Hi, I’m Omer Jahangir Bahawalpur. I’m a Flutter developer with 5 years of experience building cross-platform mobile apps for Android and iOS using Flutter and Dart. I specialize in Firebase authentication, Firestore, FCM, RESTful APIs, and in-app calling with VoIP SDKs. I’m passionate about crafting intuitive UI/UX, optimizing performance, and collaborating with cross-functional teams to ship reliable software.

Omer Jahangir Bahawalpur

Hi, I’m Omer Jahangir Bahawalpur. I’m a Flutter developer with 5 years of experience building cross-platform mobile apps for Android and iOS using Flutter and Dart. I specialize in Firebase authentication, Firestore, FCM, RESTful APIs, and in-app calling with VoIP SDKs. I’m passionate about crafting intuitive UI/UX, optimizing performance, and collaborating with cross-functional teams to ship reliable software.

Available to hire

Hi, I’m Omer Jahangir Bahawalpur. I’m a Flutter developer with 5 years of experience building cross-platform mobile apps for Android and iOS using Flutter and Dart. I specialize in Firebase authentication, Firestore, FCM, RESTful APIs, and in-app calling with VoIP SDKs.

I’m passionate about crafting intuitive UI/UX, optimizing performance, and collaborating with cross-functional teams to ship reliable software.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Language

