Backend engineering

Avinash R

Member Technical Staff @ Zoho
Backend Engineer — Java · Spring Boot · MySQL

I design and own production backend systems for enterprise SaaS. At Zoho, my work reclaims 100+ TB of storage daily, cuts critical API latency by 95%, and keeps high-traffic file workflows reliable for customers worldwide.

Chennai / Greater Madurai Best Outgoing Student · TCE IT ’23 Available for backend roles

avinashroffl@gmail.com LinkedIn GitHub

0+ TB storage reclaimed every day in production

0% faster large-file API responses

<4 hrs SSL / custom-domain enablement (was 3 days)

0+ production issues owned end-to-end

Experience

What I’ve shipped in production — and the numbers behind it.

Member Technical Staff

Zoho Corporation

Jun 2023 – Present · Madurai · Java · Spring · MySQL

Built version-retention settings across 8+ global data centers, reclaiming 100+ TB of storage daily for high-volume sync customers.
Owned large-file management APIs that cut backend response time by 95%, so heavy assets can be tracked and cleaned up instantly.
Automated SSL purchase and domain verification — enablement dropped from 3 days to under 4 hours.
Shipped storage monitoring with threshold alerts for capacity planning, and rebuilt admin surfaces operators actually use.
Closed 1,000+ production issues on uploads, downloads, and custom domains; mentored juniors and raised review quality.

Project Trainee — Backend

Zoho Corporation

Jan 2023 – May 2023 · Java · REST APIs · SQL

Delivered bulk version deletion with selective retention for milestone versions.
Built restore-deleted-versions so users recover data in one click.
Contributed to core backend work: SQL tuning, debugging, and clear API documentation.

Campus leadership

IIT / IIM / ACM ambassador programs

2020 – 2021

Represented programs across IIT Madras, IIT Hyderabad, IIT Bombay, IIM Bangalore, and others — communication, ownership, and community building outside the IDE.

Skills

What I use day-to-day to ship and support backend systems — not a keyword dump.

Core backend

Java · Spring Boot · Spring Data JPA · REST API design · MySQL · Redis · Apache Kafka

Also productive with

Servlets · JSP · JDBC · Swagger · Docker · Maven · Git · JUnit · Postman · GCP

How I build

System design (HLD / LLD) · OOP · Layered architecture · Code reviews · Production debugging

Tooling

IntelliJ IDEA · GitHub · GitHub Copilot · Cursor · VS Code · Python (secondary)

Projects

Proof I can take a product from idea to something users depend on.

P01

Full-Stack E-Commerce Platform

Java · Spring Boot · Vue.js · Docker

Admin + customer portals with auth, cart, checkout, orders, ratings, and inventory — containerized and cloud-hosted. Shows I can own backend APIs and still ship the UI.

Demo →

P02

Interactive Portfolio (macOS / iPhone)

HTML · CSS · JavaScript

Dual-shell personal site with desktop and mobile experiences — attention to detail, polish, and shipping without a framework.

Visit →

P03

Madurai District Corona Counter

HTML · CSS · JS · Chart.js · PHP

Real-time district COVID tracker during lockdown — open API, live charts, built under real urgency.

Live →

Education & credentials

Strong fundamentals — and proof I finish what I start.

B.Tech, Information Technology

Thiagarajar College of Engineering

Jun 2019 – May 2023 · Madurai

Best Outgoing Student (2019–2023) — academics, leadership, and technical contribution.
Department General Secretary & Placement Coordinator — mentored juniors, ran campus tech events.
Published papers and presented at conferences (incl. NIT Patna); reached finals at IIT/NIT events.

Higher Secondary

Velammal Matriculation HSS

2016 – 2018 · First Class

SSLC

Sri Aurobindo Matriculation HSS

2010 – 2016 · Top rank · NCC & sports

Relevant certifications

Spring Boot (Udemy) · HackerRank REST API (Java) · SQL 50 · Google Cloud Facilitator (Highest Milestone)

Ready to talk

Hire a backend engineer who already ships at scale.

If you need someone who owns Java / Spring services, cares about latency and data, and closes the loop in production — let’s talk.

Email Avinash LinkedIn