
Mamuka Anjaparidze
Verified Expert in Engineering
Front-end Developer
Tbilisi, Georgia
Toptal member since December 17, 2021
Mamuka is a senior full-stack and mobile engineer with 5+ years of experience delivering scalable apps using React Native, React, and Node.js. He specializes in fintech, crypto, and eCommerce, with hands-on leadership in architecting production-ready apps, team mentoring, and secure integrations. Mamuka holds a Master's in Cybersecurity, blending deep technical skills with product-oriented thinking and clean development practices.
Portfolio
Experience
- REST APIs - 6 years
- React - 6 years
- HTML - 6 years
- JavaScript - 6 years
- CSS - 6 years
- Node.js - 5 years
- Full-stack - 5 years
- MongoDB - 5 years
Preferred Environment
Windows, MacOS, Linux, Skype, Slack, English
The most amazing...
...things I've built were secure, scalable products focused on user experience and performance, such as Coinmania, ElectraPay, and BONO.
Work Experience
Senior React Native Engineer
Coinmania LLC
- Architected the technical foundation and boilerplate of the Coinmania mobile app, enabling secure blockchain transactions and real-time crypto asset monitoring for over 5,000 users.
- Developed a React Native wallet app integrating Binance API and WebSocket protocols, supporting live market updates and seamless send/receive crypto functionalities.
- Led the end-to-end implementation of ElectraPay, a retail crypto payment app, processing over 1,200 testnet transactions during MVP development.
- Refactored legacy codebases for ElectraPay and EPay Business apps, reducing technical debt and improving performance by over 30% in navigation and API response times.
- Improved app security by integrating SecureStore and AsyncStorage, ensuring encrypted local storage for sensitive user and transaction data.
- Managed deployment and publishing processes for both iOS and Android platforms, achieving successful TestFlight releases and Google Play deployments under tight deadlines.
- Mentored junior developers by conducting weekly code reviews and architectural planning sessions, accelerating onboarding, and maintaining code quality.
- Coordinated development workflows using Agile methodologies, creating deliverables, assigning tasks, and tracking progress across three concurrent mobile app projects.
- Designed and implemented QR-based crypto transaction flows, enabling real-time scanning and payment completion within five seconds on average.
- Streamlined feature prioritization and MVP planning by collaborating directly with stakeholders, ensuring delivery of core functionality within the 1st development sprint.
Full-Stack Developer
Toptal
- Developed a website that gives users the ability to debate digitally. The main stack being MERN, I was in charge of solely creating matchmaking and debating functionality, back-end, and front-end for the website's proper functioning.
- Worked as a consultant and overseer of the Microsoft Teams plugin. Refactored and reconstructed the code and file structures for future scalability.
- Researched and deployed online chat functionality with Socket.io.
Senior React Native Engineer
2G Dev
- Refactored the entire codebase of BonoApp using React Native and modern principles, improving performance and maintainability by over 40%.
- Improved navigation and user flows by integrating React Native Navigation and modular screen management, reducing onboarding time by 25%.
- Built and deployed BonoApp to Apple App Store and Google Play using Expo and EAS, ensuring platform stability and CI-based workflows.
- Led the technical supervision of junior developers, reviewing code and mentoring team members to ensure alignment with project standards.
- Integrated SecureStore and QR scanning features in BonoApp, enabling secure and seamless user reward validation from physical receipts.
- Planned and implemented UI architecture for Webshop using Next.js and Ant Design, reducing development time for new features by 30%.
- Collaborated on core event booking functionality for Webshop, enabling dynamic scheduling, location filtering, and booking history tracking.
- Introduced Tailwind CSS into the Webshop project to streamline and standardize styling, enhancing UI consistency and maintainability.
- Managed multi-platform testing and deployment across iOS and Android, ensuring 95%+ stability during beta phase releases.
- Advised on product decisions and component libraries, optimizing development workflows, and reducing technical overhead.
Middle React Native Developer
Kernel LLC
- Developed a financial application to alleviate the process of managing company clients and invoices.
- Refactored and redeployed the code for Google Play Store and App Store.
- Took part in brainstorming and planning key features such as PDF generation, in-app purchases, proper onboarding wizard, etc.
Middle Full-stack Developer
Solutions2Share
- Co-developed App Manager, the team governance plugin for Microsoft Teams. The main goal was to create a dynamic environment to manage team members' access to Microsoft Store applications.
- Co-developed Project Manager, the team governance plugin for Microsoft Teams. The main goal was to create a dynamic environment to manage projects and connect employees to them.
- Organized and collaborated in team activities to create mockups, designs, and potential features of the App Manager and Project Manager plugins.
Front-end Developer
Codevelop Technologies GmbH
- Co-developed and accelerated the internal project to create a digital counterpart of Brändi Dog, the popular online board game.
- Brainstormed, researched, and co-developed smooth animations for the online board game using Three.js technology.
- Researched and tested possibilities for creating a mobile application of the board game in React Native.
Junior Full-stack Developer
Webiz
- Co-developed a multifunctional online chat plugin for eCommerce websites, using React, Redux, Firebase, Material-UI, and Jira as a front-end developer.
