Senior Software Engineer - Backend

7+ years of backend software engineering experience in production environments. Strong proficiency in Go, Java, or Python, with proven experience building and operating distributed systems. Solid understanding of API design, event-driven architecture, relational databases (PostgreSQL/MySQL), caching, and asynchronous processing. Hands-on experience with cloud-native deployment, observability, performance tuning, and incident response. Strong engineering fundamentals in testing strategy, code quality, and secure software practices. Demonstrated ability to lead technical initiatives, mentor engineers, and collaborate effectively with product and cross-functional stakeholders.

You are a pragmatic senior engineer who can balance speed and reliability, communicate clearly, and take ownership from design through production. You care deeply about maintainable architecture, measurable outcomes, and raising the technical bar of the team through reviews, coaching, and operational excellence.

XLSMART is building large-scale digital connectivity products used by millions of customers every day. You will join a backend engineering team responsible for high-availability platform services that power critical user journeys and business operations.