Senior Python Developer

Description

**What are we looking for?** We are seeking a Senior Backend Developer to work on the development and evolution of a high-transaction-volume Python API. The candidate will handle key technical decisions — from data modeling to integration architecture — and play an active role in ensuring system quality and performance. **Key Responsibilities:** Develop, maintain, and evolve backend APIs and services in Python. Ensure health and performance of transactional MySQL databases via DBaaS. Use BigQuery as the analytical foundation, modeling and optimizing high-volume queries. Actively participate in architecture decisions and code reviews within the squad. Collaborate with product and data teams to ensure high-quality, traceable deliveries. **Requirements:** Strong experience with Python for building APIs and backend services. Proficiency in SQL and experience with relational databases (MySQL or similar). Experience with cloud environments — GCP, AWS, or Azure. Familiarity with analytical tools such as BigQuery or equivalents. Experience with agile methodologies (Scrum and/or Kanban) in product teams. Ability to technically lead discussions and influence architectural decisions. **Nice-to-haves:** Experience processing large-scale data using Spark or PySpark. Advanced knowledge of BigQuery — partitioning, clustering, and cost optimization. Hands-on experience with DBaaS and best practices for production database management. Experience across multiple cloud providers (GCP \+ AWS or Azure). History of mentoring or serving as a technical reference for junior developers. **Work Location: Remote** **Why build your career at Meta?** We offer autonomy, clear goals, and a dynamic, challenging environment where professionals get to interact with diverse technologies, participate in all kinds of projects, bring new ideas, and work from anywhere in Brazil — and why not, the world. Additionally, we are one of the best companies to work for in Brazil according to Great Place to Work, and one of the top 10 fastest-growing companies in the country for three consecutive years, per the Informática Hoje Annual Report. **What are our values?** * We are people serving people * We think and act like owners * We have a drive for performance * We grow and learn together * We pursue excellence and simplicity * Innovation and creativity are in our DNA All individuals are welcome regardless of their condition, disability, ethnicity, religious belief, sexual orientation, appearance, age, or related factors. We want you to grow with us in a welcoming environment full of opportunities. If this resonates with you, then \#JoinMeta!