Ninad Malvankar — Engineering Articles https://ninadmalvankar.com/ Engineering leadership, system design, and architecture insights by Ninad Malvankar, Architect at Upstox. AWS Certified cloud architect with 12+ years in FinTech platform engineering. en-us Ninad Malvankar (ninadmalvankar.com) Ninad Malvankar (ninadmalvankar.com) Sat, 09 May 2026 00:00:00 +0530 Sat, 09 May 2026 00:00:00 +0530 10080 https://ninadmalvankar.com/og-image.svg Ninad Malvankar — Engineering Articles https://ninadmalvankar.com/ Engineering Leadership Cloud Architecture FinTech Engineering System Design How a Bad Webpack Config Can Silently Destroy Frontend Performance https://medium.com/@ninad.malvankar23/how-a-bad-webpack-config-can-silently-destroy-frontend-performance-0622df39323f Misconfigured bundlers don't always throw errors — sometimes they just make your app slower in ways that are hard to detect. A deep dive into the subtle ways webpack config mistakes can silently kill frontend performance. Misconfigured bundlers don't always throw errors — sometimes they just make your app slower in ways that are hard to detect. A deep dive into the subtle ways webpack config mistakes can silently kill frontend performance.

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]]> Thu, 01 Jan 2025 00:00:00 +0530 https://medium.com/@ninad.malvankar23/how-a-bad-webpack-config-can-silently-destroy-frontend-performance-0622df39323f Ninad Malvankar Frontend Engineering Webpack Performance Optimization Spring Security Meets Java 21: A Closer Look at Firewall Controls https://medium.com/@ninad.malvankar23/spring-security-meets-java-21-a-closer-look-at-firewall-controls-db4a9fc1d897 Many backend engineers upgrade to the latest Java and Spring versions for performance gains — but overlook deeper security implications. A closer look at how Spring Security's firewall controls behave in a Java 21 environment. Many backend engineers upgrade to the latest Java and Spring versions for performance gains — but overlook deeper security implications. A closer look at how Spring Security's firewall controls behave in a Java 21 environment.

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]]> Fri, 01 Nov 2024 00:00:00 +0530 https://medium.com/@ninad.malvankar23/spring-security-meets-java-21-a-closer-look-at-firewall-controls-db4a9fc1d897 Ninad Malvankar Backend Engineering Spring Security Java What Happens When You Outgrow Mentorship? Lessons from a Principal Engineer https://medium.com/@ninad.malvankar23/what-happens-when-you-outgrow-mentorship-lessons-from-a-principal-engineer-0f7bc0672aa7 Outgrowing formal mentorship can feel isolating. Treating yourself like a system — running personal retrospectives each quarter and building your own feedback loop — is how growth continues at the principal level. Outgrowing formal mentorship can feel isolating. Treating yourself like a system — running personal retrospectives each quarter and building your own feedback loop — is how growth continues at the principal level.

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]]> Tue, 01 Oct 2024 00:00:00 +0530 https://medium.com/@ninad.malvankar23/what-happens-when-you-outgrow-mentorship-lessons-from-a-principal-engineer-0f7bc0672aa7 Ninad Malvankar Engineering Leadership Principal Engineer Career Growth The Role of a Principal Engineer — Leadership Without Authority https://medium.com/@ninad.malvankar23/the-role-of-a-principal-engineer-leadership-without-authority-c4f7b6dc1ccf Embracing ambiguity, driving clarity, and working through influence — not authority. It's not about how much code you write, it's about how many people you help move faster, safer, and smarter. Embracing ambiguity, driving clarity, and working through influence — not authority. It's not about how much code you write, it's about how many people you help move faster, safer, and smarter.

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]]> Sun, 01 Sep 2024 00:00:00 +0530 https://medium.com/@ninad.malvankar23/the-role-of-a-principal-engineer-leadership-without-authority-c4f7b6dc1ccf Ninad Malvankar Engineering Leadership Principal Engineer Technical Leadership