people-ai - Backstory - Senior Software Engineer — XCore

• Design, build, and maintain highly performant, low-latency APIs and distributed microservices handling identity, authorization, user profiles, settings, and product configurations. • Own features end-to-end: from partnering with Product to shape and challenge requirements, through system design, implementation, and production monitoring. • Design and execute data pipelines that move massive volumes of data with guaranteed consistency and zero data loss, including audit-log systems and BI data exports. • Maintain and improve existing features based on user feedback and evolving product requirements. • Advocate for and introduce engineering best practices, including structured logging, cross-service request tracking, and robust error management. • Ensure high-quality observability through alerting, dashboards, tracing, and runbooks for all production services. • Build reusable internal tooling to reduce manual operations for engineering teams and enable customer support self-service. • Collaborate cross-functionally with Product, Design, and Engineering teams with clear and concise communication. • 5+ years of professional experience building backend systems in an enterprise environment • 2+ years of experience programming in Python or Scala • Proven experience building and orchestrating microservices and service-oriented architectures (SOA) • Deep understanding of databases, caching strategies, and low-latency service design • Experience designing clean, scalable APIs with a strong focus on client and end-user experience • Experience handling data synchronization from diverse external sources and designing high-consistency data pipelines • Comfortable taking ownership in an unfamiliar or legacy codebase and incrementally refactoring and improving it • Strong inclination toward automation and reducing manual operational toil • Experience with Spark or big data processing is a plus • Strong communication skills with the ability to act as a true partner to Product — challenging requirements and driving roadmap decisions