> Markdown version of [/jobs/ext/1505217-open-source-software-engineer-for-ai-model-training](https://www.wearedevelopers.com/jobs/ext/1505217-open-source-software-engineer-for-ai-model-training). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Open Source Software Engineer for AI Model Training - **Company:** Capital One Financial Corporation - **Location:** Washington, DC, United States (Remote available) - **Salary:** $104,000.0 - $208,000.0 - **Contract:** Contract - **Skills:** Java (Programming Language), Artificial Intelligence, C++ (Programming Language), Software Quality, Code Review, Github, Python (Programming Language), Machine Learning, Open Source Technology, Software Engineering, TypeScript, Gitlab, Production Code, Free and Open-Source Software, Machine Learning Operations, Golang - **Published:** July 30, 2026 - **Apply:** https://www.careerjet.com/job/register/usf77f3549249981d4f42916c52f87a65e ## About the Role * Clear open source contributions and profiles on platforms like GitHub or GitLab, preferably showcasing work in C++, Python, JAVA, GoLang, Typescript, or Rust. * Previous experience working on large-scale, distributed codebases. * Familiarity with modern AI or machine learning systems is a plus but not required. * Background in participating in rigorous code reviews and contributing to the development of software best practices. ## Description * Contribute production-quality code, reviews, and documentation to open-source repositories relevant to the project. * Design, implement, and optimize complex algorithms and system components using languages such as C++, Python, JAVA, GoLang, Typescript, or Rust. * Identify and resolve technical challenges, bugs, and performance bottlenecks in existing codebases. * Collaborate with other contributors and stakeholders to align deliverables with project goals and best practices. * Create, maintain, and enhance technical documentation to support knowledge sharing and onboarding. * Participate in code discussions and provide constructive feedback to elevate overall code quality., Distinguished AI Engineer At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years, Capital One has been an industry leader in usin… + 1 day ago, Lead AI Engineer At Capital One, we are creating responsible and reliable AI systems, changing banking for good. For years, Capital One has been an industry leader in using machi… + 1 day ago ## Related Videos - [Innovating Developer Tools with AI: Insights from GitHub Next](https://www.wearedevelopers.com/videos/1268-innovating-developer-tools-with-ai-insights-from-github-next) - [Agentic employees in world's most downloaded FinTech app](https://www.wearedevelopers.com/videos/100123-agentic-employees-in-world-s-most-downloaded-fintech-app) - [WeAreDevelopers LIVE - Modern DevOps for IoT Devices and More](https://www.wearedevelopers.com/videos/1805-wearedevelopers-live-modern-devops-for-iot-devices-and-more) - [Go with the Flow: Stop the Leaks Before Your Memory's a Waterfall!](https://www.wearedevelopers.com/videos/100073-go-with-the-flow-stop-the-leaks-before-your-memory-s-a-waterfall) - [MLOps and AI Driven Development](https://www.wearedevelopers.com/videos/347-mlops-and-ai-driven-development) - [Bringing AI Model Testing and Prompt Management to Your Codebase with GitHub Models](https://www.wearedevelopers.com/videos/1536-bringing-ai-model-testing-and-prompt-management-to-your-codebase-with-github-models) ## Related Articles - [Dev Digest 137 - AI'm not sure about this](https://www.wearedevelopers.com/magazine/485-dev-digest-137-ai-m-not-sure-about-this) - [MLOps And AI Driven Development](https://www.wearedevelopers.com/magazine/82-mlops-and-ai-driven-development) - [How we Build The Software of Tomorrow](https://www.wearedevelopers.com/magazine/120-how-we-build-the-software-of-tomorrow) - [A 5-Step Open-Source Setup for Agentic Engineering](https://www.wearedevelopers.com/magazine/738-a-5-step-open-source-setup-for-agentic-engineering) - [How to Become an AI Engineer](https://www.wearedevelopers.com/magazine/331-how-to-become-an-ai-engineer) - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift)