Data & BI
Hire Power BI Developers
Power BI developers who build models that stay correct, not dashboards that need explaining every month.
Power BI earns its place inside organisations already on Microsoft 365, where the distribution problem is solved and the real work is modelling. The tool is generous enough to let anyone build a report, which is exactly why so many estates end up with a dozen versions of the same number and no agreement on which is right.
When hiring, ignore the dashboard portfolio and look at the model. Ask how they would handle a many-to-many relationship, what they do when a measure is correct in a total but wrong in a breakdown, and how their refresh behaves on a fact table with a hundred million rows. Developers who understand filter context explain it plainly. Report builders change the subject to visuals.
What these engineers do
- Star schema semantic models with DAX measures that survive a change of filter context
- Power Query and dataflows with incremental refresh on tables too large to reload
- Row-level security, workspace governance and deployment pipelines across environments
- Performance work with DAX Studio, Tabular Editor and VertiPaq analysis
- Fabric and Direct Lake adopted where the workload warrants it, not by default
Delivered AI-first
AI assistance is used to draft DAX measures, Power Query transformations and the calculation groups behind time intelligence, and to document an inherited model that arrived with no documentation at all. Generated DAX is treated as a first draft and reconciled against a known-good figure before it reaches a report, because a measure that is wrong only under certain slicers is the single most damaging defect in this tool. Review discipline is unchanged. The measurable effect is throughput per engineer, not fewer reviews.