George Bibilashvili
Verified Expert in Engineering
React Developer
Tbilisi, Georgia
Toptal member since April 21, 2022
With a wealth of experience spanning seven years in web/mobile app development, George is a full-stack specialist with expertise in React, Next.js, and React Native. A standout career achievement was the development of the eCommerce wallet, UniPay, with more than 500,000 users. George seamlessly navigates roles and is passionate about working with teams whose vision aligns with his values. He also has a good understanding of blockchain development and decentralized applications (DApp).
Portfolio
Experience
- Web Development - 7 years
- TypeScript - 6 years
- JavaScript - 6 years
- React - 5 years
- Full-stack - 5 years
- React Native - 4 years
- Node.js - 4 years
- GraphQL - 2 years
Availability
Preferred Environment
JavaScript, TypeScript, React, React Native, Node.js, Front-end Development, Mobile App Development, Firebase, Next.js, PWA
The most amazing...
...project I've developed is UniPay, an eCommerce online wallet similar to PayPal.
Work Experience
React Native Senior Mobile Developer
Happy Ventures Public Benefit Corporation
- Developed a high-performance mobile application using React Native, increasing user engagement by 30% within the 1st three months. Integrated cross-platform features for both iOS and Android.
- Tracked and resolved over 200 bugs and performance issues using Jira as a reporting tool. Led sprint retrospectives to improve issue tracking efficiency by 25%, resulting in faster bug resolution times and higher app stability.
- Led the development of a cross-platform mobile application using React Native, ensuring seamless compatibility across both iOS and Android platforms.
- Led the launch of a React Native application, overseeing the end-to-end deployment process on both iOS and Android platforms.
Front-end Technical Lead
Clearstar
- Contributed to creating an application that gathers valuable data from blockchain smart contracts tailored for traders and investors, elegantly presenting this information across multiple platforms.
- Managed a team of highly capable front-end developers specializing in React and React Native as a tech lead to execute our development objectives successfully.
- Took an active role in writing code and developing critical components to enhance the scalability and performance of our application, in addition to my leadership responsibilities.
Front-end Mobile Developer (via Toptal)
Bilt Technologies Inc
- Focused on crafting robust, cross-platform mobile apps using React Native. I ensure code quality for seamless user experiences on iOS and Android platforms.
- Collaborated closely with designers to translate UI/UX into functional mobile interfaces. Additionally, I worked with back-end developers to integrate front-end components efficiently.
- Drove the implementation of new features and enhancements, optimizing performance and addressing user feedback meticulously to enhance our app's functionality and user satisfaction.
Front-end Developer
DesuLabs
- Connected our application to the SUI blockchain using Web3.js, enabling users to interact directly with smart contracts. This involved setting up the necessary infrastructure to handle transactions.
- Implemented functionality to perform various operations on smart contracts, including writing data to the blockchain and retrieving information from it.
- Ensured a stable and user-friendly interface, crucial for the success of our application. Led efforts to maintain and improve the UI, incorporating feedback from users and stakeholders to enhance usability and accessibility.
Mobile Developer
Toothy LLC
- Facilitated the process of eliciting comprehensive client requirements effectively, culminating in the selection of an optimal technology stack. Used React Native and Firebase.
- Orchestrated the architectural design of both the back-end infrastructure and the mobile application, leveraging the React Native framework. Executed the integration of a bespoke chatbot tailored for mobile users.
- Prepared an application for internal testing and released it internally for local users.
Senior Full-stack Web3.js Developer
Aragon
- Collaborated with skilled blockchain developers to create a groundbreaking Dapp enabling users to establish DAOs via a Metamask-linked web app, with features such as proposal creation, token allocation, naming, and a robust voting system.
- Structured a project as Monorepo with three components: React provided a smooth user experience, and the design system was built with Storybook and testing. The SDK efficiently communicated with smart contracts governing our DAO's logic.
- Developed a web app and aided in resolving any issues that arose, including front-end bugs and smart contract logic flows. Implemented updates to the SDK, ensuring smooth, long-term support for the optimal functionality of our product.
Senior React Engineer
Tinloof GmbH
- Achieved a 100% score on Google speed tools by building top-quality user interfaces focused on high performance. Created eCommerce, fintech, and social applications with the new, fine-tuned UI.
- Developed the web portal Goalimpact, a database of football players and their statistics with the ability to subscribe to each player as a fan or scout and manage data.
- Empowered retailers to effortlessly generate advertising revenue with the Retailmediatools web platform I helped develop. Served as the senior front-end force on the team.
- Created a progressive web application, Match Cards, utilizing React, TypeScript, and Next.js. Designed to enhance memory retention through playful emoji cards, it offers a fully-immersive, native-like experience on mobile devices.
