Developed and delivered a new Coalesce Task for the Pipeline Service in the smartcontractkit/chainlink repository, aimed at improving the resilience of data pipelines by selecting the first non-nil, non-error input from multiple sources. This Go-based backend feature simplifies fallback logic, reducing pipeline failures caused by missing or optional data. The implementation focused on robust error handling and pipeline orchestration, with comprehensive test coverage and integration into the existing CI workflow. By streamlining how fallback data is processed, the work increased reliability and throughput for data processing tasks, demonstrating effective use of Go and backend development practices within a PR-driven workflow.