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I am a Senior Software Engineer with 7+ years of experience building scalable, secure, and high-performance applications across healthcare, finance, and investment platforms. I specialize in .NET Core, modern JavaScript frameworks, SQL optimization, cloud technologies (Azure/AWS), and microservices architecture. I’ve led system modernizations, improved platform reliability, and delivered end-to-end solutions that support enterprise-level growth. My focus is on clean architecture, maintainability, and solving complex engineering challenges with practical, customer-focused solutions.…I am a Senior Software Engineer with 7+ years of experience building scalable, secure, and high-performance applications across healthcare, finance, and investment platforms. I specialize in .NET Core, modern JavaScript frameworks, SQL optimization, cloud technologies (Azure/AWS), and microservices architecture. I’ve led system modernizations, improved platform reliability, and delivered end-to-end solutions that support enterprise-level growth. My focus is on clean architecture, maintainability, and solving complex engineering challenges with practical, customer-focused solutions.

Muddasir Mukhtar

Developer, Programmer, Full Stack Developer, +5

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I am a Senior Software Engineer with 7+ years of experience building scalable, secure, and high-performance applications across healthcare, finance, and investment platforms. I specialize in .NET Core, modern JavaScript frameworks, SQL optimization, cloud technologies (Azure/AWS), and microservices architecture. I’ve led system modernizations, improved platform reliability, and delivered end-to-end solutions that support enterprise-level growth. My focus is on clean architecture, maintainability, and solving complex engineering challenges with practical, customer-focused solutions.…I am a Senior Software Engineer with 7+ years of experience building scalable, secure, and high-performance applications across healthcare, finance, and investment platforms. I specialize in .NET Core, modern JavaScript frameworks, SQL optimization, cloud technologies (Azure/AWS), and microservices architecture. I’ve led system modernizations, improved platform reliability, and delivered end-to-end solutions that support enterprise-level growth. My focus is on clean architecture, maintainability, and solving complex engineering challenges with practical, customer-focused solutions.

Available to hire

I am a Senior Software Engineer with 7+ years of experience building scalable, secure, and high-performance applications across healthcare, finance, and investment platforms. I specialize in .NET Core, modern JavaScript frameworks, SQL optimization, cloud technologies (Azure/AWS), and microservices architecture. I’ve led system modernizations, improved platform reliability, and delivered end-to-end solutions that support enterprise-level growth. My focus is on clean architecture, maintainability, and solving complex engineering challenges with practical, customer-focused solutions.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Staff Software Engineer at CodeNax

May 1, 2025 - September 3, 2025

Led the development of SaaS Healthcare and Retail platforms using C#, ASP.NET Core 8, Azure, React, and React Native while ensuring HIPAA and FHIR compliance. Developed and maintained components and UI for an internal Medical Report system using Node.js, Angular 16, Typescript, RxJS, NgRx, and other technologies. Followed Test Driven Development with 95% code coverage. Designed relational and NoSQL databases with MS SQL, PostgreSQL, CosmosDB, and MongoDB, optimizing performance. Managed legacy systems with VB.NET and ASP.NET MVC Web Forms and implemented authentication/authorization using RBAC, SSO, SAML, OAuth, and Azure AD B2C. Optimized patient data management and SQL performance. Developed CI/CD pipelines using Azure DevOps and Terraform integrated with Kubernetes. Delivered UI views and SSRS reports and debugged GraphQL APIs with Azure Cloud. Built data ingestion pipelines and deployed cloud solutions with Azure services.

Senior Software Engineer at Apex Leadershipco

April 1, 2022 - September 3, 2025

Enhanced investment management system using C#, ASP.NET Core, Angular, Node.js, and Azure with tools like Monetate, Datadog, SSRS, PowerBI, and Dynamics 365. Migrated on-premises system to Azure cloud-native architecture using Cosmos DB, Functions, RabbitMQ, and Kubernetes. Designed scalable architectures with Next.js and Node.js. Conducted A/B testing contributing to 5% revenue growth. Used Datadog for application monitoring and diagnostics. Focused on performance tuning with caching solutions including Elasticsearch and Redis. Migrated policy issuing system from WPF to ASP.NET MVC, reducing critical bugs by 15%. Experienced with AWS services including EC2, S3, Lambda, RDS, DynamoDB, CloudFront, CloudFormation, and Elasticsearch. Integrated Dynamics 365 for CRM and automation.

Software Engineer II at Punjab Health Care

July 1, 2020 - September 3, 2025

Maintained two web applications for medical test projects using ASP.NET MVC, Razor, Azure, Metro UI, OWIN, PostgreSQL, Typescript, and jQuery. Updated hybrid mobile app with React Native for doctors to manage patient details and implemented patient notification system. Developed React modules for patient enrollment using Next.js and Material UI and APIs with Node.js and PostgreSQL. Created SSIS/ETL packages for loading data to reporting database reducing response time and load on operational databases. Developed reusable Angular components and modernized state management with RxJS, Tailwind CSS, and Webpack federation. Managed CI/CD pipelines with Jenkins ensuring 99.9% deployment success rate on AWS. Developed backend database triggers and functions with Oracle 11g and SQL Server PL/SQL enhancing data processing efficiency by 35%.

