Available for new opportunities
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Building AI-Powered
Systems That Scale

14+ years designing enterprise-grade solutions with RAG, LLMs, Azure Cloud, .NET Core & Angular — turning complex data into actionable intelligence.

0+Years Exp.
0+Projects
0+Enterprise
developer.cs
public class ZainAbbasTahir
{
  public string Role => "AI Technical Lead";
  public int YearsExp => 14;

  public List<string> Stack => new()
  {
    "RAG", "LLMs", "Azure",
    ".NET Core", "Angular",
    "Microservices", "AI Foundry"
  };

  public async Task<Impact> DeliverAsync(
    BusinessChallenge problem)
  {
    var solution = await BuildAI(problem);
    return await DeployToAzure(solution);
  }
}
Azure RAG / LLMs Docker Angular .NET Core CI/CD
About Me

Turning Data Into Intelligence

Zain Abbas Tahir
14+ Years of
Excellence
LinkedIn Profile

I build intelligent, scalable, and predictive systems — designing advanced AI architectures using RAG, LLMs, Predictive AI, Sentiment Analysis, and AI Foundry platforms.

My approach combines microservices, event-driven design, and AI-powered automation to deliver enterprise-scale, cloud-native solutions. I excel in end-to-end software delivery — from solution architecture and API integration to CI/CD pipelines, cloud infrastructure, and automated workflows.

AI & LLM Expert

RAG, LLMs, Predictive AI, Sentiment Analysis & AI Foundry

Azure Architect

Data Fabric, Service Bus, Data Factory, Copilot Studio

Delivery Manager

End-to-end software delivery & technical leadership

DevOps & Automation

CI/CD, IaC (ARM, Terraform, Bicep), GitHub Codespaces

Custom Software Development API Development & Integration Cloud Solutions & Azure Microservices Architecture Performance Optimization DevOps & CI/CD Setup Database Optimization Code Review & Refactoring
Technical Expertise

Technologies I Master

A comprehensive toolkit built over 14+ years of professional development

AI & Analytics

RAG
LLMs
Predictive AI
Sentiment Analysis
AI Foundry
Copilot Studio

Cloud & Infrastructure

Microsoft Azure
Azure Service Bus
Data Factory
Kubernetes
Key Vault
AD & RBAC

Development & Architecture

.NET / .NET Core
Angular 17+
Blazor
React
Microservices
CQRS / Event-Driven

DevOps & Automation

CI/CD Pipelines
Azure DevOps
Terraform
Docker
TDD
ARM / Bicep
Career Journey

Professional Experience

Technical Manager / Cloud Architect

Aventra Group

Nov 2025 – Present Kuala Lumpur, Malaysia Current
  • Lead multiple project teams delivering high-quality software on time
  • Define and implement technical solutions & architecture for new AI products
  • Build AI solutions including RAG, AI search, predictive AI, and sentiment analysis dashboards
  • Design and manage microservices architecture and API integrations
  • Build scalable, secure cloud infrastructure on Azure with Bicep & ARM templates
RAGLLMsAI Search.NET Core AngularAzureMicroservicesCopilot Studio

Technical Lead

DHL IT Services

Sep 2022 – Oct 2025 Kuala Lumpur, Malaysia · Hybrid
  • Managed developer teams ensuring timely delivery of projects
  • Managed Azure infrastructure: Service Bus, Data Factory, Logic App, Function App, Cosmos DB, Redis
  • Defined AI-based Route Optimization System & RAG System for Global Search
  • Developed web apps with ASP.NET Core MVC and Angular 18
.NET CoreAngular 18Azure RAGCosmos DBRedisMicroservices

Senior Software Engineer

Tapcheck

2019 – 2022 Remote (US-based)
  • Onboarding new payroll integrations for enterprise clients
  • Designing modern user interfaces using Angular 13
  • Leading peer code reviews and establishing coding standards
.NET CoreAngularREST APIsSQL Server

Senior Software Engineer

UMCH

2018 – 2019 Kuala Lumpur, Malaysia
  • Developed facial and emotion recognition APIs using AI/ML
  • Created intelligent chatbots for automated customer communication
  • Implemented sentiment analysis for user feedback evaluation
PythonMachine LearningAI/MLNLP

Software Architect

MTBC (CareCloud)

2016 – 2018 Islamabad, Pakistan
  • Led complete software lifecycle from research to deployment
  • Designed scalable healthcare solutions architecture
  • Mentored junior developers and conducted technical training
ASP.NET MVCEntity FrameworkHealthcare ITHIPAA

Software Engineer

Interactive Group & Moftak Solutions

2013 – 2016 Islamabad, Pakistan
  • Built custom web applications for diverse client requirements
  • Developed robust APIs and backend services
ASP.NETC#JavaScriptSQL Server
Featured Work

Projects That Deliver Results

Real solutions built for real business challenges across AI, Cloud & Enterprise domains

Azure OpenAIRAGLLMs.NET Core

AI Compliance Review Platform

Manual compliance reviews were slow, error-prone and impossible to scale across hundreds of policy documents.

Built an LLM-powered platform that auto-reads documents, flags regulatory gaps and generates structured audit reports — cutting review time by 70%.

Audit Ready LLM Powered
Azure OpenAILLMsCosmos DB

AI Spot Report Generator

Operations teams spent hours manually compiling data into reports, delaying decisions and wasting analyst time.

Delivered an LLM engine that ingests live operational data and auto-generates structured spot reports — reducing effort by 80%.

80% Faster Auto Reports
RAGAI SearchAzure OpenAIAngular

Document Chat Using AI

Employees wasted hours searching through thousands of documents to find answers buried in PDFs, Word files and reports.

Built a RAG-powered chat UI so users simply ask a question and get exact answers from the document library in seconds.

