158 freelance English-speaking jobs in Warsaw

TFS HealthScience is a leading global mid-size Contract Research Organization (CRO) that partners with biotechnology and pharmaceutical companies throughout their entire clinical development journey. Our expertise includes full service-capabilities, resourcing and Functional Service (FSP) solutions.

Freelance opportunity Hybrid role in Warsaw Location & travel Location(s) and expected travel: Hybrid

We’re currently seeking a passionate freelance Senior Backend Developer to join our projects ASAP.

week ago Be among the first 25 applicants Location: Warsaw — Far-site (Fully Remote) Contract Type: Freelance

Telestream Vantage, Interra Baton, Adobe Premiere Pro and Avid Pro Tools is appreciated We Offer B2B or freelance

Exciting extra projects and freelance opportunities – expand your skills and experience!

from La Fosse Location: 95% Remote (Minimal travel to the Nordics for PI planning) Contract: B2B / Freelance

Overview We believe every metal poster has a story and we're looking for someone who can bring those stories to life through words. If you've got a knack for crafting compelling narratives, clever taglines, and copy that connects, let's make some magic together. Responsibilities Write engaging, on-brand copy for paid campaigns, emails, product pages, and other marketing materials.

About the Role We are seeking an experienced SEO professional with a proven ability to drive measurable organic growth in competitive markets. The ideal candidate has a deep understanding of content-driven SEO strategies, technical optimization, and sustainable link-building approaches.

We're building a curated network of talented freelance IT Project Managers that we can call upon

This is a freelance position running from February through the end of May , and it can be performed on-site

IT Security Project Manager – Freelance - 6+ months – Remote & Poland – Start October For our international

**Freelance opportunity**•Start Date: ASAP•Latest Start Date: Mid October•Length Of Assignment- 8 Months

We're looking for an experienced QA Automation Specialist for full-time freelance cooperation.

Overview Who We Are In today\'s economy, an increasing number of workers are choosing to freelance

SAP BODS Developer – Remote – Freelance Akkodis Start: ASAP Location: Remote (Europe based, occasional

Overview At Netguru, we're all about helping innovators and entrepreneurs shape the world through beautiful software. That is our mission. With employees from 15+ different countries, we've worked with over 800 clients from more than 50 countries. To name some of them: OLX Motors Europe, UBS, Careem.

At Netguru, we're all about helping innovators and entrepreneurs shape the world through beautiful software. That is our mission. With employees from 15+ different countries, we've worked with over 800 clients from more than 50 countries. To name some of them: OLX Motors Europe, UBS, Careem. But we're not just another tech company.

We are seeking an experienced Senior Backend Developer to join a project focused on enhancing the main POS API used for order transmission from interactive partners. The primary responsibility will be extending and maintaining existing functionalities. The role requires a high degree of independence, with support provided through onboarding and pull request reviews by assigned team members.

Overview At Netguru, we're all about helping innovators and entrepreneurs shape the world through beautiful software. That is our mission. With employees from 15+ different countries, we've worked with over 800 clients from more than 50 countries. To name some of them: OLX Motors Europe, UBS, Careem.