• Led full-stack work on MortgageShots, handling over 5k daily users while keeping things fast and stable.

• Built React.js parts, then fine-tuned them - so pages loaded quicker while feeling smoother to use.

• Set up flexible Node.js and Express server features, building REST-style interfaces, login systems, also automated data handling flows.

• Built tailored tools and add-ons with WordPress, PHP, along with SQL - boosted performance while enabling fast rollout of new functions.

• Sped up the database by fine-tuning SQL queries while adjusting how data was organized. Also made APIs respond faster due to smarter structuring behind the scenes.

• Worked hand-in-hand with product folks and designers to roll out updates that matched company targets - helping lift user activity while keeping more people around.

• Used git and linux to keep versioning and deploy.

• Improved SEO and added processes to make sure it will always follow best practices.

• Help the developers testing features and applications, specially in a Agile Methodology Workflow.

• Created automations to test web applications using Cypress and Selenium.

• Worked directly with QA Team to create scripts they needed.

• Used Puppeteer to create automations in existents websites.