Available for work

Senior Backend Engineer

AI Agent Developer and Generative AI Engineer building AI translation systems and scalable SaaS platforms

I help startups and product teams build production-grade backend systems, multilingual AI workflows, and high-throughput APIs that are fast, measurable, and ready to scale.

Lead developer behind LetzChat, GPTTranslator, Wizer, and Metro Tech enterprise operations systems.

300M+ events/month17K+ SaaS users19K+ enterprise jobs managed

Trusted Product Work

LetzChatWizerMetro TechMoonSysGPTTranslator

Delivered robust systems without compromising scale or performance.

Transformed product vision into reliable production platforms.

Strong backend execution with clear business impact.

hamzaig@yahoo.comLahore, Pakistan

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Featured Engineering Reads

Breaking Language Barriers with LetzChat: A Case Study on Global Communication Solutions Transforming Website Analytics: AI-Powered Chatbot for Real-Time Insights

GitHub LinkedIn X

Core Stack

Node.jsTypeScriptPythonPostgreSQLRedisAWSDockerKubernetesOpenAI GPTGeminiWhisper AISystem DesignMicroservicesEvent-Driven ArchitectureWebSocketsReactNext.jsExpress.jsFastAPISupabaseShopifyStripeTwilioCI/CD

Languages-Details NPM Package: Simplified Language Metadata at Your Fingertips

A case study on Languages-Details, an open-source NPM package that provides fast, structured language metadata for multilingual apps, localization workflows, and AI/NLP systems.

February 27, 2026Read

Projects

LetzChat Translation Ecosystem

01/12

Enterprise multilingual platform covering website, calls, meetings, documents, and real-time infrastructure monitoring.

AI TranslationReal-timeSaaSNode.jsAWS

Wizer Decision Intelligence

02/12

Decision intelligence SaaS with behavioral profiling, user segmentation, and analytics for strategic decision-making.

SaaSAnalyticsNext.jsPostgreSQLBehavioral Data

Metro Tech Operations System

03/12

Telecom operations platform for job lifecycle tracking, billing pipelines, regional workflows, and archive management.

EnterpriseOperationsRBACReactNode.js

ETS - Employee Tracking System

04/12

Electron-based monitoring platform with screen tracking, admin review workflows, and real-time communication features.

ElectronWebRTCProductivityDesktop App

AI Calling Agent for Doctors

05/12

Voice AI appointment system with admin dashboard for campaign management, analytics, and call workflow automation.

Voice AIHealthcareTwilioNode.jsReact

GPTTranslator.co

06/12

AI-powered translation SaaS with document support, API-first workflows, admin intelligence, and browser extension support.

SaaSOpenAILocalizationAPIChrome Extension

VoiceDubbing.ai

07/12

AI dubbing platform for multilingual media localization using neural voice generation and automated sync workflows.

Voice AIMediaFastAPINext.jsLocalization

GPT CV Scoring Platform

08/12

Recruitment SaaS that scores candidate CVs using GPT models and provides dashboards for hiring analytics.

RecruitmentGPTSaaSAnalyticsTailwind

Meeting Room Booking System

09/12

Production booking platform with member/admin roles, quota controls, slot automation, and utilization insights.

BookingRole-basedSupabaseNext.js

GenderRecognition Platform

10/12

AI-based recognition SaaS with API workflows and admin panel for usage tracking, subscriptions, and user operations.

AISaaSAdmin PanelAPI

MoonSys Business Platform

11/12

Internal operations dashboard integrating attendance, Jira analytics, and ticket intelligence for team management.

Internal ToolJira APIDashboardAnalytics

Translitera

12/12

Phonetic and transliteration SaaS with multilingual conversion, dual outputs, and authentication workflows.

NLPTransliterationSaaSReact

Testimonials

It's truly an honor to write this recommendation for Hamza, one of the most talented and dependable developers I've had the privilege to work with. He approaches every project with dedication, passion, and precision that is rare to find. Beautifully engineered solutions—often faster than we thought possible—without compromising on quality, scalability, or performance. In short, Hamza is everything you hope to find in a developer and teammate: smart, reliable, creative, kind, and driven by excellence.

Jordan Orlick

CEO, LetzChat Inc.

March 2025

I highly recommend Hamza Ali Khalid, a Senior Software Engineer and an exceptional mentor. His technical expertise, problem-solving skills, and dedication to excellence have significantly impacted my growth. Hamza's guidance and support are invaluable, and his passion for technology is truly inspiring. An outstanding professional and leader in his field!

Muhammad Awais

Frontend Developer | Angular & TypeScript Expert

October 2024

I highly recommend Hamza Ali Khalid, an exceptional leader at MoonSys Pvt. Ltd. Under his guidance, our team has achieved remarkable growth and innovation. He fosters a culture of collaboration and empowers everyone to excel. His strategic vision and approachability create an inspiring work environment.

Usman Mahmood

AI Automation & Cloud Solutions Expert

October 2024

An exceptional engineer who transformed our vision into reality. Their deep technical expertise and proactive approach to problem-solving helped us build a robust platform that our users love. A true partner in every sense.

Kylee Ingram

Co-Founder, Wizer Business

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Need help building AI-powered SaaS, translation pipelines, or scalable backend APIs? Let's discuss your product goals.

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