- Participated in creating the marketplace from scratch for an international gallery that displays limited edition contemporary pieces of art in furniture.
- Established a branding website by creating a schema and architecture of the framework with React, Next.js, TypeScript, and Sanity as a Headless CMS. Achieved a fully dynamic content management system and high-performance UI.
- Organized content writing. Wrote an interesting article titled, "What is PWA?" This outlined the benefits of advanced web applications and how to win the mobile market at a low cost easily.
Senior React Native Developer
Blapp Inc
- Developed an app to find black-owned businesses in the users' neighborhood for the USA market.
- Launched the application after completing the build of essential features. Next, we added features making it more social with the ability to create profiles. This resulted in a streamlined onboarding flow and the ability to follow users.
- Improved the app's search function of people with added verification steps, user location, and phone verification. Used Twilio for sending SMS'.
- Implemented live data using Firebase real-time systems with Firestore. Features included weekly blappers, most blapped in the week, and other live statistical data on the application dashboard to make it more dynamic.
Senior React Native Developer
StartupCraft
- Developed mobile apps for clients using React Native, TypeScript, GraphQL, Redux, and React-Query with a team of passionate React Native developers.
- Founded OhanaLink Technologies with a mission to deliver solutions to preserve privacy, intimacy, and availability for groups of close people such as family, friends, or communities.
- Grew WorkAxle, a one-stop solution for chaotic workplaces, to 30,000 online users, transformed it into an enterprise solution, and raised CAD 2.8 million. This solution helps manage jobs through schedules.
Senior Full-stack Developer
UniPAY
- Developed a merchant payment gateway system for an eCommerce website. It is a Stripe-like solution for the Georgian market.
- Created a service payment gateway with Node.js as the main REST API and implemented approximately 50 local payment services.
- Built the Georgian Railway online ticket market enabling customers to buy metro tickets online.
- Created IOS and Android mobile applications using React Native connected to our service gateway. With this integration, users can pay for different services and goods from our mobile app.
- Designed a crypto wallet to manage crypto assets such as Bitcoin, ETH, DOGE etc. Users can sell, buy, and transfer crypto money easily.
React Native Developer
Bridge
- Built pixel-perfect, buttery-smooth UIs across two mobile platforms.
- Leveraged native APIs for deep integrations with both platforms. Diagnosed and fixed bugs and performance bottlenecks for performance that feels native.
- Reached out to the open-source community to encourage and assist in implementing mission-critical software fixes.
Experience
Didit.me
Build Your DAO (Smart Contract DApp Web3.js)
https://app.aragon.org/I collaborated with skilled blockchain developers to create a groundbreaking Dapp enabling users to establish DAOs via a Metamask-linked web app, with features such as proposal creation, token allocation, naming, and a robust voting system. I structured a project as a monorepo with three components; React provided a smooth user experience, and the design system was built with Storybook and testing. The SDK efficiently communicated with smart contracts governing our DAO's logic.
Additionally, I developed a web app and aided in resolving any issues that arose, including front-end bugs and smart contract logic flows. Implemented updates to the SDK, ensuring smooth long-term support for the optimal functionality of our product.
ClearSTAR Trading Platform (Invite Only)
https://dev.clearstar.ch/loginIn my capacity as a tech lead, I had the privilege of skillfully managing a proficient team of front-end developers who specialized in React and React Native. This leadership role was instrumental in achieving our development goals with remarkable success. I assumed an active, hands-on role, not only in guiding the team but also in writing code and crafting critical components that significantly contributed to the scalability and performance enhancement of our application. This multifaceted approach was crucial in driving our project towards its successful execution.
Benable
https://benable.com/HumanOS
https://humanos.co.uk/Our application leveraged the power of React and React Native to deliver a seamless user experience across iOS and Android devices, ensuring accessibility for all fitness enthusiasts. By integrating cutting-edge features such as habit tracking, goal setting, and real-time chat functionality with coaches, we empowered users to take charge of their fitness journeys like never before.
Our solution elevated the standard of fitness applications and fostered a supportive community where users could thrive, achieve their goals, and embark on transformative wellness journeys with confidence.
The Last of NFT (ERC-721 Web3.js)
https://the-last-of-nft.vercel.app/I have devised game logic on-chain by leveraging the potential of Solidity and smart contracts. Moreover, I have seamlessly incorporated the ERC721 protocol for non-fungible tokens (NFTs). To provide a user-friendly interface for our game, I have skillfully utilized the React framework and the web3 libraries to establish a seamless connection with the smart contracts. In order to optimize the speed and cost-effectiveness of our game, we have deployed it on the Polygon network, leveraging MATIC tokens.
