Upwork Inc.’s (Nasdaq: UPWK) family of companies connects businesses with global, AI-enabled talent across every contingent work type including freelance, fractional, and payrolled. This portfolio includes the Upwork Marketplace, which connects businesses with on-demand access to highly skilled
Lifted, an Upwork Company, is seeking PhD Computer Science Experts for a fully remote freelance opportunity focused on AI training. Candidates will evaluate AI-generated responses, develop prompts, and assess technical accuracy in various Computer Science topics. The
Upwork is seeking experienced Software Engineers in Canberra, Australia to enhance AI systems through human feedback. The role involves developing evaluation criteria, improving code quality, and testing systems for vulnerabilities. Ideal candidates should have over 2 years
Lifted, an Upwork CompanyTM, is seeking a Sr. QC Manual Engineer to support a live production event platform. The ideal candidate will focus on manual testing, issue triage, and workflow validation while collaborating with cross-functional teams.This full-time
Lifted, an Upwork CompanyTM, seeks a Tech Lead to oversee a production event-management platform. This role demands senior-level engineering skills to diagnose and resolve production issues, ensure timely resolutions, and lead engineering teams.Candidates should possess strong Java
Lifted, an Upwork CompanyTM, is seeking a Sr. Data Analyst to support enterprise reporting and applied data analysis. The role focuses on Tableau reporting, SQL, and Python to derive insights from complex datasets.The ideal candidate will possess
Lifted, an Upwork CompanyTM, is seeking a PhD Computer Science Expert for AI training. This role involves evaluating AI-generated content, crafting domain-specific questions, and providing expert feedback. Ideal candidates will have advanced technical knowledge and strong communication
Lifted, an Upwork CompanyTM, is seeking a Senior Data Engineer to support core marketplace analytics data products and platform work. This remote contract role involves building and maintaining reliable data pipelines, Snowflake data models, and observability practices
Lifted, an Upwork CompanyTM is looking for a Backend Software Engineer to develop and maintain scalable backend services. This remote contract position requires proficiency in Java and/or Kotlin, experience with Spring Boot, and a strong grasp of
Lifted, an Upwork CompanyTM, seeks a Tech Lead to oversee a production event-management platform. This role demands senior-level engineering skills to diagnose and resolve production issues, ensure timely resolutions, and lead engineering teams.Candidates should possess strong Java
Lifted, an Upwork Company is looking for an AI Code Reviewer & Systems Evaluation Engineer based in Italy. This role focuses on enhancing AI systems through human feedback, reviewing logs, and developing evaluation criteria. Candidates should have
Lifted, an Upwork Company, is seeking a PhD Computer Science Expert for a remote freelance role focused on AI training. Candidates will assess and provide feedback on AI-generated Computer Science content while applying their expertise in technical
Engage in a transformative role as a remote AI Systems Evaluation Engineer with a leading enterprise client. This contract position centers on enhancing advanced AI systems through rigorous human feedback and evaluation. Youll utilize your expertise
Contract Job Description We are seeking a Junior Manual QA Engineer to support a live production platform with high-volume, client-impacting workflows. This role will focus on manual functional testing, regression testing, API validation, backend data validation,
Lifting, an Upwork Company, is seeking a Financial Systems Business Analyst to focus on financial systems and billing operations. This remote contract role emphasizes analytical expertise, including SQL-based data analysis and operational process improvement. The ideal candidate
Lifted, an Upwork Company is looking for a Sr. Data Analyst to enhance their analytics project through enterprise reporting and dashboard development. This role involves extensive use of Tableau, SQL, and Python for data analysis and cleaning,
Lifted, an Upwork Company, is seeking PhD Computer Science Experts for a fully remote freelance opportunity focused on AI training. Candidates will evaluate AI-generated responses, develop prompts, and assess technical accuracy in various Computer Science topics. The
# - Software Engineer, Backend Node.js / TypeScript Contract We are looking for a Backend Software Engineer to support ongoing development, maintenance, and production support for large-scale community product applications. This role will focus on delivering