Moyeen Haider

Flutter Developer, Security Advocate, AI Integrator

Product-focused engineer crafting future-ready mobile experiences across fintech, healthtech, and IoT. I blend clean architecture, security-first thinking, and AI-driven features to ship resilient apps that scale from concept to App Store.

4+
Years Building
15+
Apps Delivered
11
Flagship Projects
2
Product Teams

Currently

Shipping Flutter apps @ Appventurez

// Dart-first way of building resilient products
class MoyeenHaider extends FlutterArchitect {
  final specialties = ['Security', 'Clean Architecture', 'AI Integrations'];
  final toolchain = {'state': ['Provider', 'GetX', 'Bloc']};

  Future<Release> ship(ProjectBrief brief) async {
    await apply('SOLID').and('DI');
    await integrate('Stripe, Google Fit, ChatGPT');
    return Release(quality: 'store-ready', impact: brief.targetUsers);
  }
}

About

Based in Jamia Nagar, New Delhi, I partner with founders and product teams to turn complex requirements into immersive mobile journeys. My work sits at the intersection of Flutter craftsmanship, airtight security, and data-informed decision making.

Core Mission

I streamline the path from ideation to launch for cross-platform applications. From architecting modular codebases to integrating analytics and AI, my focus is on predictable delivery and long-term maintainability.

Delivery DNA

App Store and Play Store deployments with rigorous testing, CI-friendly code, and airtight release processes.

Secure by Design

Certificate pinning, code obfuscation, and threat-aware architecture woven into every build.

What I Bring

Clean Architecture advocate, state management polyglot, and API-whisperer with hands-on experience across fintech, wellness, AI, media, and smart living. I champion clarity in code reviews, transparent client communication, and measurable outcomes.

Impact Metrics

15+ shipped products, multi-role financial workflows, subscription engines, and IoT-driven automation.

Collaboration

Figma-to-Flutter handoffs, stakeholder demos, and sprint rituals that keep teams aligned.

Technical Expertise

Modern Flutter engineering paired with production-grade practices, security controls, and data fluency.

Mobile Engineering

Cross-platform delivery with emphasis on pixel-perfect UI, performance, and accessibility across iOS, Android, and web.

Flutter Dart Android iOS Web

Architecture & State

Designing resilient codebases using SOLID, MVVM/MVP, and Clean Architecture, backed by DI patterns for scalable features.

Clean Architecture Provider GetX Bloc GetIt

Security & Observability

Defense-in-depth approach covering certificate pinning, obfuscation, anti-tamper, analytics, and proactive debugging.

Certificate Pinning Code Obfuscation Analytics Testing

Backend & Integrations

RESTful API design, data sync, and cloud functions tailored for transactional and real-time experiences.

Firebase Firestore Cloud Functions Stripe Hive SQLite

AI & Analytics

Injecting intelligence with conversational AI, embeddings, data analytics, and ML-backed insights.

ChatGPT API Google Gemini Pandas NumPy Power BI

Product Ops

Git-driven collaboration, refined release workflows, and data structures expertise that keeps features predictable.

Git GitHub GitLab App Deployment Data Structures

Flagship Projects

A tour across mission-critical products spanning finance, health, AI, media, smart homes, and hyper-local services.

Appventurez · Fintech

EFL Click - Multi-Type Loan Platform

End-to-end loan orchestration for property, vehicle, solar, machine, and business financing with multi-role workflows.

  • Integrated RESTful APIs for loan data intake, status tracking, and approvals.
  • Implemented hierarchical approval journey covering customers, sales teams, and regional managers.
  • Enabled residential solar loan flows with KYC capture and credential verification.
Appventurez · Healthtech

FitnEarn - Wellness Rewards

Gamified wellness platform rewarding workouts with seamless payment flows and real-time activity sync.

  • Integrated Google Fit through Method Channels with resilient background sync.
  • Resolved video player and performance issues for smooth guided sessions.
  • Connected Razorpay for frictionless subscription payments.
Appventurez · Healthtech

Healthyium - Juice Subscription Delivery

Subscription-first juice delivery experience with delivery agent app and precise order logistics.

  • Crafted cross-platform consumer and delivery UI components.
  • Connected REST APIs for live order and route data.
  • Streamlined fulfillment tracking for reliable doorstep delivery.
Appventurez · Fintech

Goal Seek - Financial Goal Manager

Personal finance cockpit helping users track assets, set milestones, and view multi-asset analytics.

  • Designed asset onboarding for gold, equity, mutual funds, and real estate.
  • Rendered goal tracking dashboards with dynamic charts and projections.
  • Optimized REST integrations for responsive portfolio insights.
Baliza · AI + Culture

Davinci - AI Museum Guide

Conversational museum companion leveraging ChatGPT for multilingual tours and voice-led discovery.

