Chime is looking for a senior engineer to build and evolve our core messaging and low-latency data-sharing platforms – the backbone of information exchange across Chime services. The Application and Language Frameworks team also owns key systems that shape the developer experience and engineering consistency, including: Caching – Redis governance, patterns, and operational improvements; Job Processing – Async local and distributed messaging systems; Unified Tooling – Shared Rails libraries for logging, tracing, security, and other cross-cutting features, plus PII masking and schema enforcement; Language and Engineering Excellence – Ruby versioning, Jemalloc/YJIT, Rails generators, best practices, with expansion into future languages. You’ll work at the intersection of infrastructure and the application layer, delivering frameworks and tooling that free product engineers to focus on features while ensuring scale, reliability, and consistency.