You will get a scalable custom SaaS web application for your business
Project details
You will get a 𝗰𝘂𝘀𝘁𝗼𝗺 𝗦𝗮𝗮𝗦 𝘄𝗲𝗯 𝗮𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻 built around your business goals, users and workflows. I develop responsive, secure and scalable platforms using React, Next.js, Node.js, TypeScript, Python and modern database technologies.
Your application can include user authentication, role-based dashboards, subscription plans, payment gateways, admin panels, API integrations, automated workflows and reporting features. I can work from your existing designs and requirements or help organise the application structure before development begins.
The project includes clean code, responsive design, testing, bug fixes and source-code delivery based on the selected package. You will receive regular progress updates throughout the project, with clear communication at every stage.
Whether you need an MVP, internal business platform, customer portal, marketplace or full SaaS product, I will build a reliable application that is ready for future development and growth.
Your application can include user authentication, role-based dashboards, subscription plans, payment gateways, admin panels, API integrations, automated workflows and reporting features. I can work from your existing designs and requirements or help organise the application structure before development begins.
The project includes clean code, responsive design, testing, bug fixes and source-code delivery based on the selected package. You will receive regular progress updates throughout the project, with clear communication at every stage.
Whether you need an MVP, internal business platform, customer portal, marketplace or full SaaS product, I will build a reliable application that is ready for future development and growth.
Programming Languages
JavaScript, Python, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$450
|
Standard
$850
|
Advanced
$1,450
|
|---|---|---|---|
| Delivery Time | 7 days | 15 days | 28 days |
Number of Revisions | 1 | 2 | 3 |
Number of Pages | 5 | 10 | 15 |
Design Customization | - | ||
Content Upload | - | ||
Responsive Design | |||
Source Code |
Frequently asked questions
16 reviews
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AB
Andreas B.
Jul 20, 2026
ANAPS Full / Phantom-Killer (PK5) System Layer Implementation
Jatinder delivered the agreed work professionally and communicated reliably throughout the project. He handled the earlier phases with care and consistency, and his contributions helped establish the initial foundation of the app. I appreciate the collaboration and wish him all the best for his future projects.
AB
Andreas B.
Jul 10, 2026
Phase 2 (Modulation Layer AM/FM/NBN)
Jatinder delivered excellent work on this project. The last phase required him to step into completely new technical territory — perceptual‑DSP models, phase‑based instability, micro‑timing behavior, and non‑audio‑DSP signal constructs. This was unfamiliar ground, and the learning curve was steep. But he approached it with patience, flexibility, and a strong willingness to understand the concepts deeply.**
What impressed me most was his ability to adapt. He didn’t just “patch” code — he internalized the new principles and translated them into clean, consistent implementations across all five generators. The documentation he produced shows real conceptual understanding, not just mechanical execution. His progress over the past months has been remarkable, and this last phase is clear proof of that.**
I appreciate his reliability, his communication, and his openness to feedback. He has shown that he can learn fast, adjust his approach, and deliver high‑quality results even in unfamiliar technical domains. I’m happy to continue working with him on the next projects.
What impressed me most was his ability to adapt. He didn’t just “patch” code — he internalized the new principles and translated them into clean, consistent implementations across all five generators. The documentation he produced shows real conceptual understanding, not just mechanical execution. His progress over the past months has been remarkable, and this last phase is clear proof of that.**
I appreciate his reliability, his communication, and his openness to feedback. He has shown that he can learn fast, adjust his approach, and deliver high‑quality results even in unfamiliar technical domains. I’m happy to continue working with him on the next projects.
DA
Dave A.
Jun 8, 2026
Updating native wellness app in both IOS and Android
Great experience working with his team! Very responsive to our suggestions. Would work with them again.
AB
Andreas B.
May 13, 2026
Milestone: Phase 1 — Core Engine
Jatinder delivered exactly according to the specification, communicated clearly throughout the process, and implemented the UI and core engine reliably. The collaboration was smooth, professional, and on schedule. I can recommend working with him for well‑defined technical milestones.
AB
Andreas B.
Apr 30, 2026
Small Module: Edge Detection v1 + v2
Jatinder did a great job on this contract. Communication was always clear, fast and reliable, and he delivered exactly what we agreed on. He works structured, asks the right questions, and handles technical details with care. I’m looking forward to continuing our collaboration in the next project.
About Jatinder
Full Stack Developer | HealthTech, SaaS & AI Apps | Android/iOS
100%
Job Success
Mohali, India - 1:30 pm local time
Ten years in software development. More recently, most of my work has been around healthcare, mobile apps, and SaaS products where weak architecture, poor data handling, or rushed decisions become expensive very quickly.
I work with startups, founders, and product teams that need someone who can take ownership of both the technical decisions and the actual development. That may mean building a Flutter app from a Figma design, taking over an unfinished product, improving an existing codebase, or developing a full SaaS platform with mobile, web, backend, and AI features.
