h
hahoqi

Vladyslav

@hahoqi

Full Stack Developer and Telegram Bot Expert

Ukraine
Anglais, Ukrainien, Russe
Certaines informations sont présentées en anglais.
À propos de moi
I am a Full-Stack Software Developer with 5+ years of experience building scalable web apps, custom Telegram bots, and automated systems. I specialize in backend architecture and modern full-stack solutions. The tools I use: Frontend: React, Next.js, TypeScript, JavaScript, Tailwind CSS, HTML/CSS Backend: Python (Django, FastAPI), C# (.NET), Node.js, REST APIs Bots & Automation: aiogram, Webhooks, Stripe integration Databases: PostgreSQL, MySQL, SQLite I write clean code and deliver ready-to-scale solutions from idea to deployment.... Plus d’infos

Compétences

h
hahoqi
Vladyslav
hors ligne • 

Voir mes services

Chatbots réglementés
I will build a custom telegram bot for your business in python
De30 $US / projetPlus de détails

Expérience professionnelle

Full Stack Engineer

Self-Employed / Independent Projects • Freelance

Aug 2021 - Present • 5 yrs 1 mo

Full-Stack Software Engineer with 5+ years of experience delivering end-to-end web applications, automated business solutions, and custom integrations. Key achievements and technical responsibilities: Modern Web Development: Engineered high-performance web applications using Next.js (App Router), React, TypeScript, and Tailwind CSS, implementing hybrid rendering strategies (SSR/SSG) and strict type safety. Backend Architecture & APIs: Architected secure, scalable backend services using Python (Django, FastAPI) and C# (.NET). Built modular RESTful APIs, optimized ORM queries, and managed transactional integrity. Telegram Bots & Workflow Automation: Developed asynchronous, event-driven Telegram services with aiogram, capable of handling high-throughput messaging, sub-second response times, and third-party webhook integrations. E-Commerce & Payment Systems: Implemented full-cycle platforms featuring user authentication, session-based cart management, automated Stripe payment processing, and asynchronous checkout pipelines. Database & Infrastructure: Designed normalized relational schemas in PostgreSQL and MySQL with connection pooling. Managed deployments, version control (Git), and containerized environments (Docker). Focused on clean code, modular architecture (MVVM, OOP), and delivering reliable, scalable systems tailored to business goals.