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Full-Stack Developer with 3+ years solving complex technical challenges in high-load environments. Expert in JavaScript (ES2022), Python 3.9+, Node.js 16+, PostgreSQL, Redis, and REST/GraphQL APIs. TECH STACK: • Programming: JavaScript (ES2022), Python 3.9+, SQL, async/await patterns, type hints, decorators • Frontend: HTML5/CSS3, responsive design, DOM manipulation, WebSockets, PWA, accessibility (WCAG 2.1) • Backend: Node.js 16+, Express.js, FastAPI, Django, Flask, SQLAlchemy ORM, microservices architecture • APIs & Integration: REST APIs (OpenAPI 3.0), GraphQL (Apollo Server), Zendesk API, Smooch API, OAuth 2.0, JWT • Databases: PostgreSQL 14, Redis 6.2, SQLite, query optimization, indexing, connection pooling • Data & Analytics: Pandas, Matplotlib/Seaborn, Plotly, ReportLab, Excel integration, ETL processes • Automation: Selenium WebDriver, web scraping, Chrome automation, desktop apps (CustomTkinter) • Testing & DevOps: Jest, pytest, Git workflows, CI/CD pipelines, monitoring, performance profiling • Security: Input validation, secure coding practices, vulnerability assessment, role-based access control
