Fullstack Engineer – .NET Core, React, TypeScript

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🕒 May 19

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ESA - Electronic Security Association

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 1948

🔐 Security

📋 Compliance

Security • Compliance • Advocacy

ESA - Electronic Security Association is the largest trade association in the United States representing the electronic security and life safety industry. Founded in 1948, the association consists of member companies that install, integrate, and monitor intrusion, fire detection, video surveillance, and electronic access control systems for a wide range of clients, including commercial, residential, industrial, and governmental sectors. ESA provides technical and management training, government advocacy, and delivers information, advice, tools, and services that help member businesses grow and succeed. With over 500,000 industry professionals employed by its members, ESA serves over 34 million residential and commercial customers. The association is also actively involved in advocating for school security improvements at federal and state levels.

📋 Description

• Design and implement features in a React + TypeScript application using Micro-Frontend architecture • Develop modular, independently deployable frontend domains • Integrate React micro-frontends with .NET backend APIs • Implement scalable state management, routing, and performance optimization strategies • Contribute to architectural decisions for long-term platform evolution • Maintain and enhance an existing ASP dot net MVC and AngularJS application • Debug production issues across both front and backend layers • Implement feature enhancements and bug fixes in the legacy system • Ensure system stability, performance, and security • Design and consume RESTful APIs • Integrate frontend applications with .NET services • Test and validate APIs using Postman • Debug API contracts, authentication flows, and integration issues • Ensure reliable error handling and data consistency across systems • Leverage AI-assisted development tools for: • Code generation and refactoring • Test creation • Debugging • Documentation • Improve engineering velocity while maintaining high-quality standards • Continuously adopt modern AI-enabled development practices • Write unit, integration, and end-to-end tests (Cypress, Jest) • Participate in CI/CD workflows • Validate functionality before production releases • Apply secure coding and API consumption best practices

🎯 Requirements

• 2+ years of full-stack software engineering experience • Strong hands-on experience with: • React + TypeScript • ASP dotnet MVC and Angular (legacy support and debugging) • Experience working with .NET backend APIs • Strong experience designing and consuming REST APIs • Experience testing APIs using Postman • Solid understanding of asynchronous applications and state management • Strong debugging skills across frontend and backend layers • Experience with CI/CD pipelines.

🏖️ Benefits

• Health Insurance Coverage – comprehensive care for you and your family. • Employee Assistance Program (EAP) – confidential service which equips and supports you as you meet life’s challenges. • Education Assistance – we invest in your growth so you can keep learning and thriving. • Maternity & Paternity Leave – because family always comes first. • Menstrual Wellness Benefit – benefit for women employees • Bereavement Leave – time to be with loved ones when it matters most.