- Led a team of 3-5 developers as the business analyst. Created and adjusted business plans for software development based on market research and planned sprints based on Agile and Sprint methodologies.
- Single-handedly developed an internal project to create a comfortable environment for QA testers to describe and assign software problems.
Junior Front-end Developer
08 Group
- Developed 08.ge, an informative website that displays accurate and constantly updated information about lifestyle activities such as movies, public transportation, and weather.
- Integrated Google Maps API to the website for more dynamic visualization of public gathering places in Tbilisi.
- Implemented a live currency API to display real-time currency rates and calculate currency conversions.
Experience
BONO App
https://apps.apple.com/us/app/bonoapp/id6478970584Kernel Billing and Invoicing App
I was the mobile developer in the project, and I was in charge of creating functionalities, maintaining the codebase, Git versioning, and deploying the application.
Website for Informational Portal
https://www.08.ge/As a front-end developer for the website, I developed key features, created designs, and integrated REST APIs for information, including:
• Public transportation
• Real-time currency rates and conversions
• Weather forecasts
• Movies and other theaters
Another key feature of the website is its integration with the Google Maps API to provide more visual information.
Microsoft Teams Governance Tool
https://www.solutions2share.com/teams-manager/External User Manager: A solution to manage the visibility and access of externally invited users. The feature tracks the dates of access and visibility for users and, before the expiration date, notifies the governance tool administrator to decide whether to extend a user's access to the company's internal chats and documents. See more at https://www.youtube.com/watch?v=96mYgLwXgYQ.
App Manager: A solution to efficiently manage internal teams' and users' access to applications. The governance tool administrator can specify which applications employees can download and use within Microsoft Teams.
Team Manager: A solution to easily divide employees into groups and give them permissions to view documents, approve their requests, create lifecycles, and more. See more at https://www.youtube.com/watch?v=EmvGa7JDJr4.
Multifunctional Chat Plugin for eCommerce Websites
https://webiz.ge/envite-shop/KEY FUNCTIONALITIES
• Facebook and Gmail social login for the chat.
• Creation of multi-member groups.
• Sharing products from eCommerce websites with the group.
• "Thumb battles" inside the chat for specific products.
• Adding products to a user's cart from inside the chat.
I was a front-end developer and business analyst during the development project at different times. In the BA role, I did the following:
• Updated the software development plan based on the market research I conducted.
• Created tasks and sprints for developers based on Agile and Scrum methodologies.
• Conducted consecutive testing of the application.
Education
Master's Degree in CyberSecurity & Cloud Computing
Northern Kentucky University - Kentucky
Bachelor's Degree in Computer Science
San Diego State University - Tbilisi, Georgia
Diploma in Front-end Web Development
University of Business and Technology (BTU) and Techhub LLC - Tbilisi, Georgia
Skills
Libraries/APIs
React, Node.js, REST APIs, Auth, React Query, React Hook Form, Three.js, Google Maps API, Socket.IO, Redux-Saga, Stripe, Binance API
Tools
Jira, Git, JSX, Expo, Figma, GitHub, MongoDB Atlas, WebView, Claude Code, Skype, Slack, Microsoft Teams, Sketch, ExpoKit, Builder.io, Reactotron
Languages
HTML, CSS, JavaScript, CSS3, TypeScript, C#.NET, Java, Python, C++, SCSS, HTML5, SQL, GraphQL
Frameworks
React Native, Material UI, JSON Web Tokens (JWT), Next.js, Bootstrap, Redux, Express.js, Tailwind CSS, NestJS, Jest
Paradigms
Agile Software Development, REST, Component-based Development, Agile, Scrum, App Development, Cross-platform, Web Architecture, Testing
Platforms
Mobile, Android, iOS, Heroku, Windows, MacOS, Linux, Firebase, Azure, DigitalOcean, Docker, Amazon Web Services (AWS), Kali Linux, AWS Cloud Computing Services
Storage
MongoDB, PostgreSQL, Amazon S3 (AWS S3)
Other
Front-end, Full-stack, APIs, Web Development, User Interface (UI), Web App Development, UI Development, Front-end Architecture, MERN Stack, Responsive Web Apps, Web & Mobile Applications, Front-end Development, English, Product Engineering, Web UX, App Store, Google Play Store, Team Leadership, Mentorship, Figma to React, Software Architecture, Software Design, AI-generated Code, Cursor AI, Application State Management, Cross-platform App Development, Mobile App Development, Algorithms, Sprints, Software Engineering, Mobile Apps, Component Libraries, RESTful Web Services, Back-end Development, API Integration, User Experience (UX), Back-end, Prototyping, OAuth, QR Codes, React Native Navigation, React Native Reanimated, WebSockets, Zustand, Optimization, Axios, React Native KeyChain, TanStack Query, CI/CD Pipelines, Large Language Models (LLMs), Artificial Intelligence (AI), Analytics, SDKs, Payments, Data Structures, Plugins, eCommerce, Live Chat, Business Analysis, Market Research, Microsoft Graph API, In-app Purchases, Digital Payments, EAS, Cloud Computing, Identomat, Caching, Husky, Linting, Lint, SecureStore, Async Storage, iOS App Development, Android App Development, App Store Connect, Google Play Console, Code Review, MVP Design, MVP Planning
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