Lifted (an Upwork Company)

Senior engineer on Upwork's Lifted team builds GenAI product features end-to-end — RAG pipelines over catalog and customer reviews, LLM-driven personalization, a conversational Wellness Agent, and agentic workflows — plus the shared AI platform (evals, guardrails, observability), owning spec-to-production and on-call. Core stack: Python, LLM/RAG tooling, and AI-assisted dev tools like Claude Code.

Agentic AI AI Automation Claude Code E-commerce +18 skills

Lifted, An Upwork Company™

4 weeks ago

Biometric Full-Stack Engineer — Java/Spring + Angular (Banking)

Open 26d LATAM

Mexico

Mid-senior full-stack developer who designs, builds, and maintains biometric applications for a banking/financial services project, using Java/Spring Boot on the backend, Angular on the frontend, and Oracle for data components; on-site in Xico, Mexico three days a week.

Angular Java Oracle Spring

Lifted (an Upwork Company)

last month

Senior Software Development Engineer (.NET Core and C#)

RemoteLATAMFull-timeSenior

Mexico

Work with an agile development team that designs, develops and maintains scalable services. Responsible for writing technical design specifications. Recommend and develop an architectural and detailed design that is…

Agile API CI/CD C# Design Patterns +10 skills

Lifted (an Upwork Company)

last month

Full Stack Software Engineer - .NET/C# and React

RemoteLATAM

Mexico

Work with a lean, senior engineering team responsible for building and modernizing a business-critical product catalog platform. Design, develop and implement scalable full-stack software solutions from specification…

AI API CI/CD Claude Code C# +14 skills

Lifted (an Upwork Company)

3 months ago

Copy of Senior Structural Engineer (OpenSees | AI Training & Evaluation)

RemoteAPAC, Europe, LATAM, MENA, North America, UKContractSenior

+11

This opportunity is ideal for experienced Structural Engineers who enjoy solving complex engineering problems and want to apply their expertise to cutting-edge AI technology. What You'll Do: Design realistic AI…

AI Fea Machine Learning Model Evaluation

Lifted (an Upwork Company)

9 months ago

QA Manual Tester

Open 85d RemoteLATAM

Execute comprehensive manual testing, including functional, regression, UI/UX, and smoke testing across a variety of iOS and Android devices. Identify, document, and track software defects using tools such as Jira,…

Acceptance Criteria Android API Firebase iOS +4 skills

Open positions

Sr Software AI Engineer

Biometric Full-Stack Engineer — Java/Spring + Angular (Banking)

Senior Software Development Engineer (.NET Core and C#)

Full Stack Software Engineer - .NET/C# and React

Copy of Senior Structural Engineer (OpenSees | AI Training & Evaluation)

QA Manual Tester