I am looking for a strong Full-Stack developer for the development of an enterprise SaaS platform.

Budget: 2000 UAH Deadline: 1 day

Hello.

I am a NodeJS developer. I am interested in your project. Write to me, we will discuss.

Budget: 12341 UAH Deadline: 14 days

Hello!

I have over 4 years of experience in full-stack development. I have worked with React / Next.js, Node.js (TypeScript), PostgreSQL, AWS, building SaaS systems from scratch: architecture, backend, frontend, deployment, roles, and business logic.

As an example of a similar approach project:
https://github.com/orgs/MoMicro-core/repositories

— I wrote it from scratch, using DDD and GoF, focusing on scalability and clean architecture.

Other projects:
https://rstays.com/

— backend, roles, payments, integrations, production

https://ai-desk.ai/

— AI SaaS, logic, integrations

GitHub:
https://github.com/axbuglak

I would like to familiarize myself in detail with the technical specifications and the concept of the project.

Sincerely,
Buglak Alexey Expand

Budget: 2500 UAH Deadline: 1 day

Hello. I am developing projects on NestJS + Angular using n8n for building and optimizing business processes. I also work with PostgreSQL + Prisma.

Currently, there is a ready implementation of authorization on the backend with all necessary functions, which significantly saves development time.

Feel free to reach out — we can discuss the details. Payment is hourly.

Examples of work:
https://40ft.com.ua/
— developed the project from scratch
https://mallorcab.com/en/home/
— participated in the project as a frontend developer

More examples can be viewed in the profile. Expand

Budget: 27000 UAH Deadline: 30 days

Hello! I will join the team in a full-stack role: React/Next, Node.js (Express), PostgreSQL, Docker/CI. I can propose a plan and the first sprint through a brief audit. What is currently a priority and what is the timeline for the search?

Budget: 21000 UAH Deadline: 21 days

Good day! I have relevant experience: I recently developed a SaaS platform using a stack of Python (Django) + React, so I am well acquainted with the architecture of such systems (multi-tenancy, complex role and access rights systems RBAC, PostgreSQL).

Technical approach to the project:
1. Speed of iterations: I work in an AI-first workflow (Cursor + Claude/GPT-4o), which allows me to design architecture and implement business logic significantly faster than standard timelines.
2. Full-Stack implementation: I am ready to fully handle the development of the backend, frontend, and deployment of the system in AWS Cloud.
3. Experience with complex products: Based on my projects (You can view my portfolio), I have experience in building database architecture and real-time user interaction logic.

I am ready to review your documentation and prototype in Figma. After that, I will be able to provide an accurate estimate of the cost and timeline for the first version of the product.
I would be happy to discuss the details in private messages!

Budget: 1000 UAH Deadline: 1 day

Hello! We are the NovaCore Solutions team. As end-to-end development specialists, we lead products from architecture and databases to infrastructure setup and post-release support. We have experience working with SaaS, CRM, and real-time systems, and we also use AI tools to accelerate iterations and debug code. We are ready to take on the first stage of development and discuss your brief in detail in private messages.

Budget: 27000 UAH Deadline: 30 days

Hello! 💛 I present to you your digital partner Confidence Technology.
We have extensive experience in catalog development, we will do it "turnkey", we take care of promotion and maintenance.
🎯 Part of our projects:
https://dotpilot.cz (in development) ✔️ https://omgfirms.com ✔️ https://boostylabs.com ✔️ https://domainsforequity.com ✔️ https://sweet-sdpearls.de ✔️ https://homenly.com ✔️ https://jashantoor.com ✔️ https://novobudova.pro ✔️ https://idstech.org ✔️ https://skyhigh-lviv.com ✔️ https://ukrfix.com ✔️ https://mathmystica.com ✔️ https://aquahub.org.ua ✔️ https://emporio-sports.cz ✔️ https://www.gloriasanatoriy.com.ua
https://ol.zp.ua

Budget: 27000 UAH Deadline: 21 days

Доброго дня 👋

Ознайомився з вашим запитом і hiring brief — це повноцінний enterprise SaaS продукт з AI-шаром, а не класичний web-проєкт. У мене є релевантний досвід побудови подібних систем (multi-service backend, AI-інтеграції, role-based access, SaaS-архітектура) і я працюю в AI-first підході, що дозволяє суттєво прискорювати delivery без втрати якості.

Можу виступити як Full-Stack + технічний партнер, який закриє весь цикл: від архітектури до production deployment і стабілізації.

