Freelancers using Node.js in WarsawFreelancers using Node.js in Warsaw
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Dima Umen's avatar
Dima Umen
proWarsaw, Poland
Web & Mobile Developer | React Node ASP.NET Vue React Native
13
Followers
Web & Mobile Developer | React Node ASP.NET Vue React Native
Cover image for The AVIS photo capture app
The AVIS photo capture app was built to standardize vehicle photography across rental, leasing, and return workflows. Brights developed a mobile solution that guides users through a structured photo-taking process to ensure consistent image quality and coverage. The app helps employees capture vehicle condition data faster while reducing human error during inspections. We implemented guided capture flows, validation logic, and seamless upload functionality to streamline documentation. The solution was designed to work efficiently in real-world conditions with different lighting, locations, and user experience levels. By automating and standardizing the process, the platform improved operational consistency across teams and locations. The app also simplified review and verification workflows for back-office operations. As a result, the client received a scalable mobile tool that accelerated inspections, improved documentation accuracy, and reduced manual processing effort.
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Cover image for Mobile app teaching kids saving
Mobile app teaching kids saving
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Cover image for Brights developed a SaaS booking
Brights developed a SaaS booking platform for beauty service providers to replace manual scheduling through Instagram messages and phone calls. The platform allows customers to book appointments online, view real-time availability, and pay directly through the app. We built a seamless scheduling experience that simplifies appointment management for both clients and salon staff. The system also includes CRM features, notifications, payment integrations, and tools for managing specialists and services. A key focus was creating an intuitive user experience that reduces friction during booking and improves operational efficiency. The platform was designed to support scalability for growing salons and beauty businesses with multiple locations or specialists. Automated workflows helped reduce missed appointments and manual coordination efforts. By digitizing the entire booking process, the solution improved customer convenience while helping businesses streamline daily operations and increase booking conversions.
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Cover image for Brights developed an AI-powered consultant
Brights developed an AI-powered consultant widget that delivers instant, human-like responses directly on business websites. The solution helps companies automate consultations, answer customer questions in real time, and reduce support workload without sacrificing user experience. Built with intelligent conversation flows and contextual understanding, the widget can guide users through products, services, and decision-making processes naturally. The system was designed to scale across high volumes of conversations while maintaining fast response times and accurate answers. We also focused heavily on seamless integration with existing business workflows and CRM systems. The result was a scalable AI assistant that improved customer engagement, increased response efficiency, and provided 24/7 automated support.
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Node.js(2)
Emerald Empire's avatar
Emerald Empire
Warsaw, Poland
We are studio that create dynamic premium sites and webapps
New to Contra
We are studio that create dynamic premium sites and webapps
Cover image for Emerald Empire — a premium
Emerald Empire — a premium website emerald-empire.uz (http://emerald-empire.uz) is not just a web resource, but a fully-fledged next-level platform. Every page is designed to impress, from minimalist design to thoughtful architecture. Site Features Elegant branding with an emerald accent. Support for light and dark themes, as well as custom themes for maximum comfort. Interactive sections: personal account, forum, tournaments, store. Smart navigation: user-friendly menu, quick access to essential functions. High performance and reliable data protection. Currently undergoing refactoring.
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Cover image for Symbolic Rocks Premium Landing Client Story The
Symbolic Rocks Premium Landing Client Story The artist initially sold unique paintings through Telegram. However, to reach a wider audience and test demand outside of the messenger, he needed a website. Emerald Empire Solution We developed a premium prototype landing page that became a tool for market validation and artwork presentation. The design was tailored to the client’s vision: highlighting the visual aesthetics and ensuring easy navigation. Results The landing page allowed testing demand beyond Telegram. While the main online store is still under development, the landing serves as a showcase and sales point. The paintings impressed the Emerald Empire team so much that we purchased 50% of his business, becoming partners in its growth. Key Features of the Landing Page Premium design emphasizing the artistic works. Simple structure for quick navigation. Future integration with the upcoming online store. Conclusion This case demonstrates how a premium prototype can serve not only as a market validation tool but also as the beginning of a strategic partnership between the studio and the client.
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Cover image for Symbolic Rocks Format Full-featured SPA built with
Symbolic Rocks Format Full-featured SPA built with React 18, comprising 11+ pages and optimized for production deployment. Architecture and Stack Functional components with advanced rendering logic and performance optimizations. Centralized state management for cart, user, chats, language, and theme implemented via modern React hooks and context patterns. Responsive product grids, custom routing, and client-side caching for snappy UX. Modular component library designed for reuse across product and admin interfaces. Localization and Themes Automatic browser language detection plus manual switching between RU, UZ, and EN. Full light and dark themes with a signature purple-blue palette and tokenized design tokens for easy theming. Core Features Shopping cart with persisted state and checkout flows. Authorization system and user profile management. Admin panel with CRUD operations for products, users, and content. Admin chat for internal support and moderation. Advanced product mechanics: filters, sorting, variant support, and conversion-focused interactions. Release Update and Enhancements Chat authorization requirement — creating persistent chats now requires user authentication; authenticated chats are saved to user history and support extended features. Guest chat support — ephemeral chat mode allows unregistered users to start conversations with limited lifetime and reduced functionality. Updated product cards — redesigned card layout with improved interactive states, quick actions (buy, wishlist, preview), variant selectors, and analytics hooks for conversion tracking. Admin panel modernization — enhanced CRUD workflows, role-based access control, bulk actions, improved analytics and activity logging, and streamlined chat/content management tools. Implementation Notes Chat flows: token-based authentication for persistent chats; guest mode creates temporary contexts that expire and are not persisted to the main database. UX considerations: clear guest limitations and prompts to register for history and advanced features; progressive disclosure for admin bulk operations. Handoff: component library and Figma assets, API specs for chat, auth, roles, and bulk endpoints, plus test cases for chat persistence and guest expiry.
