Job Summary: bycoders_ is seeking a Senior Python Developer to work on the evolution of a complex platform, with a focus on product, UX, scalability, and technical quality. Key Highlights: 1. Working on the evolution of a complex platform with a product focus 2. Playing a key role in building features and strengthening technical capabilities 3. Contributing to architectural decisions and continuous platform improvements About bycoders_: At bycoders_, our core purpose is to drive digital transformation for companies through tailored technological solutions and corporate innovation workshops. For us, technology is a means to achieve goals—not the end goal itself. That’s why our process combines tools, methodologies, and, above all, people—indispensable elements for delivering high-performance results. We are a 100% remote software house—and we were born this way, long before remote work became a trend. Our solutions go beyond custom software; we also offer corporate innovation consulting and business modeling. We love challenges and believe there’s always something new to learn, focused on building businesses for people (our coders_) by people (our clients). Position Overview: We’re looking for a Senior Python Developer to work on the evolution of a complex platform, with a focus on product, user experience, scalability, and technical quality. This person will play a key role in building new features, refactoring critical flows, and strengthening the system’s technical foundation. Responsibilities: * Develop and evolve Python-based features with an emphasis on quality, performance, and maintainability; * Design and implement complex business rules; * Work with asynchronous processing using Sidekiq and Redis; * Model and optimize queries in Postgres; * Integrate and enhance search mechanisms with ElasticSearch; * Write automated tests using RSpec; * Actively participate in code reviews, contributing to the team’s code quality; * Collaborate closely with designers, front-ends, product owners, and QA engineers in solution development; * Contribute to architectural decisions and continuous platform improvements. Requirements: * Solid production-level Python experience; * Sidekiq; * Redis; * Postgres; * ElasticSearch; * Experience with automated testing (RSpec or similar); * Strong development practices (clean code, SOLID, design patterns); * Knowledge of REST APIs; * Experience with version control (Git); * Experience with Azure (deployment, managed services, storage, queues, etc.); * Experience developing medium-to-large-scale applications. Nice-to-Haves: * Experience with multi-tenant systems; * Experience with SaaS products; * Knowledge of observability, metrics, and monitoring; * Experience in environments that emphasize quality and testing. We’re Looking For Someone Who: * Communicates well and expresses ideas clearly; * Is curious and seeks to understand the “why” behind things; * Isn’t afraid to ask for help when needed; * Doesn’t hoard information: shares learnings and decisions; * Works well in teams; * Collaborates effectively with designers, front-ends, product owners, and QAs; * Takes ownership of the product—not just the code; * Is open to feedback and continuous learning; * Acts with empathy, respect, and a collaborative mindset. Benefits: 100% Remote Position – PJ R$ 175.00 monthly allowance for electricity and internet expenses. After 3 months: R$ 250.00 monthly allowance for professional development, because we want you to keep growing! Free access to the Alura platform, offering a wide range of courses for your growth. R$ 100.00 monthly allowance for health—whether at the gym or however you prefer. Want to upgrade your setup? R$ 1,000.00 per year to improve your work equipment! Plus: A paid week off every 6 months to recharge! If this resonates with you, apply now and help transform the digital world with us!