Started in a frontend role and grew into a fullstack position across the Vue.js client and Django-based backend. Migrated components from Vue's Options API to the Composition API, improving maintainability and scalability. Refactored the codebase to enforce strong typing and consistent code standards. Built key modules from scratch, including a backtesting engine, an AI-powered chat feature, and a custom filter query builder. Designed microservices for trade reporting using Django, PostgreSQL, and ClickHouse for high-volume analytical queries. Authored complex, performance-sensitive REST API endpoints and queries over large volumes of trade data. Containerized services with Docker and deployed and maintained infrastructure on AWS.

Developed a lead-generation platform from scratch using Python/Flask (backend), React/TypeScript (frontend), and MSSQL. Refactored and extended the CalCom open-source monorepo (Next.js, Node.js, TypeScript, C#/.NET integrations) for scheduling features. Built Python automation scripts to streamline internal workflows. Designed landing pages in vanilla JavaScript and developed internal company applications. Containerized applications with Docker and managed deployments on AWS.

Sole backend developer for a caregivers platform, owning server-side architecture end to end — from database design to API delivery and deployment. Designed and built RESTful APIs with Python, NestJS, and C#/.NET, handling authentication, business logic, and data modeling. Modeled and maintained the relational database schema, optimizing queries as data volume grew. Took full technical ownership of the backend: independent architecture decisions, production issue resolution, and autonomous feature delivery. Containerized backend services with Docker and deployed and managed infrastructure on AWS. Built and maintained React.js and Angular frontends for an NFT marketplace and an ERP system.

Backend developer using Python, Kotlin, and Java. Frontend developer using React.js.

Fullstack developer on a cryptocurrency broker platform: React front end, Python back end. Built real-time charting with ApexCharts and WebSocket data feeds; integrated Google Maps and other third-party APIs. Configured a micro-frontend architecture with Webpack, combining React.js and Vue.js. Developed a custom ORM with SQLAlchemy and Flask, applying SOLID principles and design patterns. Wrote efficient SQL queries and automation scripts (data cleanup, automated emails, business logic) over large datasets. Managed deployments on Linux servers with Apache and process management with PM2.

Started as a frontend developer with React, later expanded into backend work with Django and Node.js. Built administration sites, delivery systems, and e-commerce applications for multiple clients. Containerized applications with Docker and deployed to AWS.

First professional software development role. Developed a hybrid delivery and taxi application using React Native. Built web application features with React.js, HTML, and CSS. Delivered projects on stipulated timelines.