29 freelance English-speaking jobs in Greater Poland Voivodeship

Planned start: February Freelance assignment : full-time, ~12 months project (with possible prolongation

Senior Marketing Data Analyst needed for remote, full-time B2B contract. Requires 5+ years experience in marketing analytics, data analysis, or related quantitative field. Must have strong SQL and Python skills, experience with marketing experimentation and channel optimization, and a solid understanding of Marketing Mix Modeling. Excellent communication and interpersonal skills are essential.

Netguru seeks a Senior Go PHP Developer with expertise in CIAM solutions (Auth0, AWS Cognito) for a full-time remote contract. The role involves migrating CIAM from Cognito to Auth0 across legacy PHP and Golang microservices.

Senior Backend Kotlin Engineer needed for a client's Search team. Responsibilities include designing, implementing, and optimizing search algorithms. Must have strong backend engineering skills with experience in Kotlin, Go, or Python. Experience with Solr, ElasticSearch, or related search technologies is a plus.

Senior Fullstack Engineer needed for a 7-month project. Responsibilities include new feature development, refactoring, and shared backend and frontend work. Requires senior-level Python, Django, React, Redux, and experience with APIs, webhooks, and asynchronous task queues.

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Senior DevOps Engineer with RPA experience sought for project-based opportunities. Must have strong communication and problem-solving skills, experience implementing process automations, and familiarity with UI Path is advantageous.

Senior Backend Developer with 8+ years of experience leading and mentoring engineers. Design, develop, test, and deploy software solutions. Proficient in SQL/Postgres and Java, Go, or Node.js. Experience with cloud infrastructure, DevOps tooling, and data platforms. Strong communication and interpersonal skills.

Netguru seeks a Senior Fullstack Developer with experience in Ruby on Rails, Ember.js, and Shopify API to develop new features for a Shopify app. The role requires strong technical and soft skills, fluency in English (C1), and the ability to work cross-functionally in a distributed team.