Hire the Best Asio Developers

More than 3,000 reviews on G2
Rating is 4.5 out of 5.
4.5/5
of Upwork by G2 peer reviewers
Nazia S.

Lahore, Pakistan

$8/hr
5.0
4 jobs

๐Ÿฅ ๐‡๐„๐€๐‹๐“๐‡๐‚๐€๐‘๐„, ๐“๐„๐‹๐„๐‡๐„๐€๐‹๐“๐‡ & ๐‡๐ˆ๐๐€๐€-๐‚๐Ž๐Œ๐๐‹๐ˆ๐€๐๐“ ๐’๐Ž๐…๐“๐–๐€๐‘๐„ ๐ƒ๐„๐•๐„๐‹๐Ž๐๐Œ๐„๐๐“ Hello! I'm Nazia, a Senior Full-Stack Developer specializing in Healthcare, Telehealth, EHR/EMR Systems, Patient Portals, and HIPAA-compliant SaaS applications. With 7+ years of experience, I help healthcare organizations, startups, clinics, and medical practices build secure, scalable, and production-ready digital health solutions. From telemedicine platforms and patient management systems to AI-powered healthcare applications, I focus on creating software that improves patient care, streamlines operations, and supports business growth. ๐Ÿš€ ๐‡๐„๐€๐‹๐“๐‡๐‚๐€๐‘๐„ ๐’๐Ž๐‹๐”๐“๐ˆ๐Ž๐๐’ ๐ˆ ๐๐”๐ˆ๐‹๐ƒ โ–ช๏ธ Telemedicine & Virtual Care Platforms โ–ช๏ธ EHR / EMR / EPR Systems โ–ช๏ธ Patient Portals โ–ช๏ธ Practice Management Systems โ–ช๏ธ Appointment Scheduling & Booking Systems โ–ช๏ธ ePrescription & Medication Management Solutions โ–ช๏ธ Pharmacy Management Platforms โ–ช๏ธ Remote Patient Monitoring (RPM) Systems โ–ช๏ธ Healthcare SaaS Platforms โ–ช๏ธ AI-Powered Healthcare Applications โ–ช๏ธ Medical Workflow Automation Systems ๐Ÿ’ก ๐‚๐Ž๐‘๐„ ๐„๐—๐๐„๐‘๐“๐ˆ๐’๐„ โœ… Healthcare Software Development โœ… HIPAA-Compliant Application Development โœ… EHR / EMR Integrations โœ… FHIR & Healthcare APIs โœ… Telehealth Platform Development โœ… Patient Management Systems โœ… React.js, Next.js, TypeScript โœ… Node.js, Express.js, REST APIs โœ… React Native & Flutter Mobile Apps โœ… PostgreSQL, MongoDB, MySQL โœ… SaaS Architecture & Multi-Tenant Platforms โœ… Cloud Infrastructure & Secure Authentication โœ… AI Integrations, OpenAI & Healthcare Automation ๐Ÿ› ๏ธ ๐“๐„๐‚๐‡๐๐ˆ๐‚๐€๐‹ ๐’๐“๐€๐‚๐Š Frontend: React.js, Next.js, TypeScript, Redux, Tailwind CSS, Material UI Backend: Node.js, Express.js, REST APIs, Scalable Backend Architecture Mobile: React Native, Flutter Database: PostgreSQL, MongoDB, MySQL Cloud & Infrastructure: AWS, Secure Authentication, Role-Based Access Control, Multi-Tenant Systems AI & Automation: OpenAI, ChatGPT, Intelligent Assistants, Workflow Automation, Data Analysis & AI-Powered Features ๐Ÿ’ผ ๐–๐‡๐˜ ๐‚๐‹๐ˆ๐„๐๐“๐’ ๐–๐Ž๐‘๐Š ๐–๐ˆ๐“๐‡ ๐Œ๐„ โญ Deep understanding of healthcare workflows and compliance requirements โญ Experience building secure and scalable healthcare platforms โญ Strong focus on performance, maintainability, and user experience โญ Clear communication and transparent development process โญ Long-term support and reliable collaboration ๐Ÿ“ฉ Send me a message or invite me to your job, and let's discuss how we can build a secure, scalable, and impactful healthcare solution together.

