Siddhesh KhandagaleResume

Go backend engineer

I build reliable backend systems.

I design and ship Go services, API integrations, background jobs, and internal tooling for product teams.

GoAPIsDistributed systemsPlatform tooling

Experience

Grexa AI

Software Engineer

Jun 2025 – PresentNavi Mumbai
  • Own the backend development of Grexa AI's Google Business Profile optimization workflow, including orchestration, validation, auto-trigger, pause/resume, reruns, live detection, and recovery flows.
  • Built AI-powered Products & Activities generation and async upload processing for GBP workflows.
  • Developed a keyword-generation pipeline that combines Google Ads data, review insights, and curated relevance filtering to support location targeting.
  • Improved the AI review reply system through synchronization, retry handling, security fixes, and production reliability work.
  • Designed and delivered media management on Cloudflare R2 for secure storage, scheduled uploads, and synchronization with GBP.
  • Enhanced multi-account authentication, concurrent location sync, and Google API support workflows across core GBP platform features.
GoGinMongoDBRedisRabbitMQgRPCCloudflare R2Google Business Profile APIGoogle Ads APIStatsig
Schooglink

Freelance Go Developer

Sep 2024 – Present
  • Built a Google Vertex AI pipeline to process scanned exam papers from Cloud Storage and transform them into structured, categorized JSON outputs.
  • Designed and shipped Go REST APIs for session handling, analytics, student progress tracking, and PostgreSQL-backed workflows.
  • Managed PostgreSQL schema migrations and integrated reporting automation with Google Cloud Storage and Paytm payments.
GoGorilla MuxPostgreSQLVertex AIGoogle Cloud StorageGolang MigratePaytm
Wellfyn

Golang Developer Intern

Jun 2023 – Nov 2023
  • Reduced API response time by 91% by adding Redis caching for frequently accessed data and optimizing query paths.
  • Built REST APIs, automated invoice generation and email delivery, and improved PostgreSQL performance with GORM.
  • Diagnosed production issues while contributing to code reviews and backend reliability improvements.
GoGinPostgreSQLGORMRedis
Dquip CRM

Software Engineer Intern

Jun 2022 – Sep 2022
  • Developed backend APIs for a CRM application and worked closely with a product team to deliver features in an agile environment.
PHPLaravel 6MySQLREST APIs

Projects

Securelee Vault

A CLI-based secret manager with OAuth authentication and a terminal UI for secure storage and retrieval of sensitive credentials.

GoPangeaOAuthTUI

AI Idea Generator

A creative tooling app that combines Go services and AI prompts to generate ideas for projects, writing, and automation work.

GoGroq AINext.js

URL Shortener

A scalable URL shortening service built in Go with Redis-backed storage, analytics, and Docker deployment for quick iteration.

GoRedisDockerREST APIs

Carbon Footprint Calculator

A lightweight calculator for understanding emissions from daily activities, designed to make sustainability data understandable and actionable.

GoDocker

Writing