Full Stack Developer

Job not on LinkedIn

🔥 1 minute ago

🏛️ District of Columbia, Washington – Remote

🏛️ District of Columbia – Remote ☕ Washington – Remote

💵 $110k - $114k / year

⏰ Full Time

🟡 Mid-level

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 7%

What it means: the chance that no one is really hiring for this job.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Concept Solutions, LLC

WebsiteLinkedInAll Job Openings

51 - 200 employees

🔒 Cybersecurity

💼 Consulting

Cybersecurity • Consulting

Concept Solutions, LLC is a company that creates and supports mission-critical solutions aimed at enhancing national safety, specializing in IT and management consulting, Cyber Security, GIS applications for Aviation and Critical Infrastructure, as well as cloud computing services. Their expertise encompasses a range of technologies, including software development, DevOps, and system engineering, aimed at improving productivity and efficiency within both governmental and commercial organizations. Notably, they have a significant role in supporting IT systems for the Federal Aviation Administration. Concept Solutions has earned several awards for workplace excellence and innovation in technology.

📋 Description

• Build, maintain, and modernize critical enterprise web applications • Bridge legacy on-premises systems with AWS cloud environments • Refactor and migrate legacy web applications and workflows from SharePoint Subscriber Edition On-Premises to open-source technology stacks hosted on AWS, including AWS GovCloud and AWS Outposts • Use artificial intelligence to refactor legacy code • Collaborate as a member of the DevSecOps team • Ensure front-end and back-end code is performant, accessible, and secure • Modernize legacy application interfaces into secure cloud architectures • Remediate findings from automated security pipelines • Establish resilient, error-tolerant workflows supporting continuity of operations • Participate in building code layers with redundancy, error handling, and failover capabilities • Support highly available mission-essential FAA functions under a FISMA Moderate framework

🎯 Requirements

• Bachelor's degree in a technical discipline (Computer Science, Electrical Engineering, Information Technology, or a related field) • 5 years of experience in full-stack web application development • Proven track record refactoring monolithic/legacy platforms and migrating workloads to AWS • Three or more years of practical experience building and maintaining complex, responsive, and accessible web interfaces • Experience refactoring and modernizing legacy SharePoint pages, customized Master Pages, InfoPath forms, and web parts • Deep understanding of HTML5, CSS3, modern JavaScript/TypeScript • Strong proficiency in server-side open-source development such as .NET Core, C#, Node.js, or Python • Experience designing secure, modular RESTful APIs • Experience replacing SharePoint SSOM and CSOM with open-source API architectures • Experience decomposing monolithic logic into microservices or serverless applications • Experience analyzing SharePoint site hierarchies, document libraries, lists, and item-level permissions • Experience migrating SharePoint list data into relational databases such as Microsoft SQL Server, PostgreSQL, or Amazon RDS • Experience optimizing database queries • Experience refactoring SharePoint Designer, Power Automate, or K2 workflows into AWS Step Functions or serverless event-driven architectures • Familiarity with AWS GovCloud and AWS Outposts • Understanding of CI/CD pipelines such as Azure DevOps, GitLab CI, or GitHub Actions • Experience with automated SAST/DAST security scans • Strong proficiency in OWASP Top 10 secure coding principles • Knowledge of NIST SP 800-53 security controls and FISMA Moderate • Experience remediating pipeline scan findings • Experience aligning SharePoint permissions and AD security groups with AWS IAM, AWS IAM Identity Center, OAuth2, OIDC, and SAML • Public Trust security requirement • CompTIA Security+ required within 6 months of hire • AWS Certified Developer (Associate) or AWS Certified Solutions Architect (Associate) preferred • Professional certifications in React, Angular, or Vue preferred • Ability to work 40 hours per week, Monday through Friday, during core hours of 9:00 a.m. to 3:00 p.m. local time

🏖️ Benefits

• Health insurance • Dental insurance • Vision insurance • Life insurance • Comprehensive 401(k) plan with matching and immediate vesting • Career development • Positive workplace culture centered on innovation and engagement

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