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$80/hr
60%
Job Success
$700K+ earned
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Healthcare organizations hire me when they need secure, scalable software systems that connect clinical, operational, and financial workflows.
I specialize in building healthcare platforms, EHR/EMR integrations, and enterprise applications that improve efficiency, automate processes, and create reliable data exchange across systems.
HEALTHCARE EXPERTISE:
✔ EHR / EMR Integrations
✔ Healthcare Interoperability (HL7, FHIR, CCD/C-CDA)
✔ HIPAA-Compliant Software Development
✔ Patient Intake & Onboarding Systems
✔ Scheduling & Appointment Management
✔ Revenue Cycle Management (RCM)
✔ Eligibility Verification & Insurance Workflows
✔ Claims Processing & Billing Integrations
✔ Telehealth & Patient Engagement Platforms
✔ Healthcare Analytics & Reporting
✔ AI-Powered Healthcare Automation
HEALTHCARE PLATFORMS & SYSTEMS:
• Epic
• Cerner
• Athenahealth
• Brightree
• Netsmart
• eClinicalWorks
• AdvancedMD
• Kareo
• Salesforce Health Cloud
• Custom EHR/EMR Platforms
WHAT I HELP CLIENTS BUILD:
• Patient Intake & Order Management Platforms
• EHR/EMR Integration Solutions
• Healthcare CRM & Scheduling Integrations
• Revenue Cycle Management Systems
• Healthcare Data & Reporting Platforms
• Patient Communication & Engagement Tools
• Internal Healthcare Operations Platforms
• AI Assistants & Workflow Automation Solutions
TECHNOLOGIES:
Backend:
• .NET Core
• Node.js
• Python
• FastAPI
Frontend:
• React
• Next.js
• React Native
Databases:
• PostgreSQL
• SQL Server
• MySQL
• MongoDB
Cloud & Infrastructure:
• Microsoft Azure
• AWS
• Docker
• Kubernetes
Integration Technologies:
• REST APIs
• GraphQL
• Webhooks
• Twilio
• Mirth Connect
MY APPROACH:
I focus on understanding the business and operational side of healthcare before writing code. Whether you're integrating an EHR, modernizing a legacy platform, automating workflows, or building a new healthcare product from scratch, I design solutions that are secure, maintainable, and built for long-term growth.
If you're looking for a healthcare technology partner who understands both software engineering and healthcare operations, let's discuss your project.
Sam A.
has worked
.
Associated with
Reportech
$30K+
earned
$135/hr
100%
Job Success
Available now
Offers consultations
Start of list.
End of list.
Pell Software is a 100% US-based software development specialist based in Denver, Colorado focused on partnership and reliable, long-term support.
About Us:
• 100% US-based
— Full-time staff, never outsourced
• Prebuilt software templates
— Save time & money
• 70+ Perfect 5-Star Reviews!
— Service-oriented approach
• Long-term Partnership Focused
— Collaborate directly with software engineers
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What We Do:
• API Integrations
• Custom web programming
• AI Development, AI-First Software Development
• HIPAA compliant software & integrations
• Web portals
• Work management systems
• Business portals & utilities
• Middleware systems
• eCommerce solutions
• PWAs & desktop apps
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Our Tech Stacks:
• Microsoft: .NET Core, C#, VB, WebForms, MVC, Razor Pages, Blazor, Azure, MSSQL, Visual Studio, TypeScript
• LAMP/WAMP: PHP, MySQL, Linux, Apache
• Frontend: Vue, Angular, React, Boostrap
• Ruby: Rails, Postgres
• Other: git, Jira, Confluence, HTML, Javascript, jQuery, Claude Code, AI Software Development
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Platforms & APIs:
Authorize.NET, SagePay, MINDBODY Online, Brantree, PayPal, Amazon Pay, Fedex, UPS, FreightQuote, QuickBooks Online, QuickBooks Enterprise, Sage 100, Sage 300, Sage Cloud, Sage Intacct, Acumatica, ClubOS, Active Campaign, SharpSpring, Facebook, Google, FirstData, Counterpoint, Moneris Payments, Braintree, PaceJet, TaxJar, Avalara, Amazon, Facebook, Google, QuickBooks Online, MINDBODY Online, Active Campaign, SharpSpring, QuickBooks Commerce, Counterpoint, UPS, FedEx.
