A
Arumugam
Open to backend & platform roles

Building scalable systems
that power real-world products.

Backend-focused engineer specializing in cloud platforms, developer tooling, and large-scale system design. Currently working on identity and infrastructure challenges at Okta.

Experience

6+ Years

Companies

Okta • Atlassian • Zoho

Focus

Backend • DevOps • Tooling

Experience

Senior Developer Support Engineer · Okta

Jun 2025 — Present
  • •Contributed to public SDKs (JavaScript, Python, Go), improving reliability for developer platforms
  • •Built internal debugging systems and MCP server to automate investigation workflows
  • •Designed infrastructure solutions using Terraform across cloud environments
  • •Led root-cause analysis for distributed systems involving APIs and authentication flows
TypeScriptGoTerraformDistributed Systems

Enterprise Support Engineer (Frontend + Platform) · Atlassian

Apr 2021 — Jun 2025
  • •Contributed to migration of Slack app services from legacy systems to modern platform architecture
  • •Worked on Atlassian Analytics frontend (React), fixing bugs and improving accessibility compliance (a11y)
  • •Resolved accessibility issues across UI components, improving usability and standards compliance
  • •Built internal tools (DNS analyzer, KB injector) reducing manual workload by 30%
  • •Developed browser extension improving support response efficiency by 40%
  • •Created debugging utilities (log reader, DB analyzer) significantly reducing issue resolution time
ReactNext.jsNode.jsAccessibilityPlatform Migration

Technical Engineer · Zoho

Sep 2019 — Apr 2021
  • •Built automation scripts and tools for debugging enterprise systems
  • •Worked with APIs and backend systems to resolve large-scale issues
PythonJavaScriptAPIs

Projects

Carenest Icon

Carenest

Baby tracking & care management app

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Carenest is a mobile-first application designed to help parents track and manage baby care activities such as feeding, sleep, and health logs. The goal was to create a clean, intuitive experience while ensuring performance and reliability.

The application focuses on offline-first data storage, responsive UI, and seamless tracking workflows. It was built with scalability in mind, allowing future expansion into analytics, reminders, and multi-device syncing.

FlutterDartLocal StorageUI/UX

Contact

Email

ping@sixface.dev

LinkedIn

linkedin.com/in/arumugam-marimuthu

GitHub

github.com/iamarumugam-source

Location

Bengaluru, India

Let’s build something impactful

I focus on backend systems, developer tooling, and scalable platforms. If you're working on something interesting, feel free to reach out.