crystal Reports, DevExpress Reports, Photoshop, Illustrator
Electronics	AVR (C/Assembly), 8086, Proteus, Eagle, PSpice, PCB design

Project Portfolio

Products designed, built and deployed by me (source repositories maintained on my own SVN server, rbd.svn.bd).

Remote Access, Cloud & Infrastructure

RDesk rdesk.bd

Consent-first remote-support SaaS (AnyDesk/TeamViewer class): browser viewer, Windows (.NET 8 + .NET 4) and Android agents, multi-tenant billing, encrypted data vault, Microsoft Store package.

ASP.NET Core 8, SignalR, WinForms, Kotlin, SQL Server/SQLite

NebulaSSH app.nebulassh.com

Browser-based SSH / RDP / VNC console with reverse-tunnel agents, file manager, Monaco code studio, CDP browser viewer and Android client/agent apps.

.NET 8, xterm.js, noVNC, Android

SvnBd svn.bd

Hosted Subversion service: repository, user and access management, web repository browser, packages and billing.

.NET 8, Apache SVN, Linux

ShareWith (FileManager) sharewith.xyz

Cloud file manager with in-browser Word/Excel/PowerPoint/PDF editing and a Windows tray sync agent.

.NET 8 Razor Pages, Syncfusion, .NET 4.8

SQLCloud.Space (SSMS Web)

Web-based SQL Server Management Studio reaching servers through a Windows agent.

.NET 8, SignalR, SQL Server

MS Auto Backup

Scheduled SQL Server backup, restore and maintenance driven from a web app and executed by Windows/Linux agents.

.NET 8, SQLite, SQL Server

DataSync

Desktop tool to copy and synchronise data between SQL Server databases.

WinForms, SQL Server

ZHost Mail (MaillerCore)

Webmail and mail-hosting platform with Android app.

.NET 8, SQL Server, Android

ZHost User Account

Hosting/domain billing panel with advance invoicing, reminders and TLD classification.

.NET 8, SQL Server 2012

qBox (WBox) qbox.bd

Self-hosted, encrypted personal WhatsApp archive with multi-server SSO, Android app and Electron desktop app.

.NET 8, Kotlin, Electron

MikroTik Web Monitor mik.void.bd

Real-time bandwidth dashboard and port-forward viewer for MikroTik routers.

.NET 8, RouterOS API

StatVoid / Analytics API void.bd

Website analytics and simple event-tracking API with documentation.

.NET 8

RPanel

Site publisher panel for deploying web sites to servers.

.NET 8, nginx

Clodius

Web control centre for AI coding agents (Claude Code, Codex, Gemini CLI) with real-time streaming and voice I/O.

.NET 8, WebSocket

ERP, Business & Management Systems

BinBook Axiom axiom.binbook.solutions

Hardware-shop management: purchase, sales, stock and accounts.

.NET 8, SQL Server 2012

BinBook HMS hms.binbook.solutions

Hospital management system (BinBook Lite edition).

.NET 8, SQL Server

BinBook App / Lite / Startup

Modular business suite (web, e-commerce edition and Windows launcher).

.NET 8, VB.NET

PixERP pixerp.void.bd

Manufacturing ERP: raw materials, production stages, finished goods and costing.

.NET 8

Basic ERP erp.void.bd

Simple accounting app with BinBook API master data.

.NET 8 MVC, SQLite

Feeling Station ERP ferp.void.bd

Bilingual (Bangla/English) ERP for a retail chain.

.NET 8

BMDA ERP

ERP for the Barind Multipurpose Development Authority with Bangla localisation.

.NET 8

HotelPro ERP / RBD HRM hrm.void.bd

Hotel ERP and hotel HRM with duty rules, attendance and mobile app shell.

.NET 8, SQLite

Royal Raj Reservation royalrajbd.com

Hotel room reservation system with public website integration.

.NET 8, SQLite

Cineplex TMS grvcineplex.com

Cinema ticket management and sales system.

ASP.NET, IIS

Pixels Core Suite ems.pixelsinfotech.com.bd

EMS, CSRMS, LMS and e-commerce (with PC builder) modules for Pixels Infotech.

.NET 8, SQL Server 2012

RampsBD CRM / UMS / Billing lic.binbook.solutions

Customer relationship, user & licence management and billing systems.

.NET 8 MVC, EF Core

LogicLab ISP

ISP operations: tickets, stock, expenses, employees and attendance.

.NET 8

QSAS Courier

Courier service management system.

.NET 8

Cosas DO Token

Distributor DO-token ordering system (Bangla UI).

.NET 8

Order Management System

Order processing web application.

.NET 8 MVC

SCSchooling

School management: students, teachers, classes, exams and houses.

.NET 8, EF Core

SCS dPayment dpayment.silkcitysolution.com

School bill payment gateway with DBBL and Nagad integration.

.NET 8

SCS Spider

School-domain router for a multi-school platform.

.NET 8, SQL Server

Membership Management (MMA, RDS, BFAMS)

Membership, payments and association management systems.

.NET 8

Weight Machine App

Weighbridge/scale integration desktop application.

VB.NET, .NET 8

Attendance & Biometric

Atten Connector

Connector for ZKTeco and Suprema BioStar devices that pushes punches to cloud attendance.

.NET, SQL Server

Attendance API atten.void.bd

Multi-tenant attendance REST API and admin panel.

ASP.NET Core 8, SQLite

LogicLab AMS / Pix Atten Lite att.webplex.link

Attendance management system and read-only attendance viewer.

.NET 8

Messaging, Marketing & AI

NotifyBD notify.bd

Notification/SMS platform: web app, bilingual landing page and Android app on Google Play.

.NET 8, Kotlin

BuySMS buysms.bd

Bulk SMS panel with multiple providers, masking keys and public API docs.

