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I’m an Android engineer with 8+ years of experience building production mobile apps in Kotlin and Java, and 4+ years focused on Jetpack Compose. At ACI Limited, I single-handedly built and maintained ACI FPM, an enterprise field-force app used by 100K+ users, delivering offline-first Room storage, lifecycle-safe networking with coroutines, and battery-aware live GPS tracking with real-world reliability improvements (including raising crash-free users from 85% to 97.5%). I also enjoy turning complex product requirements into clean, scalable architectures—MVVM, Hilt, Flow, and modularization—and I’ve led migrations from XML to Compose across 70+ screens while establishing a reusable Compose design system shared across multiple apps. Alongside shipping Android, I’ve contributed to Flutter apps, and I’m currently deepening my AI and data engineering skills through an MSc at the University of Vaasa.…I’m an Android engineer with 8+ years of experience building production mobile apps in Kotlin and Java, and 4+ years focused on Jetpack Compose. At ACI Limited, I single-handedly built and maintained ACI FPM, an enterprise field-force app used by 100K+ users, delivering offline-first Room storage, lifecycle-safe networking with coroutines, and battery-aware live GPS tracking with real-world reliability improvements (including raising crash-free users from 85% to 97.5%). I also enjoy turning complex product requirements into clean, scalable architectures—MVVM, Hilt, Flow, and modularization—and I’ve led migrations from XML to Compose across 70+ screens while establishing a reusable Compose design system shared across multiple apps. Alongside shipping Android, I’ve contributed to Flutter apps, and I’m currently deepening my AI and data engineering skills through an MSc at the University of Vaasa.

Abu Ashraf Md. Taukir

App Developer, Web Developer, Developer, +7

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I’m an Android engineer with 8+ years of experience building production mobile apps in Kotlin and Java, and 4+ years focused on Jetpack Compose. At ACI Limited, I single-handedly built and maintained ACI FPM, an enterprise field-force app used by 100K+ users, delivering offline-first Room storage, lifecycle-safe networking with coroutines, and battery-aware live GPS tracking with real-world reliability improvements (including raising crash-free users from 85% to 97.5%). I also enjoy turning complex product requirements into clean, scalable architectures—MVVM, Hilt, Flow, and modularization—and I’ve led migrations from XML to Compose across 70+ screens while establishing a reusable Compose design system shared across multiple apps. Alongside shipping Android, I’ve contributed to Flutter apps, and I’m currently deepening my AI and data engineering skills through an MSc at the University of Vaasa.…I’m an Android engineer with 8+ years of experience building production mobile apps in Kotlin and Java, and 4+ years focused on Jetpack Compose. At ACI Limited, I single-handedly built and maintained ACI FPM, an enterprise field-force app used by 100K+ users, delivering offline-first Room storage, lifecycle-safe networking with coroutines, and battery-aware live GPS tracking with real-world reliability improvements (including raising crash-free users from 85% to 97.5%). I also enjoy turning complex product requirements into clean, scalable architectures—MVVM, Hilt, Flow, and modularization—and I’ve led migrations from XML to Compose across 70+ screens while establishing a reusable Compose design system shared across multiple apps. Alongside shipping Android, I’ve contributed to Flutter apps, and I’m currently deepening my AI and data engineering skills through an MSc at the University of Vaasa.

Available to hire

I’m an Android engineer with 8+ years of experience building production mobile apps in Kotlin and Java, and 4+ years focused on Jetpack Compose. At ACI Limited, I single-handedly built and maintained ACI FPM, an enterprise field-force app used by 100K+ users, delivering offline-first Room storage, lifecycle-safe networking with coroutines, and battery-aware live GPS tracking with real-world reliability improvements (including raising crash-free users from 85% to 97.5%).

I also enjoy turning complex product requirements into clean, scalable architectures—MVVM, Hilt, Flow, and modularization—and I’ve led migrations from XML to Compose across 70+ screens while establishing a reusable Compose design system shared across multiple apps. Alongside shipping Android, I’ve contributed to Flutter apps, and I’m currently deepening my AI and data engineering skills through an MSc at the University of Vaasa.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

Bengali

Fluent

English

Fluent

Finnish

Beginner

Work Experience

Senior Android Developer (Part-time, Remote) at LocalStreet

February 1, 2022 - December 1, 2023

Owned core features of the Local Street app (5K+ installs): catalogue modules, group updates, and real-time chat across 27 categories and 10,000+ search keywords. Implemented real-time communication using MQTT and WebRTC. Delivered features from concept to release in an asynchronous Agile team, supporting development, testing, and releases via GitHub Actions CI/CD.

