You will get Node.js Development, Real-Time Apps, API Development, Back-End Development
Rising Talent
Project details
Build a backend that can keep up with modern product demands: instant updates, high traffic, smooth integrations, and scalable architecture. devabit Node.js Development services are designed for SaaS platforms, marketplaces, dashboards, live communication tools, booking systems, fintech products, internal platforms, and any solution where speed and real-time performance matter. Using Node.js, Express, NestJS, WebSockets, MongoDB, PostgreSQL, and Docker, we create backend systems that are lightweight, responsive, and ready to grow. Our team develops REST and GraphQL APIs, real-time features, microservices, database architecture, third-party integrations, admin functionality, and deployment-ready backend infrastructure. This service is a strong fit for products that need live notifications, chat, collaborative features, streaming updates, real-time analytics, payment flows, or event-driven logic.
Starting from $40/hour.
Tech Stack: Node.js, NestJS, Express, WebSockets, MongoDB, PostgreSQL, Docker
Tags: #NodeJS #NestJS #BackendDevelopment #RealtimeApps #WebSockets #APIDevelopment #ScalableArchitecture
Starting from $40/hour.
Tech Stack: Node.js, NestJS, Express, WebSockets, MongoDB, PostgreSQL, Docker
Tags: #NodeJS #NestJS #BackendDevelopment #RealtimeApps #WebSockets #APIDevelopment #ScalableArchitecture
Programming Languages
JavaScript, TypeScriptCoding Expertise
Performance Optimization, SecurityWhat's included
| Service Tiers |
Starter
$1,000
|
Standard
$3,000
|
Advanced
$6,000
|
|---|---|---|---|
| Delivery Time | 14 days | 30 days | 60 days |
Number of Revisions | 1 | 2 | 3 |
Design Customization | - | - | - |
Content Upload | - | - | - |
Responsive Design | - | - | - |
Source Code |
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ID
Ivans D.
Jul 17, 2026
Full-Stack Developer Needed for HIPAA-Compliant Healthcare SaaS Improvements
Oleh jumped into our HIPAA-compliant healthcare SaaS and improved our AI integration, fixed backend bugs, and optimized the Python/FastAPI workflows. He understood the compliance requirements without needing explanations and delivered clean, audit-ready code. Fast, reliable, and easy to work with.
NN
Natallia N.
Jul 6, 2026
Full-Stack Developer Needed for AI-Powered SaaS Platform Improvements
Oleh jumped in and got the work done fast. He cleaned up our Python backend, fixed AI integration bugs, improved the RAG pipeline, and tightened dashboard permissions. Everything was documented and delivered on time. Good Python developer, easy to work with. Would hire again.
About Oleh
Full Stack Developer AI | SaaS Developer | Python Full Stack Developer
100%
Job Success
Lviv, Ukraine - 10:18 am local time
📌 𝗗𝗲𝗹𝗶𝘃𝗲𝗿𝗲𝗱 𝘀𝘂𝗰𝗰𝗲𝘀𝘀𝗳𝘂𝗹 𝗽𝗿𝗼𝗷𝗲𝗰𝘁𝘀 𝗳𝗼𝗿 𝗖𝗔𝗥𝗟𝗦𝗕𝗘𝗥𝗚, 𝗔𝗦𝗨𝗦, 𝗡𝗜𝗘𝗟𝗦𝗘𝗡𝗜𝗤, 𝗩𝗜𝗥𝗚𝗜𝗡, 𝗩𝗢𝗟𝗩𝗢, 𝗩𝗪 𝗚𝗥𝗢𝗨𝗣, 𝗖𝗔𝗦𝗜𝗢, 𝗧𝗘𝗧𝗥𝗔 𝗣𝗔𝗞 𝗮𝗻𝗱 𝗦𝗖𝗔𝗡𝗜𝗔. My clients launch production-grade Python SaaS MVPs in weeks, not months, and 𝘀𝗰𝗮𝗹𝗲 𝘁𝗼 𝟴𝟬𝟬+ 𝗱𝗮𝗶𝗹𝘆 𝘂𝘀𝗲𝗿𝘀. Glad to build yours next!
𝗖𝗟𝗜𝗖𝗞 𝗠𝗘𝗦𝗦𝗔𝗚𝗘 to get a detailed Python SaaS MVP project review 📩
📍 Client-oriented Python SaaS MVP Developer (Python Django, Python FastAPI, Python Flask, Python SaaS)
📍 Python Developer with 15+ years in the field | Python SaaS MVP Developer
📍 Python AI Developer | Python Healthcare Developer | Python ERP Developer
📍 Thinking like a CTO, not just a coder
📍 My Python SaaS MVPs turn into long-term platforms (97% retention)
🚫 No short-term gigs, quick fixes, or rush jobs please
My goal is simple: build fast, scalable Python SaaS MVPs respecting your timelines and budget.
