326 freelance English-speaking jobs in Poland

We are hiring a Senior Frontend Developer to join our Feature & Product Enhancements Team at Programmers Force. In this role, you will be responsible for building and optimizing modern web applications, ensuring seamless performance, responsiveness, and scalability across devices. You will work closely with product, backend, and design teams to deliver user-centric, high-quality web interfaces while contributing to new feature development, UI/UX enhancements, and frontend performance optimization.

We are hiring a Senior Backend Developer to join our New Initiatives Team at Programmers Force. In this role, you will be responsible for building MVPs, prototypes, and innovative product features from scratch, while designing scalable backend systems and collaborating with cross-functional teams in a fast-paced environment. The ideal candidate is experienced in backend development, API design, and rapid experimentation, with a strong ability to deliver secure, maintainable, and scalable solutions.

We are looking for a Senior SQA Engineer to join Programmers Force and take ownership of both manual and automated testing across our platforms. In this role, you will design, implement, and optimize test strategies to ensure speed, accuracy, and reliability while collaborating closely with development teams in a fast-paced, client-driven environment. The ideal candidate is experienced in automation frameworks, API testing, CI/CD integration, and manual testing, with a strong focus on quality and continuous improvement.

Freelance Senior / Medical Director (Neurology - Bid Defense Support) Join to apply for the Freelance ... Join Our Team as a Freelance Senior / Medical Director (Neurology - Bid Defense Support). ... Senior / Medical Director (Neurology - Bid Defense Support) role at TFS HealthScience Freelance Senior ... Neurology - Bid Defense Support) 3 weeks ago Be among the first 25 applicants Join to apply for the Freelance ... This freelance role involves contributing expert input during proposal preparation (e.g. protocol review

Medical Consultant - Freelance KOL / SME for Internal Medicine Medical Consultant - Freelance KOL / SME ... Medical Consultant - Freelance KOL / SME for Neurology (Pain Specialist) Join to apply for the Medical ... to apply for the Medical Consultant - Freelance KOL / SME for Neurology (Pain Specialist) role at TFS ... - Freelance KOL / SME for Neurology (Pain Specialist) 2 weeks ago Be among the first 25 applicants Join ... HealthScience Freelance Opportunity | TFS HealthScience TFS HealthScience is a leading global mid-size

Consultant - Freelance KOL / SME for Neurology (Pain Specialist) role at TFS HealthScience. ... Medical Consultant - Freelance KOL / SME for Neurology (Pain Specialist) Join to apply for the Medical ... Freelance Opportunity | TFS HealthScience TFS HealthScience is a leading global mid-size Contract Research ... In this freelance role, you will provide strategic scientific input across key clinical development activities

Consultant - Freelance KOL / SME for Neurology (Pain Specialist) role at TFS HealthScience Freelance ... Medical Consultant - Freelance KOL / SME for Neurology (Pain Specialist) Join to apply for the Medical ... In this freelance role, you will provide strategic scientific input across key clinical development activities

Join to apply for the Salesforce DevOps (freelance) role at PwC Polska 3 days ago Be among the first ... 25 applicants Join to apply for the Salesforce DevOps (freelance) role at PwC Polska Get AI-powered advice ... We are looking for: Salesforce DevOps (freelance) Your future role: Operate, support and improve the

Join to apply for the AI Engineer (freelance) role at PwC Polska 2 days ago Be among the first 25 applicants ... Join to apply for the AI Engineer (freelance) role at PwC Polska Get AI-powered advice on this job and ... We are looking for: AI Engineer (freelance) We are developing an advanced tourism platform that utilizes

Join to apply for the AI Engineer (freelance) role at PwC Polska 2 days ago Be among the first 25 applicants ... Join to apply for the AI Engineer (freelance) role at PwC Polska Get AI-powered advice on this job and ... We are looking for: AI Engineer (freelance) We are developing an advanced tourism platform that utilizes

Join to apply for the AI Engineer (freelance) role at PwC Polska 2 days ago Be among the first 25 applicants ... We are looking for: AI Engineer (freelance) We are developing an advanced tourism platform that utilizes ... Join to apply for the AI Engineer (freelance) role at PwC Polska We help our Clients define their transformation

Join to apply for the AI Engineer (freelance) role at PwC Polska 2 days ago Be among the first 25 applicants ... We are looking for: AI Engineer (freelance) We are developing an advanced tourism platform that utilizes ... Join to apply for the AI Engineer (freelance) role at PwC Polska We help our Clients define their transformation

Overview Salesforce DevOps (freelance) role with PwC Polska. ... Join to apply for the Salesforce DevOps (freelance) role at PwC Polska We help our Clients define their

We’re currently looking for a freelance Linux Embedded Engineer to join a specific IoT project starting ... The work is fully remote, with flexible hours, and we are open only to B2B/freelance cooperation. ... Practical info Duration: 6 weeks (starting August 18) Type of contract: freelance / B2B only Location

Overview Freelance Chemistry - Quality Assurance (AI Trainer) 2 days ago Be among the first 25 applicants ... enthusiasm to take on a challenge Benefits Take part in a part-time, remote, freelance project that ... Our freelance role is fully remote so, you just need a laptop, internet connection, time available and

Our freelance role is fully remote so, you just need a laptop, internet connection, time available and ... enthusiasm to take on a challenge Benefits Why this freelance opportunity might be a great fit for you ... Take part in a part-time, remote, freelance project that fits around your primary professional or academic

Senior Ruby On Rails Engineer (freelance side project) At Blazity, we are a team of React.js and Next.js ... About the Project We’re looking for a Senior Ruby On Rails Engineer for a freelance engagement . ... stakeholders and technical teams Ability to support or advise on technical team composition and recruitment Freelance

Join to apply for the AI Engineer (freelance) role at PwC Polska 2 days ago Be among the first 25 applicants ... We are looking for: AI Engineer (freelance) We are developing an advanced tourism platform that utilizes ... Join to apply for the AI Engineer (freelance) role at PwC Polska We help our Clients define their transformation

Join to apply for the AI Engineer (freelance) role at PwC Polska 2 days ago Be among the first 25 applicants ... We are looking for: AI Engineer (freelance) We are developing an advanced tourism platform that utilizes ... Join to apply for the AI Engineer (freelance) role at PwC Polska We help our Clients define their transformation

Join to apply for the AI Engineer (freelance) role at PwC Polska 2 days ago Be among the first 25 applicants ... We are looking for: AI Engineer (freelance) We are developing an advanced tourism platform that utilizes ... Join to apply for the AI Engineer (freelance) role at PwC Polska We help our Clients define their transformation