Muhammad Ahmed Shehzad
Senior Software Engineer
Experience
Senior Software Engineer
Verbund Pflegehilfe
Own Azure-hosted ASP.NET Core microservices for chronic-care workflows, sustaining 99.8% uptime across 3,000+ patient interactions.
Shape HL7 FHIR-based patient, encounter, and observation profiles delivering a unified source of truth for clinical teams and integrations.
Implement SignalR telemetry, Application Insights alerting, and automated pipelines that surface deteriorating vitals in under three seconds.
Automated consultant outreach by orchestrating Twilio voice campaigns via n8n workflows and VAPI AI assistants, boosting successful client contacts by 55%.
Entlass Manager: Led the end-to-end build of the chronic-care coordination platform, standing up Azure-native microservices, clinical data flows, and patient-facing tooling from initial requirements through production release.
Power Dialer: Built the Twilio-driven consultancy auto-dialer and n8n workflows, raising client reachability to 85%.
Full-Stack Developer
Sustayn GmbH
Architected Node.js/NestJS backend powering sustainability analytics for 1000+ concurrent users with caching and batching strategies for GraphQL queries.
Integrated 30+ energy provider APIs with resilient pipelines, transforming data into Prisma-managed Postgres schemas for analytics dashboards.
Crafted Next.js frontend with React Query, Redux Toolkit, and dynamic routing to deliver sub-second interactions across complex data visualizations.
Built the companion mobile experience with React Native, Expo, and TypeScript while provisioning AWS CDK infrastructure for deployments.
Introduced CI/CD automation and Playwright integration tests to ensure regression-free releases across web and mobile clients.
Sustayn App: Built the holistic behaviour-change platform end to end, enabling microlearning, team engagement, and manager insights.
Software Developer
SODEFA GmbH Co. & KG
Engineered .NET 6+ microservices that power dispatch control panels and expose APIs to a Next.js and TypeScript operations console.
Implemented AWS Step Functions and Lambda workflows that reconcile carrier events while streaming live WebSocket updates via SignalR-compatible hubs.
Converted the legacy Node.js core into modular NestJS services with consolidated domain contracts and centralized error handling to accelerate release cadence.
Leveraged Apollo GraphQL Studio alongside a Hasura/PostgreSQL stack to pinpoint query bottlenecks and cut shipment lookup latency by 45% for operators and customers.
DispoX: Delivered a disposition planning solution covering tour planning, fleet tracking, and navigation workflows.
Extraleicht: Platform for heating oil, hazardous and industrial products.
365Scores: Built real-time score aggregation modules and deployment pipelines that scaled sports data delivery globally across web and mobile surfaces.
Industries Experience
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Experienced in Energy (3.5 years), Healthcare (2.5 years), Transportation (2 years), Sport (2 years), Education (1.5 years), and Information Technology (1.5 years).
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Information Technology (6 years), Product Development (6 years), and Quality Assurance (1.5 years).
Summary
Senior .NET backend engineer building cloud-native healthcare platforms with Azure microservices and real-time monitoring that keeps clinicians ahead of adverse events.
Skills
- Backend: C#, Asp.net Core, .Net 6+, Entity Framework Core, Hl7 Fhir Profiling, Signalr, Cqrs, Ddd, Microservices, Clean Architecture, Python, Fast Api
- Cloud: Azure Service Bus, Azure Functions, Azure Application Insights, Azure Devops, Aws Lambda Functions, Aws Step Functions, Aws Cloud Watch
- Javascript Ecosystem: Node.js, Typescript, Nestjs, Next.js, React, React Query, Redux Toolkit, Graphql, Prisma
- Tooling & Data: Sql Server, Postgresql, Redis, Playwright, Twilio, N8n, Github Actions, Docker
Languages
Education
University of South Asia
Bachelor of Science, Computer Science · Computer Science · Lahore, Pakistan
Profile
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