  • Full-Stack Development
  • Telemedicine
  • Mobile App Development
  • React Native
  • Firebase
  • HIPAA
  • Healthcare
  • Health & Wellness
  • Next.js
  • Node.js
  • Health & Fitness
  • Healthcare Software
  • Software Development
  • Electronic Health Record
  • FHIR
  • Supabase
  • AI App Development
  • Vercel
  • Database Development
  • Front-End Development
Oluwapelumi O.

Ikeja, Nigeria

$5/hr
5.0
66 jobs

Hi, Iโ€™m a No-Code Developer helping startups, founders, and agencies build AI-powered apps, MVPs, and automation systems quickly and cost-effectively. I specialize in turning ideas into fully functional products using tools like Bubble, Glide, Adalo, Softr, Airtable, and AI integrations such as OpenAI and Claude. If youโ€™re looking to launch fast, validate an idea, or automate your business without the cost of traditional development, youโ€™re in the right place. I donโ€™t just build apps, I design systems that solve real business problems. ๐Ÿ’ก What I Can Help You With โ€ข Build scalable web & mobile apps using Bubble, Adalo, Glide, and Softr โ€ข Create powerful backends and databases with Airtable โ€ข Integrate AI (ChatGPT, OpenAI, Claude) into your app or workflow โ€ข Automate operations using Zapier, Make, and n8n โ€ข Develop MVPs for fast validation and iteration โ€ข Build CRMs, dashboards, and internal tools โ€ข Streamline workflows to save time and reduce manual work โšก Why Clients Work With Me - I focus on speed, clarity, and results. - From wireframe to launch, I combine: - Smart automation strategy - Clean, user-friendly design - Scalable system architecture So you get a product that not only works but grows with your business. ๐Ÿš€ Call to Action Have an idea or need to improve an existing system? Letโ€™s talk. Iโ€™ll help you turn it into a working product faster than you expect.

  • Adalo
  • Airtable
  • PHP
  • JavaScript
  • HTML5
  • Web Design
  • Web Development
  • React
  • Supabase
  • LLM Prompt Engineering
  • iOS Development
  • Android App Development
  • AI Builder
  • In-App Purchases
  • Figma
  • Web Hosting
  • CSS
  • API Integration
  • Payment Gateway Integration
  • iOS
Adeleye I.

Akure, Nigeria

$5/hr
4.7
16 jobs

Whether you need a mobile app web app CRM ERP or workflow automation I can help build a simple and reliable system for your business I focus on creating apps that are easy to use clean and built around your business needs No unnecessary complications just apps that work and help your business grow ๐Ÿ—‚๏ธ What I Can Build For You โœ… Glide and AppSheet Apps Business apps for managing operations CRM inventory and teams โœ… Mobile and Web Apps Apps built with FlutterFlow Bubble and Adalo ready for iOS Android and web โœ… Automation and Workflows Automate tasks using Google Apps Script Zapier and Make โœ… AI Features and Integrations Chatbots document processing and smart automation using OpenAI and Gemini ๐Ÿ—‚๏ธ My Services ๐Ÿ—‚๏ธ AI and Automation โœ… OpenAI API Integration โœ… OpenAI Assistants and Tools โœ… Generative AI Solutions โœ… AI Mobile and Web Apps โœ… FlutterFlow AI Agents โœ… Gemini Integration โœ… AI Chatbots and Automation ๐Ÿ—‚๏ธ FlutterFlow โœ… Mobile and Web App Development โœ… API Integrations โœ… Custom Actions and Functions โœ… Push Notifications OneSignal โœ… Payment Integration Stripe RevenueCat โœ… Firebase and Supabase Integration โœ… App Publishing on App Store and Play Store โœ… Bug Fixing and Performance Improvement ๐Ÿ—‚๏ธ Bubble โœ… Web App Development โœ… CRM ERP and SaaS Apps โœ… API and Third Party Integrations โœ… Database and Workflow Setup โœ… AI Features and Automation โœ… Performance Optimization ๐Ÿ—‚๏ธ Glide and AppSheet โœ… Business App Development โœ… Google Sheets Integration โœ… Dashboards and Reports โœ… Workflow Automation โœ… Role Based Access โœ… Notifications ๐Ÿ—‚๏ธ Adalo and Airtable โœ… App Design and Development โœ… Database Setup โœ… Payment Integration โœ… Airtable Automation โœ… API Integrations ๐Ÿ—‚๏ธ Tools and Platforms Glide โ€ข AppSheet โ€ข FlutterFlow โ€ข Bubble โ€ข Adalo โ€ข Airtable Google Apps Script โ€ข Zapier โ€ข Make โ€ข Notion OpenAI โ€ข Gemini ๐Ÿ—‚๏ธ Why Clients Like Working With Me โœ… Clear communication and easy collaboration โœ… Fast delivery with regular updates โœ… Simple process without technical confusion โœ… Focus on stable scalable and reliable apps ๐Ÿ—‚๏ธ Projects I Have Built โœ… Inventory tracking apps with user roles โœ… Business dashboards with live data โœ… Automated invoicing and reporting systems โœ… Booking and task management apps โœ… AI tools for processing documents and data ๐Ÿ—‚๏ธ Let us work together Send me a message and let us discuss your project.