English
Fluent
Urdu
Advanced

Work Experience

Lead Mobile App Engineer at Codiea.io
September 1, 2022 - Present
Led the development and launch of the Esim mobile application within tight deadlines, increasing customer acquisition and retention by 20%. Utilized Flutter Flavors to create a white-label architecture enabling seamless deployment for multiple vendors with unique branding from a single codebase, cutting development time by 40% and ensuring consistent performance across clients. Collaborated with design teams to create intuitive user interfaces leading to a 30% increase in user engagement. Implemented advanced analytics in Muslim Guider that reduced churn by 15% in the first month. Developed and launched Ultimate Mobile providing affordable and flexible 5G eSIM services in the USA. Integrated Firebase Cloud Messaging for push notifications, resulting in a 30% increase in user engagement. Integrated third-party APIs including Stripe and Google Maps to enhance app functionality and improve user experience, increasing daily active users by 20%. Developed custom UI components with Flutter w
Flutter Engineer at Al-Burraq Technologies (LLC)
September 1, 2022 - September 2, 2025
Developed the front-end of apps by integrating REST APIs and implementing Figma UI designs, resulting in a 30% increase in user engagement. Collaborated closely with backend teams to optimize production and quality, reducing app load time by 20%. Led feature development using agile methodologies and regular testing, achieving a 95% success rate in feature delivery. Delivered seamless user experiences for book-reading apps with complex UI and deep linking, increasing engagement by 20%. Implemented audio player and text-to-speech features to support audio courses, boosting subscription sales by 15%. Successfully integrated Google Maps on iOS using Xcode and Android using Android Studio, increasing app usage by 25%.
Associate Software Engineer (Flutter) at Center For Advance Solutions
November 1, 2021 - September 2, 2025
Developed user interface components for new apps using Flutter, resulting in 75% faster load times compared to previous versions. Collaborated with development teams to implement design solutions improving user experience and increasing app downloads by 20%. Conducted A/B testing on UI designs to increase retention rate by 15%. Developed Firebase login functionality for Gmail, Email, Facebook, and Apple accounts, boosting user registrations by 30%. Integrated REST APIs and built intuitive UI designs, achieving a 4-star app rating.
Lead Mobile App Engineer at Codiea.io
September 1, 2022 - Present
Led development and launch of the eSIM mobile application within a tight deadline, resulting in a 20% increase in customer acquisition and retention. Used Flutter flavors to create a white-label architecture for the eSIM app, enabling seamless deployment for multiple vendors with unique branding from a single codebase, reducing development time by 40% and ensuring consistent performance across clients. Collaborated with the design team to create an intuitive Hajzkom UI, leading to a 30% increase in user engagement. Implemented analytics in Muslim Guider for actionable insights, reducing churn by 15% in the first month. Designed and launched Ultimate Mobile with affordable 5G eSIM services in the USA. Implemented FireBase Cloud Messaging for push notifications, increasing engagement and retention by 30%. Integrated Stripe and Google Maps APIs to enhance functionality, increasing daily active users by 20%. Built custom UI components using Flutter widgets to improve accessibility, reducin
Flutter Engineer at Al-Burraq Technologies (LLC)
September 1, 2022 - September 14, 2025
Developed front-end of the app by integrating REST APIs and implementing Figma UI designs, resulting in a 30% increase in user engagement. Collaborated closely with backend teams to optimize production and quality, reducing overall app load time by 20%. Led development of new features using Agile methodology with a 95% success rate in feature delivery. Created a seamless user experience for a book-reading app with complex UI and deep linking, boosting engagement by 20%. Implemented audio playback and text-to-speech for the Book Reading app, increasing subscription sales by 15%. Successfully built and integrated Google Maps on iOS (Xcode) and Android (Android Studio), increasing app usage by 25%.
Associate Software Engineer (Flutter) at Center For Advance Solutions
November 1, 2021 - September 14, 2025
Developed UI components for a new app using Flutter, delivering 75% faster load times. Collaborated with the development team to implement design solutions that improved UX and increased app downloads by 20%. Conducted A/B testing on UI designs, resulting in a 15% retention uplift. Implemented Firebase login functionality for Gmail, Email, Facebook, and Apple accounts, boosting user registrations by 30%. Integrated REST APIs with an intuitive UI design, contributing to a 4-star overall app rating.
Lead Mobile App Engineer at Codiea.io
September 1, 2022 - Present
Led the development and launch of the eSIM mobile application within a tight deadline, resulting in a 20% increase in customer acquisition and retention. Implemented Flutter flavors to enable a white-label architecture for the eSIM app, allowing seamless deployment for multiple vendors from a single codebase, reducing development time by 40% and ensuring consistent performance across clients. Collaborated with design to create an intuitive Hajzkom interface, boosting user engagement by 30%. Integrated advanced analytics into Muslim Guider to generate actionable insights on user behavior, reducing churn by 15% in the first month. Developed and launched Ultimate Mobile, delivering affordable 5G eSIM services in the USA. Designed a user-friendly UI that boosted retention by 25% and overall app performance by 20%. Implemented Firebase Cloud Messaging for push notifications, increasing engagement and retention by 30%. Integrated Stripe and Google Maps APIs to enhance functionality, increasi
Flutter Engineer at Al-Burraq Technologies (LLC)