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Cover image for Case Study: Zarafet Shop —
Case Study: Zarafet Shop — A Modern Multilingual E‑Commerce Platform Challenge The client needed an online store that would: Present products clearly and elegantly. Ensure a smooth and intuitive shopping experience. Work seamlessly across devices. Support multiple languages to reach a diverse audience in Uzbekistan. Solution We built Zarafet Shop, a sleek e‑commerce website focused on usability and aesthetics: 🛒 Product cards — clean layout with optimized images and clear structure. 📱 Responsive design — equally convenient on mobile, tablet, and desktop. ⚡ Streamlined checkout flow — minimal steps for maximum convenience. 🎨 Minimalist visual style — premium look that keeps the focus on products. 🌍 Multilingual support — the site is available in four languages: Russian, Uzbek, English, and Chinese, reflecting the most popular languages in Uzbekistan. 🔍 Performance optimization — fast loading times for a smooth shopping experience. Result Zarafet Shop demonstrates how an online store can be: functional, visually refined, user‑friendly, and accessible to a multilingual audience. This project reflects Emerald Empire’s philosophy: minimalist design, premium aesthetics, and attention to detail — tailored to both local and international users.
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Node.js(1)
Jacek Adamski's avatar
Jacek Adamski
Warsaw, Poland
Frontend-Driven AI Full Stack | AI Automation & Headless CMS
New to Contra
Frontend-Driven AI Full Stack | AI Automation & Headless CMS
Cover image for Cross-Platform AI SaaS Enhancement for Sintra
Cross-Platform AI SaaS Enhancement for Sintra
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Cover image for Softr: Internal admin systems
Softr: Internal admin systems
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Cover image for Paramark SaaS Marketing Analytics Platform Redesign
Paramark SaaS Marketing Analytics Platform Redesign
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Cover image for Travala Online Booking Platform Redesign and Optimization
Travala Online Booking Platform Redesign and Optimization
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3
Node.js(2)
Marcel Junaid's avatar
Marcel Junaid
Warsaw, Poland
Programmer | DevOps
Programmer | DevOps
Cover image for DevGrid - Engineering Excellence Platform
DevGrid - Engineering Excellence Platform
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Cover image for RSP Travel
RSP Travel
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Cover image for Fly Travel
Fly Travel
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6
Cover image for Defender Radar App
Defender Radar App
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Node.js(1)
Uladzimir Treihis's avatar
Uladzimir Treihis
proWarsaw, Poland
Full-Stack Web, Mobile & AI Automation Developer
13
Followers
Full-Stack Web, Mobile & AI Automation Developer
Cover image for iCardiac iOS App Development
iCardiac iOS App Development
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Cover image for AI Assistant Workflow Development
AI Assistant Workflow Development
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Cover image for AI Agent Builder for Business Automation
AI Agent Builder for Business Automation
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Cover image for AI Agent Workflow Automation System
AI Agent Workflow Automation System
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Node.js(1)
Tisloh Pam's avatar
Tisloh Pam
Warsaw, Poland
Full-Stack Engineer · AI & Real-Time Systems
New to Contra
Full-Stack Engineer · AI & Real-Time Systems
Cover image for AI Integration Boilerplate is a
AI Integration Boilerplate is a complete starting point for an AI web product: backend, frontend, database, and local infrastructure in one repo.
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Cover image for A full-stack app with metamask
A full-stack app with metamask pairing, smart contracts interaction, which sends ethereum devnet tokens to campaign wallets. The platform enables users to create and manage crowdfunding campaigns, make donations, and track funding progress in real-time.
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Cover image for Engineered WebSocket communication layer using
Engineered WebSocket communication layer using Node.js and CRDT strategies. • Leveraged Kafka for real-time event distribution and conflict resolution. • Improved session throughput by 60%.
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Cover image for Architected RESTful backend with Node.js,
Architected RESTful backend with Node.js, deployed on AWS Lambda for scalability. • Integrated AWS Kinesis for real-time stream processing and updates. • Implemented GraphQL (Apollo Server) endpoint for reporting dashboard. • Engineered FastAPI backend with SQLAlchemy ORM supporting 10,000+ concurrent translation jobs.
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Node.js(1)