You will get custom Flutter APP for your business
Top Rated
Top Rated
Project details
ā
Rewarded as š š§š¢š£ š„šš§šš by Upwork
ā 97% Job Success
ā 90% of Clients Recommended working with me
ā 86% Long-term Repeat Clients
ā 13+ Years Of Experience
ā High-Quality Work
ā Cost-Effective
Whether you are a š¦šš®šæššš½, šššš®šÆš¹š¶ššµš²š± šššš¶š»š²šš š¼šæ š¹š¼š¼šøš¶š»š“ š³š¼šæ š š©š£, you will get šš¶š“šµ-š¤šš®š¹š¶šš š¦š²šæšš¶š°š²š at an šš³š³š¼šæš±š®šÆš¹š² šš¼šš, ššš®šæš®š»šš²š²š±.
Techstack: Flutter, Dart
woocommerce app, Food Delivery app, On-Demand App, home services app, salon app, beauty app, taxi app, ride app, E-commerce app, Dating app, Health and fitness app, Travel app, Video streaming app, Fintech app, Telemedicine app, Real estate app, Social media app, Chat app, Online Education learning app, Hotel booking app, Online grocery order app or any other app.
š¦š¼šš»š±š š¶š»šš²šæš²ššš¶š»š“? Click on the šš¼š»šš¶š»šš² button and send me a message š”š¼š. Let's talk about your project.
Flutter - Flutter developer - Flutter Dart - Flutter Firebase - Flutter app - Flutter expert - React native - React native developer - Hybrid - Hybrid app - Hybrid app developer - cross platform mobile development - cross platform
ā 97% Job Success
ā 90% of Clients Recommended working with me
ā 86% Long-term Repeat Clients
ā 13+ Years Of Experience
ā High-Quality Work
ā Cost-Effective
Whether you are a š¦šš®šæššš½, šššš®šÆš¹š¶ššµš²š± šššš¶š»š²šš š¼šæ š¹š¼š¼šøš¶š»š“ š³š¼šæ š š©š£, you will get šš¶š“šµ-š¤šš®š¹š¶šš š¦š²šæšš¶š°š²š at an šš³š³š¼šæš±š®šÆš¹š² šš¼šš, ššš®šæš®š»šš²š²š±.
Techstack: Flutter, Dart
woocommerce app, Food Delivery app, On-Demand App, home services app, salon app, beauty app, taxi app, ride app, E-commerce app, Dating app, Health and fitness app, Travel app, Video streaming app, Fintech app, Telemedicine app, Real estate app, Social media app, Chat app, Online Education learning app, Hotel booking app, Online grocery order app or any other app.
š¦š¼šš»š±š š¶š»šš²šæš²ššš¶š»š“? Click on the šš¼š»šš¶š»šš² button and send me a message š”š¼š. Let's talk about your project.
Flutter - Flutter developer - Flutter Dart - Flutter Firebase - Flutter app - Flutter expert - React native - React native developer - Hybrid - Hybrid app - Hybrid app developer - cross platform mobile development - cross platform
Platform
Mobile WebApp Type
Hybrid AppDevelopment Technology
Flutter, React NativeApp Purpose
Dating, Delivery, Education, Health & Fitness, Lifestyle, Medical, Music, Productivity, Restaurant, Social NetworkingExpertise
Design, Localization, Performance OptimizationWhat's included
| Service Tiers |
Starter
$500
|
Standard
$5,000
|
Advanced
$10,000
|
|---|---|---|---|
| Delivery Time | 10 days | 30 days | 60 days |
Number of Revisions | 3 | 5 | 9 |
Number of Mobile Operating Systems | 2 | 2 | 2 |
App Store Upload | |||
App Icon Design | |||
Splash Screen | |||
Ad Network Integration | |||
Source Code |
Optional add-ons
You can add these on the next page.
Additional Revision
+$500
Additional Mobile Operating System
(+ 5 Days)
+$1,000
Extra screen
(+ 1 Day)
+$300Frequently asked questions
422 reviews
(367)
(33)
(15)
(4)
(3)
This project doesn't have any reviews.
MA
McKenzie A.
Jun 11, 2026
FlutterFlow Product Coordinator + UI Builder (Marketplace App)
M overall experience was challenging due to repeated missed deadlines, communication issues, and a significant gap between the agreed scope and the functionality ultimately delivered.
