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Charles MintonCM

Charles Minton

Senior Software Engineer / Principal SME

€551/day
California City, US
15+ years

Average response time: 1 hour

About Charles

Senior Software Engineer with 10+ years of professional experience and an additional
decade building production web systems for businesses and eCommerce. Full-stack
specialist in Node.js and React, delivering secure, scalable, real-time applications
(Socket.io/WebRTC) in regulated environments including healthcare (HIPAA) and DoD
systems. Proven ownership of architecture, performance, and reliability across
distributed systems and multi-cloud deployments (AWS/Azure/GCP). Experienced
integrating AI capabilities (TensorFlow, Hugging Face, RAG/LangChain/Ollama) where
they materially improve product workflows. Recognized for outstanding communication
(10/10) and deep domain research, consistently aligning engineering output with
organizational goals.
  • English

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • SAIC
    Senior Software Engineer / Principal SME
    August 2024 - June 2025 (10 months)
    • ● Owned the design and implementation of the organization's first secure WebRTC-based real-time communication platform (Node.js, React, Socket.io), enabling remote fighter-pilot training.
    • ● Guided and unblocked a 5+ engineer team through secure build and deployment workflows across classified environments.
    • ● Improved release efficiency by defining and streamlining CI/CD pipelines for controlled deployments.
    • ● Identified and remediated vulnerabilities across application code, OS images, and container builds, strengthening overall security posture.
    • ● Provided architectural guidance for CUI and classified systems, ensuring compliance with DoD standards (DISA, STIGs, NIST).
    Node.js CI/CD Management Infra as Code WebRTC
  • UnitedHealth Group / Optum / Change Healthcare
    Senior Full-Stack Engineer
    December 2023 - June 2024 (6 months)
    • ● Owned development and optimization of large-scale React/TypeScript applications on Azure supporting national healthcare operations.
    • ● Improved application performance and front-end stability by defining and implementing targeted architectural refinements.
    • ● Established and authored comprehensive automated test suites, increasing reliability and reducing regression issues.
    • ● Drove alignment with product, design, and engineering teams (30+ members) to ensure technical delivery met roadmap goals.
    • ● Applied design thinking methodologies to define and deliver user-centered workflows and prototypes.
    React.js Azure DevOps Microsoft Azure Next.js
  • American Express
    Senior Software Engineer II / Team Lead
    November 2021 - April 2023 (1 year and 5 months)
    • ● Owned modernization and consolidation of React/Redux architecture for enterprise customer-facing applications.
    • ● Drove improvements to bundle size, page load performance, accessibility, and internationalization across multiple product lines.
    • ● Defined and introduced standardized front-end libraries and components aligned with updated design language systems.
    • ● Provided technical leadership across cross-functional squads, supporting and unblocking junior developers.
    redux VueJS Django Supabase CMS Customization

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Education

  • CompTIA Security+
    U.S. Department of Defense Secret Clearance
    CompTIA Security+

Skill set

Categories