Toptal
Full-stack Engineer
2022 - Present (2 years)
• Developed a GIS-based proof of concept in collaboration with clients and stakeholders, showcasing its potential to streamline business operations. This initiative led to securing the project, contributing to an estimated 20% increase in revenue. • Spearheaded the implementation of a multi-tenant GIS architecture, significantly enhancing scalability and flexibility by 30%, which contributed to a 15% boost in client acquisition and retention rates. • Engineered cost-effective GIS projects utilizing TypeScript, React, Mapbox, and Anaplan, reducing development costs by 25% while improving project delivery speed by 20%, leading to a 10% increase in overall client satisfaction. • Architect and data engineered the sales data set, optimizing visualization and analysis. This enhancement improved data processing efficiency by 40% and facilitated a 25% increase in actionable insights for sales strategies. • Developed the front end with React, Vite, and Ant Design, ensuring a user-friendly experience. Integrated AWS SES and S3, which enhanced scalability and reduced costs by 30%, resulting in a 15% increase in user engagement and satisfaction. • Designed and implemented AWS architecture, leveraging cloud technologies to achieve optimal performance. This resulted in a 40% improvement in system reliability and a 25% reduction in operational costs. • Built the backend using Nest.js and TypeScript, integrating Prisma and PostgreSQL for robust data management. This implementation improved data reliability by 35% and reduced database query times by 20%, leading to a more efficient and scalable application. • Implemented modern software engineering processes with Agile methodologies, CI/CD pipelines, Git for version control, and Jira for project management, resulting in a 20% increase in development efficiency and a 15% reduction in time-to-delivery.