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Skills

  • API Development
  • App & Mobile Development
  • Flutter
  • Software Development
  • App Deployment
  • App Development
  • Dart
  • Deployment
  • Firebase
  • iOS App Development
  • Mobile Development
  • Payment Gateway Integration
  • User Interface Design

Services

  • Mobile and Web Application Development

    $15/hr Starting at $100 Ongoing

    Dedicated Resource

    I specialize in developing high performance, scalable, and user friendly mobile and web applications tailored to your business needs. With over 3 years of experience in Flutter, Node.js, Express.js, NestJS,...

    API DevelopmentApp & Mobile DevelopmentApp DeploymentApp DevelopmentDart

  • Mobile App Development

    $15/hr Starting at $100 Ongoing

    Dedicated Resource

    Need a high quality Flutter application that works seamlessly on both Android and iOS? I build fast, scalable, and visually appealing cross platform applications tailored to your business goals. With...

    API DevelopmentApp & Mobile DevelopmentApp DeploymentDartDeployment

About

Flutter & Full Stack Developer | Building High Performance Mobile & Web Applications

Hello! I'm Nikunj Sadaliya, a passionate Flutter and Full Stack Developer with over 3 years of experience delivering scalable, secure, and high performance applications for startups, businesses, and entrepreneurs.

I specialize in building modern cross platform mobile applications using Flutter and robust backend systems with Node.js, Express.js, NestJS, Firebase, MySQL, and MongoDB. My focus is on creating clean, maintainable, and scalable solutions that help businesses streamline operations and achieve their goals.

My Expertise
• Flutter Mobile App Development (Android & iOS)
• Full Stack Web Application Development
• REST API Development & Integration
• Firebase Authentication, Firestore & Cloud Messaging
• Node.js, Express.js & NestJS Backend Development
• MySQL & MongoDB Database Design
• Payment Gateway Integration (Stripe, Razorpay, UPI)
• Admin Panels & Business Dashboards
• Bug Fixing, Performance Optimization & Maintenance

I believe in writing clean code, maintaining transparent communication, and delivering projects on time. Whether you need a brand new application, an MVP, feature enhancements, or long term development support, I am committed to providing high quality solutions that exceed expectations.

Let's turn your ideas into reliable, scalable, and successful digital products.

Work Terms

Availability
• Monday to Saturday
• 9:00 AM to 8:00 PM (IST)
• Flexible for overlapping international time zones

Response Time
• Within 1 to 4 hours during business hours
• Maximum 24 hours on holidays

Communication
• Guru Messages
• Zoom
• Google Meet
• Microsoft Teams
• Slack
• Email

Project Workflow

Requirement discussion
Project planning & estimation
UI/UX review (if applicable)
Development with regular progress updates
Testing & quality assurance
Final delivery
Post launch support

Payment Terms
• Fixed Price or Hourly Projects
• Milestone based payments preferred
• Source code delivered after final milestone approval

Support
• Bug fixes after delivery
• Ongoing maintenance available
• Feature enhancements on request

Commitment
I prioritize quality, security, transparency, and timely delivery while ensuring every project meets professional development standards. This approach helps build long term relationships with clients worldwide.