Doist

We create simple yet powerful productivity tools like Todoist, used by millions worldwide. Backend Engineer: Work on the backend that powers Todoist at scale (millions of users, billions of tasks). Current challenges: re-sharding, a new sync engine, and making our systems ready for the next decade. Our stack: Python, SQLAlchemy, MySQL, Redis, AWS, and an in-house Flask-like framework. We’re looking for strong Python skills, experience with at least one other language, and curiosity about using AI competently to improve both developer workflows and product features. Apple Engineer: Opening this week. Please check our careers page.