Profile picture of Harshdeep Singh

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I build software that connects the unconnectable. Turning integration challenges into elegant solutions.

> About Me

Experienced Software Engineer with 3+ years of expertise in developing scalable applications and integration solutions using Python, cloud platforms, and modern frameworks. Currently obsessed with precision-engineered solutions and making legacy systems dance with modern cloud platforms. Working as a consultant at Celebal Technologies, delivering end-to-end integration solutions for enterprise clients across logistics, banking, healthcare, and BFSI sectors.

> Technical Skills

// Languages & Frameworks

Python SQL JavaScript FastAPI Django Flask NodeJS

// Cloud & Integration

Azure Functions Logic Apps API Management Service Bus AWS Lambda S3 Apache Kafka

// Authentication & Security

SAML SSO OAuth Azure AD JWT AES Encryption

// APIs & Protocols

REST SOAP GraphQL OData WebSocket MCP

// Databases & Storage

SQL Server PostgreSQL Oracle DB MongoDB Azure Data Lake

// DevOps & Tools

Azure DevOps Git Docker Terraform SAP C4C

> Experience

August 2021 - Present

Software Engineer

Celebal Technologies (Technology Consultancy)

  • Deliver end-to-end integration solutions for enterprise clients across logistics, banking, healthcare, and BFSI sectors
  • Built scalable cloud solutions processing millions of transactions daily with 99.9% uptime for Fortune 500 clients
  • Implemented SAML SSO authentication systems serving 5,000+ users with 60% reduction in login time
  • Designed real-time data pipelines reducing processing delays from hours to seconds, saving substantial annually
  • Created API gateways transforming legacy SOAP systems into modern REST services for seamless integrations

> Key Projects

Enterprise Logistics Platform

Singapore Postal Service

Built API gateway enabling real-time tracking for 100,000+ daily shipments and seamless integration with 20+ international partners. Reduced integration time from weeks to days.

Azure API Management Python SOAP/REST

Banking SSO Platform

Leading Indian Private Bank

Implemented enterprise-grade SAML SSO for 5,000+ employees across all banking applications. Eliminated 15+ security incidents and enabled secure real-time data access.

SAML SSO Azure AD Oracle DB

IoT Predictive Analytics

Manufacturing Solutions

Built real-time IoT platform processing data from 500+ devices, reducing equipment downtime by 35% and preventing critical failures, saving a lot annually.

Python Azure IoT Hub WebSocket

Healthcare Compliance System

Healthcare Technology Provider

Developed event-driven data capture ensuring 100% data retention compliance. Reduced sync time from 6 hours to real-time, saving 40 hours weekly.

Azure Functions SAP C4C SQL Server

Lakehouse Analytics Platform

Financial Services

Built real-time streaming solution using Spark to process MongoDB change events from Kafka into Databricks. Implemented dynamic schema evolution and cost optimization.

Spark Streaming Kafka MongoDB

Data Centricity Platform

Enterprise Organization

Designed domain-specific CDM APIs enabling data consistency across organizational platforms. Built Python library for common code bundling and MCP server for APIM automation.

Python Azure APIM MCP

> Certifications

AZ-204

Azure Developer Associate

AZ-900

Azure Fundamentals

Databricks Associate

Data Engineer Associate

Databricks Professional

Data Engineer Professional