Over the course of the project, multiple release dates were missed (4 launch dates missed), including several revised deadlines that were intended to accommodate delays. Despite reducing the scope to help achieve a launch, key deliverables remained incomplete, including major functionality, the web platform, portions of the admin system, and various workflow features.
The project also experienced ongoing performance and stability issues, and many reported bugs remained unresolved. Communication was often difficult during critical phases of development, particularly around launch preparation and project handover.
The most significant issue was the difficulty obtaining complete project handover materials, including repository access and related assets that were part of the agreed deliverables.
Future clients should ensure that milestones, source code ownership, repository access, acceptance criteria, delivery dates, and handover requirements are clearly documented from the beginning and tied to measurable deliverables.
Over the course of the project, multiple release dates were missed (4 launch dates missed), including several revised deadlines that were intended to accommodate delays. Despite reducing the scope to help achieve a launch, key deliverables remained incomplete, including major functionality, the web platform, portions of the admin system, and various workflow features.
The project also experienced ongoing performance and stability issues, and many reported bugs remained unresolved. Communication was often difficult during critical phases of development, particularly around launch preparation and project handover.
The most significant issue was the difficulty obtaining complete project handover materials, including repository access and related assets that were part of the agreed deliverables.
Future clients should ensure that milestones, source code ownership, repository access, acceptance criteria, delivery dates, and handover requirements are clearly documented from the beginning and tied to measurable deliverables.
BS
Brian S.
Mar 29, 2026
Golf Betting App Development
Shiv was very easy to deal with, very clear communication also.
MA
McKenzie A.
Feb 18, 2026
FlutterFlow Product Coordinator + UI Builder (Marketplace App)
MA
McKenzie A.
Feb 8, 2026
FlutterFlow Product Coordinator + UI Builder (Marketplace App)
DB
Darran B.
Jan 20, 2026
Video player tabs added to thedjsessions.com
About Shiv Kumar
Mobile App Developer | Android & iOS | AI & LLM Integration Specialist
92%
Job Success
Jaipur, IndiaĀ - 7:59 pm local time
I am a Senior Mobile Architect with over 18 years of experience in designing and delivering high-performance mobile applications. My focus is on helping businesses build scalable Android and iOS solutions that integrate modern technologies like Generative AI to solve real-world operational challenges.
Throughout my career, I have delivered more than 600 projects, ranging from rapid MVPs for startups to complex enterprise systems for established firms. I don't just write code; I act as a technical partner to ensure your product is built with the right architecture, security, and user experience to drive actual business ROI.
Technical Focus & Capabilities:
Mobile Development for iOS & Android
I specialize in cross-platform development using Flutter and React Native, as well as native development with Swift and Kotlin. My expertise covers the entire lifecycle of an app, including specialized workflows for Smartphone optimization, secure User Authentication systems, and personalized User Profile Creation. I am also experienced in refactoring legacy applications to meet modern performance standards.
AI and Machine Learning Implementation
I help businesses stay ahead by integrating Generative AI features into their mobile products. This includes implementing RAG-based architectures with OpenAI, Claude, and Gemini, as well as developing custom AI agents for workflow automation, intelligent search, and image recognition.
Backend and Infrastructure
To support high-traffic mobile apps, I build robust backends using the MERN stack (Node.js) and Python. My approach emphasizes data security and seamless integration with third-party APIs, payment gateways like Razorpay or Stripe, and identity verification systems.
Industry Experience:
I have a proven track record in several high-stakes industries:
Fintech & SaaS: Building secure marketplaces and real-time financial tools.
Legal & Tax-Tech: Developing specialized AI systems for document analysis and automated compliance.
Logistics & Healthcare: Delivering HIPAA-compliant tracking systems and complex booking platforms.
Why Work With Me?
With a 100% Job Success Score and a Top Rated Plus status, I am committed to reliability and transparency. My goal is to reduce your technical debt and build a system that scales as your business grows. I have been recognized in global platforms like Forbes and HackerNoon for my contributions to the tech community, and I bring that same level of expertise to every client project.
If you are looking for a reliable partner to take your mobile product from concept to a successful launch, letās connect.
Steps for completing your project
After purchasing the project, send requirements so Shiv Kumar can start the project.
Delivery time starts when Shiv Kumar receives requirements from you.
Shiv Kumar works on your project following the steps below.
Revisions may occur after the delivery date.
Requirements gathering and finalizing scope
UI / UX Designs