September 1, 2022 - September 14, 2025
Developed front-end by integrating REST APIs and implementing Figma UI designs, leading to a 30% increase in user engagement. Collaborated with backend teams to identify necessary changes to optimize production and quality, reducing overall app load time by 20%. Led feature development using Agile practices and conducted regular testing to ensure high-quality results with a 95% success rate in feature delivery. Created a seamless reading-app UX with complex UI and deep linking, boosting engagement by 20%. Implemented audio playback and text-to-speech for the Book reading app, driving a 15% rise in subscriptions. Built and integrated Google Maps on both iOS (Xcode) and Android (Android Studio), increasing app usage by 25%.
Associate Software Engineer (Flutter) at Center For Advanced Solutions
November 1, 2021 - September 14, 2025
Developed UI components for a new Flutter-based app, achieving 75% faster loading times than the previous version. Collaborated with the development team to implement design solutions that improved overall user experience and downloads by 20%. Conducted A/B testing on UI designs and gathered data on user engagement, resulting in a 15% increase in retention. Developed Firebase login across Gmail, Email, Facebook, and Apple accounts, increasing registrations by 30%. Integrated REST APIs and built an intuitive UI, contributing to a higher-rated app with a 4-star rating.
Lead Mobile App Engineer at Codiea.io, Pakistan (Bahawalpur)
September 1, 2022 - Present
Led the development and launch of the eSIM mobile application within a tight deadline, resulting in a 20% increase in customer acquisition and retention. Implemented Flutter flavors to create a white-label architecture for the eSIM app, enabling seamless deployment for multiple vendors with unique branding from a single codebase, reducing development time by 40% and ensuring consistent performance across clients. Collaborated with design and product teams to craft an intuitive Hajzkom app, driving a 30% increase in user engagement. Implemented analytics tools to derive actionable insights on user behavior, contributing to a 15% reduction in churn in the first month post-deploy. Implemented push notifications via Firebase Cloud Messaging, leading to higher user retention. Integrated third-party services such as Stripe and Google Maps to enhance functionality, boosting daily active users by 20%. Built reusable Flutter UI components to improve design consistency and accessibility, decreas
Flutter Engineer at Al Burraq Technologies (LLC), Pakistan (Lahore)
September 30, 2022 - September 14, 2025
Integrated REST APIs and implemented Figma-based UI designs, resulting in a 30% increase in user engagement and reduced overall app load time by 20%. Collaborated with backend teams to identify and implement changes to optimize production and quality, reducing overall release risk. Led development of new features using Agile methodology and regular testing to ensure high-quality results with a 95% success rate in feature delivery. Contributed to a seamless book-reading app with complex UI and deep linking capabilities, increasing engagement by 20%. Implemented Google Maps integration on both iOS and Android, enhancing user experience and increasing app usage by 25%. Implemented audio playback functionality and text-to-speech for a book-reading feature, enabling hands-free access and boosting subscription sales by 15%. Built custom UI components using Flutter widgets to improve app design and accessibility, reducing bounce rate by 15%.
Associate Software Engineer (Flutter) at Center For Advance Solutions, Pakistan (Bahawalpur)
November 30, 2021 - September 14, 2025
Developed UI components for a new app using Flutter, resulting in 75% faster loading times compared to the previous version. Collaborated with the development team to create design solutions that improved overall user experience, leading to a 20% increase in app downloads. Conducted A/B testing on various UI designs and gathered data on user engagement, resulting in a 15% increase in retention. Built Firebase-based login functionality for Gmail, Email, Facebook, and Apple IDs, contributing to a 30% increase in user registrations. Integrated REST APIs and crafted an intuitive UI, contributing to a strong 4-star app rating.
Lead Mobile App Engineer at Codeiea.io Pakistan
September 1, 2022 - Present
Led the development and launch of the eSIM mobile application within a tight deadline, resulting in a 20% increase in customer acquisition and retention. Implemented a white-label architecture using Flutter flavors to support multi-vendor deployments from a single codebase, reducing development time by 40% and ensuring consistent performance across clients. Collaborated with design to create Hajzkom onboarding, boosting user engagement by 30%. Integrated third-party APIs (Stripe, Google Maps) and built robust UI components, improving accessibility and revenue opportunities. Implemented 5G eSIM services in the USA, and added FireBase-based features for notifications and analytics. Designed an intuitive UI that contributed to a 25% improvement in overall app performance and a 20% increase in user engagement.
Flutter Engineer at Al-Burraq Technologies (LLC) Pakistan
September 1, 2022 - September 14, 2025
Developed front-end of the app by integrating REST APIs and implementing Figma UI designs, resulting in a 30% increase in user engagement. Collaborated closely with backend teams to identify and implement necessary changes to optimize production and quality, reducing overall app load time by 20%. Led development of new features using Agile methodology with a 95% success rate in feature delivery. Collaborated with a team of developers to create a seamless reading experience for a book-reading app, including complex UI design and deep linking capabilities, leading to a 20% increase in user engagement. Implemented audio playback and text-to-speech for a book-reading app, enabling hands-free access to audio courses and boosting subscription sales by 15%. Built and integrated Google Maps on iOS (Xcode) and Android (Android Studio) to enhance user experience, increasing app usage by 25%.
