Lead Fullstack .Net Engineer Job Chicago Illinois USA,Software Development

The Lead Fullstack .NET Engineer will serve as a 100% hands-on technical leader responsible for end-to-end architecture, development, and technical delivery of enterprise-scale applications across Angular, .NET, and AWS ecosystems. The role requires deep expertise in modern frontend development, particularly Angular, along with .NET, AWS Cloud, microservices, and cloud-native architecture. The engineer will actively contribute to coding, debugging, code reviews, architecture decisions, and troubleshooting while providing technical leadership, mentoring, and architectural guidance across multiple teams.

This is a remote position requiring 12+ years of software engineering experience, including 5+ years in architecture and technical leadership roles.

Key Responsibilities

Lead end-to-end architecture for enterprise-scale web applications across Angular, .NET, and AWS ecosystems.
Actively contribute to coding, debugging, troubleshooting, and peer code reviews in a hands-on technical leadership capacity.
Design scalable, cloud-native solutions using AWS services and modern architectural patterns.
Build responsive frontend applications using Angular, Type Script, RxJS, NgRx, and Angular Material.
Develop robust backend services and RESTful APIs using .NET 8, C#, ASP.NET Core, and Entity Framework.
Architect and implement microservices and event-driven systems following industry best practices.
Design applications for security, high performance, high availability, scalability, and reliability.
Leverage AWS services including Lambda, ECS/EKS, API Gateway, S3, RDS, DynamoDB, Open Search, SNS/SQS, IAM, and Cloud Watch.
Drive Dev Ops and CI/CD practices using Harness, Docker, and Kubernetes.
Apply architecture and software engineering best practices including SOLID principles, Domain-Driven Design (DDD), CQRS, and established design patterns.
Design and work across SQL and No

SQL data platforms, including DynamoDB and Open Search.
Conduct architecture reviews and establish coding standards and governance frameworks.
Mentor engineering teams and provide technical guidance across development initiatives.
Partner with business and technical stakeholders to translate requirements into scalable and maintainable solutions.

Required Qualifications

12+ years of experience in software engineering.
5+ years of experience in architecture and technical leadership roles.
Deep hands-on experience as a full-stack .NET engineer.
Strong recent hands-on experience with Angular and modern Angular development.
Strong experience with Type Script, RxJS, NgRx, and Angular Material.
Strong experience with .NET 8, C#, ASP.NET Core, and Entity Framework.
Strong experience designing and developing RESTful APIs.
Deep experience with microservices and event-driven architecture.
Strong hands-on experience with AWS Cloud and cloud-native application development.
Experience with AWS services including Lambda, ECS/EKS, API Gateway, S3, RDS, DynamoDB, Open Search, SNS/SQS, IAM, and Cloud Watch.
Experience implementing Infrastructure as Code using Terraform.
Experience with Docker, Kubernetes, and CI/CD pipelines using Harness.
Strong understanding of SOLID principles, Domain-Driven Design, CQRS, and software design patterns.
Experience working with both SQL and No

SQL databases.

Strong architecture review, technical decision-making, coding, debugging, and troubleshooting skills.
Strong communication and stakeholder management skills.

Preferred Qualifications

Experience leading modernization of large-scale enterprise applications.
Experience establishing engineering standards, governance frameworks, and architecture practices across multiple teams.
Experience mentoring senior engineering teams in modern cloud-native development.

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