Onsite | Full Stack Software Engineer — $45–$60/hour

24-Mag

  • New York, New York
  • 7 days ago

    Highlights

    Selected engineers will develop production-quality applications and internal tools, integrate pre-release model APIs, investigate model and integration failures, and contribute working code quickly across evolving technical requirements. We are sharing a specialised full-time consulting opportunity for experienced full-stack software engineers with hands-on production experience building and shipping modern applications across backend, frontend, database, and cloud environments.

    Numbers & Facts

    LocationNew York, New York
    Website4-mag.com/privacy-policy

    Description

    We are sharing a specialised full-time consulting opportunity for experienced full-stack software engineers with hands-on production experience building and shipping modern applications across backend, frontend, database, and cloud environments.

    This role supports an advanced generative AI initiative focused on building, integrating, and stress-testing real software using frontier AI models. Selected engineers will develop production-quality applications and internal tools, integrate pre-release model APIs, investigate model and integration failures, and contribute working code quickly across evolving technical requirements.

    Key Responsibilities

    Full-Stack Software Development

    • Build and ship full-stack applications, backend services, APIs, and internal engineering tools
    • Develop production software using Python, Java, Rust, C#, C++, TypeScript, or related technologies
    • Work across backend services, frontend applications, databases, and cloud environments
    • Develop maintainable, production-quality software for realistic application workflows
    • Contribute to architecture, implementation, testing, and deployment

    AI Model & API Integration

    • Integrate pre-release AI model APIs into working software
    • Build supporting tool interfaces, application scaffolding, and evaluation harnesses
    • Develop telemetry and instrumentation for observing model and system behaviour
    • Test frontier model capabilities through realistic end-to-end applications
    • Identify technical limitations and integration issues during development

    Engineering Analysis & Debugging

    • Diagnose model, application, and integration failure modes
    • Investigate unexpected system behaviour and implementation problems
    • Document reproducible technical issues clearly
    • Translate engineering observations into actionable written feedback
    • Support research and engineering teams with technically precise findings

    Rapid Prototyping & Delivery

    • Prototype solutions quickly as requirements evolve
    • Onboard onto unfamiliar codebases and contribute working code with minimal ramp-up
    • Deliver functional increments with limited up-front specification
    • Collaborate with engineers and technical leadership on architecture and implementation decisions
    • Maintain consistent standards for code quality and technical documentation

    Ideal Profile

    Strong candidates may have:

    • At least 3 years of dedicated professional software engineering experience
    • Hands-on experience building and shipping production software
    • Production expertise in at least one of Python, Java, Rust, C#, or C++
    • Working proficiency in a second programming language or technical ecosystem
    • Experience developing backend services and APIs
    • Hands-on experience with React or another modern frontend framework
    • Experience with relational or document databases
    • Familiarity with cloud deployment and production environments
    • Ability to learn unfamiliar codebases and deliver working software quickly
    • Demonstrable professional progression
    • Strong written communication and technical reasoning skills
    • Reliable weekday availability for approximately 40 hours per week

    Educational Background

    • A degree in computer science, software engineering, computer engineering, or a related technical discipline may be helpful
    • Advanced technical education may strengthen an application
    • Equivalent professional software engineering experience may also be considered
    • Hands-on production engineering experience is particularly important for this engagement

    Nice to Have

    • Professional experience across multiple programming-language ecosystems
    • Strong Python, Java, Rust, C#, C++, or TypeScript experience
    • Experience building AI-powered applications
    • Familiarity with LLM or foundation-model APIs
    • Experience developing evaluation harnesses or engineering tooling
    • Background building internal developer tools or platforms
    • Experience with cloud infrastructure and production operations
    • Familiarity with observability, telemetry, and system instrumentation
    • Experience working in fast-moving technology or research environments

    Why This Opportunity

    • Build production-quality software around frontier AI systems
    • Work across backend, frontend, databases, cloud, and model-integration workflows
    • Test advanced AI capabilities through realistic software applications
    • Identify technical limitations and integration failures before broader deployment
    • Collaborate with experienced engineering and research teams
    • Develop working software across multiple modern technology stacks
    • Contribute full-time to technically demanding, rapidly evolving projects

    Contract Details

    • Full-time W-2 contingent employment opportunity
    • Expected commitment of approximately 40 hours per week during weekdays
    • Competitive rates between $45–$60 per hour depending on experience and project scope
    • Work may include full-stack application development, API integration, AI model testing, debugging, engineering tooling, and technical documentation
    • Candidates should have production experience in at least one of Python, Java, Rust, C#, or C++, together with working proficiency in a second technical ecosystem
    • Projects and responsibilities may evolve according to research and engineering requirements

    About the Platform

    This opportunity is available through 24-MAG LLC. We connect experienced professionals with remote consulting opportunities across technical, evaluation, and project-based workstreams.

    By submitting this application, you acknowledge that your information may be processed by 24-MAG LLC for recruitment and opportunity matching in accordance with our Privacy Policy: https://www.24-mag.com/privacy-policy.

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