PYTHON BACKEND DEVELOPMENT · DAY 090
Python backend developer roadmap: lessons from production
Expona Admin · Oct 27, 2026 · 7 min read
Tag · 772 articles · 1 interview series
#Performance
Practical Performance articles, guides and code examples from the Expona engineering blog.
Articles
772 articles
PYTHON BACKEND DEVELOPMENT · DAY 091
When not to use Python: a practical Python Backend guide
Expona Admin · Oct 27, 2026 · 6 min read
PYTHON BACKEND DEVELOPMENT · DAY 093
FastAPI dependency injection for auth and roles explained
Expona Admin · Oct 27, 2026 · 10 min read
PYTHON BACKEND DEVELOPMENT · DAY 095
Django middleware explained: what developers should know
Expona Admin · Oct 27, 2026 · 6 min read
PYTHON BACKEND DEVELOPMENT · DAY 096
Pydantic v2 performance and features: a practical guide
Expona Admin · Oct 27, 2026 · 8 min read
PYTHON BACKEND DEVELOPMENT · DAY 098
Uploading to S3 with boto3 in Python Backend Development
Expona Admin · Oct 27, 2026 · 8 min read
PYTHON BACKEND DEVELOPMENT · DAY 099
Server-sent events in FastAPI: best practices explained
Expona Admin · Oct 27, 2026 · 7 min read
PYTHON BACKEND DEVELOPMENT · DAY 100
100 days of Python backend development: the recap explained
Expona Admin · Oct 27, 2026 · 6 min read
PRACTICAL AI & MACHINE LEARNING · DAY 003
NumPy basics for ML in Practical AI & Machine Learning
Expona Admin · Oct 27, 2026 · 7 min read
PRACTICAL AI & MACHINE LEARNING · DAY 010
Cross-validation explained: patterns, pitfalls and fixes
Expona Admin · Oct 27, 2026 · 7 min read
PRACTICAL AI & MACHINE LEARNING · DAY 028
Dimensionality reduction with PCA for AI & ML developers
Expona Admin · Oct 27, 2026 · 6 min read
PRACTICAL AI & MACHINE LEARNING · DAY 029
Anomaly detection for applications: a step-by-step guide
Expona Admin · Oct 27, 2026 · 10 min read
PRACTICAL AI & MACHINE LEARNING · DAY 031
PyTorch basics for developers: a practical AI & ML guide
Expona Admin · Oct 27, 2026 · 8 min read
PRACTICAL AI & MACHINE LEARNING · DAY 033
Training neural networks well: a practical AI & ML guide
Expona Admin · Oct 27, 2026 · 8 min read
PRACTICAL AI & MACHINE LEARNING · DAY 047
Building an AI chat feature: what developers should know
Expona Admin · Oct 27, 2026 · 9 min read
PRACTICAL AI & MACHINE LEARNING · DAY 049
Reducing LLM costs in Practical AI & Machine Learning
Expona Admin · Oct 27, 2026 · 9 min read
PRACTICAL AI & MACHINE LEARNING · DAY 052
Fine-tuning vs RAG vs prompting: lessons from production
Expona Admin · Oct 27, 2026 · 11 min read
PRACTICAL AI & MACHINE LEARNING · DAY 057
Deploying ML models with FastAPI for AI & ML developers
Expona Admin · Oct 27, 2026 · 9 min read
PRACTICAL AI & MACHINE LEARNING · DAY 058
Batch vs real-time predictions: best practices explained
Expona Admin · Oct 27, 2026 · 8 min read
PRACTICAL AI & MACHINE LEARNING · DAY 059
Model monitoring in production: best practices explained
Expona Admin · Oct 27, 2026 · 10 min read