Senior Software Engineer

Hallmark - Healthcare Workforce Technology

. Lead teams and drive engineering best practices .

Posted 9/29/2026full-timeUnited StatesSenior💰 $130,000 - $150,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and developing scalable enterprise applications using C#, .NET Core, and Angular, while leading AI initiatives and managing Azure cloud infrastructure. Proficient in implementing secure APIs and optimizing application performance in enterprise environments.

Highest-signal resume keywords

C#.NET Core / .NET 6/7/8Angular (v12+)Azure DevOpsAI Systems Development

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Hard Skills

Web APIsEntity Framework CoreSQL ServerMicroservices ArchitectureDomain-Driven Design (DDD)CI/CD PipelinesAzure ADOAuth 2.0JWTPerformance Optimization

Soft Skills

Team LeadershipMentoringTroubleshootingRoot Cause Analysis

Tools & Technologies

Azure Cloud InfrastructureAKSService BusApplication InsightsAzure AIAzure OpenAI

Industry Keywords

Enterprise ApplicationsCloud-Native ApplicationsAI InitiativesProduction ImplementationsTechnical Design Reviews

Tech Stack

Tools & technologies

AngularASP.NETAzureCloudEntity FrameworkMicroservicesSQLTypeScript.NET

About the role

Key responsibilities & impact

Lead teams and drive engineering best practices
Design and develop scalable enterprise applications using C#, .NET Core/.NET 8+, ASP.NET Core, and Web APIs
Develop modern, responsive front-end applications using Angular and TypeScript
Build secure RESTful APIs and microservices
Optimize application performance, scalability, and reliability
Troubleshoot complex production issues and provide root cause analysis
Manage Azure cloud infrastructure and services including AKS, Service Bus, and Application Insights
Design and implement authentication and authorization using Microsoft Entra ID (Azure AD) and Azure AD B2C (Microsoft Entra External ID)
Implement AI solutions
Design, develop, and deploy enterprise-grade AI systems focused on reliability, scalability, monitoring, and measurable outcomes
Lead or contribute to multiple AI initiatives while coordinating with engineering leads, product managers, architects, and offshore teams
Independently drive proof-of-concepts, pilots, and production implementations
Conduct technical design reviews and code reviews
Mentor team members
Report to Atul Jain

Requirements

What you’ll need

Bachelor's degree in Computer Science, Engineering, or related field (or equivalent experience)
5+ years of software development experience using Microsoft technologies
Expert-level proficiency in C#, .NET Core / .NET 6/7/8, ASP.NET Core, Web APIs, Entity Framework Core, and SQL Server
Strong experience with Angular (v12+) and TypeScript
Hands-on experience building and deploying production AI systems
Experience delivering AI initiatives independently in enterprise environments
Strong understanding of LLMs, Agentic AI architectures, and RAG systems
Extensive experience designing and developing cloud-native applications on Microsoft Azure
Strong understanding of Microservices Architecture and Domain-Driven Design (DDD)
Experience implementing CI/CD pipelines using Azure DevOps or GitHub Actions
Strong knowledge of Azure AD, Azure AD B2C (Microsoft Entra External ID), OAuth 2.0, and JWT
Excellent debugging, troubleshooting, and performance optimization skills
Experience conducting technical design reviews and code reviews
Experience with Azure AI, Azure OpenAI, or similar platforms is required
Must be located in Dallas, TX, New Jersey, or the New York City metro area
Willingness to have an onsite interview and/or work a hybrid schedule

Benefits

Comp & perks

Medical, Dental, and Vision Insurance with Employee Premiums Covered by HHCS at 100% and Company Cost Share for any Dependents Enrolled
$3000 Annual Company Contributions to HSAs for all Employees Enrolled in the HSA Eligible Health Plan
Unlimited Paid Time Off
Pre-Tax and Roth 401(K) Retirement Options
On-Site Gym
Free Parking
Provided Lunches 3 Times per Week in the Dallas Office
Equal Opportunity Employer