Keywords:
1. Introduction
2. The HIDE & SEEK pipelines
2.1. Ivy: Plugin-based workflow engine
2.2. Data structures: time-ordered data and Healpix maps
2.3. HIDE architecture
2.5. Quality assurance
3. Forward-modeling a Galactic survey at 990 – 1260 MHz with HIDE & SEEK
3.1. Simulating a Galactic survey with HIDE
3.2. Analyzing simulated data with SEEK
3.3. Forecast
4. Conclusion