Senior Frontend Engineer - Remote, UI & Architecture

Blue Line Solutions; United States; Hybrid; USD 120,000 - 170,000; Full time

Benefits offered by this job

401(k) with company match

Health, dental, and vision insurance

Life insurance

Paid time off

Holiday pay

Job summary

Blue Line Solutions, LLC is seeking a Senior Full-Stack Engineer with frontend focus to design modern, scalable React-based applications for public safety tech. This role emphasizes frontend excellence while contributing across the stack, including backend services with Node.js/.NET.

You will mentor engineers, shape architecture, and drive performance, reliability, and deploy readiness. Join a mission-driven team delivering impactful solutions with flexible remote/hybrid work in the U.S.

Qualifications

• 6-8+ years of professional software engineering experience.
• Strong experience building production applications with React.
• Experience with Node.js backend development.
• Experience working with .NET / C# services.
• Strong understanding of REST APIs and modern web architecture.
• Experience with Git, CI/CD pipelines, and modern development workflows.

Responsibilities

• Design and develop high-quality React applications with a focus on performance, usability, and scalability.
• Build reusable UI components and scalable frontend architecture.
• Collaborate with product managers and designers to translate requirements into polished user experiences.
• Develop backend services using Node.js and .NET technologies.
• Design, build, and integrate APIs and microservices.
• Ensure systems are reliable, secure, and maintainable.
• Provide mentorship and guidance to junior and mid-level engineers.
• Conduct code reviews and promote engineering best practices.
• Support team growth through knowledge sharing and collaboration.
• Participate in architectural discussions and technical decision-making.
• Improve system performance, reliability, and scalability.

Skills

React

Node.js

.NET/C#

REST APIs

CI/CD

Mentorship

Tools

Next.js

Azure

Docker

Job description

Blue Line Solutions, LLC is seeking a Senior Full-Stack Engineer with frontend focus to design modern, scalable React-based applications for public safety tech. This role emphasizes frontend excellence while contributing across the stack, including backend services with Node.js/.NET.

You will mentor engineers, shape architecture, and drive performance, reliability, and deploy readiness. Join a mission-driven team delivering impactful solutions with flexible remote/hybrid work in the U.S.