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Rising Talent
Rising Talent
Project details
We deliver custom back-end development for different types of applications across many industries. It does not matter how complex your requirements are, our backend team will provide you with an individual solution that will help you respond to your business needs in the market. Let’s have a look at a couple of them.
Front-End Development Back-End Development Website Responsive Design ReactJS Next.js TypeScript HTML5 CSS3 SCSS SASS Bootstrap Material-UI Webpack Ant Design Angular JavaScript Tailwind CSS GraphQL Redux React Bootstrap Website Redesign Web Application Ecommerce Website Browser Extension Figma Performance Optimization UX/UI Design Mobile App Development MERN Stack MongoDB Express.js React.js Node.js Nest.js React IOS Android API Design SQL PostgreSQL Amazon Web Services Distribution TestFlight RESTful APIs Cloud Platforms AWS Azure Websockets Charts Third-Party APIs JavaScript Developer TypeScript Developer Angular Specialist NgRx Expert RxJS Developer React Developer Redux Developer Sass Expert MaterialUI Specialist Bootstrap Developer Mantine Developer Frontend Developer Backend Developer Full Stack Developer Web Development Specialist MERN
Front-End Development Back-End Development Website Responsive Design ReactJS Next.js TypeScript HTML5 CSS3 SCSS SASS Bootstrap Material-UI Webpack Ant Design Angular JavaScript Tailwind CSS GraphQL Redux React Bootstrap Website Redesign Web Application Ecommerce Website Browser Extension Figma Performance Optimization UX/UI Design Mobile App Development MERN Stack MongoDB Express.js React.js Node.js Nest.js React IOS Android API Design SQL PostgreSQL Amazon Web Services Distribution TestFlight RESTful APIs Cloud Platforms AWS Azure Websockets Charts Third-Party APIs JavaScript Developer TypeScript Developer Angular Specialist NgRx Expert RxJS Developer React Developer Redux Developer Sass Expert MaterialUI Specialist Bootstrap Developer Mantine Developer Frontend Developer Backend Developer Full Stack Developer Web Development Specialist MERN
Programming Languages
JavaScript, ASP.NET, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Localization, DesignWhat's included $2,000
These options are included with the project scope.
$2,000
- Delivery Time 15 days
- Number of Revisions 0
- Design Customization
- Responsive Design
- Source Code
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SN
Sid N.
Sep 24, 2024
Full Time Sr Asp.net developer/Team Lead in US hours
Nazarii has a good attitude and brings a diverse skill set to the team. Wish him the best in his future endeavors.
About Nazarii
React Developer Frontend Fullstack NodeJS Javascript UI Web developer
Chernivtsi, Ukraine - 3:14 pm local time
Nazarii is a senior Full-Stack Web Developer, AI Integration Engineer, and Cloud Architect with 12+ years of experience building scalable B2B SaaS, web, and mobile applications for marketing, advertising, real estate, hospitality, and enterprise clients.
He specializes in complex API integrations, AI-powered features, and cloud-native architectures that scale to millions in ARR.
He has worked on enterprise-level projects for STIHL, Liebherr, and companies whose software is actively used by global brands like Cushman & Wakefield.
🔗 API Integrations & Data Pipelines
Over the years, he has completed 50+ different third-party integrations, including:
Platforms & services
Meta (Facebook, Instagram)
Google Suite
Twitter (X), TikTok
Yelp, UberEats
AI providers (OpenAI, Gemini, DeepSeek)
Property Management Systems (PMS)
Apartments com
Yardi Voyager
AppFolio
Entrata
ResMan
RealPage
Technical depth
Types of integrations:
REST / SOAP / GraphQL APIs
OAuth2, OIDC, API Keys, Basic Auth
Webhooks & real-time data sync
Background token refresh & auth lifecycle
ETL pipelines (extract, transform, load)
Secure encryption & decryption of payloads
🤖 AI & Intelligent Systems
I design and integrate AI-driven features into real products, not demos:
AI agents & workflows (LangChain, LangGraph)
LLM integrations for SaaS products
Data pipelines for model training & inference
AI-powered dashboards and decision systems
AI & ML stack
Python
PyTorch
TensorFlow
OpenAI ecosystem
AWS SageMaker
☁️ Cloud & Architecture
I design production-ready, scalable systems using AWS and Infrastructure as Code.
AWS: Lambda, SQS, SNS, RDS, ECS, ECR, CloudWatch, EventBridge, VPC, Route53, EC2
IaC: Terraform
Docker, Docker Compose, Docker Swarm
CI/CD & cloud automation
🧠 Full-Stack Development
Frontend
React, NextJS,
TypeScript, Redux,
Material UI
UI/UX collaboration (Figma)
Backend
Node.js, NestJS, Express
Python
.NET Core / Web API
MongoDB, PostgreSQL, MySQL, Redis
Mobile
Flutter
🏢 Industries I Work With
SaaS & B2B platforms
Advertising & MarTech
Reputation Management
Multifamily & Real Estate
Hospitality (hotels, restaurants)
Analytics & dashboards
AI-powered business tools
🌍 Team & Collaboration
📈 Results & Work Ethic
Built and shipped products generating $1M+ ARR
Long-term, stable client relationships
Strong focus on reliability, clear communication, and business value
Calm, analytical, and solution-oriented approach
If you’re looking for someone who can architect, build, integrate, and scale your SaaS or AI-powered product — I’m ready to help!
Steps for completing your project
After purchasing the project, send requirements so Nazarii can start the project.
Delivery time starts when Nazarii receives requirements from you.
Nazarii works on your project following the steps below.
Revisions may occur after the delivery date.
Please contact us for the details.