--- title: "Posts by Heemang Parmar | ProductOS" description: "CS engineer and IIM Lucknow MBA. Built products across enterprise and AI for 10+ years. Founded ProductOS to give every PM and founder the leverage of a full pr" url: https://productos.dev/blog/authors/heemang-parmar --- [Back to Blog](https://productos.dev/blog) ![Heemang Parmar](https://productos.dev/team/heemang-parmar.webp) # Heemang Parmar CS engineer and IIM Lucknow MBA. Built products across enterprise and AI for 10+ years. Founded ProductOS to give every PM and founder the leverage of a full product team. Writes about AI product development, PRDs, and building with agents. ## Articles by Heemang [![AARRR Metrics: A Practical Guide for Founders](https://mediumspringgreen-bee-313425.hostingersite.com/wp-content/uploads/2026/10/aarrr-hero-1024x572.webp) Product Metrics & Prioritization](https://productos.dev/blog/aarrr-metrics-founder-guide) [AARRR Metrics: A Practical Guide for Founders](https://productos.dev/blog/aarrr-metrics-founder-guide) A practical guide to AARRR metrics, with clear formulas, cohort definitions, a hypothetical SaaS case study, and origina... ![Heemang Parmar](https://productos.dev/team/heemang-parmar.webp) [Heemang Parmar](https://productos.dev/blog/authors/heemang-parmar) • Oct 14, 2026 [![Jev and the unbundling of AI: why agents need a decision layer](https://mediumspringgreen-bee-313425.hostingersite.com/wp-content/uploads/2026/09/jev-decision-layer-featured-2x-1024x538.png) AI Engineering in Production](https://productos.dev/blog/jev-decision-layer-ai-agents) [Jev and the unbundling of AI: why agents need a decision layer](https://productos.dev/blog/jev-decision-layer-ai-agents) Jev is not another chatbot. It is a decision model built to return typed judgments instead of prose. Here is what that c... ![Heemang Parmar](https://productos.dev/team/heemang-parmar.webp) [Heemang Parmar](https://productos.dev/blog/authors/heemang-parmar) • Sep 27, 2026 [![How to build an MVP: the 2026 playbook](https://productos.dev/blog/how-to-build-an-mvp/opengraph-image?v=2) Idea to MVP](https://productos.dev/blog/how-to-build-an-mvp) [How to build an MVP: the 2026 playbook](https://productos.dev/blog/how-to-build-an-mvp) A practical 2026 playbook for building an MVP: pick one problem and one user, cut scope hard, define success, use AI to... ![Heemang Parmar](https://productos.dev/team/heemang-parmar.webp) [Heemang Parmar](https://productos.dev/blog/authors/heemang-parmar) • Aug 28, 2026 [![What AI-native development actually means](https://mediumspringgreen-bee-313425.hostingersite.com/wp-content/uploads/2026/02/ai-native-development-1024x538.jpg) AI-Native Way of Working](https://productos.dev/blog/ai-native-development) [What AI-native development actually means](https://productos.dev/blog/ai-native-development) AI-native development means building your product process around AI as the default doer, not bolting a chatbot onto the... ![Heemang Parmar](https://productos.dev/team/heemang-parmar.webp) [Heemang Parmar](https://productos.dev/blog/authors/heemang-parmar) • Aug 26, 2026 [![How to use ChatGPT as a product manager (with prompts)](https://productos.dev/blog/chatgpt-for-product-managers/opengraph-image?v=2) AI for Product Managers](https://productos.dev/blog/chatgpt-for-product-managers) [How to use ChatGPT as a product manager (with prompts)](https://productos.dev/blog/chatgpt-for-product-managers) Copyable ChatGPT prompts for the PM tasks that eat your week: user research synthesis, PRD drafts, competitive analysis,... ![Heemang Parmar](https://productos.dev/team/heemang-parmar.webp) [Heemang Parmar](https://productos.dev/blog/authors/heemang-parmar) • Aug 25, 2026 [![The Complete SaaS Journey: From First Problem to Compounding Revenue](https://productos.dev/blog/complete-saas-journey/opengraph-image?v=2) Product