Абдукодир Арифжанов

Containerized services with multi-stage Docker builds, reducing image size and improving deployment efficiency through dependency-layer caching. Implemented a cloud-based media pipeline using AWS S3 and django-storages, supporting scalable file uploads, and integrated automatic WebP image compression. Refactored application architecture by removing apps and simplifying database relationships to reduce system complexity.

Backend Developer at Freelance (2026-06 – Present)

• Containerized services with multi-stage Docker builds, reducing image size and improving deployment efficiency through dependency-layer caching.
• Implemented a cloud-based media pipeline using AWS S3 and django-storages, supporting scalable file uploads, and integrated automatic WebP image compression.
• Refactored application architecture by removing apps and simplifying database relationships to reduce system complexity.

Intern Backend Developer at Deepen (2026-02 – 2026-05)

• Designed and implemented a streak tracking system from scratch, including database schema design and full backend logic.
• Identified and resolved N+1 query issues across multiple APIs using Django query counting tools — reducing query count in one endpoint from 500+ to ~20 using joins and subqueries.
• Developed and modified RESTful APIs, including implementing filtering functionality, and tested them to ensure correct responses and performance.
• Collaborated closely with project management, QA, and design teams — participating in team meetings and contributing effectively within an agile workflow.

B.Sc. in Computer Science – Millat Umidi University (2025-09)