Що я робив (релевантний досвід)
SaaS-платформи з ролями, permission system, dashboard-логікою
AI-платформа (fitness + recommendations + real-time AI interaction)
системи з мікросервісною архітектурою (Auth / Core / AI / Realtime)
Telegram + automation + data pipelines (workflow-heavy системи)

Моя роль:

повна архітектура системи
backend + database design
AI інтеграції (LangChain / workflow engines)
deployment (Docker, VPS, cloud)
оптимізація та стабілізація
Як би я підійшов до вашого продукту

Етап 1 — Architecture & Foundation

декомпозиція Figma + flows → system design
визначення domain models + workflows
проектування multi-tenant архітектури
AI layer abstraction

Етап 2 — Core Implementation

backend (Python(FastAPI)
frontend ( React|TypeScript)
database (PostgreSQL, нормалізована структура)

Етап 3 — AI Layer

інтеграція AI як системного шару
structured outputs + context-aware flows
підготовка під BYO AI / self-hosted

Етап 4 — DevOps & Cloud

AWS (ECS / RDS / S3 / Redis)
staging + production
secrets management + security baseline

Етап 5 — Stabilization

тестування
bug fixing
оптимізація
підготовка до першого клієнта
Використовуваний стек (рекомендований)

Backend:

Python (FastAPI / Django)
PostgreSQL
Redis
Celery / background jobs

AI / Data:

LangChain / LangGraph
Qdrant / pgvector
OpenRouter / LLM abstraction

Frontend:

React / Next.js (TypeScript)
Tailwind

Infrastructure:

Docker
AWS (ECS / RDS / S3 / CloudFront)
Nginx
AI workflow
Cursor / Claude / GPT → генерація + рефакторинг
швидке прототипування архітектури
автоматизація boilerplate і тестів
прискорення дебагу і оптимізації

Готовий обговорити деталі в особистих.
Можу також запропонувати архітектурний blueprint перед стартом розробки.

З повагою,
Андрій! Expand

Budget: 27000 UAH Deadline: 30 days

Good day.

My name is Oleksiy, I am a Full-Stack developer.
I am engaged in professional development of websites, bots, and automation systems.

I am ready to implement your corporate SaaS platform.

I have relevant experience in developing complex web products from scratch and based on ready-made prototypes, including architecture, backend, frontend, databases, and deployment in AWS. I understand all the nuances of building role-based access logic, workflow, and enterprise logic. I actively use AI tools to accelerate development, debugging, and iterations.

As a result, you will receive a stable, reliable project ready for production and scaling.

I have several ideas for improving your project that I can propose during the discussion.

I am ready to discuss the details in private messages, including timelines, costs, stack, examples of my work, my role in previous projects, and the AI tools I use.

I would be happy to collaborate! Expand

Budget: 20000 UAH Deadline: 10 days

Hello! I have 4 years of experience in full-stack development of complex SaaS systems (React/Next.js, Node.js, PostgreSQL), so I can professionally transform your prototype into a scalable production-ready product on AWS. I will build the technical architecture considering enterprise logic and roles, using AI-assisted workflow to accelerate the development, testing, and deployment of v1. I work as a sole proprietor, guarantee clean code, stability of business logic, and am ready for long-term partnership; I would be happy to collaborate and discuss details in person! My works: https://3magency.co/, https://jk-solution.com.ua/, https://farfieworldwide.com/, Behance.

Budget: 27000 UAH Deadline: 30 days

Hello.

I am ready to join the development of your enterprise SaaS platform as a Full-Stack developer / technical partner.

I have a strong practical background in designing and implementing complex web products: architecture, backend, frontend, database, deployment, production stabilization. I am particularly suited for this type of task — not to "build a website," but to take a well-thought-out product foundation, construct a technical framework, and bring it to a working production-ready solution.

What I can cover:
— designing the architecture of the SaaS platform
— frontend + backend development
— building the database structure and access logic
— implementing workflows, roles, and access rights
— preparing AWS infrastructure
— deployment in test / production
— testing, bug fixing, and post-release stabilization

Technologically, I confidently work with:
React / Next.js, Node.js / TypeScript, PostgreSQL, AWS

I also actively use AI-assisted workflows in daily development — to accelerate architectural decisions, generate draft implementations, refactor, debug, and speed up iterations without losing control over quality.

I approach such projects not as a "task executor," but as an engineer who looks at the system as a whole: scalability, maintainability, business logic, security, further product development.

What will be useful to discuss at the start:
— the current state of the prototype and documentation
— the composition of v1
— key user flows and access model
— priorities for the first phase
— expectations regarding timelines, phases, and interaction format

Work format:
freelance / contract, with the possibility of long-term continuation after a successful first phase.

Rate:
from 30 USD/hour
or I can offer a phased estimate after reviewing the prototype, documentation, and the scope of v1.

I am ready to take a detailed look at the materials and provide an adequate technical vision for the implementation of the first phase. Expand

Budget: 27000 UAH Deadline: 4 days

Good day. I am ready to complete this project and have extensive experience in developing various applications.

Budget: 2000 UAH Deadline: 3 days

Hello! After reviewing your project, I am ready to start working on it. I can offer optimal solutions to achieve the best result.

Budget: 27000 UAH Deadline: 1 day

Hello, I have relevant experience in the development and implementation of AI in development. Write to me in private to discuss collaboration. I will be happy to help you!

Budget: 27000 UAH Deadline: 30 days

Hello!
I am interested in your project.
Price 5-6k
Deadline approximately one month
More precisely after analyzing the technical specifications, please send me a private message.
There I will also share my projects and skills.