  • Mobile App Development
  • Android App Development
  • iOS Development
  • iOS
  • Bubble.io
  • FlutterFlow
  • User Authentication
  • Airtable
  • App Development
  • Adalo
  • AppSheet
  • Figma
  • Firebase
  • Supabase
  • App Design
  • Mobile App Bug Fix
  • No-Code Development
  • Back-End Development
  • API Integration
  • Payment Integration Framework
Rakesh T.

Ahmedabad, India

$22/hr
4.8
92 jobs

Upwork Stats: 10,000+ hours booked, generating nearly $200,000 in revenue, with a 100% completion ratio and many satisfied customers worldwide. Transform your business with robust, scalable solutions across .NET, Azure, MERN, MEAN, and mobile platforms. Is your team seeking to: - Modernize legacy apps and migrate to cloud-native architectures? - Rapidly launch secure React, Angular, or cross-platform mobile projects? - Integrate complex APIs and automate business workflows? Why clients hire me: 1. Built 15+ enterprise applications for finance, healthcare, real estate, and SaaS using React, Angular, .NET Core, Azure, and Express. 2. Migrated legacy Microsoft stack projects to cutting-edge MEAN/MERN platformsโ€”improving speed and reliability for 20+ clients. 3. Led multi-disciplinary teams to deliver cloud-native, mobile-first solutions with full CI/CD automation and Kubernetes deployment. 4. Integrated 30+ REST/SOAP APIs, securing sensitive data and meeting HIPAA/GDPR standards. 5. Delivered award-winning mobile apps across Android/iOS using React Native, Flutter, and .NET MAUI. What I deliver: - End-to-end app developmentโ€”from architecture planning, UI/UX, coding, and cloud deployment to post-launch support. - Technical audits, legacy refactoring, and scalable microservices using latest industry best practices. - Seamless API integrations, automation, and security for critical business processes. Clients say I โ€œbridge the gap between business goals and technologyโ€ - delivering solutions that grow with you. ๐Ÿ“ž Ready to launch your next project? Message now to schedule a free strategy call. Letโ€™s build something amazing together!

  • ASP.NET MVC
  • ASP.NET Core
  • Microservice
  • Azure DevOps
  • Kubernetes
  • Docker
  • Entity Framework
  • ASP.NET Web API
  • Microsoft Azure Administration
  • Microsoft SQL Server
  • Flutter
  • iOS Development
  • Android App Development
  • Kotlin
  • React
Mazhar H.

