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naz_naz_crypto

Naz N.

@naz_naz_crypto

Web3, Blockchain, Full Stack Developer

Ukraine
English, Ukrainian, Russian
About me
I’m a software developer specializing in Web3, backend architecture, and secure full-stack applications. My expertise: • Web3 & Blockchain: Smart contracts, Web3 wallets, crypto payment integrations (EVM, TRON). • Full-Stack Web: TypeScript, Java, HTML/CSS, Telegram bots & API integrations. • Software Engineering: Secure backend & desktop apps (Java, C++, Qt). Built an E2EE messenger from scratch with a custom binary protocol and elliptic curve cryptography. I deliver clean, optimized code. Let's discuss your project!... Read more

Skills

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naz_naz_crypto
Naz N.
Offline • 
Average response time: 1 hour

See my services

Decentralized Applications (dApps)
I will integrate web3 crypto payments and smart contracts
From$80 / projectMore details
API & Integrations
I will develop an advanced custom telegram bot with api integration
From$80 / projectMore details

Work experience

Upwork

Upwork

Freelance • 1 yr 1 mo

Software Engineer (C++ / Java)

Jan 2026 - Present • 4 mos

Developing a high-performance, E2EE messenger from scratch. Engineering a responsive client application using C++ and Qt/QML integrated with a robust Java backend. Implementing a custom binary protocol and Elliptic Curve Cryptography to ensure strict data security and privacy. Focusing on multi-threaded architecture and low-latency network communication.

Blockchain & Web3 Developer

Nov 2025 - Mar 2026 • 4 mos

Designed and implemented a web application for automated cryptocurrency payments. Integrated Web3 wallets and handled smart contract interactions across EVM-compatible and TRON networks. Optimized mobile UX for Android and iOS, implementing persistence logic to maintain stable wallet connections and prevent session drops. Developed the full-stack architecture, ensuring secure transaction processing and real-time status tracking. Configured and managed hosting environments, including domain setup and SSL maintenance.

Full-Stack Web Developer

Sep 2025 - Feb 2026 • 5 mos

Developed and deployed two full-featured e-commerce websites, focusing on performance and SEO optimization. Built and published specialized Telegram bots via API integrations to automate educational workflows. Managed the entire lifecycle of the projects, from initial coding to server deployment and ongoing maintenance. Handled system administration tasks, including Nginx configuration and hosting management.