Backend Developer

Description

Job Summary: We are seeking a Backend Developer to work in a dynamic, results-oriented environment focused on building scalable, high-performance solutions for our digital entertainment platform. Key Highlights: 1. Leadership, autonomy, and accelerated learning 2. Development of scalable RESTful APIs and microservices 3. Collaboration with PMs and QA in defining technical requirements **About Us** We are continuously evolving—strengthening our infrastructure, expanding our capabilities, and advancing to the next level of digital entertainment in Brazil. As pioneers, we move forward with ambition, technology, and a focus on scale. We operate in real time, with millions of decisions occurring every second—and we seek people who want to grow alongside this journey. Here, you’ll find a dynamic, results-driven environment where leadership, autonomy, and accelerated learning are part of daily life. We value those who leverage technology to their advantage, embrace challenges, and aim to build something great. If you want to join a company undergoing continuous evolution—raising the bar and opening new opportunities—Apostou could be your next step. **Key Responsibilities** * Develop RESTful APIs and backend services for iGaming platform features—betting, payments, account management—with emphasis on performance and reliability. * Design and implement scalable solutions using microservice patterns, message queues, and event-driven architectures. * Write high-quality code—clean, testable, and well-documented—in accordance with standards set by the Tech Lead. * Develop and maintain automated tests (unit and integration) to ensure reliability and enable safe refactoring. * Actively participate in the code review process, providing constructive technical feedback. * Optimize performance of critical services—API latency, transaction throughput, cache usage. * Collaborate with PMs and QA in defining technical requirements and acceptance criteria. * Participate in on\-call rotations and production incident response, rapidly diagnosing issues. * Integrate AI tools into the development workflow—GitHub Copilot, test generation—to boost productivity. * Ensure secure development practices—input validation, authentication, authorization—following DevSecOps guidelines. * Document APIs, technical decisions, and architectural solutions for knowledge transfer. * Proactively contribute to the team’s technical improvement—proposing architectural enhancements and identifying technical debt. Requirements: **What We Expect From You** * Backend languages (Go, Java, Python, or Node.js) and REST APIs * Microservices, relational databases (PostgreSQL, MySQL), and NoSQL (Redis, MongoDB) * Message queues (Kafka, RabbitMQ), Docker, and Git * Automated testing and advanced SQL * Minimum 3 years of backend development experience with highly available APIs * Fluent English (technical documentation and code reviews) **Nice-to-Have Qualifications That Will Set Your Application Apart:** * Experience in fintechs, iGaming, or high-volume platforms * Cloud certifications (AWS/GCP Developer Associate) * Application security certifications Benefits * iFood Benefits * Health Insurance * Dental Insurance * Commuting Support * Birthday Day Off * *Benefits applicable only to CLT contracts* *If you seek challenges, continuous learning, and want to stand out by what you deliver, grow with us.* ***We’re excited to meet you!***