Responsible for creating, testing and shipping software - from API integrations to responsive UIs - with the best practices of UX, scalability, security and performance.- Created a scalable file upload pipeline capable of concurrently handling multiple users' multi-gigabyte files.- Increased a domain's daily email sending limit from 200 to 50000 by setting up DNS records and implementing email complaint handlers, securing its production access to AWS SES.- Developed a streaming platform for 2000+ tradeable cryptocurrencies, providing access to live market data.- Optimized a landing page's LCP, CLS and FID core web vitals through skeleton UIs and caching, reducing user bounce rates.- Implemented persistent login with OAUTH2 and JWT rotation middleware, allowing users to stay logged in for multiple days without reinserting their credentials.

Westpoint is an English startup focused on building digital solutions using AWS and serverless architecture. As a junior developer, I was responsible implementing and testing solutions using Node.js, Python, Typescript and React.Highlights:- Reduced an endpoint's average response time through query pagination, enhancing application performance and user experience.- Engineered a converter for 150+ FOREX currencies, delivering accurate rates through a RESTful API and WebSockets.- Implemented end to end, integration and unit tests with Jest, Supertest and Cypress to ensure theour services worked as expected and integrated seamlessly with each other.- Designed a responsive user dashboard for currency converter application.