Faisalabad, Pakistan

$30/hr
5.0
140 jobs

๐Ÿ† ASO (App Store Optimization) ๐Ÿ† Android & iOS Apps and Games ๐Ÿ† Organic Traffic Growth ๐Ÿ† Conversion Rate Optimization ๐Ÿ† Store Listing Localization ๐Ÿ† Monetization Strategies ๐Ÿ† Paywall Optimization (For iOS Apps) ๐Ÿ† Retention Strategies ๐Ÿ†Apple Search Ads Expert ๐Ÿ† Google Ads Expert ๐Ÿ† Meta Ads ๐Ÿ† AppsFlyer ๐Ÿ† WordPress Development Hi there! I am a professional and Certified ASO (App Store Optimization) Mentor, Mobile App Marketer, and WordPress Web Developer. I have 5+ years of Extensive Experience in ASO (App Store Optimization), UA (User Acquisition), Apps/Games Localization (Local ASO), and App Growth Marketing. I can help you to improve your Android and iOS Apps & Games Ranking, Visibility, Organic Traffic, and Installs on the App Stores (Google Play & App Store) through Proven ASO (App Store Optimization) Strategies because I am an experienced person and I know all the ins and outs of ASO (App Store Optimization) for the Apple App Store & Google Play Store. ๐ŸŒŸ I have more than 5 years of Experience with Google's and Apple's Algorithms in the App Stores ๐ŸŒŸ My 100% Working ASO - App Store Optimization Strategies will maximize the โšก Power of your Android and iOS Apps & Games Store Listings on the App Stores (Google Play and App Store) to Outrank your competitors and lead your niche. I will use the 2026 Latest ASO (App Store Optimization) Strategies and Legal ASO Tricks to get your Apps or Games Ranked Better and Higher on the Google Play and App Store. With the help of My Proven ASO (App Store Optimization) and App Marketing Strategies, Many Android & iOS Apps and Games are at the Top of Google Play and Apple App Store Search Results. ๐Ÿ‘‰ I can also promote your Newly Launched or Existing Apps and Games through Apple Search Ads, Google Ads, and Meta Ads App Install Campaigns and Boostโšก their installs in your targeted countries with a focus on Positive ROAS and Low CPA/CPI. ๐ŸŒŸ FEEL FREE TO CONTACT ME TO GET MY SERVICES ๐ŸŒŸ ๐Ÿ‘‰ FOR ASO ๐Ÿš€ APP STORE OPTIMIZATION AND MOBILE APP MARKETING SERVICES, CONTACT ME IF: โœ… You want a Highly Performing ASO (App Store Optimization) for your Newly Launched or Existing Android & iOS Apps and Games. โœ… You want to improve your Android and iOS Apps & Games Ranking, Visibility, Organic Traffic, and Installs on the App Stores (Google Play & App Store) through ASO (App Store Optimization). โœ… You are looking for an ASO (App Store Optimization) Expert who can create 100% working ASO Optimized Metadata (Title, Subtitle, Keywords Field (Keywords) For iOS, Short Description (For Android), and Powerful Long Description) for your Apps and Games. โœ… You want to improve the Conversion Rate (CVR) and Retention Rate of your Android or iOS Apps and Games. โœ… You want to increase your Android or iOS Apps and Games Real 5 โญโญโญโญโญ Ratings and +Ve Reviews Faster โšก. โœ… You want to improve your Apps and Games Monetization Strategy and KPIs to Generate More Revenue ๐Ÿ’ฐ. โœ… You want Store Listing Localization ๐ŸŒ (Local ASO) for your Android & iOS Apps and Games to Reach Global Audiences. โœ… You want In-depth Mobile App Market Research and Comprehensive Competitor Analysis for your Apps and Games. โœ… You want a Full ASO Audit and Apps/Games Audit to Identify Growth Opportunities. โœ… You want Post-Install Funnel Optimization including Onboarding, Signup Flow, and Paywall Optimization to Improve Retention and Convert Installs into Paying Customers. โœ… You need an ASO Manager for Google Play Console or App Store Connect Analysis and Management. โœ… You want toโšกBoost your Apps and Games Installs via Apple Search Ads (ASA), Meta Ads, or Google Ads App Install Campaigns. My Results are Magnificent, with a more than 75% increase in downloads in One single language. I can also Localize your Apps and Games and their Store Listings in 40+ languages which include Arabic, Turkish, French, Spanish, German, Italian, Russian, Portuguese, Thai, Chinese, Japanese, Swedish, Dutch, Polish, and so on. I also help my clients with their store listing visuals (Icon and Screenshots) localization process. ๐ŸŒŸI have worked with some of the Top-Grossing apps in the USA, Canada, France, Switzerland, and China. ๐ŸŒŸ ๐Ÿ›  During ASO - App Store Optimization process. I use the Following Groundbreaking ASO Tools. ๐Ÿ”นApp Annie ๐Ÿ”นApp Follow ๐Ÿ”นApp Tweak ๐Ÿ”นSensor Tower ๐Ÿ”นApp Figures ๐Ÿ‘‰๐Ÿฅ‡What My Clients Say About Working With Me:๐Ÿฅ‡ โญโญโญโญโญ "Outstanding experience! Mazhar's expertise in App Store Optimization and advertising significantly boosted our app's visibility and downloads. Highly recommend for his efficiency, professionalism, and results." โญโญโญโญโญ "To work with Mazhar Hussain for the ASO project was the best choice. I didn't expect so much experience and so many solutions. He has done the job earlier than agreed with very good communication. 100% for our apps he is the best choice for ASO work. Thanks, Mazhar Hussain!" ๐ŸŽฏ WORK WITH US AND WE WILL HELP YOU TO TAKE YOUR ANDROID & iOS APPS AND GAMES TO THE NEXT LEVEL!

