Senior Software Developer

Cognitive Medical Systems, Inc.

Senior Full Stack Software Developer for IT and software engineering solutions at Cognitive. Building web applications with ReactJS and NodeJS for government healthcare programs.

Posted 5/22/2026full-timeRemote • Arizona, District of Columbia, Florida, Tennessee, Texas, Virginia, Washington • 🇺🇸 United StatesSenior💰 $130,000 - $160,000 per yearWebsite

Tech Stack

Tools & technologies

JavaScriptMS SQL ServerNode.jsReactSQL

About the role

Key responsibilities & impact

Front end/UI development for web applications using ReactJS and modern JavaScript tooling (including Vite)
Develop and maintain client-side code using HTML, CSS, and JavaScript
Develop and integrate server-side services and APIs using NodeJS (and ExpressJS preferred)
Design, write, unit test, and document application code
Write and optimize MS SQL queries (joins, views, stored procedures as needed) to support application features and reporting needs
Read, interpret, and write clear, concise reports, requirements definitions, User Stories, detailed design documents, and online correspondence with client as needed using tools such as JIRA and Confluence
Provide critical thinking, problem solving, design, and attention to performance, scalability, reliability, and availability at the system and component level
Participate in software design and architecture discussions to ensure the software meets functional and non-functional requirements
Collaborate with other developers, testers, and stakeholders as needed, including performing code reviews and providing constructive feedback to team members

Requirements

What you’ll need

Bachelor’s degree or equivalent years’ related experience and a minimum of 8+ years of software development experience
Strong proficiency with ReactJS (preferred), modern JavaScript (ES6+), and front-end development practices
Experience with NodeJS and API development, including REST API Web Services ( ExpressJS preferred)
Advanced knowledge of Structured Query Language (SQL) with strong emphasis on Microsoft SQL Server (MS SQL)
Proficient with HTML and CSS for responsive, accessible web development
Proficient with modern source control using git
Experience working in a Microsoft Windows development environment
US Citizenship required with the ability to obtain a Position of Public Trust - Medium Background Investigation (MBI)

Benefits

Comp & perks

🌐 Worldwide ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs ✉️ Email Alerts 👤 Account Cognitive Medical Systems, Inc. Website LinkedIn All Job Openings 51 - 200 employees Founded 2010 ☁️ SaaS Healthcare
IT
SaaS Cognitive Medical Systems, Inc. is an IT and software engineering services firm dedicated to producing better outcomes within U. S. government healthcare programs. With a blend of real-world clinical experience and technical expertise, the company delivers healthcare IT solutions that enhance interoperability and improve care delivery. Their offerings include clinical knowledge management, analytics, custom software development, and secure cloud hosting solutions, aimed at converting health data into positive health outcomes while ensuring compliance and integration across various IT environments. Senior Software Developer Job not on LinkedIn 🔥 3 minutes ago 🌵 Arizona, District of Columbia, +5 more states – Remote 💵 $130k - $160k / year ⏰ Full Time 🟠 Senior 🧑‍💻 Full-stack Engineer JavaScript MS SQL Server Node.js React SQL Apply Now Find Hiring Managers Customize resume + cover letter Report problem ☆ Save ☑️ Mark as applied ❌ Hide 📋 Description
Front end/UI development for web applications using ReactJS and modern JavaScript tooling (including Vite)
Develop and maintain client-side code using HTML, CSS, and JavaScript
Develop and integrate server-side services and APIs using NodeJS (and ExpressJS preferred)
Design, write, unit test, and document application code
Write and optimize MS SQL queries (joins, views, stored procedures as needed) to support application features and reporting needs
Read, interpret, and write clear, concise reports, requirements definitions, User Stories, detailed design documents, and online correspondence with client as needed using tools such as JIRA and Confluence
Provide critical thinking, problem solving, design, and attention to performance, scalability, reliability, and availability at the system and component level
Participate in software design and architecture discussions to ensure the software meets functional and non-functional requirements
Collaborate with other developers, testers, and stakeholders as needed, including performing code reviews and providing constructive feedback to team members 🎯 Requirements
Bachelor’s degree or equivalent years’ related experience and a minimum of 8+ years of software development experience
Strong proficiency with ReactJS (preferred), modern JavaScript (ES6+), and front-end development practices
Experience with NodeJS and API development, including REST API Web Services ( ExpressJS preferred)
Advanced knowledge of Structured Query Language (SQL) with strong emphasis on Microsoft SQL Server (MS SQL)
Proficient with HTML and CSS for responsive, accessible web development
Proficient with modern source control using git
Experience working in a Microsoft Windows development environment
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Applicant Tracking System Keywords

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Hard Skills & Tools

ReactJSJavaScriptNodeJSExpressJSHTMLCSSMS SQLSQLAPI developmentgit

Soft Skills

critical thinkingproblem solvingattention to performancescalabilityreliabilityavailabilitycollaborationcode reviewsconstructive feedback

Certifications

Bachelor’s degreePosition of Public Trust - Medium Background Investigation (MBI)