Abdul Jalil Sireis

I'm

About

Results-driven freelance software engineer specializing in full-stack web/mobile development, blockchain solutions, and AI integration. With 10+ years of experience, I help startups and enterprises build scalable, high-performance applications using cutting-edge technologies like Flutter, PHP, Laravel, Node.js, and Solidity.

Flutter Developer.

Mobile App Specialist. Focused on clean code, performance optimization, and AI integration.

  • City: Prague, Czech Republic
  • Telegram: https://t.me/fluttercto
  • Degree: Master of Computer Science
  • Email: virtium1000@gmail.com

🚀 6+ Years Experience in Flutter Development | 🍏 8+ Years iOS Native | 🔥 Firebase & AWS Expert

Skills

Built 50+ production-ready Flutter apps with 95% code reuse, Published 20+ iOS apps on App Store with 4.8+ average rating, Expert in state management (Riverpod, Bloc) and performance optimization, Developed high-traffic REST/GraphQL APIs handling 10K+ RPM, Built 15+ PWAs with Next.js and server-side rendering, Cloud architecture with AWS/Azure and Firebase

HTML 100%
CSS 95%
JavaScript 90%
Flutter 95%
Java 90%
GraphQL 85%
Blockchain 80%
PHP 95%
Laravel 90%
React 80%
Dart 97%
Kotlin 90%
iOS Swift 90%
Solidity 75%

Resume

A comprehensive overview of my technical competencies, showcasing my proficiency in both mobile app and web development, alongside my specialized expertise in blockchain technology.

Summary

Abdul Jalil Sireis

Senior Software Engineer specializing in cross-platform mobile development (Flutter iOS/Android), blockchain solutions, and AI-powered applications. Proven expertise in building scalable systems with modern stacks.

  • 169 00 Prague 6-Bevnov, Prague, Czechia
  • virtium1000@gmail.com

Education

M.Sc. Computer Science - AI Specialization

2015 - 2016

Rochester Institute of Technology, Rochester, NY

  • Thesis: "Blockchain-based Authentication for Flutter Apps" - Implemented Ethereum smart contracts with Flutter frontend
  • Developed AI chatbot (Python/NLTK) with 92% accuracy for cross-platform deployment
  • Research: Optimized TensorFlow Lite models for mobile (Flutter/Android NDK)

B.Sc. Computer Science

2010 - 2014

Rochester Institute of Technology, Rochester, NY

  • Built Flutter+Firebase campus navigation app with AR features (OpenCV integration)
  • Blockchain course project: Hyperledger Fabric supply chain DApp
  • AI Focus: Computer vision system for mobile devices using Flutter ML Kit

Professional Experience

Lead Mobile Engineer (Flutter & Blockchain)

2021 - Present

Tech Innovations Inc., Prague, Czechia

  • Architected Flutter SDK for crypto wallet (iOS/Android) with Solana/Web3 integration
  • Implemented AI-based fraud detection (Python microservices) for mobile payment app
  • Led development of cross-platform Flutter+Blockchain auth system (Ethereum, 200K+ users)
  • Optimized Flutter performance using ML-driven code analysis (Dart/LLVM)

Senior Full-Stack Engineer (AI/ML)

2017 - 2020

Digital Solutions LLC, New York, NY

  • Built Flutter medical app with TensorFlow Lite for real-time diagnostics (FDA Class II certified)
  • Developed blockchain supply chain tracker (Hyperledger + Flutter Web)
  • Created AI recommendation engine (Python/PyTorch) for Flutter e-commerce app (↑35% conversions)
  • Mentored team in Flutter+AI integration patterns

Mobile Developer (Flutter)

2015 - 2017

StartUp Mobile, NY

  • Launched 6+ Flutter apps on App Store/Play Store (1M+ downloads)
  • Integrated Blockchain payments (Stripe Crypto + Flutter)
  • Prototyped AI chatbot (Dialogflow) for Flutter customer support

Technical Portfolio

Showcasing innovative solutions combining Flutter cross-platform development, AI integration, blockchain technology, and full-stack web applications

FinTrack Pro - Cross-platform Finance App

FinTrack Pro

Flutter • Firebase • Blockchain

Your Football Shirts - E-commerce App

Your Football Shirts

Flutter • Fluxstore • WordPress

Ottopia Token Platform

Ottopia Token

Blockchain • Web3 • Tokenization

E-Commerce Mobile App

E-Commerce App

Flutter • PHP • MySQL

Abraham Tours Travel App

Abraham Tours

Flutter • Google Maps • Firebase

Teling Social Application

Teling

Flutter • Laravel • Firebase

FitGenius Fitness App

FitGenius

Flutter • ML Kit • WearOS

Bloxico Blockchain Solutions

Bloxico

Blockchain • Smart Contracts • Web3

HitoBito Dating App

HitoBito

Flutter • Firebase • Push Notifications

Technical Services

Full-stack development solutions combining cutting-edge mobile, web, blockchain and AI technologies to build scalable, secure, and intelligent applications.

Flutter Development

Cross-platform mobile apps for iOS & Android with single codebase. Features include Firebase integration, platform channels, and optimized performance.

Dart Firebase BLoC

Blockchain Solutions

Smart contract development, DApps, and Web3 integration. Specialized in Ethereum/Solana with Flutter frontends for decentralized applications.

Solidity Web3.js NFTs

AI Integration

Custom machine learning models, NLP chatbots, and computer vision solutions. Specialized in TensorFlow Lite for mobile deployment.

Python TensorFlow LLMs

Web Development

Responsive web applications with modern frameworks. Full-stack solutions from frontend UI to backend APIs and database architecture.

React Node.js AWS

Cross-Platform Solutions

Unified codebase solutions with Flutter Web for seamless mobile and web experiences with shared business logic.

Flutter Web PWA Responsive UI

DevOps & Cloud

CI/CD pipelines, containerization, and cloud deployment for Flutter, web, and blockchain applications.

Docker AWS GitHub Actions

Client Testimonials

Trusted by startups and enterprises worldwide for delivering exceptional technical solutions on time and beyond expectations

I was frustrated from having to dig through the horrible pool of spammers and freelancers and doubted Abdul's skills at first. But I was completely wrong - he knows his stuff inside out. Delivered our Flutter app with perfect blockchain integration. I'd recommend without hesitation.

Benjamin R.

CTO, FinTech Startup

Rare gem on Freelancer! Timely responses round the clock, fast delivery, and willing to go the extra mile to perfect solutions. Our AI-powered mobile app exceeded expectations. Continuing with next project and more to come!

Wil W.

Product Director, TechCorp

10/10 Service! Transformed our legacy web system into a modern Flutter + Node.js powerhouse. Amazing to work with - professional, talented, and understands business requirements perfectly. Already planning phase two development.

Richard J.

CEO, Enterprise Solutions

Abdul's blockchain expertise saved our project - implemented a secure smart contract system in half the estimated time. His Flutter mobile interface made complex crypto operations simple for our users. Exceptional full-stack skills.

Sarah K.

Blockchain Startup Founder

Contact

Thank you for visiting my portfolio. I'm always excited to connect with new people and explore potential collaborations. Whether you have a question, a project proposal, job opportunities, or just want to say hello, feel free to reach out. I'd love to hear from you!

Address

169 00 Prague 6-Bevnov, Prague, Czechia

Email Me

virtium1000@gmail.com

Call Me

+420 775508317