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Senior Software Engineer

Careerflow

International Falls, MNRemoteFull-timeNo compensation foundPosted 2mo agoVerified open 4 days ago

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At a glance

Compensation
No compensation found
Location
International Falls, MNRemote
Schedule
Full-time
Work Authorization
Not specified

Job overview

Careerflow is hiring a Senior Software Engineer. The Senior Software Engineer will apply their expertise to train next-generation AI systems, shaping how models learn, reason, and perform through high-quality, real-world input. This role involves contributing to bug fixing, feature implementation, codebase refactoring, and performance optimization across various programming languages. The engineer will analyze and enhance software codebases, collaborate with multidisciplinary teams, and develop robust solutions to support scalable AI training workflows.

Key focus areas include Contribute expert-level knowledge to bug fixing, feature implementation, codebase refactoring, and performance optimization across a range of programming languages, Analyze and enhance software codebases to ensure clarity, maintainability, and efficiency, and Collaborate with multidisciplinary teams to provide feedback and insights for AI model improvement.

Important skills include Data Structures and Algorithms, Performance Optimization, Debugging Complex Software Issues, Maintainable Solutions, Feature Development, and Codebase Refactoring. Preferred (not required): Python, Java, Rust, and TypeScript.

Skills & qualifications

RequiredNice to have

Skills

PythonJavaRustTypeScriptData Structures and AlgorithmsPerformance OptimizationDebugging Complex Software IssuesMaintainable SolutionsFeature DevelopmentCodebase RefactoringSoftware Performance OptimizationScalabilityCommunicationAttention to DetailCollaborative TeamworkCross-Functional TeamworkC++GoLarge-Scale Distributed CodebasesAI SystemsMachine Learning SystemsRigorous Code ReviewsSoftware Best Practices Development

Qualifications

Remote Work Experience

Full job description

Job Type: Contractor

Location: Remote (Prefer candidates from the US, Canada, and India)

Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters.

Key Responsibilities:

  • Contribute expert-level knowledge to bug fixing, feature implementation, codebase refactoring, and performance optimization across a range of programming languages.

  • Analyze and enhance software codebases to ensure clarity, maintainability, and efficiency.

  • Collaborate with multidisciplinary teams to provide feedback and insights for AI model improvement.

  • Develop robust solutions and document best practices to support scalable AI training workflows.

  • Evaluate existing system architecture and recommend technical strategies for optimal results.

  • Deliver clear, concise written and verbal communication regarding technical findings and project progress.

  • Support the continuous improvement of AI systems by providing real-world coding expertise in challenging scenarios.

Required Skills and Qualifications:

  • Proficiency in Python3, Java, Rust, or TypeScript, with additional experience in C++ or Go considered a strong asset.

  • Deep understanding of algorithms, data structures, and performance tuning.

  • Demonstrated experience in debugging complex software issues and delivering maintainable solutions.

  • Strong background in feature development and codebase refactoring.

  • Proven ability to optimize software for performance and scalability.

  • Exceptional written and verbal communication skills, with a keen attention to detail.

  • Track record of success in collaborative, cross-functional teams, ideally in remote settings.

Preferred Qualifications:

  • Previous experience working on large-scale, distributed codebases.

  • Familiarity with modern AI or machine learning systems is a plus, though not required.

  • Background in participating in rigorous code reviews and contributing to the development of software best practices.

We are seeking strong Software Engineers to join our customer's team with expertise in Python3, Java, Rust, Go, C++, or TypeScript. This is a unique opportunity to directly impact the next generation of AI by leveraging your advanced engineering skills in a dynamic, remote setting.

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