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MD Naqeebul I.
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MD Naqeebul I.

Senior Web and Mobile Engineer | Web | Mobile | Cloud | POS | SaaS

With over 7 years of practical experience, I specialize in building, scaling, and maintaining high-performance web and mobile applications that solve real business challenges. Whether you're launching a robust MVP or evolving an enterprise-grade product, I deliver scalable and secure technical solutions aligned with your business objectives. Core Expertise: 1. Web Development: React.js, Next.js, Angular, Vue.js, Node.js, Django, Laravel 2. Mobile Development: Flutter, React Native, Swift, Kotlin (iOS and Android) 3. Cloud Platforms: AWS, Azure, Google Cloud, Firebase, Supabase 4. SaaS & Multi-Tenant Systems: Subscription logic, role-based access, scalable architecture 5.POS Development: Custom POS systems with hardware integrations (printers, barcode scanners, EMV), real-time and offline sync 6.API Integrations: RESTful APIs, GraphQL, Stripe, Twilio, Google APIs, and other third-party systems 7.DevOps & CI/CD: Docker, Kubernetes, GitHub Actions, serverless functions, monitoring pipelines 8.Databases: PostgreSQL, MySQL, MongoDB, Firestore, and Redis Key Deliverables: #Architect scalable and secure platforms for long-term maintainability #Write clean, well-documented, and testable code following modern best practices #Collaborate across cross-functional teams including product owners and designers #Implement user-friendly interfaces and seamless user experiences for both web and mobile #Optimize performance for speed, reliability, and responsiveness across devices Selected Project Highlights: ===================== 1. Designed and delivered a real-time POS solution with offline-first capabilities for a nationwide retail chain 2. Built and scaled a SaaS appointment scheduling system servicing over 10,000 active monthly users 3. Developed a hybrid mobile application with GPS-based workforce tracking and QR code integration 4. Implemented a franchise inventory and multi-location reporting platform integrated with cloud analytics Toolset and Workflow: ================ #Figma, Jira, Trello, Git, Docker, Postman, Firebase, AWS Lambda, Supabase, Stripe, and other modern development tools.

🇮🇳Mohali, India$25/hr100% JSSSince Jun 2024

Earnings and projects

MRR
$495

Last 6 months ÷ 6

World#78,404 / 412k
🇮🇳Country#8,317 / 45.9k
Revenue, last 30 days
$0

Last 6 months: $3k

Total earnings
$15k
World#163,920 / 412k
🇮🇳Country#21,494 / 45.9k
Per project
$7.4k

$3k in the last 6 months

World#22,741 / 412k
🇮🇳Country#2,433 / 45.9k
Projects, last 6 months
1
100% fixed0% hourly
World#128,092 / 412k
🇮🇳Country#14,379 / 45.9k
Projects in all
2
100% fixed0% hourly
World#328,886 / 412k
🇮🇳Country#39,422 / 45.9k

Earnings, last 30 days

$14.9kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$14.6k$14.8k$15.0k$15.2kOct 8Oct 23Nov 7

Skill rankings: Top 17% in JavaScript

Ranked by MRR among everyone on Upwork with the skill.

  1. #42Cloud Services232 freelancers · 🇮🇳 #5Top 18%
  2. #48Point of Sale & Payment Systems187 freelancers · 🇮🇳 #12Top 26%
  3. #52Enterprise Software Development180 freelancers · 🇮🇳 #17Top 29%
  4. #134Database Development567 freelancers · 🇮🇳 #31Top 24%
  5. #164Native App Development833 freelancers · 🇮🇳 #48Top 20%
  6. #379Microservice2,217 freelancers · 🇮🇳 #103Top 17%
  7. #1,627SaaS6,440 freelancers · 🇮🇳 #240Top 25%
  8. #1,697Mobile App Development8,511 freelancers · 🇮🇳 #530Top 20%