MirahLabs Engineering Blog
Technical insights, architectural deep-dives, and system designs authored by our product engineers and AI research leads.
Celery and Redis: Background Job Processing at Scale
Background tasks are essential for responsive web applications. Learn how to design reliable Celery task queues with Redis, handle retries, monitor with Flower, and avoid common pitfalls.
Advanced Python Generators: Coroutines, Subgenerators, and yield from
Generators are more than lazy lists. Master coroutine communication, two-way data streaming, and delegation using the `yield from` expression.
Writing C Extensions in Python: Cython, Pybind11, and Ctypes
When Python is too slow, compile key functions to C. Compare Cython, Pybind11, and ctypes for raw performance speedups in numeric and CPU-bound algorithms.
Building High-Performance CLI Tools with Python Click and Rich
Convert Python scripts into professional command-line interfaces. Build option parsers with Click and render styled logs, progress bars, and tables using Rich.
Python Performance Profiling: Finding and Fixing Bottlenecks
Before optimizing Python code, measure first. Learn how to use cProfile, py-spy, memory_profiler, and line_profiler to identify real bottlenecks—not the ones you assume.
SQLAlchemy 2.0: The Complete Migration Guide
SQLAlchemy 2.0 introduces a new style API, async-first design, and significant performance improvements. Learn what changed and how to migrate your Flask applications.