Telnyx - Junior Software Engineer, Python

• 5+ years of professional software development experience with an object-oriented programming language • Experience with web application development using Python (FastAPI, aiohttp, or similar). • Experience designing and building RESTful APIs. • Experience working with asynchronous programming • Comfort working with PostgreSQL and relational databases at scale, including schema migrations, raw SQL queries and query optimization. • Experience with event-driven architectures and message brokers (RabbitMQ, Kafka or similar). • Experience in a highly available, uptime-critical production environment. • Deep knowledge of microservice architecture patterns and anti-patterns • Familiarity with Docker, Kubernetes, Consul, GitHub Actions, Argo CD, Prometheus, or OpenTelemetry. • Strong troubleshooting skills — you can dig through logs, query databases, trace distributed systems, and read unfamiliar code to get to the bottom of an issue. • Comfortable owning services in production, including on-call responsibilities and incident resolution. • Comfortable using AI coding agents as part of your investigation workflow, while knowing when to rely on your own judgement. • Experience with billing, tax, or financial systems. • Telecom domain knowledge • Experience with SQLAlchemy and Alembic. • You take a thoughtful approach to decision making, knowing when to move fast and when to long-term optimize. • You want to work in a fast-paced, product-driven environment. • You keep up to date with the latest technologies and patterns, and enjoy sharing what you've learned. • Familiarity with agent communication protocols (MCP, A2A). • Experience building AI agents or LLM-powered applications. • #LI-KG1 • #LI-BRAZIL