Lead Integration & Backend Developer (.NET Core | Azure)

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<span style="font-size:11pt;"><span style="line-height:normal;"><span style="font-family:Calibri, sans-serif;"><b><span style="font-size:12pt;">Job Title: Lead Integration & Backend Developer (.NET Core | Azure)</span></b></span></span></span><br><span style="font-size:11pt;"><span style="line-height:normal;"><span style="font-family:Calibri, sans-serif;"><b><span style="font-size:12pt;">Location: Karachi, Lahore, Islamabad (Remote)</span></b></span></span></span><br><span style="font-size:11pt;"><span style="line-height:normal;"><span style="font-family:Calibri, sans-serif;"><b><span style="font-size:12pt;">Experience: 8+ years</span></b></span></span></span><div align="center" style="text-align:center;"><hr align="center" size="2" width="100%"></div><span style="font-size:11pt;"><span style="line-height:normal;"><span style="font-family:Calibri, sans-serif;"><b><span style="font-size:12pt;">Job Summary</span></b></span></span></span><div><span style="font-size:11pt;"><span style="line-height:normal;"><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">We are seeking a highly skilled <strong>Lead </strong><b>Integration & Backend Developer</b> with strong expertise in <b>.NET Core and Microsoft Azure integration services</b>. The ideal candidate will be responsible for designing, developing, and managing scalable backend APIs and enterprise-grade integrations across cloud and on-premise systems. This role requires hands-on experience with <b>Azure serverless technologies, API management, and secure data integration</b> in hybrid environments.</span></span></span></span></div><div align="center" style="text-align:center;"><hr align="center" size="2" width="100%"></div><span style="font-size:11pt;"><span style="line-height:normal;"><span style="font-family:Calibri, sans-serif;"><b><span style="font-size:12pt;">Key Responsibilities</span></b></span></span></span><ul style="margin-bottom:11px;"><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Design, develop, and maintain <b>scalable backend APIs</b> using <b>.NET Core</b> </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Build and manage integrations using <b>Azure Logic Apps</b> and <b>Azure Functions (Serverless)</b> </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Implement and manage <b>RESTful APIs</b>, ensuring performance, scalability, and reliability </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Configure and enforce <b>API Gateway policies</b>, including throttling, routing, and transformations </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Implement <b>OAuth2 authentication and authorization mechanisms</b> </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Manage and optimize <b>Azure API Management (APIM)</b> for: </span></span></span></span></span><ul style="list-style-type:circle;"><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Multi-tenant product packaging </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Rate limiting </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Subscription key management </span></span></span></span></span></li></ul></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Ensure <b>secure, encrypted end-to-end data transmission</b> between Azure and on-premise systems </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Design and maintain <b>hybrid integration solutions</b> connecting cloud and enterprise applications </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Set up and manage <b>On-Premises Data Gateways</b> for seamless hybrid connectivity </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Troubleshoot and resolve integration and performance issues across distributed systems </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Collaborate with cross-functional teams including DevOps, Security, and Architecture teams </span></span></span></span></span></li></ul><div align="center" style="text-align:center;"><hr align="center" size="2" width="100%"></div><span style="font-size:11pt;"><span style="line-height:normal;"><span style="font-family:Calibri, sans-serif;"><b><span style="font-size:12pt;">Required Skills & Qualifications</span></b></span></span></span><ul style="margin-bottom:11px;"><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Strong experience in <b>.NET Core / ASP.NET Core</b> for backend development </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Hands-on expertise with: </span></span></span></span></span><ul style="list-style-type:circle;"><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><b><span style="font-size:12pt;">Azure Logic Apps</span></b> </span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><b><span style="font-size:12pt;">Azure Functions</span></b> </span></span></span></span></li></ul></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Deep understanding of: </span></span></span></span></span><ul style="list-style-type:circle;"><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><b><span style="font-size:12pt;">REST APIs</span></b> </span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><b><span style="font-size:12pt;">API Gateway policies</span></b> </span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><b><span style="font-size:12pt;">OAuth2 / API security frameworks</span></b> </span></span></span></span></li></ul></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Extensive experience with <b>Azure API Management (APIM)</b> </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Solid knowledge of <b>hybrid cloud architecture</b> and integration patterns </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Experience implementing <b>secure communication protocols and encryption standards</b> </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Hands-on experience with <b>On-Premises Data Gateway setup and management</b> </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Strong problem-solving and debugging skills </span></span></span></span></span></li></ul><div align="center" style="text-align:center;"><hr align="center" size="2" width="100%"></div><span style="font-size:11pt;"><span style="line-height:normal;"><span style="font-family:Calibri, sans-serif;"><b><span style="font-size:12pt;">Preferred Qualifications</span></b></span></span></span><ul style="margin-bottom:11px;"><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Experience with <b>enterprise integration patterns (EIP)</b> </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Familiarity with <b>CI/CD pipelines and DevOps practices</b> </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Knowledge of <b>microservices architecture</b> </span></span></span></span></span></li><li style="text-align:justify;margin-bottom:11px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:Calibri, sans-serif;"><span style="font-size:12pt;">Azure certifications (e.g., <b>AZ-204, AZ-305</b>) are a plus</span></span></span></span></span></li></ul><br> 

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