02/06/2026 updated
JL
100 % available
React, Next, React Native, Ionic, Flutter, Supabase, Firebase, AWS | 12+ years of Experience
Ottawa, Canada
Worldwide
Bachelor of Computer Science (BCompSc), Computer scienceAbout me
Senior Web & Mobile App Developer (12+ yrs). I build high-performance web & cross-platform apps using React, Next.js, Flutter, React Native, Node.js, Python, Supabase, PostgreSQL, and AI integrations. From MVPs to scalable SaaS—fast, clean, production-ready.
FlutterApplication Programming Interfaces (APIs)Artificial IntelligenceAmazon Web ServicesData AnalysisAndroid (Software)IOS ApplicationsApp Store (IOS)ArchitectureHTML5Cascading Style Sheets (CSS)Mobile Application DevelopmentEducational TechnologiesSoftware as a ServiceCloud Computing
I’m a ?????? ??? & ?????? ??? ????????? with 11+ ????? ?? experience building high-performance apps for ???????, ???, and ???. I specialize in ?????-???????? ?????? ???????????, ?????? ???/???????, and ??-??????? ????????????. Whether you're building an MVP or scaling a full SaaS platform, I help turn ideas into fast, scalable, user-friendly apps.
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Full Stack Web & Backend Development
• React.js, Next.js, TailwindCSS, ShadCN, MUI
• Node.js, Python, Firebase, Supabase, PostgreSQL
• Admin dashboards, APIs, analytics-ready backends
Cross-Platform App Development
• Flutter, React Native (Expo/CLI), Ionic
• Fast UI, clean architecture, smooth animations
AI-Powered Mobile Apps
• AI Chatbots & Voice Agents (OpenAI, ElevenLabs, Vapi, Retell)
• NLP, real-time assistants, image/voice processing
• Used across wellness, healthcare, edtech, e-commerce & productivity
Cloud & DevOps
• AWS, GCP, Firebase, Docker, GitHub Actions
• CI/CD, OTA updates, App Store & Play Store deployments
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- Mobile: Flutter, React Native, Ionic
- Frontend: React.js, Next.js, Tailwind, HTML5, CSS3
- Backend: Node.js, Express, Python, Django, Fast API, Firebase, Supabase, PostgreSQL, MongoDB
- AI/ML: LLM, LangChain, STT/TTS,
- DevOps: Docker, GitHub Actions, AWS, Firebase
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- cross-platform apps built in React Native & Flutter & Ionic
- MVP delivery in as fast as 3-5 weeks
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Looking to build a mobile-first app, integrate AI features, or launch a SaaS MVP?
Message me and let’s bring your idea to life - fast, smart, and beautifully built.
Best Regards
Experience
Professional experience10+ years
Freelancer since2016
Languages
EnglishNative speaker
Project history
I'm an experienced AI developer specializing in Generative AI, NLP, and LLMs with a strong background in Python and machine learning. I've built custom solutions using OpenAI, Hugging Face Transformers, LangChain, and fine-tuned models for tasks like summarization, Q&A, and chatbot development. Whether it's building from scratch or integrating generative models into existing systems, I bring practical, scalable solutions to the table. I’ve worked in agile teams and delivered production-ready code with a focus on model performance, cost optimization, and user experience
Django Python AI Developer with extensive experience in backend development, API integration, and database management. Skilled in creating efficient, scalable web applications, and optimizing code for performance. Passionate about delivering high-quality solutions for complex business needs.
Worked on designing and developing intelligent AI-powered chatbots and virtual agents for customer support, lead generation, and task automation. Focused on natural language understanding (NLU), real-time interaction handling, and backend integration with third-party systems. Key Responsibilities: Built conversational agents using LLMs for multiple industries (e-commerce, healthcare, SaaS). Integrated AI chat systems with web/mobile apps via REST APIs and WebSockets. Implemented context-aware conversations, memory features, and intent recognition. Used vector databases and embeddings for semantic search and response generation. Deployed agents on platforms like WhatsApp, websites, and Slack. Technologies Used: LLMs & NLP: OpenAI GPT (ChatGPT), LangChain, Rasa, spaCy Backend: Python, FastAPI, Django REST Framework Databases: PostgreSQL, Redis, Pinecone, ChromaDB DevOps & Tools: Docker, Git, Postman, Webhooks, Celery Integrations: Twilio, WhatsApp API, Slack API, Stripe, Dialogflow