23 freelance 2025 English-speaking jobs in Białystok

This is a freelance, on-site position where you'll support critical infrastructure at world-class ... time off and holidays Professional development allowance Certification sponsorship Work Schedule Freelance

This is a freelance, on-site position where you'll support critical infrastructure at world-class ... Paid time off and holidays Professional development allowance Certification sponsorship Work Schedule Freelance

This is a freelance, on-site position where you'll support critical infrastructure at world-class ... Paid time off and holidays Professional development allowance Certification sponsorship Work Schedule Freelance

Form of cooperation: freelance project-specific B2B contract for an initial period of approximately 12

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.

user experience Continuously improve application performance, usability, and scalability This is a freelance

Netguru seeks a UX Writer to own the end-to-end content experience for the Courier app. Responsibilities include auditing, rewriting, and creating content that is compliant, consistent, and scalable across multiple markets.

Netguru seeks a freelance Azure Cloud Architect for a project focused on Data Residency and Protection Services. The role requires understanding of Azure cloud infrastructure security, experience in security consulting projects, and knowledge of data security measures. Experience with MS Purview configuration and Data Platforms security is beneficial.

Position: Senior Backend Engineer (Java / Architecture) Contract: Freelance / B2B – Remote (EU Only)

Senior Golang Developer needed for a fully remote position. Develop and maintain backend services using Go (Golang) in a modern product environment. Collaborate with Product Managers and Designers to build features and ensure code quality.

Netguru seeks a Senior UI Designer for a 2-month project (B2B contract, up to 35EUR/hour). Requires senior-level expertise in visual UI design, strong visual design fundamentals, experience with design systems, and the ability to create high-fidelity UI designs. This is a UI-focused role, not UX.

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

Last modified Tuesday, December 16, 2025 #J-18808-Ljbffr

In 2025, SmartRecruiters joined SAP, the global leader in enterprise applications.

In 2025, SmartRecruiters joined SAP, the global leader in enterprise applications.

Last modified Tuesday, December 16, 2025 #J-18808-Ljbffr

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

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.

Last modified Tuesday, December 16, 2025 #J-18808-Ljbffr

online meetings with experts CSR activities: volunteering, ecological and social initiatives On June 9, 2025 ... online meetings with experts CSR activities: volunteering, ecological and social initiatives On June 9, 2025