.NET 8

ByteLAB SMS

SMS service web application.

.NET 8

WAAPI Gateway

WhatsApp API gateway (OpenWA based).

Node.js

FB Page Manager fb.void.bd

Facebook page management app (Meta App Review approved) with AI-credit metering.

.NET 8 MVC, SQLite

Convo convo.void.bd

AI conversation platform with 3-tier accounts and token wallet.

.NET 8

PromptVoid

AI prompt library and management.

.NET 8

Desktop Apps & Developer Tools

Winly Start github.com/Mahi-BD/WinlyStart

Windows 10-style Start menu for Windows 11, published on the Microsoft Store.

.NET 8 WPF

MicroApp github.com/Mahi-BD/MicroApp

Tray productivity tool for Windows.

.NET Framework 4.8

v2t (Avro)

Offline Bangla voice-to-text using Whisper.

.NET 8 WinForms, Whisper.net

VoidBrowser

Lightweight WebView2 desktop browser.

WinForms, WebView2

RepoSQL / RepoFTP / RepoSSH / RepoBundle

Developer utilities: SQL script generator, FTP folder sync, SSH client and project file combiner.

VB.NET

Google Drive App

Windows uploader/downloader for Google Drive with progress tracking.

VB.NET

OpenSSH Installer

One-click OpenSSH server installer for Windows.

Creative & Web Tools

eDraw edraw.bd

Online diagram and flow-chart editor.

Node.js, SQLite

Cercuit

Electronic schematic design web app.

Web

Vector Studio vc.void.bd

Image-to-vector conversion web application.

.NET 8

Stitchboard tsd.void.bd

Online T-shirt design studio.

.NET 8

DSearch domain.void.bd

Fast multi-registrar domain availability search.

Rust

Mangrove CMS

Content management system (also used for Hi-Tech Hospital site).

.NET 8, ASP.NET MVC 5

Websites

Rajshahi Chamber of Commerce & Industry rajshahichamber.com

Modern responsive website with admin.

.NET 8

Royal Raj Hotel & Condominium royalrajbd.com

Hotel website with reservation integration.

Static + .NET

RCS97 Alumni Association

Reunion and alumni registration portal for Rajshahi Collegiate School '97.

.NET 8 MVC

Barendra Development Organization

NGO website.

HTML/CSS

Benapole Net

ISP website with admin panel and Android TV streaming app.

.NET, Android

News Plus BD

Online newspaper portal.

ASP.NET

Others

Cake Shop Rajshahi, Mozammel Auto Rice Mills, Digital 24 Online, SubhanAllah Trade Center, ZHost Stream hosting site.

HTML/CSS/JS

Earlier Client Projects

BIRC (Bangladesh Infantry Regiment Centre)	Client-server soldier information system; posting, promotion and mission — 42 reports.	Desktop
Rahman Cold Storage Ltd	Daily DO/SR, debit/credit with cash in hand, auto bank interest, multi-PC, 3 privilege levels.	Desktop
Rajshahi Medical College Diabetic Hospital	Patient tests, due/paid, VAT, daily/monthly transactions, doctor reports.	Desktop
NCO Academy, Bogura	Orders, client & bank ledgers, bank interest, barcode, discounts, 3 privilege levels.	Desktop
National Travels	Bus equipment and inventory management.	Web
Sarkar Group	Accounting system.	Desktop
Desh Corporation (Banglalink sub-distributor)	SIM management system.	Desktop
DC Office, Chapai Nawabganj	Access control and digital display board (software + electronics).	Web / Electronics
NBR (National Board of Revenue)	taxappealrajshahi.gov.bd, taxeszonerajshahi.gov.bd.	Web
AC Land Mohonpur	aclandmohonpur.gov.bd.	Web
The Muslim Ayurvedic & Chemicals Industries	Integrated ERP: business, services and HR back office.	Desktop / Web / Mobile

Education

2012	MBA in Accounting Information Systems University of Rajshahi
2010	CCNA (Module 3 completed) Rajshahi University of Engineering & Technology (RUET)
2009	B.Sc. in Electrical & Electronic Engineering Ahsanullah University of Science & Technology
2005	Higher Diploma in Software Engineering — Credit APTECH Computer Education
2000	HSC — 1st Division Rajshahi New Govt. Degree College
1997	SSC — 1st Division Rajshahi Collegiate School

Training & Workshops

NIIT	C++, A+ Hardware, Microsoft SQL Server	1 year
Chartered Computer	Programming with VB.NET	2 years
North Bengal Institute of Technology	AVR Microcontroller	1 year
Oasis IT	Web Development with JavaScript	3 months
Aptech Computer Education	Computer Fundamentals & Office	6 months
National Workshop	Trends in Telecommunication: Challenges & Prospects in Bangladesh

Undergraduate Work

Project & Thesis	Design & Implementation of an Industrial Robotic Arm
Theoretical Project	CDMA (Code Division Multiple Access)
Lab Seminar	GPS (Global Positioning System)

Personal Details

Full name	Sarder Md. Samsur Rahman Mahi
Father	Sarder Md. Lutfor Rahman
Mother	Nasida Begum
Date of birth	01 February 1983, Rajshahi
Nationality / Religion	Bangladeshi / Islam
Marital status	Single
Permanent address	496 Shoroil, Ghoramara, Rajshahi 6100, Bangladesh

References

Omar Farrok
Lecturer, Dept. of EEE
Ahsanullah University of Science and Technology
+880 1912-919369 · omar_eee01@yahoo.com

Russel Reza Mahmud
Lecturer, Dept. of EEE
Ahsanullah University of Science and Technology
+880 1197-037964 · rrm_aust@yahoo.com

SARDER MD. SAMSUR RAHMAN MAHI