Strategy](https://productos.dev/blog/complete-saas-journey) [The Complete SaaS Journey: From First Problem to Compounding Revenue](https://productos.dev/blog/complete-saas-journey) Most SaaS companies do not have a growth problem. They have a lifecycle problem hiding in the handoffs between product,... ![Heemang Parmar](https://productos.dev/team/heemang-parmar.webp) [Heemang Parmar](https://productos.dev/blog/authors/heemang-parmar) • Aug 22, 2026 [![How to build an app with AI: a 2026 walkthrough](https://productos.dev/blog/how-to-build-an-app-with-ai/opengraph-image?v=2) Idea to MVP](https://productos.dev/blog/how-to-build-an-app-with-ai) [How to build an app with AI: a 2026 walkthrough](https://productos.dev/blog/how-to-build-an-app-with-ai) A concrete, step-by-step 2026 walkthrough for building an app with AI, from a one-paragraph spec to a deployed product,... ![Heemang Parmar](https://productos.dev/team/heemang-parmar.webp) [Heemang Parmar](https://productos.dev/blog/authors/heemang-parmar) • Aug 19, 2026 [![11 AI tools every product manager should use in 2026](https://productos.dev/blog/ai-tools-for-product-managers/opengraph-image?v=2) AI for Product Managers](https://productos.dev/blog/ai-tools-for-product-managers) [11 AI tools every product manager should use in 2026](https://productos.dev/blog/ai-tools-for-product-managers) The 11 AI tools every product manager should use in 2026, from research and PRDs to prototyping and analytics, with what... ![Heemang Parmar](https://productos.dev/team/heemang-parmar.webp) [Heemang Parmar](https://productos.dev/blog/authors/heemang-parmar) • Aug 13, 2026 [![AI in product management: a complete 2026 workflow](https://productos.dev/blog/ai-product-management/opengraph-image?v=2) AI for Product Managers](https://productos.dev/blog/ai-product-management) [AI in product management: a complete 2026 workflow](https://productos.dev/blog/ai-product-management) A hands-on 2026 guide to AI product management: the end-to-end workflow across discovery, PRDs, prioritization, specs, a... ![Heemang Parmar](https://productos.dev/team/heemang-parmar.webp) [Heemang Parmar](https://productos.dev/blog/authors/heemang-parmar) • Aug 11, 2026 [![How to write a PRD: the complete 2026 guide](https://productos.dev/blog/how-to-write-a-prd/opengraph-image?v=2) PRD & Product Specs](https://productos.dev/blog/how-to-write-a-prd) [How to write a PRD: the complete 2026 guide](https://productos.dev/blog/how-to-write-a-prd) A practical, step-by-step guide to writing a product requirements document in 2026, covering the real sections a PRD nee... ![Heemang Parmar](https://productos.dev/team/heemang-parmar.webp) [Heemang Parmar](https://productos.dev/blog/authors/heemang-parmar) • Aug 10, 2026 [![RICE prioritization: a practical guide with examples](https://productos.dev/blog/rice-prioritization/opengraph-image?v=2) Product Metrics & Prioritization](https://productos.dev/blog/rice-prioritization) [RICE prioritization: a practical guide with examples](https://productos.dev/blog/rice-prioritization) A practical guide to RICE prioritization: what Reach, Impact, Confidence, and Effort mean, the scoring formula, a worked... ![Heemang Parmar](https://productos.dev/team/heemang-parmar.webp) [Heemang Parmar](https://productos.dev/blog/authors/heemang-parmar) • Aug 7, 2026 [![A product roadmap template that survives real teams](https://productos.dev/blog/product-roadmap-template/opengraph-image?v=2) Product Metrics & Prioritization](https://productos.dev/blog/product-roadmap-template) [A product roadmap template that survives real teams](https://productos.dev/blog/product-roadmap-template) The product roadmap template that survives real teams is Now / Next / Later with outcome-based cards, not a dated Gantt... ![Heemang Parmar](https://productos.dev/team/heemang-parmar.webp) [Heemang Parmar](https://productos.dev/blog/authors/heemang-parmar) • Aug 5, 2026