Open to new opportunities

📱 Mobile Application Engineer

Hi, I'm Md Jahidul Islam

Mobile Application Engineer · Dhaka, Bangladesh

I'm a Mobile Application Engineer with 5+ years of experience building high-quality software across mobile, web, and cloud — with deep expertise in Flutter. I take an AI-first approach, bringing LLMs and on-device ML into products where they genuinely improve the experience, and care about clean code that solves real-world problems.

Get in touch → View my work

Career

Work Experience

Flutter Developer (Remote)

MLION CORP PTE LTD · Singapore

Jun 2023 – Present

Led a multi-vendor asset-tagging system (admin/warehouse/customer) on Flutter, REST & Firebase across web, iOS, and Android.
Integrated third-party hardware via native Android/iOS channels.
Shipped features with product & engineering teams and mentored junior developers.

Software Engineer

Brain Station-23 · Dhaka

Jan 2021 – Jul 2023

Built a multi-vendor fleet-management system (drivers/merchants/companies) on Flutter for iOS & Android.
Developed a secure digital payment solution for user, bank & card transfers.
Owned the full app lifecycle: requirements, UI/UX, prototyping, UAT, and production; supervised trainees.

Toolkit

Skills & Technologies

📱 Mobile & Frameworks

FlutterAndroid SDK React NativeJava Spring

💻 Languages

DartJavaKotlin JavaScript / TypeScriptSwift Python

🛠️ Backend & Databases

Spring BootNode.js REST APIsGraphQL MySQLSQLite FirebaseRoomHive

☁️ Cloud, DevOps & Tooling

AWSGCPDocker CI/CDAzure DevOps SonarQubeMockitoGit

🤖 AI & ML

LLM IntegrationOn-device ML Google ML KitRAG Prompt EngineeringNLP

Portfolio

Key Projects

GoTagID

A traceability solution for the steel industry that assigns unique IDs to steel assets, tracking current and historical geolocation and asset data even after point of sale.

FlutterDartJava SwiftBluetooth FirebaseRFID

Digital Wallet

A digital payment solution enabling B2C and C2C money transfers — saving card and bank info, cash-out, payments, and secure biometric login.

FlutterDart FirebaseREST API WebAuthnAzure CI/CD

Aristopharma

A Salesforce automation app helping marketing, sales, commerce, service, and IT teams collaborate in a unified workflow.

KotlinFirebase RoomRetrofitHilt

U-EKYC

An electronic Know Your Customer (eKYC) solution for identity verification using facial recognition and liveness detection powered by on-device ML.

FlutterDart FirebaseREST API Google ML Kit

Academics

Education

B.Sc in Computer Science & Engineering

Comilla University

2016 – 2020

Research

Publications & Interests

Publications

Md Jahidul Islam, Khalil Ahammad, Md. Kamal Hossain Chowdhury. (2020). Summarizing online product reviews in Bengali based on similarity using sequence-to-sequence RNNs. 11th ICECE-2020. DOI

Khalil Ahammad, Jubayer Ahmed Bhuiyan Shawon, Partha Chakraborty, Md Jahidul Islam, Saiful Islam. (2021). Recognizing Bengali sign language gestures for digits in real time using a convolutional neural network. IJCSIS, 19(1). DOI

Research Interests

Machine Learning & Deep Learning Natural Language Processing Generative AI & LLMs Data Science & Big Data Bio-Informatics

Academic Projects

Bengali text summarization & similarity using Deep Learning (Seq2Seq RNNs)
Sentiment analysis on Bengali language from ratings & reviews
Named Entity Recognition for Bengali newspapers
Online Drug Shop management platform