Big data hiring trends, data engineer and data architect staffing insights, and guidance on building analytics teams with expertise in Hadoop, Spark, cloud data warehouses, and modern data stack technologies.
By Tom Kenaley, President and Senior Partner, KORE1 A chief data officer job description should state the year-one goal, the reporting line, any duties a regulator expects someone to be named for, what the CIO, CISO, and AI leader keep, and a real pay range. Responsibilities come after that. Most CDO postings flip the order. … Read more
A data foundation is built in order, starting with raw data kept untouched, one checked record per entity, then a few published tables. The dashboard comes last.
By Mike Carter, Managing Director, KORE1 A big data engineer job description has to state the daily data volume, the platform with its Spark, Hadoop, and Java versions, and whether the hire will run the cluster or move off it. Our 2026 salary guide puts mid-level base pay between $134,000 and $152,000, and seniors land … Read more
By Jennifer Burdick, Recruiting Manager, KORE1 Big data engineer interview questions worth asking test the physics of scale, such as where a shuffle’s partition count came from, what fills a NameNode’s memory, and why a Kafka consumer group stalls on every deploy. Ask for definitions of the four Vs or lazy evaluation during a phone … Read more
A single source of truth is one canonical record per borrower, a validation library, and an uncertainty tag on every field that cannot be trusted yet.
By Robert Ardell, Co-Founder and Strategic Advisor, KORE1 An Informatica developer job description works when it names which Informatica product the person will actually open, how far along the move off PowerCenter is, whether data quality is part of the job, and the pay. Most name none of those. They say “Informatica” and stop there, … Read more
By Mike Carter, Managing Director, KORE1 Informatica developer interview questions in 2026 should test how a candidate proved a migrated mapping still produced the same numbers, which Informatica products they actually worked in, and what their old PowerCenter jobs could not carry to the cloud. Syntax questions about transformation types are answerable from any certification … Read more
By Jennifer Burdick, Recruiting Manager, KORE1 Informatica developers earn $95,000 to $210,000 in 2026, with maintenance-only PowerCenter work at the bottom of that range and PowerCenter-to-IDMC migration leads at the top. The gap is not seniority. It is which side of the migration the work sits on, and most reqs are still priced as though … Read more
By Tom Kenaley, Co-Founder and President, KORE1 To hire an Informatica developer in 2026, first work out which of the four Informatica products you actually run, then price and screen against that one. Most U.S. hires land between $94,000 and $170,000. The spread has very little to do with seniority. It tracks which product sits … Read more
An OCR project stalls because the accuracy number it reports was never the number the business needed. What to build instead, in six weeks.