Semantic Search Multi-format
Agentic AICopilot StudioAzure OpenAI

Agentic AI – Internal Ecosystem Bot

Repetitive internal workflows (approvals, lookups, handoffs) required constant human coordination across multiple systems.

Designed a multi-agent AI system that autonomously plans tasks, calls tools and completes cross-system workflows — freeing teams for high-value work.

Multi-Agent Orchestrated
Azure MLApp InsightsPower BI

AI Based Performance Optimization

Teams only discovered performance bottlenecks after users complained — reactive firefighting was costly and damaging to SLAs.

Built an ML monitoring platform that proactively detects degradation patterns and auto-recommends or applies fixes before users are impacted.

Auto-Optimize Real-time
Azure OpenAILLMsCRM APIsAngular

AI Sales & Lead Generator

Sales teams spent 60% of their time on unqualified leads and generic outreach, resulting in low conversion and wasted effort.

Engineered an AI pipeline that scores prospects, crafts personalised outreach via LLMs and feeds qualified leads directly into the CRM.

Lead Scoring Auto Outreach
RAGAzure OpenAILLMs

AI Customer Support Bot

Support teams were overwhelmed with repetitive queries, causing long wait times and high operational cost.

Deployed a RAG + LLM chatbot that handles 70% of queries autonomously, with full context awareness and 24/7 availability.

AI Powered 24/7 Support
Azure MLData FactoryPower BI

Predictive Analytics Engine

Business decisions were made on gut feeling — lack of forecasting led to inventory mismatches and missed revenue opportunities.

Built an Azure ML platform that forecasts demand, predicts churn and surfaces customer behaviour patterns in real-time Power BI dashboards.

Forecasting ML Models
AI/MLPython.NET

Face Recognition Login

Password-based logins were a security liability — brute-force attacks, credential sharing and resets created constant risk and friction.

Delivered a facial recognition + liveness detection system for passwordless, phish-proof enterprise authentication.

Face Detection Secure Auth
Azure AIMicroservices.NET Core

AI Route Optimization System

DHL's manual route planning failed to account for real-time traffic and capacity — drivers followed suboptimal routes, increasing cost and delays.

Architected an AI system that ingests live data and dynamically re-optimises delivery routes — cutting fuel costs and improving on-time delivery.

Smart Routing Logistics
NLPPythonPower BIAzure

Sentiment Analysis Dashboard

Customer feedback was scattered across emails, reviews and social media — no way to spot trends or act on dissatisfaction quickly.

Built an NLP pipeline that ingests multi-channel feedback and surfaces real-time sentiment trends in Power BI for immediate action.

NLP Powered Real-time
.NET CoreAzureAngular

Document Management System

Enterprise-grade multi-tenant DMS with role-based access, PDF viewing, email & WhatsApp sharing and audit trails.

Multi-tenant Secure
.NET CoreMVCAnalytics

URL Shortener & Analytics

Custom URL shortening service with click tracking, analytics dashboard, geographic insights and AdSense integration.

Short URLs Click Stats
NLPPythonDeep Learning

Automated Language Translator

Language barriers blocked effective communication between global teams and users across regions.

Designed an NLP-based automated translation engine supporting multi-language pairs with context-aware accuracy.

Multi-language Real-time
Computer VisionPythonTensorFlow

Image-to-Video & Text Classifier

Unstructured visual and textual content was impossible to categorise at scale without massive manual effort.

Built a deep learning pipeline that classifies images, converts image sequences to video summaries and categorises text content automatically.

Vision AI Auto-classify
Transfer LearningCNNPython

AI Food Detector & Classifier

Training food recognition models from scratch required huge labelled datasets and significant compute resources.

Applied transfer learning on pre-trained CNN models to build a high-accuracy food detection and classification system with minimal training data.

Transfer Learning Image Recognition
MLPythonHealthcare AI

Human Disease Predictor

Clinicians lacked tools to identify high-risk patients early — diseases were often caught too late from fragmented medical histories.

Developed an ML model that analyses patient medical history to predict disease likelihood, enabling early intervention and preventive care.

Healthcare AI Predictive
BlockchainAIPython

Blockchain & AI Integration

AI models lacked transparency and tamper-proof audit trails — enterprises couldn't trust or verify AI-driven decisions.

Investigated and implemented a framework combining blockchain's immutable ledger with AI decision logging to create verifiable, trustworthy AI pipelines.

Immutable Audit Trustworthy AI
Graph AnalyticsPythonML

Association Platform Framework

Hidden relationships between items, users and behaviours were invisible — businesses missed cross-sell and pattern opportunities.

Built an association analysis framework using graph-based algorithms to surface item relationships, behavioural patterns and recommendation signals.

Graph Analysis Insights
Azure Data FactoryPythonSQL

Data Processing & Cleansing Pipeline

Dirty, inconsistent data across systems caused downstream analytics failures and unreliable business reports.

Built automated ETL pipelines with validation, deduplication and cleansing rules — ensuring analytics and ML models always run on trusted, verified data.

Auto Cleanse Verified Data
MLAzure MonitorPython.NET

Automated Anomaly Detection

Fraudulent transactions, system failures and security breaches went unnoticed until significant damage had already occurred.

Developed an ML-driven anomaly detection system with continuous monitoring, auto-alerting and self-improving accuracy over time.

Real-time Alerts Auto-detect
C#WinFormsSQL Server

Point of Sale Software

Complete POS system with inventory management, barcode support, debt tracking, and detailed sales reporting.

Barcode Ready Analytics
Get In Touch

Let's Build Something Amazing

Have a project in mind or want to explore collaboration opportunities?

Contact Information

Location Islamabad, Pakistan
WhatsApp +60-10-3635-921
Availability Open to remote & freelance work
Schedule a Meeting
Chat on WhatsApp