Goalimpact
https://www.goalimpact.com/Match Cards Memory Game Built as a PWA
https://www.match.cards/We used Sanity CMS to manage any content on the Match Cards, including the emojis and social sharing images. To ensure fast page speed, we picked Remix.run as a React framework, and deployed the web application on Vercel. We reached top Lighthouse scores across the board. You can test for yourself on web.dev.
RMT Web Platform
https://www.retailmediatools.com/We leveraged Auth0 to protect the application and provide various access levels to users. We made it possible for advertisers to create and manage campaigns from the app. The platform was data-heavy, making it essential to ensure good accessibility.
LAK Gallery Marketplace
https://www.lakgallery.com/Blapp | Black-owned Businesses
https://apps.apple.com/us/app/blapp-find-black-owned/id1573799218OhanaLink Technologies | Private Communication
https://apps.apple.com/ua/app/ohanalink/id1533807658OhanaLink requirements ran real-time communication, such as chat, a news feed, and other features. We faced the challenge of delivering a cost-efficient and attractive solution simultaneously. We did this with React Native and GraphQL. The application was made to be a fully native experience.
It's impossible to imagine communication without online chat these days. Customers need a 1-1 texting tool and the ability to send media content such as audio and video, have likes and emojis, and have group conversations. Having complete control over who has access and where was significantly important. The back-end team used React and GraphQL to build a fantastic chat experience on the React Native app. I implemented one of the most popular features known these days, an Instagram-like news feed.
UniPay Payment System
https://unipay.com/Matarebeli | Georgian Railway Tickets
http://matarebeli.ge/en/homeBridge App
https://beta.brdg.app/JobworX
WorkAxle | Work Scheduler
https://apps.apple.com/us/app/workaxle/id1313407282?ls=1Clock-in with beacons and face recognition makes this product unique, along with the number of bleeding-edge technologies we use. The clock-in and clock-out with automatic time and location tracking are empowered by face recognition, automated time and attendance rules, and real-time notifications, interconnected altogether. As a team of React Native gurus, we created unique solutions for cross-platform apps using React, React Native, graphQL, Redux, Redux-saga, and TypeScript.
Education
Bachelor's Degree in Computer Science
The University of Georgia - Tbilisi, Georgia
Certifications
Blockchain Developer
AlgoExpert.io
Skills
Libraries/APIs
React, Node.js, Redux-Saga, REST APIs, React Router, Twilio API, JSONP, Emotion Library, Stripe, Web3.js, AWS Amplify, Vue, Wagmi, React Query
Tools
Redux Thunk, Expo.io, Firebase Cloud Messaging (FCM), Remix IDE, Auth0, Bitbucket, GitHub, Google Analytics, Firebase Authentication, MetaMask, Prisma, Amazon Cognito, AWS CLI, Animatron, PostCSS, Expo, Atom
Languages
JavaScript, TypeScript, GraphQL, HTML, CSS, HTML5, CSS3, SQL, ECMAScript (ES6), Python 3, Python, Solidity
Frameworks
React Native, Next.js, Redux, Express.js, Bootstrap, Jest, Tailwind CSS, Flask, Material UI
Paradigms
REST, UX Design, Agile Software Development, Responsive Web Design (RWD), Mobile App Design, App Development, Mobile Development, Search Engine Optimization (SEO), Agile, Scrum, Agile Project Management, Sanity Testing
Platforms
Android, iOS, Firebase, Mobile, Bitrise, Heroku, Sanity Studio, Ethereum, Blockchain, Amazon Web Services (AWS), Twilio, Docker
Storage
MySQL, Databases, Firebase Realtime Database, Cloud Firestore, JSON, PostgreSQL, MongoDB, Redis
Other
Full-stack, Web Development, APIs, API Integration, Mobile App Development, User Interface (UI), Front-end, WebSockets, React Hooks, Firebase Cloud Functions, Authorization, Front-end Development, Firebase Hosting, Web App Development, TypeORM, Styled-components, Headless Software, CTO, Leads, PWA, Progressive Web Applications (PWAs), Supabase, Team Leadership, User Experience (UX), Back-end, DOM, Chakra UI, Remix.run, Storybook, App Design, Serverless, Decentralized Autonomous Organizations (DAO), Infura, IPFS, DApps, Smart Contracts, Ethereum Smart Contracts, ERC-20, ERC-721, Ethers.js, Decentralized Applications, Leadership, Technical Leadership, Chatbots, App Store, App Store Acceptance Process, 3D Graphics, Mobile Back-end, Google Play Store, Web3, Amazon Cognito User Pools, Zustand, Minimum Viable Product (MVP), Gatsby, 3D Games, Apollo, Cryptocurrency Wallets, WalletConnect, Games, Gambling, Push Notifications, Biometrics, Security
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