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Pell Software, LLC
*Check out our reviews online!*
Martin P.
has worked
.
$200/hr
100%
Job Success
$600K+ earned
Available now
Start of list.
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I help startup founders and established businesses launch high-quality iOS, Android, Web, and cross-platform apps fast.
As a senior mobile developer, I’ve shipped dozens of apps using SwiftUI, React Native, React Web, Kotlin, Unity, Firebase, AWS, and Azure, including an AR app for NASA’s Visitor Center at Goddard.
Whether you’re building an MVP, adding features, or integrating with cloud services, I bring solo execution and clean delivery. No bloated teams. No hand-holding required.
Recent and notable work:
• NASA: Unity-based AR app for iOS and Android
• iOS startups: Social and animation-sharing apps
• AI integrations: OpenAI, Hugging Face, RAG, and API workflows
• React Web apps with backend integrations
• AR/VR product visualization tools
• Firebase Functions and Azure cloud apps
• Published apps on App Store and Google Play
Clients hire me for:
• Full app builds from scratch
• Debugging and scaling existing codebases
• Fast turnaround on scoped deliverables
U.S.-based | Rutgers CS graduate (4.0 GPA) | Available for hourly or fixed-scope work
Bill V.
has worked
.
$50/hr
100%
Job Success
$300K+ earned
Available now
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I am a Los Angeles-based Professional with 17+ years of work experience where I took roles of Full Stack Developer, Project Manager, Solutions Architect, Team Lead, DevOps Engineer, Project Consultant, Cloud Consultant, Cloud Architect, etc.
I have a rich portfolio of Web and Mobile Apps(both iOS and Android).
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I have led Projects for well-known companies like Sony Pictures, Paramount Pictures, 20th Century Fox, Prince Cruise Line(PCL), Masimo, and Creative Artist Agency.
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As a Full Stack Developer/Team Lead/Project Manager/Solutions Architect
I have extensive experience with a Web application, Mobile Applications, Desktop Application Development, UI/UX Design, Tech Support, Cloud Architect, and Consulting Projects involving technologies like Wordpress, PHP, Java, Python, C#, Javascript, React, Angular, Node.js, Express.js, Shopify, Swift, Objective-C, React Native, AWS, GCP, Microsoft Azure, etc.
- Build and develop the project team to ensure maximum performance, providing purpose, direction, and motivation.
- Lead projects from requirements definition through deployment, identifying schedules, scopes, budget estimations, and project implementation plans, including risk mitigation.
- To coordinate internal and external resources, ensuring projects remain within scope, schedule, and defined budgets, in collaboration with project staff from various functional departments.
- Analyze project progress and, when necessary, adapt scope, timelines, and costs to ensure that the project team adheres to project requirements.
- Establish and maintain relationships with appropriate client stakeholders, providing day-to-day contact on project status and changes
As DevOps/Cloud Engineer
I have extensive experience in designing, implementing, and maintaining complex Cloud-based infrastructure with a focus on security, scalability, and high availability.
AWS Services:
Deployment Automation: Proficient in automating deployment processes using AWS CloudFormation, Terraform, and Ansible to reduce errors and improve speed.
Continuous Integration and Delivery: Skilled in setting up CI/CD pipelines using AWS CodePipeline, AWS CodeBuild, and Jenkins for automated build, test, and deployment processes.
Monitoring and Alerting: Capable of setting up monitoring systems using AWS CloudWatch, Prometheus, and Grafana to identify performance issues proactively.
Security and Compliance: Knowledgeable in implementing security best practices and automated compliance checks using AWS Config and AWS Security Hub.
