Flutter & Java Full-Stack Engineering Lead

Abdul Raheem

Flutter Developer Full-Stack Developer Engineering Lead

n Uttar Pradesh, India n +91-964*******

n ************@*****.***

n LinkedIn: linkedin.com/in/abdul-raheem-b44457235 PROFESSIONAL SUMMARY

Flutter, Full-Stack and Engineering Lead with 4+ years of software engineering experience building production-grade Android and iOS applications and enterprise-scale backend platforms. Expertise across Flutter, Dart, Firebase, BLoC, Provider, GetX, Hive, SQLite, Android/iOS development, Java Spring Boot, Microservices, Kafka, Redis, MySQL/PostgreSQL, REST APIs, distributed systems, security and observability. Built 10+ Android and iOS applications from scratch and deployed production applications to Google Play Store and Apple App Store. Experienced in leading teams, end-to-end SDLC and large-scale AI-driven loan recovery systems handling 50L+ leads. CORE TECHNICAL EXPERTISE

Flutter & Mobile: Flutter, Dart, Android, iOS, BLoC, Provider, GetX, Clean Architecture, MVVM, responsive UI, reusable components Local Database & Storage: Hive, SQLite, local caching, offline data persistence Firebase: Firebase Authentication, Cloud Messaging, push notifications, Firebase project/account management, analytics/crash monitoring exposure

Android & iOS: Android Studio, Kotlin exposure, Xcode, Swift exposure, native SDK/third-party integrations, Apple Developer Account, certificates, signing, provisioning

Backend: Java, Spring Boot, Microservices, Kafka, event-driven architecture, REST APIs, Redis, MySQL, PostgreSQL, distributed systems Security & Production: RBAC, secure APIs, Vault-based secret management, VAPT compliance/readiness, debugging, performance optimization

Monitoring: Grafana, Kibana, Sentry, New Relic, production monitoring, logging, error tracking Leadership: Engineering leadership, team mentoring, code reviews, sprint planning, task distribution, stakeholder collaboration, complete SDLC ownership

PROFESSIONAL EXPERIENCE

Full-Stack Engineer & Team Lead CredResolve / Credhas Pvt. Ltd. Feb 2024 – Jul 2026

• Led mobile and backend engineering for enterprise-scale AI-driven loan distribution and loan recovery platforms, including architecture, development, code reviews, sprint planning, deployment and production support.

• Architected Java Spring Boot microservices using Kafka-based event-driven architecture, Redis and relational databases for high-volume workflows handling 50L+ leads.

• Built secure Flutter applications using BLoC, Provider and GetX patterns, with local persistence using Hive/SQLite where required, role-based access control, real-time tracking, loan recovery workflows, route optimization, clustering and day planning.

• Developed HRMS capabilities including attendance management, salary management, schedule management, configurable workflows and multi-role access management with 6 roles.

• Integrated WhatsApp, IVR, Dialer, SMS, Voice Bots, Chatbots, Email and legal workflows with backend and third-party systems.

• Implemented Vault-based secret management and supported successful VAPT clearance for backend and Android applications.

• Established observability with Grafana, Kibana, Sentry and New Relic; mentored developers and ensured scalable, secure and reliable production delivery.

Flutter Developer Webkul Software Pvt. Ltd.

Oct 2022 – Dec 2023

• Built and maintained 10+ production-grade Android and iOS applications from scratch using Flutter and Dart and supported deployment to Google Play Store and Apple App Store.

• Worked across WooCommerce, Magento 2, CS-Cart, Odoo and PrestaShop ecosystems, including Customer Apps, Merchant/Vendor Apps, Delivery Boy Apps and Warehouse Management Apps.

• Developed e-commerce, marketplace, hyperlocal, POS, delivery and logistics applications with authentication, payments, product/catalog services, order management and third-party integrations.

• Implemented BLoC, Provider and GetX state management, scalable UI architecture, REST APIs, Firebase services, Hive/SQLite local storage, push notifications, real-time features and location tracking.

• Handled Android/iOS platform requirements, Kotlin and Swift exposure, certificates, signing, metadata, store releases and production issue resolution.

• Collaborated with backend, QA, UI/UX and product teams and optimized performance, stability and user experience. Flutter Developer Caringo Tech Pvt. Ltd.

Apr 2022 – Sep 2022

• Developed school ERP applications and enterprise modules covering dashboards, attendance, transport, fee management and role-based workflows.

Frontend Web Developer Intern upBrain

Jan 2022 – Mar 2022

• Built responsive web interfaces using HTML, CSS and JavaScript and improved frontend performance and UI/UX. KEY PROJECTS & ACHIEVEMENTS

• 10+ Mobile Apps from Scratch: Built Android and iOS applications end-to-end and supported production deployment on Google Play Store and Apple App Store.

• Loan Distribution & Recovery: Built scalable field operations, communication, monitoring, tracking and recovery workflows for enterprise loan operations.

• HRMS & Workforce Management: Implemented attendance, salary, schedule and configurable multi-role workflows with 6-role access management.

• Commerce Ecosystem: Delivered Customer, Merchant/Vendor, Delivery and Warehouse applications for WooCommerce and other commerce platforms.

• Technical Writing: Published technical blogs focused on Flutter and Dart.

• Patent: Published patent related to a health provider topic — Patent ID: 202*********.

• Research Paper: Published research work on “Virtual Mouse Using AI”. EDUCATION

B.Tech in Information Technology — Greater Noida Institute of Technology (GNIOT), Greater Noida Passing Year: 2023 Academic Projects: Virtual Mouse Using AI; Wireless Health Monitoring System. ADDITIONAL INFORMATION

Languages: Hindi (Native), English (Professional Working Proficiency), Urdu (Working Proficiency) Notice Period: Immediate Joiner Last Working Day: 10 July 2026

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