Senior Backend Engineer - Python

**What We’re Working On** At Lumenalta, we partner with global enterprises to build and scale high\-impact digital products. Our engineering teams work on complex, production\-grade systems that power real\-world experiences for millions of users. **What You’ll Do** * Design, build, and maintain scalable backend systems using Python, GraphQL, and AWS services * Implement microservices that interact with distributed systems and cloud infrastructure * Write robust, testable, and efficient code to support mission\-critical features * Collaborate with front\-end developers, product managers, and other backend engineers to deliver complete end\-to\-end solutions * Develop and manage serverless applications using AWS Lambda, DynamoDB, and ECS * Monitor system performance and help drive improvements in reliability and scalability * Participate in code reviews, technical design discussions, and sprint planning * Contribute to automation efforts across CI/CD, testing, and deployment **What We’re Looking For** * 7\+ years of backend development experience, with a strong focus on Python \*Experience building and maintaining GraphQL APIs or RESTful services \*Proven experience working with cloud infrastructure – preferably AWS Lambda, DynamoDB, ECS, and S3 \*Strong grasp of data modeling, system design, and distributed systems \*Familiarity with CI/CD practices and cloud\-native development \*Experience writing unit, integration, and performance tests \*A pragmatic problem\-solver who can balance shipping with long\-term scalability \*Excellent communication skills and the ability to work independently in a remote team This is a fully remote position open to candidates based in Latin America (LATAM). While location is flexible, candidates must be willing to maintain at least a 6\-hour overlap with core business hours, which are primarily aligned with the Pacific, Central, or Eastern U.S. time zones to ensure effective collaboration with project teams. This is an evergreen opening with no set deadline; we’re always excited to connect with professionals who want to help us build the future