Cost Optimization: Experienced in optimizing AWS spending using tools like AWS Cost Explorer, AWS Budgets, reserved instances, spot instances, and auto-scaling.
Microsoft Azure Services:
DevOps Strategies: Proficient in designing and implementing effective DevOps strategies using Microsoft Azure for continuous integration, delivery, and deployment.
Infrastructure Provisioning and Configuration: Experienced in provisioning and configuring Azure infrastructure using tools like Azure Resource Manager (ARM) templates and Terraform.
Continuous Integration and Continuous Deployment (CI/CD): Skilled in establishing CI/CD pipelines using Azure DevOps for automated build, test, and deployment processes.
Automation and Orchestration: Capable of automating tasks and processes using PowerShell, Azure CLI, Azure Automation, and Azure Logic Apps to streamline operations.
GCP Services:
Deployment Automation: Proficient in automating deployment processes using tools like Google Cloud Deployment Manager and Terraform to ensure consistency and reliability.
Continuous Integration and Delivery: Skilled in setting up CI/CD pipelines using Cloud Build and Jenkins on GCP for automated testing, building, and deployment of applications.
Monitoring and Alerting: Capable of implementing monitoring and alerting systems using Stackdriver Monitoring and Stackdriver Logging to identify and resolve issues promptly.
Security and Compliance: Knowledgeable in implementing security controls and compliance standards using GCP Identity and Access Management (IAM) and Security Command Center.
Cost Optimization: Experienced in optimizing costs on GCP using tools like Cost Explorer and Budgets, as well as utilizing features like sustained use discounts and preemptible VMs to minimize expenses.
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Jenis S.
has worked
.
Associated with
Ordex Technology Solution Inc
United States
$75/hr
100%
Job Success
$1M+ earned
Available now
Offers consultations
Start of list.
End of list.
I’m Blake, a dedicated C# .NET developer with a strong focus on building scalable, high-performance applications. With over a decade of experience, I specialize in ASP.NET/Core backend development, complemented by Angular and React front-end solutions. My background also includes SQL databases such as MSSQL, MySQL, and PostgreSQL, along with DevOps practices across Azure and AWS.
I also help businesses leverage modern AI tools and APIs to move faster and operate smarter. This includes integrating GPT, Claude, and other AI models into real-world workflows for automation, document parsing, data extraction, web automation, internal tools, and customer-facing features. Whether the goal is reducing manual work, improving operational efficiency, or accelerating development delivery, I focus on practical AI solutions that create measurable business value.
Throughout my career, I’ve worked with clients ranging from startups to Fortune 500 companies, helping them achieve their goals through reliable, well-built technology solutions. I led a software development agency for five years, managed a team of 20 developers, and delivered over 50 successful projects. I now work independently as an individual contributor.
I’m passionate about creating robust, production-ready applications and using the right tools, including AI, to help clients build faster and smarter. Let’s work together to turn your vision into reality.
Blake C.
has worked
.
Associated with
Modsi - Analyze, Predict, Automate
$1M+
earned
$30/hr
98%
Job Success
$40K+ earned
Available now
Start of list.
End of list.
With 17+ years of experience in full cycle Software Development, I help businesses streamline operations, automate workflows, and scale efficiently using ERP and CRM platforms like Salesforce, Odoo, Zoho, and customized ERP/CRM. I’m part of a long-standing, top-performing software development team on Upwork with ~20 years of experience, delivering high-quality solutions to clients across industries worldwide.
