Software Engineer - Open Source Contributions

IMPORTANT: after you apply, please check your email. We send you a link to complete your application — it is not considered until that last step is done. If you do not see it, check your spam folder. This is a fully remote position , open to candidates based in Germany. Pay: $50–$100/hr Role Title: Software Engineer — Open Source Contributions Role Type: Contractor Location: Remote We are engaging Software Engineer — Open Source Contributions experts to participate in an impactful customer project focused on high-quality, open source software development. 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. Scope of Work • Develop, implement, and refine new features within existing open source codebases using Python3, Java, Rust, C++, and Typescript. • Analyze and resolve complex bugs, ensuring robust and maintainable solutions that align with project standards. • Refactor and optimize legacy code to enhance performance, readability, and scalability. • Contribute to code validation processes, focusing on accuracy, output consistency, and best coding practices. • Utilize advanced algorithms and competitive programming techniques to conceptualize and deliver efficient solutions for intricate problems. • Collaborate remotely with other contributors to review proposed changes and maintain project documentation. • Deliver clear, concise technical write-ups to articulate solution design and implementation details. Preferred Qualifications • Expert-level proficiency in at least two of the following: Python, C++, Java, Rust, Typescript, Go, or C#. • Extensive experience in open source contributions, particularly in feature development, bug fixing, and codebase refactoring. • Demonstrated expertise in competitive programming and complex coding problem analysis. • Strong analytical skills to interpret multifaceted problem constraints and identify multiple solution pathways. • Exceptional written and verbal communication skills for clear, precise technical documentation and peer collaboration. • Meticulous attention to detail in code review, validation, and maintenance. • Comfort working independently in a remote, collaborative environment with a commitment to producing high-quality, well-documented code under project deadlines. Compensation Structure Compensation is output-based; experts are paid per task that meets the project specifications. The time required to complete work may vary depending on the expert’s experience and workflow. Minimum submission requirements apply. Experts must submit a minimum of tasks per week. Start Timeline & Availability We typically fill roles within 48 hours and are looking for experts ready to jump in right away. If selected, we expect you to start your first tasks within 24–48 hours of completing onboarding. How to apply Apply here with your profile. We will then email you a link to complete your application on the hiring platform — your application is only considered once that final step is done.