Staff Software Engineer at CodeNax

May 1, 2025 - September 3, 2025

Led the development of SaaS platforms in healthcare and retail using C#, ASP.NET Core, Azure, React, and React Native with HIPAA and FHIR compliance. Developed internal medical report system components using Node.js, Angular, Typescript, Redis, RabbitMQ, Elasticsearch, and Storybook. Enforced test-driven development achieving 95% code coverage. Designed relational and NoSQL databases like MS SQL, PostgreSQL, CosmosDB, and MongoDB optimizing data models and queries. Maintained legacy systems and implemented RBAC/SSO/SAML with OAuth and Azure AD B2C. Improved patient data management using SQL Server, LINQ, T-SQL, Entity Framework Core, and performance tuning with SQL Profiler. Implemented CI/CD pipelines using Azure DevOps and Terraform integrated with Kubernetes and Helm charts. Created user interface views and SSRS reports for sales dashboards and handled critical bug fixes for GraphQL APIs. Developed data ingestion pipelines linking legacy and big data warehouses. Utilized extensive A

Senior Software Engineer at Apex Leadershipco

April 30, 2022 - September 3, 2025

Enhanced investment management systems with C#, ASP.NET Core, Angular, Node.js, and Azure, utilizing Monetate, Datadog, SSRS, PowerBI, and Dynamics 365. Transitioned on-premises system to Azure cloud-native using Cosmos DB, Azure Functions, RabbitMQ, and Kubernetes. Architected scalable UI components with Next.js and Node.js optimized for performance. Conducted A/B testing improving revenue by 5%. Monitored 10+ ASP.NET projects with Datadog ensuring high availability. Tuned application performance using caching via Elasticsearch and Redis. Migrated policy issuing system from WPF to ASP.NET MVC, reducing bugs by 15%. Experience with AWS EC2, S3, Lambda, RDS, DynamoDB, CloudFront, CloudFormation, and Elasticsearch. Integrated Dynamics 365 CRM for automating business processes and data insights.

Software Engineer II at Punjab Health Care

July 31, 2020 - September 3, 2025

Maintained two ASP.NET MVC web applications for medical test projects and waiting list management. Updated React Native hybrid mobile app used by doctors, adding patient notification features. Enhanced patient enrollment system with React, Next.js, and Material UI with Node.js and PostgreSQL APIs. Developed SSIS/ETL packages for data warehousing to reduce load and improve performance. Built reusable Angular components and modernized state management with RxJS and Tailwind CSS. Managed Jenkins CI/CD pipelines in AWS environments ensuring 99.9% deployment success. Improved backend database performance with triggers and functions in Oracle 11g and SQL Server using PL/SQL.

Staff Software Engineer at CodeNax

May 1, 2025 - September 23, 2025

Led development of SaaS Healthcare and Retail platforms using C#, ASP.NET Core 8, Azure, React, and React Native, ensuring HIPAA and FHIR compliance. Built and maintained components, services, and UI for internal Medical Report system using Node.js, Angular 16, TypeScript, RxJS, NgRx, Redis, RabbitMQ, Elasticsearch, and Storybook. Implemented Test Driven Development with NUnit, XUnit, Moq, Jasmine, and Karma, achieving high code quality with extensive test coverage. Designed relational (MS SQL, PostgreSQL) and NoSQL (Cosmos DB, MongoDB) data models and queries. Migrated legacy VB.NET/ASP.NET Web Forms desktop applications to RBAC/SSO/SAML with OAuth and Azure AD B2C. Optimized performance with SQL Profiler and EF Core. Built CI/CD pipelines (ADO, Terraform) and deployed to Kubernetes using Helm. Developed Sales Dashboard views and SSRS reports; debugged GraphQL APIs; created data ingestion pipelines between legacy warehouses and big data.

Senior Software Engineer at Apex Leadershipco

April 1, 2022 - September 23, 2025

Enhanced an investment management system using C#, ASP.NET Core, Angular, Node.js/TypeScript on Azure, including Cosmos DB, Functions, RabbitMQ, and Kubernetes. Migrated on-premise systems to cloud-native architectures; designed scalable UI components with Next.js/Node.js for performance. Conducted in-A/B testing with Monetate and Adobe Target to drive growth. Employed Datadog for real-time monitoring of 10+ ASP.NET projects. Implemented caching with Elasticsearch and Redis; migrated policy issuing from WPF to ASP.NET MVC. Integrated AWS services and Dynamics 365 for CRM automation and data-driven insights. Built cloud-native services and data pipelines to support business processes.

Software Engineer II at Punjab Health Care

July 1, 2020 - September 23, 2025

Maintained two web applications for medical test processing using ASP.NET MVC, Razor, Azure, and PostgreSQL. Updated a hybrid mobile app with React Native used by 100+ doctors and built a new patient enrollment system using React, Next.js, and TypeScript. Developed 20+ reusable Angular components and created APIs with Node.js and PostgreSQL. Implemented SSIS/ETL packages to load data into reporting databases and managed CI/CD pipelines with Jenkins in an AWS environment. Worked on Oracle 11g and SQL Server backend using PL/SQL, enhancing data processing efficiency.

