Built and maintained a high-scale ELT platform serving RE/MAX LLC, a global real estate company. Rewrote complex SQL queries with incremental logic and snapshot functions for large-scale data modeling. Restructured large data pipelines into smaller, cohesive, observable units for maintainability. Added a CI job to detect hardcoded database references, enforcing environment-agnostic code. Technologies: Python, SQL, Snowflake, Apache Airflow, AWS, GitLab CI.

Designed and maintained backend services, REST APIs, and database schemas for a production fleet platform. Built scalable features handling high volumes of requests and data across distributed robots. Resolved multiple N+1 and slow-query issues, improving API response times and database resource usage. Implemented JWT token blacklisting and authentication hardening for improved security. Managed YAML-based GitLab CI/CD pipelines, ensuring safe, controlled deployments and test automation. Implemented monitoring and logging with Datadog and Sentry; led root-cause analysis on production incidents. Maintained a PR-based workflow with code reviews, clean commits, and technical documentation. Technologies: Python, Django, PostgreSQL, PostGIS, Redis, MongoDB, Docker, GitLab CI, Datadog, Sentry.

Built backend solutions, REST APIs, and automations for multiple clients using Python and Django. Delivered data pipelines, reporting tools, and workflow integrations. Built a mobile application using Flutter; currently developing a personal application in Golang. Technologies: Python, Django, PostgreSQL, REST APIs, Flutter, Golang.