  • Blended speech-to-text with AI responses for natural dialog.
  • Delivered content management via Flutter with Clean Architecture.
  • Sustained cross-platform performance for kiosks and handheld devices.
Baliza · Media

Noficcion - Streaming Experience

Streaming service for Spain with curated documentary catalog and unified playback across devices.

  • Shipped Android, iOS, and web builds from a shared Flutter codebase.
  • Optimized REST integrations for high-volume content delivery.
  • Improved user retention through responsive UI and personalization.
Baliza · Proptech

Ziro - Real Estate Marketplace

End-to-end property discovery platform with secure transactions, geolocation, and map drawing tools.

  • Integrated map drawing workflows for neighborhood-specific searches.
  • Implemented secure Stripe payments and escrow-ready flows.
  • Built React-powered admin companion for property operations.
Baliza · Smart Living

IOPARK - Secure Key Sharing

Offline-ready digital key platform handling encrypted access across low-connectivity environments.

  • Used Bluetooth and beacon tech for no-internet scenarios.
  • Synced access logs once devices reconnect to the cloud.
  • Designed intuitive guest invite workflows for homeowners.
Baliza · AgriTech

NewFarm - Plant Lifecycle Management

IoT-powered agriculture assistant tracking plant health, MARCOS device telemetry, and growth insights.

  • Visualized environmental metrics for proactive farming decisions.
  • Automated data capture from MARCOS hardware in real time.
  • Elevated crop yield visibility through lifecycle dashboards.
Baliza · FoodTech

YieldEat - Restaurant Management

Web-first restaurant cockpit for menu orchestration, live order tracking, and kitchen coordination.

  • Delivered responsive Flutter web experience for staff workflows.
  • Improved order accuracy with real-time status updates.
  • Integrated secure Stripe payments for settlements.
Baliza · Security

Velor - Device Camera Monitoring

Repurposing legacy devices into smart surveillance endpoints for affordable monitoring.

  • Transformed old hardware into live security feeds with Flutter.
  • Implemented encrypted video transfer for home safety.
  • Boosted sustainability by extending device life cycles.

Experience

Partnering with multidisciplinary squads to launch user-loved products and unlock revenue across continents.

Software Developer

Appventurez · Noida, Uttar Pradesh
February 2024 - Present
  • Architected Flutter apps with SOLID principles, DI, and modular feature delivery.
  • Integrated Google Fit API via Method Channels, syncing live activity to backend services.
  • Unblocked Play Store and App Store releases by resolving package naming and certificate conflicts.
  • Delivered multi-role loan operations platform with role-based credential guardrails.
  • Maintained sprint velocity across financial, health, and logistics initiatives.

Software Developer

Baliza · Noida, Uttar Pradesh
July 2021 - June 2023
  • Built AI-first museum guide with ChatGPT API, voice support, and multilingual flows.
  • Aligned project scopes through diligent client workshops and daily progress rituals.
  • Adopted Clean Architecture and multi-state management strategies for scalable delivery.
  • Engineered Firebase data models with automated Cloud Functions for real-time sync.
  • Integrated Stripe with webhook automation, real-time messaging, and push notifications.

Education

An engineering foundation that powers pragmatic decision-making in fast-moving product teams.

Bachelor of Technology · Computer Science

JIMS (GGSIPU) · August 2016 - July 2020

Graduated with GPA 8.2 while captaining hackathons and deep dives into mobile architecture and machine learning.

Certifications

Continuous learning to stay ahead of platform updates, AI breakthroughs, and security mandates.

AI & ML Short-Term Training Program

Jamia Millia Islamia (JMI) · Focused on supervised and unsupervised learning with real-world analytics assignments.

View Credential

Prompt Engineering PRO

Udemy · Advanced strategies for ChatGPT and generative AI integrations across products and workflows.

View Credential

Google Gemini A-Z

Udemy · Comprehensive guide to building Gemini-backed experiences with production-ready best practices.

View Credential

Contact

Let us explore bold product ideas or tune up an existing stack. Reach out for collaborations, audits, or a quick discovery chat.

Let's Collaborate

Designing secure, AI-ready Flutter products for ambitious teams.

Contract engagements, product partnerships, and advisory on Flutter architecture, security reinforcement, and AI-led features. I respond swiftly to email and LinkedIn queries.

Contract Product Sprints Architecture Audits
📧

Email

work.moyeen@gmail.com Best for detailed briefs and proposals.
📱

Phone

+91-8527436117 Available for urgent coordination and quick syncs.
💼

LinkedIn

linkedin.com/in/moyeen-haider Perfect for networking, speaking invites, and collaborations.
M

Medium

medium.com/@moyeen_haider Latest Flutter deep dives, product reflections, and engineering notes.
💻

GitHub

github.com/moyeenhaider3 Explore open-source contributions and recent experiments.
📍

Location

Jamia Nagar, New Delhi, India Collaborating remotely with teams across time zones.