C

programming language, systems programming, low level
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The grandparent of modern programming languages and still the backbone of performance-critical systems. If your data engineering involves crafting high-performance ETL pipelines, database engines, or wrangling embedded systems, C is the ultimate low-level power tool. It’s lean, fast, and gives you granular control over memory—perfect for squeezing every ounce of performance out of your hardware.
But let’s not romanticize it too much. C is also unforgiving: no hand-holding, no garbage collection, and a single misplaced pointer can cause catastrophic bugs or security nightmares. It’s not the go-to for most data engineering tasks these days (Python, Scala, or Go will get you there faster), but if you’re optimizing critical systems or working close to the metal, C remains unmatched. Use it wisely—like a scalpel, not a chainsaw.

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Trainee ESG Advisory @ arup

ES | 2025-12-27
Arup’s ESG Advisory Trainee in Spain plugs you into fast-moving due diligence for energy and infrastructure deals, with a focus on ESG, regulatory context, and sustainable finance. You’ll assist... read more »
C, Management, Data Analytics, Word, PowerPoint
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Associate Credit Portfolio Officer - (Hybrid; 80%-100%) - (m/f/x/d) @ mygwork

ES | 2025-12-26 | EUR 28000 - 46000
This role with Swiss Re involves analyzing credit and surety portfolios to improve risk assessment and underwriting efficiency, with a notable differentiator being the integration of global market... read more »
Management, C, Microsoft, SQL, PySpark