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Ashar S.
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Ashar S.

Full-Stack AI Engineer | SaaS, Web, Mobile Apps & Automation Expert

I build intelligent, scalable, and automation-driven digital products for startups, SMEs and enterprise organizations. I am a Full-Stack AI Engineer and Web & Mobile Application Specialist with 13+ years of experience designing, developing, and scaling production-grade software solutions across FinTech, SaaS, Healthcare, PropTech, eCommerce, Logistics, Education, AI platforms and enterprise business applications. Unlike developers who only focus on writing code, I approach projects from a product engineering perspective by understanding business workflows, architecture, scalability, user experience, automation opportunities and long-term growth. My expertise includes: 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐖𝐞𝐛 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 Frontend: • React.js • Next.js • TypeScript • Angular • Vue.js • Tailwind CSS • Material UI • Responsive UI/UX implementation Backend: • Node.js • Express.js • NestJS • Python • Django • FastAPI • PHP • Laravel • REST API Development • GraphQL APIs • Microservices Architecture • Serverless Applications Databases & Cloud: • PostgreSQL • MySQL • MongoDB • Redis • Firebase • Supabase • Elasticsearch • DuckDB • BigQuery • AWS (Lambda, EC2, S3, RDS, CloudFront) • Google Cloud Platform • Microsoft Azure • Docker & Kubernetes 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 • Flutter / Dart • React Native • Android (Kotlin & Java) • iOS (Swift, SwiftUI, Objective-C) I have developed mobile products including marketplaces, fintech applications, healthcare platforms, logistics solutions, AI-powered apps, fitness applications, and consumer applications published on Apple App Store and Google Play Store. 𝐀𝐈 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠 & 𝐈𝐧𝐭𝐞𝐥𝐥𝐢𝐠𝐞𝐧𝐭 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 • Generative AI Applications • Large Language Models (LLMs) • OpenAI GPT Models • GPT-4 / GPT-4o / GPT-4.1 APIs • Claude AI (Anthropic) • Google Gemini • Amazon Bedrock • LangChain • LlamaIndex • AI Agents & Agentic Workflows • Retrieval Augmented Generation (RAG) • Vector Databases • Pinecone • ChromaDB • Weaviate • AI Chatbots • AI Assistants • Natural Language Processing (NLP) • Machine Learning Integrations • AI Search Systems • Document Intelligence • AI Automation Workflows 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 & 𝐁𝐮𝐬𝐢𝐧𝐞𝐬𝐬 𝐏𝐫𝐨𝐜𝐞𝐬𝐬 𝐎𝐩𝐭𝐢𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧 I build automation systems that reduce manual work and improve operational efficiency: • AI-powered workflow automation • Zapier Automation • Make .com (Integromat) • n8n Automation • API Integrations • CRM Automation • Data Processing Pipelines • Webhooks & Event-driven Systems • Email & Marketing Automation • Lead Generation Automation • Business Workflow Automation • Robotic Process Automation (RPA) • Custom Internal Tools • AI-powered Reporting & Analytics 𝐄𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 𝐁𝐮𝐢𝐥𝐝𝐢𝐧𝐠 𝐂𝐨𝐦𝐩𝐥𝐞𝐱 𝐏𝐫𝐨𝐝𝐮𝐜𝐭𝐬 ✓ SaaS platforms ✓ FinTech applications ✓ Healthcare and Telehealth systems ✓ Logistics & Marketplace platforms ✓ Real Estate / PropTech solutions ✓ eCommerce ecosystems ✓ AI-powered analytics platforms ✓ Enterprise dashboards ✓ Customer management systems ✓ Subscription-based platforms ✓ Mobile-first consumer applications 𝐒𝐨𝐦𝐞 𝐞𝐱𝐚𝐦𝐩𝐥𝐞𝐬 𝐨𝐟 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 𝐈 𝐡𝐚𝐯𝐞 𝐝𝐞𝐥𝐢𝐯𝐞𝐫𝐞𝐝: • AI-powered market intelligence platforms using React, Next.js, Node.js, Python pipelines, OpenAI, Gemini, Claude and cloud infrastructure. • FinTech platforms supporting payments, subscriptions, settlements, corporate expenses and financial operations. • Logistics marketplaces connecting customers, vendors, drivers, and administrators through scalable web and mobile applications. • Healthcare platforms connecting users with care providers through secure applications and intelligent workflows. • SaaS products with multi-tenant architecture, role-based access control, integrations, and cloud deployment. 𝐖𝐡𝐲 𝐜𝐥𝐢𝐞𝐧𝐭𝐬 𝐜𝐡𝐨𝐨𝐬𝐞 𝐦𝐞: ✓ 13+ years of software engineering experience ✓ Full product lifecycle ownership; architecture to deployment ✓ Strong experience with startup MVPs and enterprise platforms ✓ AI integration expertise for modern applications ✓ Scalable backend and cloud architecture experience ✓ Clean, maintainable, production-ready code ✓ Business-focused approach, not just development execution If you need an experienced engineer who can transform an idea into a reliable, scalable, AI-powered product - I can help.

🇨🇦Milton, Canada$45/hr100% JSS5.00 (8)Since May 2013

Earnings and projects

MRR
$1.4k

Last 6 months ÷ 6

World#35,096 / 412k
🇨🇦Country#629 / 7,133
Revenue, last 30 days
$368

Last 6 months: $8.3k

World#70,289 / 412k
🇨🇦Country#982 / 7,133
Total earnings
$117k

Billed in all: $123k

World#32,715 / 412k
🇨🇦Country#725 / 7,133
Per project
$11k

$2.8k in the last 6 months

World#14,779 / 412k
🇨🇦Country#255 / 7,133
Projects, last 6 months
3
33% fixed67% hourly
World#66,479 / 412k
🇨🇦Country#997 / 7,133
Projects in all
11
9% fixed91% hourly
World#192,417 / 412k
🇨🇦Country#3,378 / 7,133

Earnings, last 30 days

$123k+$368 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$122.8k$123.0k$123.2k$123.4kOct 8Oct 23Nov 7

Skill rankings: Top 9% in Flutter

Ranked by MRR among everyone on Upwork with the skill.

  1. #168Hybrid App Development1,431 freelancers · 🇨🇦 #2Top 12%
  2. #293Kotlin3,021 freelancers · 🇨🇦 #6Top 10%
  3. #379Swift3,634 freelancers · 🇨🇦 #9Top 10%
  4. #654Android App Development6,395 freelancers · 🇨🇦 #11Top 10%
  5. #680Flutter7,550 freelancers · 🇨🇦 #7Top 9%
  6. #748iOS Development6,533 freelancers · 🇨🇦 #18Top 11%
  7. #749Generative AI5,038 freelancers · 🇨🇦 #20Top 15%
  8. #835API Development6,848 freelancers · 🇨🇦 #18Top 12%