94 freelance English-speaking jobs in Kraków

Freelance energy engineers with 3+ years of experience and strong Python skills are sought to design energy engineering problems, evaluate AI solutions, and validate calculations for AI projects.

Freelance statisticians with Python expertise are sought to design, evaluate, and improve AI systems for leading tech companies. Projects are part-time and non-permanent.

Join Our Freelance NetworkWe’re always on the lookout for passionate and talented digital freelancers

AI Engineer (freelance) at PwC Polska We help our Clients define their transformation journey enabled

Poland (3days per week on-site required) Duration: 6months (anticipated further extension) Hiring Type: Freelance

Coordinate with a freelance designer to produce visuals and supporting assets when needed. ... You’ll report directly to the Head of Marketing and collaborate with marketing teammates and a freelance

We’re currently seeking a passionate freelance Senior QA Engineer to join our forthcoming projects.

Senior UX Writer needed for a freelance role on the Courier app. Responsibilities include writing, auditing, and maintaining content across all user journeys, ensuring clarity and consistency.

Join Our Freelance NetworkWe’re always on the lookout for passionate and talented digital freelancers

Freelance AI trainer for electrical engineers with Python experience. Design electrical engineering problems, evaluate AI solutions, and validate calculations using Python. Must have 3+ years of experience and strong written English.

Freelance AI trainer for physics-related projects. Design physics problems, evaluate AI solutions, and validate calculations using Python. Requires a physics degree, 3+ years experience, strong Python skills, and excellent English.

Freelance AI trainer needed to design math problems, evaluate AI solutions, and validate calculations using Python. Requires a mathematics degree, 3+ years of experience, strong Python skills, and excellent written English.

Senior Python Engineer needed for freelance projects. Experience with Python backend development, extending production systems, and designing GxP-compliant services is required. Must have experience with secure authentication, electronic signatures, and database solutions.

Netguru seeks a Solution Architect for a full-time, remote position. The role requires expertise in Enterprise Solution Architecture, ERP/Operational Backbone architecture, and Logistics/Supply Chain domain experience.

Netguru seeks a Senior AI Engineer for a 3-month, full-time project. Responsibilities include driving technical decisions, leveraging AI APIs and workflow automation tools, and collaborating with a team to build and iterate on AI-powered solutions. Proven experience launching PoCs, working with LLM/AI APIs, and a solid generalist tech foundation are required.

Form of cooperation: freelance project-specific B2B contract with an estimated duration through the end

This is freelance contract position where candidates are able to work remotely Tasks We are seeking a

project (no recruitment agency involved) Start: asap Duration: 6 months Location: Remote Contract: Freelance

Work Mode: Freelance / Part-time Location: Remote Cooperation Model: Flexible (standby / on-call duties

Freelance mechanical engineer with Python experience needed to design, evaluate, and improve AI-generated solutions. Must have a degree in mechanical engineering, 3+ years of experience, strong written English, and Python proficiency for numerical validation.