Senior Android Application Developer at LocalStreet

February 1, 2022 - December 1, 2023

Built marketplace app for 10,000+ users. Implemented real-time chat reducing latency by 45%. Improved app startup time by 30%. Worked with global Agile teams.

Senior Android Application Developer at LocalStreet (Remote)

February 1, 2022 - December 1, 2023

Developed and maintained the LocalStreet app connecting local businesses with customers, covering 10k+ keywords and 27 categories. Implemented catalogues, group updates, and live chat for business-to-customer interaction. Collaborated remotely with global teams using Agile methodologies for smooth delivery.

Senior Android Developer at ACI Limited

January 1, 2022 - February 1, 2026

Single-handedly built and maintained ACI FPM (2019–2026), an enterprise field-force app with 177 screens and ~80 features used by 100K+ users. Architected the app with MVVM, Hilt, coroutines, Retrofit, and offline-first Room storage (~70 tables). Split a large shared ViewModel into feature ViewModels and moved networking from callbacks to lifecycle-safe coroutines. Built battery-aware live GPS tracking as a foreground service with Doze-resilient behavior and implemented an in-app APK self-update via PackageInstaller. Improved stability (crash-free users from 85% to 97.5%), reduced ANRs, integrated AI features (voice ordering from captured speech and sales insights), and led a migration of 70+ XML screens to Jetpack Compose while evolving an internal Compose design system used across apps. Led a team of 3 Android developers and introduced structured testing to reduce reported bugs.

Android Developer at ACI Limited

August 1, 2019 - December 1, 2021

Developed MotorsFF (Java), a field-force app supporting sales leads, visit check-ins, collections, and supervisor approvals over REST APIs (Retrofit/OkHttp). Added offline-first support with Room, background sync, GPS- and photo-verified visits, and OTP-confirmed payment collection. Migrated key features to MVVM and adopted Jetpack Compose soon after stable release, leading an XML-to-Compose migration for 70+ screens. Designed and delivered a reusable Compose design system (~35 component types) used to build ~58 screens across multiple internal apps.

Senior Android & Flutter Developer at ACI Limited

August 1, 2019 - Present

Built Tractor Harvester System used by 1,500+ officers. Reduced bugs by 25% via automated testing. Improved API performance by 35%. Led 3 developers and developed multiple Flutter apps.

Senior Android & Flutter Developer at ACI Limited, Bangladesh

August 1, 2019 - Present

Designed and developed a Tractor Harvester Inquiry and Recovery Management System with offline functionality. Led a team of 3 developers, managing automated testing processes and reducing bugs by 25%. Integrated Kotlin, Coroutines, and Retrofit to improve app performance. Worked as a Flutter Developer for 1 year, building and maintaining cross-platform mobile applications for internal business solutions. Implemented state management (Provider, Riverpod), Firebase Cloud Messaging, and REST API integration to enhance scalability and user experience.

Android Developer at LightCastle Partners

January 1, 2018 - June 1, 2019

Developed farmer marketplace app increasing transactions by 30%. Added offline-first features with Room & Firebase.

Android Application Developer at LightCastle Partners, Bangladesh

January 1, 2018 - June 30, 2019

Developed a marketplace app for farmers, enabling seamless product management and sales, increasing transactions by 30%. Utilized Firebase, SQLite, and Room to enhance backend functionality.

Junior Android Developer at Empire Group

March 1, 2017 - December 1, 2017

Improved performance and UI, reducing screen latency by 15%.

Junior Android Application Developer at Empire Group, Bangladesh

March 1, 2017 - December 31, 2017

Assisted in the development and optimization of user-friendly Android applications. Improved app performance, reducing latency by 15%.

Education

Bachelor of Science in Computer Science and Engineering at Rajshahi University of Engineering and Technology (RUET), Bangladesh

January 1, 2011 - January 9, 2016

Masters of Science in Artificial Intelligence and Data Engineering at University of Vaasa

September 1, 2024 - July 31, 2027

B.Sc. in Computer Science & Engineering at RUET

January 1, 2011 - January 1, 2016

MSc Computing Science (AI and Data Engineering) at University of Vaasa

September 1, 2025 - October 18, 2026

BSc Computer Science and Engineering at Rajshahi University of Engineering & Technology

January 1, 2011 - January 1, 2016

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Professional Services, Retail, Computers & Electronics, Media & Entertainment, Manufacturing, Education, Healthcare, Financial Services