A large part of my recent work has been in healthcare and wellness, including medical data platforms, healthcare mobility apps, BLE-connected applications, fitness products, AI voice systems, and patient-facing mobile experiences.
That work has shaped how I approach every project. I pay close attention to user roles, data flow, security, integrations, reliability, and the edge cases that are often missed during early development.
⭐⭐⭐⭐⭐Jatinder delivered the agreed work professionally and communicated reliably throughout the project. He handled the earlier phases with care and consistency, and his contributions helped establish the initial foundation of the app. I appreciate the collaboration and wish him all the best for his future projects.
𝐖𝐡𝐚𝐭 𝐈 𝐰𝐨𝐫𝐤 𝐨𝐧:
𝐅𝐥𝐮𝐭𝐭𝐞𝐫 𝐚𝐧𝐝 𝐌𝐨𝐛𝐢𝐥𝐞 𝐀𝐩𝐩 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭
Flutter apps for Android and iOS
React Native applications
Native Android development using Kotlin and Java
Native iOS development using Swift
Firebase, push notifications, and analytics
In-app purchases and subscriptions
BLE and hardware integrations
App Store and Google Play deployment
Existing app fixes, upgrades, and performance work
𝐇𝐞𝐚𝐥𝐭𝐡𝐜𝐚𝐫𝐞 𝐚𝐧𝐝 𝐇𝐞𝐚𝐥𝐭𝐡𝐓𝐞𝐜𝐡 𝐏𝐫𝐨𝐝𝐮𝐜𝐭𝐬
Medical data management platforms
Patient and practitioner applications
Appointment and booking systems
Fitness and wellness platforms
BLE-connected healthcare apps
AI voice and support systems
Admin dashboards and role-based portals
Real-time communication and monitoring features
𝐒𝐚𝐚𝐒 𝐚𝐧𝐝 𝐖𝐞𝐛 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭
React and Next.js applications
Node.js and Express backends
Laravel, PHP, and Python development
SaaS dashboards and customer portals
Admin panels and reporting systems
Role-based authentication
Subscription and payment workflows
REST APIs, WebSockets, and third-party integrations
AI and Machine Learning: TensorFlow, OpenAI API, Claude API, LangChain, RAG
𝐀𝐈-𝐩𝐨𝐰𝐞𝐫𝐞𝐝 𝐟𝐞𝐚𝐭𝐮𝐫𝐞𝐬
AI chatbots and assistants
AI voice agents
OpenAI and Claude integrations
RAG-based document search
Machine learning features using TensorFlow
AI-generated summaries and recommendations
Workflow automation
AI features added to existing products
𝗧𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝘆 𝗦𝘁𝗮𝗰𝗸:
Mobile: Flutter, Dart, React Native, Kotlin, Java, Swift
Frontend: React, Next.js, JavaScript, TypeScript
Backend: Node.js, Express, Laravel, PHP, Python
Databases: MySQL, PostgreSQL, MongoDB, Firebase
Cloud and tools: AWS, Docker, REST APIs, WebSockets, Git, Figma
𝗛𝗼𝘄 𝗜 𝘄𝗼𝗿𝗸
I ask the questions that expose gaps early, before they become expensive changes later.
I review the product scope, user roles, integrations, technical risks, and current codebase before suggesting the first milestone. During development, I share regular updates and working builds, so progress remains visible without constant follow-up.
My aim is not just to get the product through launch. It is to leave behind a codebase that is stable, understandable, and ready for the next stage of growth.
Send me the current version of your product, whether that is a brief, Figma file, live app, or existing codebase. I’ll review it and tell you where I would start, what needs attention first, and how I would move it forward without overcomplicating the build.
𝗣𝗹𝗲𝗮𝘀𝗲 𝘀𝗲𝗻𝗱 𝗮 𝗺𝗲𝘀𝘀𝗮𝗴𝗲 𝗢𝗥 𝗶𝗻𝘃𝗶𝘁𝗲 𝗺𝗲 𝘁𝗼 𝘆𝗼𝘂𝗿 𝗷𝗼𝗯 𝘀𝗼 𝘄𝗲 𝗰𝗮𝗻 𝘀𝗰𝗵𝗲𝗱𝘂𝗹𝗲 𝗮 𝗭𝗼𝗼𝗺 𝗺𝗲𝗲𝘁𝗶𝗻𝗴.
#Full Stack Developer | HealthTech, SaaS & AI Apps | Android/iOS
#Flutter & Full-Stack Developer | HealthTech, SaaS & AI Apps
Steps for completing your project
After purchasing the project, send requirements so Jatinder can start the project.
Delivery time starts when Jatinder receives requirements from you.
Jatinder works on your project following the steps below.
Revisions may occur after the delivery date.
Requirements and Project Planning
I will review your goals, features, user roles, references, and technical requirements before creating the project scope and development plan.
Wireframes and Interface Planning
I will plan the application structure, user journeys, dashboard layout, page flow, and responsive interface based on your requirements.