About me: I am a highly experienced Senior Full Stack Developer with over 18 years of hands-on expertise in building web applications, specializing in fintech and payments. My technical proficiency spans backend microservices, event-driven and real-time systems, and production observability, with a strong focus on Node.js, NestJS, React/TypeScript, MongoDB, and Stripe integrations. I have successfully led multiple banking initiatives end-to-end, demonstrating strong project ownership and leadership skills. My experience includes designing and implementing advanced AI-driven solutions, scalable microservices, and real-time messaging architectures. I am fluent in English, Russian, and Hebrew, and excel in cross-functional collaboration, problem-solving, and delivering cohesive software solutions. My background is further enriched by a deep commitment to reliability, security, and innovation in every project I undertake.