📊 15+ years and 500+ Python projects as a Python SaaS MVP Developer across AI, Healthcare and ERP platforms
🚀 800+ daily users on Python SaaS platforms as a Python Full Stack Developer
🏢 10+ multi-tenant Python SaaS MVPs delivered as a Python SaaS Platform Developer
🌍 Global clients including Carlsberg, ASUS, NielsenIQ, Virgin, Volvo as a Python SaaS MVP Developer
🧩 500+ Python SaaS releases as a Python Full Stack developer with Django, FastAPI and Flask
⚙️ $1.5M raised by a Python SaaS MVP I built as a Python AI Developer
➡️ PYTHON SAAS MVP DEVELOPMENT
My Python SaaS MVP Developer work covers Python SaaS Platform Development, Python SaaS Product Development, and Python SaaS Application Development. As a Python Developer, I build Python SaaS MVPs with Python Django, Python FastAPI, Python Flask, and Python REST APIs. Python SaaS MVP Developer delivery includes Python SaaS Architecture, Python Database Design, Python API Development, and Python Cloud Deployment.
➡️ PYTHON SAAS MVP FEATURES
As a Python SaaS MVP Developer, I build Python User Authentication, Python Stripe Subscriptions, Python Multi-Tenant Architecture, Python Role-Based Access, Python Admin Dashboards, and Python User Portals. Python Developer work covers Python Workflow Automation, Python Reporting, Python Analytics, and Python Notifications. Python SaaS MVP Developer delivery includes Python Onboarding Flows and Python User Management.
➡️ PYTHON SAAS MVP BACKEND
My Python Developer work covers Python Django, Python FastAPI, Python Flask, Python PostgreSQL, Python Redis, and Python Docker. As a Python Backend Developer, I build Python REST APIs, Python GraphQL, Python Microservices, and Python WebSockets. Python SaaS MVP Developer delivery includes Python CI/CD, Python AWS, and Python Cloud Infrastructure.
➡️ PYTHON SAAS MVP AI
As a Python AI Developer, I build Python AI Integration, Python LLM Integration, Python OpenAI, Python Claude API, Python RAG Systems, and Python Vector Search. Python Developer work covers Python AI Assistants, Python Document Processing, and Python Structured Outputs. Python SaaS MVP Developer delivery includes Python AI Features that ship fast and scale.
➡️ PYTHON SAAS MVP HEALTHCARE
As a Python Healthcare Developer, I build HIPAA-Compliant Python SaaS MVPs with Python PHI Handling, Python Encryption, Python Audit Logging, and Python Access Controls. Python Developer work covers Python Patient Portals, Python Provider Dashboards, and Python Clinical Workflows. Python SaaS MVP Developer delivery includes Python BAA Management and Python Compliance Architecture.
➡️ PYTHON SAAS MVP FOR INDUSTRIES
As a Python SaaS MVP Developer, I build Python SaaS for Healthcare, Python SaaS for FinTech, Python SaaS for Automotive, Python SaaS for Marine, Python SaaS for eCommerce, Python SaaS for B2B, Python SaaS for Marketplaces, and Python SaaS for Enterprise. Python Developer work covers Python CRM, Python ERP, and Python Business Automation.
ADDITIONAL PYTHON SAAS MVP EXPERTISE
Python Developer, Python SaaS MVP Developer, Python Full Stack Developer, Python Backend Developer, Python SaaS Developer, Python AI Developer, Python LLM Developer, Python RAG Developer, Python Django Developer, Python FastAPI Developer, Python Flask Developer, Python Healthcare Developer, Python ERP Developer, Python API Developer, Python PostgreSQL Developer, Python AWS Developer, Python Docker Developer, Python CI/CD Developer, Python React Developer, Python Full-Stack SaaS Developer, Senior Python Developer, Python SaaS Platform Developer, Python SaaS Product Developer, Python HIPAA Developer, Python Microservices Developer, Python Cloud Developer, Python DevOps Developer, Python Full Stack Engineer, Python Software Engineer, Python Solutions Architect, Python Technical Lead, Python CTO
𝗠𝗘𝗦𝗦𝗔𝗚𝗘 𝗺𝗲 and get a detailed Python SaaS MVP expert review of your project
Steps for completing your project
After purchasing the project, send requirements so Oleh can start the project.
Delivery time starts when Oleh receives requirements from you.
Oleh works on your project following the steps below.
Revisions may occur after the delivery date.
Architecture & Database Design
Define backend architecture, database schema, and API structure. You approve the blueprint before coding starts.
Core Development
Build backend services, APIs, database, and real-time features. You see working endpoints every sprint.