Associate Software Engineer (Flutter) at Centre For Advanced Solutions Pakistan
November 1, 2021 - September 14, 2025
Developed UI components for a new app using Flutter, delivering 75% faster loading times than the previous version. Collaborated with the development team to implement design solutions that improved overall user experience and increased app downloads by 20%. Conducted A/B testing on various UI designs to optimize user engagement, resulting in a 15% increase in retention. Implemented Firebase login functionality for Gmail, Email, Facebook, and Apple accounts, boosting user registrations by 30%. Integrated REST APIs and crafted intuitive UI design, contributing to a 4-star app rating.
Lead Mobile App Engineer at Codiea.io
September 1, 2022 - Present
Led the development and launch of the Esim mobile app within a tight deadline. Implemented a white-label Flutter architecture to support multiple vendors from a single codebase, reducing development time by 40% and ensuring consistent performance across clients. Collaborated with design on Hajzkom UI to boost user engagement and integrated analytics to provide actionable insights, contributing to a reduction in churn. Launched Ultimate Mobile with affordable 5G eSIM services in the USA and integrated third-party APIs (Stripe, Google Maps) to enhance functionality and user adoption by 20%.
Associate Software Engineer (Flutter) at Center For Advanced Solutions
November 1, 2021 - September 14, 2025
Developed Flutter-based features with a focus on performance and reliability. Achieved 75% faster loading times, contributed to a 20% increase in app downloads, and improved retention by 15%. Collaborated with backend and QA teams to optimize production readiness and delivered new features with a 95% acceptance rate.
Flutter Engineer at Al Burraq Technologies (LLC)
September 1, 2022 - September 14, 2025
Developed app front-end by integrating REST APIs and implementing Figma UI designs, resulting in 30% higher user engagement. Worked closely with backend to optimize production, reducing overall app load time by 20%. Led feature development in an Agile process and built a seamless book-reading experience with complex UI and deep linking. Implemented Google Maps integration for both iOS and Android to enhance navigation and discovery.
Lead Mobile App Engineer at Codeia.io
September 1, 2022 - Present
Led mobile app development and launched the eSIM mobile application within a tight deadline, resulting in a 20% increase in customer acquisition and retention. Implemented Flutter flavors to create a white-label architecture for the eSIM app, enabling seamless deployment for multiple vendors from a single codebase, reducing development time by 40% and ensuring consistent performance across clients. Collaborated with design to craft an intuitive Hajzkom app interface, increasing user engagement by 30%. Integrated advanced analytics into Muslim Guider for actionable insights, reducing churn by 15% in the first month. Delivered Ultimate Mobile, providing affordable 5G eSIM services in the USA with a 25% improvement in overall app performance. Implemented Fire base Cloud Messaging for push notifications, boosting user engagement and retention by 30%. Integrated third‑party APIs including Stripe and Google Maps to enhance functionality, increasing daily active users by 20%. Built custom U
Flutter Engineer at Al-Burraq Technologies (LLC)
September 1, 2022 - September 19, 2025
Developed front-end of the app by integrating REST APIs and implementing Figma UI designs, resulting in a 30% increase in user engagement. Collaborated with backend to identify and implement changes to optimize production quality, reducing overall app load time by 20%. Led development of new features with Agile methodology and regular testing, achieving a 95% success rate in feature delivery. Worked on a seamless reading app with complex UI and deep linking, boosting user engagement by 20%. Implemented audio playback and text-to-speech for a Book Reading app, increasing subscription sales by 15%. Successfully integrated Google Maps on iOS (Xcode) and Android (Android Studio), increasing app usage by 25%.
Associate Software Engineer (Flutter) at Center For Advanced Solutions
November 1, 2021 - September 19, 2025
Developed UI components for a new app in Flutter, achieving ~75% faster loading time. Collaborated with the development team to implement design solutions that improved overall user experience, increasing app downloads by 20%. Conducted A/B testing on multiple UI designs to optimize engagement, resulting in a 15% retention increase. Implemented Firebase login for Gmail, Email, Facebook, and Apple accounts, driving a 30% rise in user registrations. Integrated REST APIs with intuitive UI design, contributing to a solid app rating (4+ stars).
Lead Mobile App Engineer at Codiea.io Pakistan, Bahawalpur
September 1, 2022 - Present
Led development and launch of the eSIM mobile application within a tight deadline, resulting in a 20% increase in customer acquisition and retention. Implemented cross-vendor architecture with unique branding in a single repo to enable seamless deployment for multiple vendors. Collaborated with design and backend teams to optimize user experience, performance, and integration with third-party services such as Stripe and Google Maps API. Implemented push notifications via Firebase Cloud Messaging, and added in-app calling with VOIP SDKs. Improved app performance and UI consistency, contributing to a 25% rise in user retention.
Flutter Engineer at Al Burraq Technologies (LLC), Lahore
September 1, 2022 - September 19, 2025
Delivered front-end of app by integrating REST APIs and implementing Figma UI designs, leading to a 30% increase in user engagement. Collaborated with back-end teams to optimize production quality, reducing overall app load time by 20%. Led development of new features using agile methodology with regular testing, achieving a 95% feature delivery success rate. Helped create a frictionless reading experience for a book app with complex UI and deep linking capabilities, boosting user engagement by 20%. Implemented audio playback and text-to-speech for an e-book app, enabling hands-free listening and boosting subscription sales by 15%. Successfully integrated Google Maps for iOS and Android to enhance app usage by 25%.
