Backend case study
EduQuery API
A course catalog API designed to handle complex filtering and relational data.
Available for Internships & Junior Roles
Abu Hanif — Python & Django Developer Designing Reliable Backend Systems with Python & Django
I specialize in designing asynchronous workflows, optimizing read-heavy relational databases, and building idempotent APIs. Rather than just writing code that works, I focus on building fault-tolerant systems that can scale under pressure and recover gracefully from failures. I enjoy analyzing bottlenecks, establishing robust data models, and automating deployment pipelines to ensure reliable production delivery.
Education
BSc in Computer Science & Engineering
Green University of Bangladesh
Final Year Student
Expected Graduation: January 2027
Building practical backend systems through hands-on projects.
I enjoy understanding why systems fail, measuring performance, and improving software through profiling, caching, and better architectural decisions.
What I Build
Backend Architecture
REST API Development
Authentication & Security
Database Design
Performance Optimization
Deployment & DevOps
Engineering Workflow
Requirement Analysis
Defining constraints and business logic.
System Design
Architecting robust and scalable infrastructure.
API Development
Building secure and efficient endpoints.
Database Architecture
Optimizing queries and data integrity.
Testing & Optimization
Ensuring reliability and maximum performance.
Deployment & Monitoring
Shipping to production and monitoring health.
Philosophy
Engineering Principles
These core beliefs guide my approach to designing and building reliable backend systems.
Performance First
Optimization driven by profiling and data, not assumptions.
Security by Default
Authentication, validation, and zero-trust baked into the core.
Scalable Architecture
Designing decoupled systems that gracefully handle growth.
Clean & Maintainable Code
Clear conventions because code is read far more than written.
Continuous Learning
Staying ahead of new standards and evolving best practices.
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Selected Projects
A closer look at what I build
Other projects
Nexus Data Pipeline
An asynchronous data aggregation pipeline built with Celery and Redis to process background events.
Technology Stack
Technical Skills
Building production-ready backend applications using modern technologies focused on scalability, security, maintainability, and performance.
Current Focus
- AI Backend Development
- Distributed Systems
- Performance Optimization
- Production Deployment
AI
- OpenAI
- Gemini
Backend
- Django
- DRF
Database
- PostgreSQL
- Redis
DevOps
- Docker
- Linux
- Heroku
Languages
- Python
Testing
- Pytest
- Locust
Technical Articles
Recent articles
2 min read
Why Your PostgreSQL Queries Are Slow (And How to Fix Them)
An in-depth look at debugging a 3-second API endpoint, fixing an N+1 query, and implementing the correct PostgreSQL index.
Database
2 min read
Building a Reliable Background Worker System with Celery
How to offload heavy tasks in Django using Celery and Redis, including architectural diagrams and best practices.
Architecture
2 min read
Building a Reliable Background Worker System with Celery and Redis
How to offload heavy tasks in Django using Celery and Redis, including architectural diagrams and best practices.
Architecture
Contact
Looking for a Django backend engineer?
I'd be happy to discuss your project, internship, or full-time opportunity.
Usually replies within 24 hours.