// hello world

Shubham Mittal

// 01 about

Who I am

I'm a Backend Engineer with 3+ years of experience building scalable systems and APIs for high-volume SaaS applications. At tinyco.ai, I've scaled infrastructure to handle 75M+ emails/day, led a database migration that cut query latency by 80%, and shipped a workflow automation engine used in production. I care deeply about reliability, performance, and clean architecture.

Outside of work I enjoy competitive programming and exploring new tech. Currently based in Ahmedabad, Gujarat, India.

0M+

emails per day

0+

years experience

0

companies

// 02 skills

What I work with

Languages

JavaC++PythonJavaScript

Frameworks

Spring BootReact.jsNode.jsExpress.js

Databases

PostgreSQLMySQLRedis

DevOps / Cloud

AWSDockerKubernetes

Tools

GitJenkinsGitLab CI

APIs

RESTGraphQL

// 03 experience

Where I've worked

Backend Engineer

Jun 2023 – Present
tinyco.ai·Remote
  • Architected and scaled an email delivery platform handling 75M+ emails/day, improving reliability, throughput, and performance under high load.
  • Led migration from PostgreSQL to ClickHouse, reducing dashboard query latency by 80% and lowering infrastructure costs by 25%.
  • Built and launched a workflow automation engine supporting marketing activity triggers, conditional branching, merge tags, and multistep automation flows.
  • Developed a Retention.com integration to identify anonymous website visitors, sync leads daily, and enable credit-based billing with auto top-up.
  • Designed and shipped a self-serve list cleaning platform with integrated payments, automated processing pipelines, and email suppression.
  • Extended public REST APIs for external integrations, including dynamic audience APIs and API-triggered automations.

Software Engineering Intern

Jul 2022 – Jan 2023
IBM ISL·Bangalore, India
  • Researched and evaluated device connectivity protocols (Bluetooth, BLE, Wi-Fi) to support feature development in MaaS360.
  • Built a prototype Android application to analyse and visualise connectivity behaviour, enabling faster product experimentation.

// 04 projects

Things I've built

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Coming soon

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// 05 contact

Let's build something.

I'm open to Backend Engineering roles and interesting projects. Drop me a line — I'll get back to you.

shubhammittal2001@zohomail.in