🚀 Types of Projects I’ve Worked On
⚙️ ERP Implementations & Business Systems
✔Full-scale ERP implementation using Odoo for
✔Manufacturing (MRP, subcontracting, inventory)
✔Trading & distribution (multi-warehouse, procurement)
✔Custom modules for workflow automation and reporting
✔End-to-end business process digitization
📈 CRM Implementations & Sales Automation
✔Complete CRM setup using Salesforce, Zoho CRM, and HubSpot
✔Lead management systems (capture → nurture → conversion)
✔Pipeline optimization and sales performance tracking
🤖 Marketing Automation & Funnels
✔Funnel and automation setup using GoHighLevel
✔Email/SMS automation workflows
✔Campaign tracking and optimization
🔗 Integrations & System Connectivity
✔ERP + CRM + eCommerce integrations
✔Payment gateway and third-party API integrations
✔Data synchronization across platforms
📊 Dashboards & Reporting Systems
✔Real-time business dashboards (sales, operations, finance)
✔Custom KPI tracking systems
✔Data-driven decision support tools
💡 Business Impact Delivered
✔Automated repetitive workflows, reducing manual effort significantly
✔Improved sales visibility and conversion rates through structured CRM systems
✔Enabled scalable operations with integrated ERP solutions
✔Delivered systems used by teams across multiple locations
🧠 My Approach: I focus on understanding your business first then designing systems that actually work in real life.
✔Requirement analysis & process mapping
✔Clean, scalable system design
✔Clear communication & regular updates
✔Long-term support and optimization
🛠️ Platforms & Tools
ERP: Odoo
CRM: Salesforce, Zoho CRM, HubSpot
Automation: GoHighLevel
Integrations: REST APIs, Webhooks, Zapier, custom middleware
🎯 Ideal Clients
✔Growing businesses needing structured systems
✔Startups setting up CRM/ERP from scratch
✔Companies looking to automate operations and scale efficiently
🤝 Why Work With Me
✔ Strong understanding of both business and technology
✔ Proven experience across multiple CRM/ERP platforms
✔ Focus on practical, scalable solutions (not overengineering)
✔ Reliable communication and on-time delivery
If you’re looking to implement or optimize your ERP/CRM system, let’s connect and build a solution that truly supports your business growth.
Associated with
Flexsin Inc. - Top Rated+ Agency
$10M+
earned
$150/hr
100%
Job Success
$400K+ earned
Offers consultations
Start of list.
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Upwork Expert-Vetted Talent (Top 1%)
Microsoft Certified AI Engineer (Certification number: DEB32A-P5EE8C)
Fullstack Developer | Software Engineer | Solutions Architect | AI Engineer | UI/UX Designer
Tech Stacks
Languages & Frameworks:
C / C++ / C# / .NET / Unity / Java / JavaScript / TypeScript / Python / Rust / PHP / VB
Razor Pages / CSS3 / Maven / Spring / Angular 2+ / React.js / Redux / jQuery / HTML5 / JSX / XAML / XML/XSLT / ASP.NET MVC / ASP.NET Core / .NET Framework / DevExpress UI / Spring Framework / Spring Boot / Spring Cloud / JavaFX / QT / QML
Databases:
MySQL / PostgreSQL / MSSQL / NoSQL / MongoDB / Azure Cosmos DB / Redis / Firebase Realtime Database
DevOps & Containerization:
Docker / Kubernetes / Azure DevOps
AI & Machine Learning:
Machine Learning / Deep Learning / TensorFlow / PyTorch / MATLAB / Azure Cognitive Services / Azure OpenAI Services / Azure AI Video Indexer / Azure AI Prompt Flow / Google Assistant SDK
Blockchain Development:
Ethereum / Binance Smart Chain / Solana / Stellar / Smart Contract Development / IoT Blockchain Technologies
Additional Tools & Platforms:
QuickBooks Online (Intuit) App Development / Shopify App Development
Full Stack Development Services
App Development:
Mobile, Web, and Desktop Applications, Macros & Scripts
Blockchain Development:
Smart Contract Development and Blockchain Integration for Ethereum, Binance Smart Chain, Solana, and Stellar
Algorithmic Trading:
Algo Trading Platforms for Stocks and Cryptocurrency
Dashboards & Analytics:
Custom Dashboards, Metrics, and Business Intelligence Solutions
Custom CRM & ERP Systems:
Design, Development, and Integration of Customized CRM and ERP Solutions
Database Management:
Database Design, Optimization, Maintenance, and Integration for MySQL, PostgreSQL, MSSQL, NoSQL, MongoDB, and other leading database systems
Software Integrations:
Third-Party Software Integration and IT Security Implementations
AI & Cognitive Services:
Development of Machine Learning, Deep Learning, and Cognitive AI Solutions using Azure AI Stacks (Cognitive Services, OpenAI, Prompt Flow, Video Indexer) and Google AI SDK
Jude L.
has worked
.
