Engineering &
Perspectives.

Original research, engineering deep dives, and product thinking from the desk of Anurag Wagh.

Business
Sep 13, 2026

How Duolingo Monetizes Without Making Education Worse

Duolingo is free, addictive, and profitable. Here's the exact monetization strategy behind streaks, hearts, and Super Duolingo โ€” and why it actually works for learners too.

Read article
AI & Deep Tech Leaders
Sep 13, 2026

How Swiggy Built a Logistics Network in Cities Where No Addresses Existed

Swiggy didn't just build a food delivery app. They solved a logistics problem that Google Maps hadn't โ€” delivering to places that technically don't exist on any map.

Read article
Business
Aug 17, 2026

Why Startups Need a Forward Deployed Engineer Before a Sales Engineer

Most startups hire sales engineers too early and wonder why deals stall. A forward deployed engineer closes the gap between product and customer faster than any sales motion can.

Read article
Engineering
Aug 17, 2026

How to Build Internal Tools Fast as an FDE โ€” The Standard Toolkit

FDEs ship internal tools in hours, not sprints. Here's the exact toolkit and approach forward deployed engineers use to build fast at customer sites.

Read article
AI & Deep Tech Leaders
Jul 23, 2026

Mayura vs Sarvam-Translate: Which Indian Translation API

Picked the wrong Sarvam translation model and shipped stiff, robotic Hinglish? Here's exactly when to use Mayura vs Sarvam-Translate.

Read article
AI & Deep Tech Leaders
Jul 23, 2026

Sarvam Saaras v3 vs Whisper vs Google STT: 2026 Benchmark

Whisper crushes English audio, then falls apart on a Hindi-English call. Here's the real WER data on Sarvam Saaras v3, Whisper, and Google STT.

Read article
Engineering
Jul 18, 2026

API Integration Patterns Every Forward Deployed Engineer Uses

FDEs live in customer codebases fixing broken integrations under pressure. These are the API patterns you will use every week in the field.

Read article
AI & Deep Tech Leaders
Jul 18, 2026

Sarvam-105B vs Sarvam-30B: Which Model to Use

Sarvam-105B vs Sarvam-30B: same MoE lineage, different job. Here's the architecture, benchmark, and cost breakdown to pick the right one.

Read article
Engineering
Jul 18, 2026

How to Debug a Production Issue at a Customer Site in Under an Hour

Production is down at a customer site and all eyes are on you. Here's the exact debugging process FDEs use to diagnose and resolve issues fast.

Read article
Engineering
Jul 17, 2026

How Forward Deployed Engineers Read a Codebase They Have Never Seen

Dropped into a customer codebase with zero context? Here's exactly how forward deployed engineers get productive in hours, not weeks.

Read article
Engineering
Jul 17, 2026

The Technical Skills Every Forward Deployed Engineer Needs

FDEs ship at customer sites with no safety net. Here are the exact technical skills that separate forward deployed engineers who deliver from those who struggle.

Read article
Engineering
Jul 17, 2026

How to Build an Indian Language Voiceover App Using Sarvam Bulbul v3 API

Build a regional Indian language text-to-speech app using Sarvam Bulbul v3 API. Complete guide covering secure proxy setup, Base64 audio decoding, speaker selection, and pace control.

Read article
Page 1 of 7