  • App Store Optimization
  • Copywriting
  • iOS
  • Android
  • SEO Keyword Research
  • Organic Traffic Growth
  • App Store
  • Google Play
  • Mobile App Strategy
  • Apple Search Ads
  • Google Ads
  • WordPress Development
  • Growth Hacking
  • App Store Description
  • App Marketplace
Syed Askar G.

Lahore, Pakistan

$25/hr
5.0
14 jobs

"A highly skilled and dependable full-stack engineer with a rare combination of technical expertise and deep healthcare domain knowledge." โ€” Dean, US client (Mental Health Practitioner) I engineer HIPAA-compliant healthcare platforms โ€” telehealth, EHR/EMR-integrated workflows, e-prescribing, and AI-driven clinical systems โ€” built to run reliably in production, not just demo well. 4+ years, US providers and digital-health startups. Selected work Insted โ€” full home-healthcare platform (scheduling, clinical docs, billing) on .NET / Angular / Azure, 3 years in production. RAG email automation โ€” AI drafting over a clinical inbox with hierarchical, category-guided retrieval (Vertex AI embeddings + pgvector) and automated PHI redaction via Cloud DLP. FHIR R4 patient-matching for clinical trials โ€” automated eligibility against live EHR data. Athenahealth โ†” Google Calendar bidirectional appointment sync with conflict handling. Integrations & interoperability EHR/EMR (Athenahealth, Epic, NextGen, Greenway, eClinicalWorks, Healthie, OpenEMR) ยท e-prescribing (Surescripts, DoseSpot, RTPB) ยท clearinghouse & payer (Availity, Aetna, eligibility + prior-auth) ยท labs (Labcorp, Quest) ยท standards (HL7 v2/v3, FHIR R4, ICD-10/CPT). Stack .NET Core / C#, FastAPI, Node.js ยท Angular, React ยท SQL Server, MongoDB, pgvector ยท Azure (App Services, Service Bus, CI/CD), Docker ยท OAuth2 / OpenID Connect, immutable audit logging. How I work I own design through delivery personally โ€” no outsourcing, no handoffs. I architect for the part most teams underestimate: operational reliability, scale, and compliance you can actually run day to day. HIPAA and OWASP-advanced certified. Industries Served Dental Mental Health PCPs Administration Building or scaling a healthcare platform or SAAS โ€” EHR integration, e-prescribing, insurance workflows, or HIPAA compliance? Let's talk.

  • Web Development
  • JavaScript
  • Angular
  • Database
  • Front-End Development
  • Back-End Development
  • Generative AI
  • .NET Core
  • HIPAA
  • EMR Data Entry
  • Athena Software Penelope
  • React
  • Node.js
  • PostgreSQL
  • MongoDB

How it works

Post a job for free Post a job

Tell us what you need. Create your own job post or generate one with AI then filter talent matches.

Hire top talent fast

Consult, interview, and hire quickly, so you can meet the freelancers you're excited about.

Collaborate easily

Use Upwork to chat or video call, share files, and track project progress right from the app.

Payment simplified

Manage payments in one place with flexible billing options. Only pay for approved work, hourly or by milestone.

Don't just take our word for it

How do I hire a Asio Developer on Upwork?

You can hire a Asio Developer on Upwork in four simple steps:

  • Create a job post tailored to your Asio Developer project scope. Weโ€™ll walk you through the process step by step.
  • Browse top Asio Developer talent on Upwork and invite them to your project.
  • Once the proposals start flowing in, create a shortlist of top Asio Developer profiles and interview.
  • Hire the right Asio Developer for your project from Upwork, the worldโ€™s largest work marketplace.

At Upwork, we believe talent staffing should be easy.

How much does it cost to hire a Asio Developer?

Rates charged by Asio Developers on Upwork can vary with a number of factors including experience, location, and market conditions. See hourly rates for in-demand skills on Upwork.

Why hire a Asio Developer on Upwork?

As the worldโ€™s work marketplace, we connect highly-skilled freelance Asio Developers and businesses and help them build trusted, long-term relationships so they can achieve more together. Let us help you build the dream Asio Developer team you need to succeed.

Can I hire a Asio Developer within 24 hours on Upwork?

Depending on availability and the quality of your job post, itโ€™s entirely possible to sign up for Upwork and receive Asio Developer proposals within 24 hours of posting a job description.