$100/hr
89%
Job Success
$70K+ earned
Available now
Start of list.
End of list.
🇺🇸 USA BASED
👨🏽💻 I build high quality full stack apps, AI powered platforms, mobile apps, automations, and custom integrations. I have delivered 100+ production builds across SaaS, mobile, healthcare, marketing tech, internal tools, and AI driven workflows. My background covers everything from scalable backend systems to clean, modern frontend design.
I work fast, communicate clearly, and handle complex technical problems without drama. Clients come to me when they want something built the right way, whether it is a full product, an MVP, or a deep integration between tools.
I build with React, Next.js, Node.js, Python, Go, Swift, Firebase, Postgres, AWS, GCP, Kubernetes, Terraform, and most modern stacks. I am comfortable with AI workflows, LLM integrations, vector databases, OCR, real time data pipelines, mobile apps in Swift and React Native, and full cloud deployments. If it needs to scale or connect to an API, I can build it.
💡 What you get working with me:
• Clean, production ready builds
• Fast turnaround and easy communication
• Ability to take vague ideas and turn them into real products
• Deep experience across frontend, backend, cloud, and AI
• Reliable delivery without missed deadlines
If you need an expert who can design, build, and ship high quality software with no hand holding, let’s talk!
Zain J.
has worked
.
$35/hr
100%
Job Success
$500K+ earned
Available now
Start of list.
End of list.
Hi, I’m Asim Zaidi, a Senior Full Stack Developer with 20+ years of experience building scalable web applications, SaaS platforms, AI-powered systems, and enterprise software.
I’ve worked with startups and Fortune 500 companies, including teams associated with Silicon Valley, Disney, and Zulily, designing and developing software used by thousands of users. I specialize in delivering reliable, scalable solutions that help businesses launch products, automate processes, and modernize their technology platforms.
Core Expertise
• Full Stack Web Development
• AI Integration & SaaS Platforms
• Odoo ERP Development & Customization
• Enterprise Web Applications
• Startup MVP Development
• API Development & System Integration
• E-commerce Platforms
• Mobile App Development (iOS & Android)
Technologies I Work With
Backend Development
Python, PHP, Node.js, Laravel, Django, REST APIs
Frontend Development
React, Angular, Vue.js, JavaScript, TypeScript, HTML5, CSS3
ERP Development
Odoo Development, Odoo Customization, Business Automation
Databases
MySQL, PostgreSQL, MongoDB, Redis, Elasticsearch
Cloud & Infrastructure
AWS, Docker, DevOps
Clients hire me because I provide:
• Strong technical leadership and system architecture
• Clean, scalable code
• Clear communication and reliable delivery
• Solutions focused on real business results
I also provide staff augmentation and dedicated development teams for companies that need to scale engineering capacity.
If you’re looking for a Senior Full Stack Developer, Odoo developer, SaaS engineer, or AI developer, I’d be happy to discuss your project.
Asim Z.
has worked
.
Associated with
WADIC
$300K+
earned
United States
$35/hr
100%
Job Success
Start of list.
End of list.
I have significant experience in software development and UI/UX, where I managed to:
✅ Develop desktop and mobile applications, targeting Windows, Mac, iOS, and Android.
✅ Design prototypes for mobile applications and websites.
✅ Working with RDBMS like MS Sql Server, Mysql, Sqlite, Firebird, Postgres، Access.
✅ Dealing with Web technologies and services using REST, XML, JSON, and WEB protocols, including TCP, UDP, HTTP, FTP, SMTP.
Check out my portfolio for my past work and further information.
Let's get the job done 💪
Abdelkrim B.
has worked
.