---
title: "Mayank singh - SDE-1 in Bengaluru | Tal"
description: "Meet Mayank singh, Immediate Joiner | SDE-1 @Coinswitch | Golang · Microservices · Fintech Systems | Ex-SDE Intern @Coinswitch Specialist @codeforces | Leetcode @1750 | IIIT Gwalior 2025 | Open for SDE-1 Role based in Bengaluru. AI stack includes claude code, gemini, and grok."
image: "https://tal.club/meet/mayank-singh-13/share-image"
---

# Mayank singh on Tal

## Headline

Immediate Joiner \| SDE\-1 @Coinswitch \| Golang · Microservices · Fintech Systems \| Ex\-SDE Intern @Coinswitch Specialist @codeforces \| Leetcode @1750 \| IIIT Gwalior 2025 \| Open for SDE\-1 Role

## About

I'm a Backend engineer at CoinSwitch, building and scaling distributed microservices for millions of crypto users\. strong in Go, System design, and Data Structure and Algorithm\. 🛠 𝐓𝐄𝐂𝐇 𝐒𝐓𝐀𝐂𝐊 Go • PostgreSQL • Redis • AWS \(S3, SQS\) • Docker ⚡ 𝐑𝐄𝐂𝐄𝐍𝐓 𝐖𝐎𝐑𝐊 ▸ Cut INR withdrawal processing from 𝟐𝟐𝟖 𝐦𝐢𝐧𝐮𝐭𝐞𝐬 → 𝟏\.𝟒𝟖 𝐦𝐢𝐧𝐮𝐭𝐞𝐬 \(𝟗𝟗\.𝟒% 𝐟𝐚𝐬𝐭𝐞𝐫\)\. ▸ Reduced Market Maker wallet whitelisting turnaround by 95% — engineered a Go compliance pipeline with S3 video KYC, RSA\-signed SQS handoffs, and Slack\-threaded review across microservices ▸ Built INR deposit onboarding pipeline\- 2FA bank whitelisting \+ automated Virtual Account Number provisioning\. ▸ Primary on\-call for the settlement stack — triaged 200\+ alerts and 15\+ production incidents 🏅 𝐂𝐨𝐝𝐢𝐧𝐠 𝐀𝐜𝐡𝐢𝐞𝐯𝐞𝐦𝐞𝐧𝐭 𝐈’𝐯𝐞 𝐬𝐨𝐥𝐯𝐞𝐝 𝟏𝟎𝟎𝟎\+ 𝐃𝐒𝐀 𝐩𝐫𝐨𝐛𝐥𝐞𝐦𝐬 𝐚𝐜𝐫𝐨𝐬𝐬 𝐋𝐞𝐞𝐭𝐜𝐨𝐝𝐞, 𝐆𝐅𝐆 & 𝐂𝐨𝐝𝐞𝐟𝐨𝐫𝐜𝐞𝐬, 𝐚𝐧𝐝 𝐫𝐚𝐧𝐤𝐞𝐝 𝐚𝐦𝐨𝐧𝐠 𝐭𝐡𝐞 𝐭𝐨𝐩 𝟏𝟎% 𝐨𝐧 𝐋𝐞𝐞𝐭𝐜𝐨𝐝𝐞\. 𝐈 𝐚𝐥𝐬𝐨 𝐚𝐜𝐡𝐢𝐞𝐯𝐞𝐝 𝐚 𝐆𝐥𝐨𝐛𝐚𝐥 𝐑𝐚𝐧𝐤 𝟒𝟐 𝐢𝐧 𝐂𝐨𝐝𝐞𝐂𝐡𝐞𝐟 𝐒𝐭𝐚𝐫𝐭𝐞𝐫𝟏𝟓𝟐 📬 𝐋𝐄𝐓'𝐒 𝐓𝐀𝐋𝐊 I'm driven by curiosity, clean architecture, and a desire to build things that scale\. Actively seeking challenging SDE\-1 roles where I can contribute meaningfully and grow with a great team\. 𝐂𝐨𝐧𝐭𝐚𝐜𝐭 𝐃𝐞𝐭𝐚𝐢𝐥𝐬 This is my email\-id \- singhmayank6396@gmail\.com phoneNumber \- 6396507966

## Location

Bengaluru

## AI stack

claude code

gemini

grok

## Work experience

SDE\-1 at CoinSwitch, Jul 2025 \- Present · 1 yr 4 mos, Bengaluru, Karnataka, India, Worked on implementing INR withdrawal automation system, reducing transaction processing time from 228 minutes to 1\.48 minutes \(99\.4% improvement\)\. Built INR deposit onboarding pipeline in Go with 2FA bank account whitelisting, automated compliance review, and Virtual Account Number provisioning\. Engineered Market Maker Dashboard onboarding workflows with IP whitelisting ticket generation and SMTP email notifications, reducing manual onboarding efforts by 80%\. Served as primary on\-call engineer, resolving customer production issues and 200\+ system alerts to maintain high availability and reliability\.

SDE Intern at CoinSwitch, Jan 2025 \- Jun 2025 · 6 mos, Bengaluru, Karnataka, India

Software Engineer Intern at CoinSwitch, Jan 2025 \- Jun 2025 · 6 mos, Implemented automated Slack notifications for INR withdrawal approvals, integrated Redis caching For UTR updates on same slack\-thread message, reduces manual tracking efforts and improving operational efficiency\. Enhanced the leverage trading by enabling multi\-asset support, built leverage ratio calculation for liquidation logic, and automated settlement APIs with Slack\-based alerting Notification\.

SDE at SharpCareer Technologies, Jun 2024 \- Sep 2024 · 4 mos

Placement Representative at ABV\-Indian Institute of Information Technology and Management, May 2023 \- Dec 2024 · 1 yr 8 mos, Gwalior, Madhya Pradesh, India

Software Engineer Intern at chaOS Learning, Oct 2021 \- Oct 2021 · 1 mo

## Education

Integrated Dual Degree, Information Technology, ABV\-Indian Institute of Information Technology and Management

Intermediate, Gyan Sthali Academy, Auraiya

[View the original profile](https://tal.club/meet/mayank-singh-13)

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