Senior Frontend Engineer

Mels is a Senior Front-End Engineer with over 6 years of experience, specializing in React and 5 years in Next.js. He has worked across SaaS, CRM, Web3, and customer-facing platforms, including complex systems with authentication, subscription models, transaction flows, and role-based architecture. He has strong hands-on expertise in TypeScript, modern React architecture, and state management (Redux Toolkit, Zustand, MobX). He has experience working in structured environments where architectural decisions and design patterns were discussed collaboratively, and he recently acted as a Lead Developer, mentoring junior engineers and contributing to technical direction. In addition to front-end expertise, he has around 2 years of Node.js experience (Express, NestJS) and is familiar with databases such as MongoDB and PostgreSQL, giving him a good understanding of full product architecture. He has worked with CI/CD processes (GitHub Actions) and modern deployment practices. Overall, he presents as a technically strong and experienced React/Next.js engineer with exposure to scalable, customer-facing platforms.

Bachelor's Degree — European University of Armenia

Information Technologies

Sr. Front-end Developer — Dec 2023 – Present

• Led and contributed to multiple large-scale software projects across diverse industries, focusing on scalable, high-performance platforms and seamless user experiences.

• Developed a secure, scalable cryptocurrency exchange platform supporting high-volume trading and real-time transactions.

• Built a high-performance trading engine using React, TypeScript, and Vite to process large volumes of real-time orders with minimal latency.

• Implemented multi-currency wallet management including deposits, withdrawals, and transaction tracking using MobX for efficient state handling.

• Integrated KYC/AML compliance workflows with Formik and Yup validation to ensure regulatory adherence and smooth onboarding.

• Designed responsive dashboards for balance tracking, order history, and portfolio monitoring using Tailwind CSS.

• Created real-time admin tools for liquidity monitoring, user management, and fraud detection using Socket.io.

• Applied advanced security practices including encryption, two-factor authentication, and cold storage strategies while maintaining strict type safety with TypeScript.

Sr. Web Developer | Creatix Technologies — Mar 2021 – Nov 2023

• Led development of a real-time poker platform delivering responsive, immersive gameplay across devices using React, TypeScript, and Tailwind CSS.

• Built a modular and reusable component system to ensure UI consistency and accelerate feature delivery.

• Optimized UI performance using React.memo, custom hooks, and memoized selectors to minimize re-renders and improve responsiveness.

• Implemented Redux Toolkit for scalable state management across player actions, table states, and in-game events.

• Developed a decentralized Web3 lottery platform with transparent and provably fair blockchain-based gameplay using Next.js and TypeScript.

• Designed responsive interfaces with real-time feedback for ticket purchases, countdown timers, and results.

• Integrated wallet connectivity supporting MetaMask, Coinbase Wallet, and other providers via RainbowKit and WalletConnect.

• Implemented gas estimation, transaction state handling, and robust error recovery for seamless blockchain interactions.

React.js Developer | EPAM Systems — Jan 2019 – Mar 2021

Developed a feature-rich project management platform for construction teams with task tracking, timelines, document handling, and collaboration features.
Engineered frontend architecture using React.js, TypeScript, and Material UI for a scalable, accessible design system.
Implemented optimized data-fetching and caching strategies to enhance dashboard performance and reduce redundant requests.
Improved responsiveness through pagination, batching, debounced fetches, lazy loading, and skeleton loaders.
Identified and resolved rendering bottlenecks using React.memo and dynamic imports (code splitting).
Built a scalable mental wellness platform enabling mood tracking, journaling, analytics, and offline support.
Designed modular architecture using TypeScript and MobX with clear separation of concerns and maintainable structure.
Created WCAG-compliant responsive interfaces using Sass, semantic HTML, and custom media queries.
Developed reusable schema-driven forms with react-hook-form and Zod for strong validation and type safety.
Implemented real-time journal syncing via Socket.io and offline persistence using localStorage caching.
Built analytics features with custom SWR hooks, optimistic updates, and caching strategies.
Applied atomic design principles and developed a reusable design system documented in Storybook.
Maintained high test coverage through comprehensive unit and integration testing.