Lead Backend Engineer (Python/FastAPI) – Digital Innovation Agency | Brazil

**About Truelogic** At Truelogic we are a leading provider of nearshore staff augmentation services headquartered in New York. For over two decades, we’ve been delivering top\-tier technology solutions to companies of all sizes, from innovative startups to industry leaders, helping them achieve their digital transformation goals. Our team of 600\+ highly skilled tech professionals, based in Latin America, drives digital disruption by partnering with U.S. companies on their most impactful projects. Whether collaborating with Fortune 500 giants or scaling startups, we deliver results that make a difference. By applying for this position, you’re taking the first step in joining a dynamic team that values your expertise and aspirations. We aim to align your skills with opportunities that foster exceptional career growth and success while contributing to transformative projects that shape the future. ****Our Client**** A global digital innovation agency with a balanced mix of engineering and creative talent. The organization partners with enterprise clients to solve complex challenges across modern platforms, emerging technologies, and AI, delivering scalable, end\-to\-end digital solutions across the full customer journey. **Job Summary** You will play a key role in building, maintaining, and scaling a core backend API platform. This is a highly hands\-on leadership role, where you will spend most of your time writing production code while guiding technical decisions and setting backend engineering standards. You will own the backend lifecycle, ensuring systems are robust, secure, and designed to scale. **Responsibilities** * Lead by example through hands\-on development of robust, scalable, and secure RESTful and event\-driven APIs using FastAPI and OpenAPI 3\.0\+. * Own backend architecture and technical execution, serving as a primary contributor to the codebase. * Establish and enforce best practices for API design, versioning, documentation, and maintainability. * Design and build modular, extensible backend systems integrating multiple services, databases, and third\-party clients. * Develop high\-performance, low\-latency APIs using async/await patterns, FastAPI, Pydantic, and SQLAlchemy. * Build reusable microservices, internal libraries, and backend components to support a distributed architecture. * Engineer for scale using asynchronous processing and task queues (Celery, RabbitMQ, Kafka). * Design and implement integrations with relational (PostgreSQL) and NoSQL (Redis) data stores. * Build cloud\-native backend services leveraging containerization (Docker) and orchestration (Kubernetes). * Implement authentication, authorization, and security best practices (OAuth2, JWT), ensuring compliance with industry standards. * Collaborate closely with product managers, frontend engineers, and QA teams to deliver high\-impact features. * Mentor backend engineers through code reviews, technical guidance, and best\-practice enforcement. * Own the full backend lifecycle from design and development through deployment, monitoring, and optimization. **Qualifications And Job Requirements** * 8\+ years of hands\-on backend engineering experience with Python, focused on API and service development. * Expert\-level experience with FastAPI, OpenAPI/Swagger, Pydantic, and SQLAlchemy. * Strong mastery of asynchronous programming in Python (asyncio). * Deep understanding of RESTful API design, versioning strategies, and API documentation. * Solid experience with PostgreSQL, Redis, and modern ORM patterns. * Proven experience building and running containerized services using Docker. * Practical experience with Kubernetes concepts and cloud platforms (AWS preferred). * Strong understanding of CI/CD pipelines, infrastructure\-as\-code, and observability tooling. * Hands\-on experience implementing API security standards (OAuth2, JWT) and mitigating common vulnerabilities. * Strong commitment to code quality, testing, and peer review. * Demonstrated technical leadership through mentorship, code reviews, and collaborative problem\-solving. * Excellent communication skills and ability to clearly explain technical decisions. **What we offer** * 100% Remote Work: Enjoy the freedom to work from the location that helps you thrive. All it takes is a laptop and a reliable internet connection. * Highly Competitive USD Pay: Earn an excellent, market\-leading compensation in USD, that goes beyond typical market offerings. * Paid Time Off: We value your well\-being. Our paid time off policies ensure you have the chance to unwind and recharge when needed. * Work with Autonomy: Enjoy the freedom to manage your time as long as the work gets done. Focus on results, not the clock. * Work with Top American Companies: Grow your expertise working on innovative, high\-impact projects with Industry\-Leading U.S. Companies. **Why You’ll Like Working Here** * A Culture That Values You: We prioritize well\-being and work\-life balance, offering engagement activities and fostering dynamic teams to ensure you thrive both personally and professionally. * Diverse, Global Network: Connect with over 600 professionals in 25\+ countries, expand your network, and collaborate with a multicultural team from Latin America. * Team Up with Skilled Professionals: Join forces with senior talent. All of our team members are seasoned experts, ensuring you're working with the best in your field. Apply now!