Associate Software Engineer (Flutter) at Center For Advanced Solutions, Pakistan, Bahawalpur
November 1, 2021 - September 19, 2025
Developed Flutter UI components and implemented design solutions to improve user experience; worked with REST APIs and cross-functional teams to deliver high-quality features.
Associate Software Engineer (Flutter) at Center For Advanced Solutions, Pakistan
November 1, 2021 - October 13, 2025
Developed cross-platform Flutter UI components for a new app, implemented Firebase authentication and Firestore/FCM integration, and consumed REST APIs. Focused on performance optimizations and robust error handling to improve reliability and loading times.
Flutter Engineer at Al-Burraq Technologies (LLC), Pakistan
September 1, 2022 - October 13, 2025
Implemented Flutter-based mobile features, integrated REST APIs and third-party services, and translated Figma designs into responsive UI. Contributed to faster feature delivery and improved UX.
Lead Mobile App Engineer at Codiea.io, Pakistan
September 1, 2022 - Present
Led development and launch of the Esim mobile application, delivering a 20% increase in customer acquisition and retention. Created a white-label, multi-vendor architecture using Flutter flavors from a single codebase, reducing development time by ~40% and ensuring consistent performance. Collaborated with design to boost user engagement by 30% and implemented analytics to reduce churn by 15% in the first month. Implemented push notifications and integrated Stripe and Google Maps APIs to enhance functionality and daily active users.
Lead Mobile App Engineer at Codeia.io Pakistan
September 1, 2022 - Present
Led development and launch of the Esim mobile application within a tight deadline, driving a 20% increase in customer acquisition and retention. Implemented a white-label architecture using Flutter flavors for multi-vendor deployment, reducing development time by 40% and ensuring consistent performance across clients. Collaborated with design to create an intuitive Hajzkom interface, boosting user engagement by 30%. Added analytics for actionable user insights, reducing churn by 15% in the first month. Launched Ultimate Mobile with flexible 5G eSIM services in the USA, improving retention by 25% and overall performance by 20%. Implemented Firebase Cloud Messaging for push notifications, increasing engagement. Integrated Stripe and Google Maps APIs to enhance functionality, increasing daily active users by 20%. Built reusable UI components with Flutter widgets to improve UI/accessibility and reduce bounce rate by 15%. Developed robust error-handling mechanisms.
Flutter Engineer at Al-Burraq Technologies (LLC)
September 1, 2022 - October 13, 2025
Developed front-end of the app by integrating REST APIs and implementing Figma UI design, resulting in a 30% increase in user engagement. Collaborated with backend teams to optimize production and quality, reducing overall app load time by 20%. Led feature development using Agile methodology with a 95% success rate. Created a seamless book-reading experience with deep linking, increasing user engagement by 20%. Implemented audio player functionality and text-to-speech for the book-reading app, contributing to a 15% rise in subscriptions. Built and integrated Google Maps on iOS and Android, boosting app usage by 25%.
Associate Software Engineer (Flutter) at Center For Advanced Solutions
November 1, 2021 - October 13, 2025
Developed UI interface components for a new Flutter app, achieving 75% faster loading times. Collaborated with the development team to implement design solutions that improved overall user experience, increasing app downloads by 20%. Conducted A/B testing on UI designs, resulting in a 15% retention increase. Implemented Firebase login for Gmail, Email, Facebook, and Apple accounts, boosting user registrations by 30%. Integrated REST APIs and built intuitive UI design, contributing to a higher-rated app.
Lead Mobile App Engineer at Codies Asia
September 1, 2022 - Present
Led development and launch of the Esim mobile application, delivering a cross-vendor white-label architecture using Flutter flavors, enabling seamless deployment for multiple vendors from a single codebase. Achieved a 20% increase in customer acquisition and retention. Implemented push notifications with Firebase Cloud Messaging and integrated Stripe and Google Maps APIs to enhance functionality and user engagement. Collaborated with design team for intuitive Hajzkom UI, increasing engagement by 30%. Reduced churn by 15% in first month after deployment; improved retention by 25% and overall app performance by 20%.
Flutter Engineer at Al-Burraq Technologies (LLC)
September 1, 2022 - October 13, 2025
Developed front-end of the app by integrating REST APIs and implementing Figma UI designs; improved user engagement by 30%. Optimized production and quality with backend collaboration, reducing overall app load time by 20%. Led feature development using Agile; delivered features with 95% success rate. Enhanced book-reading app with deep linking; added audio player and text-to-speech to boost subscriptions. Successfully integrated Google Maps on iOS and Android to enhance user experience, increasing app usage by 25%.
Associate Software Engineer (Flutter) at Center For Advance Solutions
November 30, 2021 - October 13, 2025
Developed UI components for a new app using Flutter, resulting in 75% faster loading time. Collaborated with development team to implement design solutions that improved overall user experience and increased app downloads by 20%. Conducted A/B testing on UI designs, leading to a 15% rise in retention. Implemented Firebase login functionality for Gmail, Email, Facebook, and Apple accounts, increasing user registrations by 30%. Integrated REST APIs and a streamlined UI design.

