New York

October 15–17, 2025

Berlin

November 3–4, 2025

London

June 2–3, 2026

Tiffany Jachja

Tiffany Jachja is a Senior Engineering Manager at Yahoo, where she leads the Core Tech team for Yahoo News, building scalable, resilient systems that power millions of readers. With a background spanning platform engineering, machine learning, and developer relations, she’s passionate about creating high-performing teams and helping engineers to do their best work. Tiffany is also a career coach and frequent speaker, sharing strategies for technical leadership, career growth, and thriving in fast-paced tech environments.

Measuring productivity without freaking people out

How to keep a healthy culture when you put developers under the microscope

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Prove the value of platform engineering

How to justify the cost of your biggest engineering investment.

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What are qualitative productivity metrics – and how do we measure them?

If your team is hitting key delivery metrics, we assume everything in the lifecycle before production is sound. However, we know that traditional metrics only tell half the story.

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Does ‘shifting security left’ really work?

"Shifting security left" is a term in modern DevOps that refers to the practice of integrating security measures earlier in the software development lifecycle (SDLC).

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Breaking down silos between frontend and backend

Join us for this panel, where we explore how can managers help break down cultural and technical silos, and foster better collaboration between these critical teams.

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