Senior Backend Engineer (Go/Node.js) - Remote

Concept-Solution; Reston (VA); Remote; USD 170,000 - 180,000; Full time

Benefits offered by this job

Health insurance

401(k) plan with matching

Job summary

Concept Solutions, LLC is seeking a Senior Software Engineer specializing in Go/Node.js to build, modernize, and sustain mission-critical applications for a DoD customer. You will develop, enhance, and maintain high-volume, public-facing backends while ensuring secure cloud operations and scalable software delivery.

The role emphasizes production-grade Node.js or Go services, REST APIs, PostgreSQL, and containerized deployments across cloud environments.

Qualifications

• 7+ years of backend software engineering experience
• 3+ years production experience with Node.js or Go
• Experience developing and maintaining REST APIs

Responsibilities

• Sustain and enhance high-volume, public-facing web applications
• Develop and maintain backend services using Node.js and Go
• Support containerized deployments in cloud environments
• Integrate applications with identity providers and platform services
• Maintain technical docs, runbooks and sustainment procedures
• Participate in on-call rotations for production support
• Identify and remediate security findings and maintain dependencies
• Collaborate with teams to ensure reliability, performance and security

Skills

Node.js/Go backend

REST APIs

PostgreSQL

Cloud experience

Job description

Concept Solutions, LLC is seeking a Senior Software Engineer specializing in Go/Node.js to build, modernize, and sustain mission-critical applications for a DoD customer. You will develop, enhance, and maintain high-volume, public-facing backends while ensuring secure cloud operations and scalable software delivery.

The role emphasizes production-grade Node.js or Go services, REST APIs, PostgreSQL, and containerized deployments across cloud environments.