Senior Full Stack Engineer at Blackbaud

Delivered core LMS workflows (assignments, grading, reporting) for a platform used by 3,000+ users, improving reliability and handling complex grading edge cases. Improved application performance by 20-30% through query optimization, caching strategies, and frontend rendering improvements. Designed and implemented scalable NestJS APIs with validation, structured error handling, and consistent service patterns. Built reusable React components and managed complex state using Redux Toolkit and React Query across grading and reporting workflows. Reduced API latency by eliminating N+1 queries and optimizing indexing for reporting-heavy endpoints. Implemented Redis caching (TTL and invalidation), improving response times by ~20%. Designed backend workflows using AWS Lambda, S3, and RDS, enabling scalable data processing and asynchronous job handling. Built AI-assisted grading features using OpenAI and implemented structured LLM pipelines with validation, retries, and fallback handling.

Full Stack Engineer at Lottie

Built a care-provider marketplace UI for a multi-tenant healthcare platform, enabling users to search, filter, and compare care services with real-time availability and pricing, serving thousands of users. Developed data-heavy search and filtering interfaces (pagination, sorting, dynamic queries) optimized for large provider datasets. Implemented multi-tenant workflows across consumer onboarding and provider dashboards with RBAC and strict data isolation. Improved frontend performance by ~25% through code splitting, caching, and optimized rendering for high-volume listing views. Designed and implemented REST and GraphQL APIs for provider listings and matching logic, improving query efficiency by ~15%. Built backend workflows for aggregating provider availability and pricing data, ensuring consistency with retry and idempotency handling. Integrated LLM-based summarization (Gemini API) to generate structured care insights and supported Docker-based deployments with CI/CD pipelines.

Full Stack Developer at Edufuturo

Built dashboards and course workflows used by ~5,000 users across web and mobile platforms. Developed reusable UI components and integrated them with backend APIs. Implemented Node.js/NestJS APIs for messaging, notifications, and assignments. Improved API performance by ~25% through service and query optimization.