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Software Developer at Mercor. Location Information: USA, UK, Canada, Australia, New Zealand. This description is a summary of our understanding of the job description. Click on 'Apply' button to find out more.. Role Description. Mercor is seeking experienced software engineers to support a leading AI lab in advancing research and infrastructure for next-generation machine learning systems. This engagement focuses on diagnosing and solving real issues derived from major open-source repositories through hands-on coding, debugging, and validation. It’s an opportunity to contribute your technical expertise to cutting-edge AI research while working independently and remotely on your own schedule.. Analyze and resolve software issues drawn from large open-source codebases . Write, test, and validate code solutions that address specific bugs or system inefficiencies . Implement and refine APIs, database structures, and backend components supporting AI workflows . Configure local development environments to replicate and investigate complex issues . Qualifications. 1+ years of professional software engineering experience in a fast-paced or technically demanding environment . Proven contribution history to one or more of the following open-source repositories is a must: . astropy/astropy . django/django . matplotlib/matplotlib . pytest-dev/pytest . scikit-learn/scikit-learn . sphinx-doc/sphinx . sympy/sympy . Advanced proficiency in Python, API development, and structured testing . Excellent analytical, written, and communication skills . Exceptional attention to detail and persistence in debugging complex systems . Residency in one of the following regions: United States, United Kingdom, Canada, Australia, or New Zealand. . Requirements. Fully remote and asynchronous — complete work on your own schedule . Expected workload: 10–20 hours per week, with flexibility to scale up to 40 hours . Duration: open-ended engagement with potential for long-term collaboration . Project start date: mid to late October (applications reviewed on a rolling basis) . Compensation & Contract Terms. Independent contractor engagement through Mercor . Hourly compensation, paid weekly via Stripe Connect . Payments based on services rendered; contractors maintain full control over their work schedule and methods . Application Process. Submit your resume and include links to your GitHub profile and relevant repository contributions . Applications reviewed continuously; shortlisted professionals will be contacted for next steps . Typical response time: within one week of submission