Budget: 1000 UAH Deadline: 1 day

Good day! My colleague and I have been professionally engaged in the technical design of SaaS architectures and the development of cloud services on AWS for over 4 years, so we will help your corporate product transition from prototype to stable release v1. We will implement the frontend part on Next.js with server-side rendering for high speed, set up server logging and CI/CD pipelines, paying special attention to the security of corporate data and the flexibility of the permission system (roles/permissions). Our 4 years of experience is confirmed by successful projects drkukharevich.rivne.ua, crave-agency.com.ua, jk-solution.com.ua, where we have already built complex workflow systems. We will ensure technical excellence in execution and offer a payment format based on milestones, starting from the architectural core to final stabilization.

Budget: 27000 UAH Deadline: 30 days

Good day!

This is exactly the type of project format where not just the code matters, but the ability to turn a prototype into a real production-level SaaS system.

I have experience in developing complex systems (SaaS / platforms / analytics) from scratch to production: architecture, backend, frontend, databases, deployment, and further scaling. I have worked with systems that have roles, access, workflow logic, and high load.

I understand your context: you already have a strong foundation (Figma + logic + prototype), the task is to correctly “assemble the core of the system” without losing flexibility and without complicating the architecture.

How I will approach the implementation:

- Architecture: modular / clean architecture (separation of domain, services, infrastructure)
- Frontend: React / Next.js (SSR + scalability)
- Backend: Node.js (TypeScript) or Python (for the AI part)
- Database: PostgreSQL (+ Redis for caching and queues)
- Cloud: AWS (Docker, CI/CD, staging/prod)

Key points I emphasize:

- RBAC / permissions / governance logic
- multi-tenant architecture
- audit + logging
- scalability (for future modules and clients)
- AI layer as a separate layer (not “randomly embedded”)

AI workflow:
I actively use GPT / Claude / Cursor to accelerate development, refactoring, debugging, and architectural decisions — this allows for significantly faster iterations without losing quality.

Experience:
- SaaS / complex web products
- API + integrations + analytics
- implementation of systems based on ready-made specifications and prototypes
- full cycle: from architecture to deployment

I am aligned with your work format — short iterations, quick builds, and a transparent process without a “black box.”

I am ready to discuss the details, review the prototype, and propose a specific plan for assembling the v1 product. Expand

Budget: 5000 UAH Deadline: 5 days

Hello! My partner (designer + full-stack) and I have been specializing for over 4 years in the technical design of scalable SaaS platforms and the development of complex Enterprise solutions using AI-assisted workflow, so we will professionally transform your prototype in Figma into a full-fledged working product. We will develop the architecture of your system in Figma to visualize data flows and access matrix (RBAC), ensuring technically flawless implementation on the Next.js/TypeScript/Node.js stack with deployment in a fault-tolerant AWS environment. Our 4 years of development experience allows us to effectively use Cursor, GitHub Copilot, and custom AI agents to accelerate the writing of business logic and Unit tests. Take a look at our work in terms of architectural complexity and execution quality: hyperfi.tech, espressolab.com.ua, hudi.com.ua.

Budget: 700 UAH Deadline: 1 day

Hello, I am ready to develop this platform for you and collaborate in the future. Here are examples of websites I have made:

ucjester.pro
https://the-kollab-dev.vercel.app/
https://pyko-dev.vercel.app/

I will write more about my experience in a private message, I meet all the criteria. Write to me.

Budget: 27000 UAH Deadline: 30 days

Good day.

The task is clear to me: you already have an interactive prototype, established product logic, and a starting codebase, and the goal of the first stage is to turn this into a production-ready AWS Cloud SaaS v1 with build, deploy, testing, bug fixing, and stabilization, rather than just "turning the prototype into code."

I am particularly suited to this role format: full-stack / technical partner with end-to-end responsibility for frontend, backend, database, architecture, workflows, access logic, AI-layer, and delivery to the live environment. I also understand your emphasis on enterprise-grade requirements: role-based access, tenant-aware architecture, auditability, founder/platform control layer, basic security model, and readiness for further scaling.

Here’s how I would approach it:

1. A brief audit of the current state: Figma/flows, existing React/JSX baseline, product logic, scope v1, risk areas.
2. Quick establishment of a technical skeleton: frontend, backend, DB, auth/access model, tenant boundaries, release flow.
3. Delivery of v1 in short iterations with frequent builds, staging/prod deploy, bug fixing, and stabilization — exactly in the work format you described.
4. AI-first workflow in development: using GPT/Claude + Cursor to accelerate architectural development, implementation, refactoring, debugging, and iteration speed, but with manual engineering control over decisions. This aligns with your expectation for an AI-enabled delivery model.

Regarding the tech stack, I am comfortable moving in the direction you outlined:
React / Next.js on the frontend,
Node.js / TypeScript on the backend,
PostgreSQL,
AWS for staging / production.

For the collaboration format, I would propose an initial build + stabilization as a separate first stage, and then a separate retainer / roadmap for product development. This makes sense and aligns with how you described the scope of the initial phase and future phases.

If this approach works for you, I am ready to quickly review the materials after a brief sync and provide a detailed execution plan regarding stages, risks, architecture, and timelines for the first production build. Expand