Education

Bachelor of Science in Computer Science (BSCS) at University of Central Punjab Pakistan, Bahawalpur
September 1, 2017 - September 1, 2021
Bachelor of Science in Computer Science (BScS) at University of Central Punjab, Pakistan
September 1, 2017 - September 1, 2021
Bachelor of Science in Computer Science (BSc CS) at University of Central Punjab, Pakistan
September 1, 2017 - September 1, 2021
BSc in Computer Science at University of Central Punjab
September 1, 2017 - September 1, 2021
Bachelor of Science in Computer Science at University of Central Punjab, Pakistan
September 1, 2017 - September 1, 2021
Bachelor of Science in Computer Science (BSc CS) at University of Central Punjab
September 1, 2017 - September 1, 2021
Bachelor of Science in Computer Science at University of Central Punjab
September 1, 2017 - September 1, 2021
Bachelor of Science in Computer Science (BScS) at University of Central Punjab, Bahawalpur Campus
September 1, 2017 - September 1, 2021
Bachelor of Science in Computer Science at University of Central Punjab, Pakistan
September 1, 2017 - September 1, 2021
Bachelor of Science in Computer Science (BSc CS) at University of Central Punjab
September 1, 2017 - September 1, 2021
Bachelor's of Science in Computer Science (BSc CS) at University of Central Punjab
September 1, 2017 - September 1, 2021

Qualifications

Add your qualifications or awards here.

Industry Experience

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