Hamid Siyavashi

Hello! I'm a seasoned Senior Software and Web Application Developer with a proven track record of engineering robust systems since 2015. Over the years, I have deeply specialized in the FinTech, Banking, and Financial sectors, where uncompromising security, ultra-high throughput, and flawless fault tolerance are the baselines for success.

My technical expertise bridges the gap between complex, data-heavy backend architectures and dynamic, user-centric frontend experiences:

• Backend Mastery & Microservices I am highly proficient in Python and Golang, leveraging powerful frameworks like Django and Gin (with GORM). I architect and build scalable microservices designed to handle massive concurrent loads and process secure financial transactions.
• Cryptography & Security Infrastructure Deep understanding of cryptographic concepts and standards (RSA, GOST). Experienced in implementing and deploying Public Key Infrastructure (PKI) utilizing hardware tokens to ensure bulletproof system security.
• Advanced Architecture I am a strong advocate for clean, maintainable code. I actively implement Domain-Driven Design (DDD), Test-Driven Development (TDD), and Hexagonal Architecture for Golang services to ensure my systems are as scalable as they are resilient.
• Modern Frontend Engineering On the client side, I craft intuitive and highly responsive interfaces using React.js. To master the complexity of modern web applications, I employ the Feature-Sliced Design (FSD) architectural methodology, ensuring the frontend remains highly modular, scalable, and organized.

"Whether I am engineering a hyper-secure financial transaction engine or crafting a seamless, premium user dashboard, I thrive on solving complex technical challenges and delivering state-of-the-art software solutions that drive real business value."