Staff Software Engineer at CodeNax

May 1, 2025 - September 23, 2025

Spearheaded the development of SaaS Healthcare and Retail platforms using C#, ASP.NET Core 8, Azure, React and React Native, ensuring HIPAA and FHIR compliance. Created and maintained components, services, and UI for an internal Medical Report system leveraging Node.js, Angular 16, TypeScript, RxJS, NgRx, Redis, RabbitMQ, Elasticsearch and Storybook. Implemented TDD with NUnit, XUnit, Moq, Jasmine, and Karma, achieving high test coverage. Designed relational (MS SQL, PostgreSQL) and NoSQL (Cosmos DB, MongoDB) schemas, and modernized legacy VB.NET/ASP.NET MVC apps with RBAC/SSO/SAML and OAuth/Azure AD B2C. Built data ingestion pipelines between legacy data warehouses and big data, and managed cloud deployments with Kubernetes via Terraform IaC. Built UI views and SSRS reports for Sales Dashboard and Upcoming Services, and maintained GraphQL APIs for internal services. Ended legacy desktop apps and integrated data-driven features across platforms.

Senior Software Engineer at Apex Leadershipco

April 1, 2022 - September 23, 2025

Enhanced an investment management system using C#/ASP.NET Core, Angular, Node.js/TypeScript, and Azure, migrating from on-premises to cloud-native architecture with Cosmos DB, Functions, RabbitMQ, and Kubernetes. Led UI improvements with Next.js/Node.js for responsive components, and conducted A/B testing using Monetate and Adobe Target, contributing to revenue growth. Implemented real-time monitoring with Datadog, optimized performance with caching (Elasticsearch, Redis), and transitioned a policy-issuing WPF app to ASP.NET MVC. Integrated Dynamics 365 for CRM automation and data insights, delivering streamlined business processes.

Software Engineer II at Punjab Health Care

July 1, 2020 - September 23, 2025

Maintained two web applications for Medical Test Projects (ASP.NET MVC, Razor, Azure) and updated a hybrid React Native mobile app used by 100+ doctors. Built React modules with TypeScript and Next.js, created 20+ reusable Angular components, and implemented ETL via SSIS to optimize reporting workloads. Managed CI/CD pipelines in Jenkins for AWS deployments (S3, CloudFormation, Elastic Beanstalk, Kinesis) and developed backend database features (Oracle 11g, SQL Server) with PL/SQL to improve data processing efficiency by ~35%.

Staff Software Engineer at CodeNax

May 1, 2022 - May 1, 2025

Spearheaded development of SaaS Healthcare and Retail platforms using C#, ASP.NET Core 8, Azure, React and React Native; built internal Medical Report system with Node.js, Angular 16, TypeScript, RxJS, NgRx, Redis, RabbitMQ, Elasticsearch and Storybook; practiced Test Driven Development with NUnit, XUnit, Moq, Jasmine and Karma, achieving high test coverage; designed relational (MS SQL, PostgreSQL) and NoSQL (Cosmos DB, MongoDB) data models; maintained legacy VB.NET and ASP.NET Web Forms apps with RBAC/SSO/SAML and OAuth/Azure AD B2C; optimized data access with LINQ, T-SQL and EF Core 6; implemented robust CI/CD pipelines across three deployment stages using Azure DevOps, Terraform (IaC) and Kubernetes with Helm; developed UI views and SSRS reports for dashboards; debugged GraphQL APIs across Azure Cloud and Node.js/TypeScript services; built data ingestion pipelines between legacy warehouses and big data environments.

Senior Software Engineer at Apex Leadershipco (Remote)

August 1, 2020 - April 1, 2022

Modernized investment management system into a cloud-native solution using ASP.NET Core, Angular, Node.js and TypeScript; leveraged Azure Cosmos DB, Functions, RabbitMQ and Kubernetes; designed scalable UI components with Next.js and Node.js; conducted A/B testing for Angular frontend with Monetate/Adobe Target contributing to revenue growth; employed Datadog for real-time monitoring across 10+ ASP.NET projects; implemented caching and search enhancements with Elasticsearch and Redis; migrated policy-issuing from WPF to ASP.NET MVC; automated testing with Selenium and NUnit to maintain quality.

Software Engineer II at Punjab Health Care

February 1, 2018 - July 1, 2020

Maintained two web applications for medical test workflows using ASP.NET MVC, Razor, Azure; upgraded a hybrid React Native mobile app used by 100+ doctors; built patient enrollment features with React TypeScript, Next.js and Material UI; implemented Node.js APIs with PostgreSQL; created SSIS/ETL packages to load data into reporting databases; developed 20+ reusable Angular components with Webpack Federation, RxJs for state management; managed CI/CD pipelines in Jenkins in AWS (S3, CloudFormation, Elastic Beanstalk, Kinesis); performed backend database development in Oracle 11g and SQL Server with PL/SQL to improve data processing efficiency.