Frontend developer (React, NextJS)

На данный момент Software engineer (NextJS/NestJS).

Мои компетенции и опыт

Software Engineer — Fintech Company (NDA)
February 2025 – Present

Software Engineer responsible for developing and improving fintech products, including a cryptocurrency exchange platform and administrative portal. 
Led frontend initiatives, improved engineering workflows, and contributed to product architecture and development processes.

• Develop and maintain two production fintech applications: a cryptocurrency exchange platform and an administrative portal.
• Built complex trading interfaces, including exchange flows, transaction history, real-time market data, and administrative tools.
• Developed a real-time collaboration system using Server-Sent Events (SSE), implementing chats with reactions, replies, threads, forwarding, media attachments, previews, server subspaces, and other collaborative features.
• Integrated REST APIs and real-time communication using WebSocket and SSE.

• Led a small frontend team, conducted code reviews, mentored developers, and participated in architecture and technical decision-making.
• Designed and implemented the admin panel UI and design system, leveraging AI-assisted design workflows.
• Contributed to backend development by implementing features and bug fixes in NestJS/TypeScript services.

• Designed and introduced a structured AI-assisted development workflow, enabling coding agents to use task-specific project knowledge, improving development consistency and reducing recurring implementation errors.
• Established a backend-independent testing workflow by integrating MSW with Playwright for end-to-end testing using mocked API responses.
• Planned and executed engineering improvements, including migrating two production applications from ESLint to Oxlint.
• Improved developer experience by introducing Storybook, maintaining coding standards, and optimizing development workflows.

Tech stack: нужен доступ к резюме , React, TypeScript, NestJS, TanStack Query, Tailwind CSS, Ant Design, shadcn/ui, Radix UI, Framer Motion, Storybook, Vitest, Playwright, MSW, REST API, WebSocket, SSE, PostgreSQL, Prisma, Docker, Oxlint.