Case studies
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| +20 ReviewsJellibeans - AI Fashion Analytics Platform
Jellibeans is a web and mobile platform that converts large volumes of fashion market data into decision-ready insights for brands and suppliers. We built the MVP to aggregate data from verified sources, visualize complex analytics through an intuitive interface, and help teams track trends, compare competitors, and plan collections without working directly with raw data or spreadsheets.
- React
- Nestjs
- Google Cloud Platform
StudyHall - Online platform for teachers and students
StudyHall is a web and mobile learning platform for structured study and exam preparation. It combines AI assistance, grammar practice, and teacher-led assessments to help students work with complex materials more efficiently. Our client got clear tools for educators to track progress and understanding in one system.
- React
- Node.js
Runway5 – Aircraft Marketplace Platform
Runway5 is a web and mobile e-commerce platform for buying and selling aircraft. The request was to deliver UX/UI design and full product engineering with marketplace architecture, subscription-based selling, and contact-to-buy process. Our client received a production-ready marketplace with complex user flows: verified sellers list aircraft, and buyers search, compare, and contact sellers through a structured, compliant flow.
- React
- Typescript
- Tailwind CSS
- React Native
- Postgres
- Gitlab CI/CD
Zuzzle – E-learning Platform
Zuzzle is an online learning tool for organized study of foreign languages and academic disciplines. The product helps students prepare for exams. They have tests, exercises, learning data, and planning tools all in one interface. The Yojji team created this e-learning platform as a scalable system that allows users to schedule daily study activities across desktop and mobile devices, track progress by subject, and examine performance trends.
- React
- Node.js
- Typescript
Infinightly – Smart Social App
Infinightly is a social event management app for modern event creators and attendees. Over 10 months of collaboration, our Yojji’s team transformed the idea into a full-featured social ecosystem where users can effortlessly explore, organize, and manage every stage of their event journey. It also helps reduce event setup time by over 40%.
- React Native
AI-Powered Virtual Fitting Room
The AI-powered Virtual Fitting Room is our solution that lets users mix and match outfits and instantly see how each look fits using an AI model or a personal photo. It helps fashion brands personalize shopping, increase conversions, reduce returns, and provide a confidence-driven user experience without complex integrations.
- React
- Tailwind CSS
STB Union — on a Mission to Make Finances Convenient for Everyone
STB Union, a major FinTech player, partnered with Yojji to evolve from a traditional currency exchange network into a modern financial marketplace. The project aimed to develop a secure, scalable platform for multi-currency wallets, international transfers, and digital card services, using React JS, React Native, and Java to enhance STB Union’s service offerings and strengthen its position in FinTech.
- React
- React Native
- Java
CSI Helsinki Leading Legal Software Solutions
CSI – Creative Software Innovations is a software house devoted to developing solutions for the legal industry. The company stands out as a reliable and financially stable partner, offering advanced and continuously evolving software that helps law firms maximize efficiency and business value.
- React
- React Native
- k8s
- Docker
- Nestjs
- Azure DevOps
AMOD — AI-Powered Interior Design & Furniture Marketplace
A matter of design (AMOD) is a web and mobile platform where users can redesign real apartments, manage subscriptions, save ideas, and buy furniture without switching between separate tools. Our task was to design and develop the full product: secure authentication, subscription and payment logic, AI-based room redesign, bookmarking, and e-commerce functionality.
- Nestjs
- Cloudflare
- Postgres
- Redis
- Github actions
- Docker
- Terraform
Worldwide Remittance SaaS Platform
Vala facilitates direct money transfers between businesses, reducing transaction costs and creating new revenue streams. Our team handled the UI design, revamped the application’s admin panel, and built a mobile version from scratch. Ultimately, we were given full autonomy over project design and development decisions.
- React
- React Native
- Java
Time Machine – Time Tracking & Performance Management System
Our Yojji team built Time Machine as an internal time tracking system because existing tools didn’t match our workflow. The web app allows our employees to log hours by project, add weekly comments, and separate billable from non-billable time. Managers got clear visibility into workload and performance. The main focus was on simplicity, so new team members can start tracking time in just a few clicks.
- Vue.js
Avenue - Workforce Management Solution
Avenue tasked us with creating a platform for large companies that allows employees to set development goals, schedule lectures, receive notifications, and provide feedback. Using Scrum with two-week sprints, our PM ensured smooth communication and quick issue resolution. After launching the MVP, we provided biweekly updates, efficiently incorporating client feedback and new features.
- React
- React Native
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