freelance English-speaking jobs in Castelo Branco

Seeking a hardworking, reliable part-time Concrete Worker to assist with pouring, mixing, and finishing tasks. This physically demanding role requires attention to detail and ability to work in all weather conditions. Experience is not required.

Maintenance Operations Controller acts as the communication hub for maintenance, logistics, and operations to ensure aircraft airworthiness and maximum fleet utilization. Responsibilities include evaluating discrepancies and coordinating recovery plans.

Financial Controller to rebuild and lead the accounting function to full US GAAP rigor. Own system modernization, AI-native ERP implementation, and build a lean, automated finance organization.

Experienced MEP Lead needed for a major M&E Contractor delivering mission-critical projects. Responsibilities include leading MEP activities across design, construction, and commissioning, managing teams, and overseeing technical reviews. Requires a relevant degree and 10+ years in large-scale M&E projects.

Senior Associate, Insurance Credit Controller, requires one year of credit control experience. Responsibilities include data entry, premium collection, account reconciliation, and debt recovery. A finance-related degree is required.

Travel & Expenses Analyst performs audits on travel and non-travel expenses per local tax laws. This role ensures documentation support for reimbursements and manages the corporate credit card program.

Senior Game Designer/Product Builder for AI Games. Identify, build, and scale mobile game products using AI-assisted workflows. Own product decisions from concept to launch, focusing on data-driven iteration and high execution speed.

STEM Specialist needed to train AI models using expertise in mathematics, physics, chemistry, engineering, and data science. Responsibilities include challenging models on technical scenarios and documenting error traces. A STEM degree is ideal.

Subject Matter Experts are needed to provide expert analysis for B2B and AI Research projects. Candidates must hold active professional certifications like CPA, ACCA, or ACA to review financial documents and validate accounting standards.

Support the finance team with day-to-day accounting, reporting, and controlling tasks. Prepare financial reports, assist with closings, and support budgeting. Requires a degree in a related field and 1-2 years of experience.

Social Media Moderator role requires fluency in English and Italian. Responsibilities include monitoring and managing social media accounts, reviewing user content, and removing inappropriate material.

Financial & Accounting Expert to lead budgeting, forecasting, and performance reporting. Manage local Accounting and Tax interface, supporting month-end closing and compliance within an international group.

Part-time AI Deep Learning Researcher role for motivated individuals. Work on cutting-edge projects using innovative AI technologies to advance company goals. Ideal for those looking to gain skills in the field.

PhD research focuses on developing innovative mooring and anchoring solutions for floating offshore wind turbines, integrating structural health monitoring. Work involves new anchoring concepts, smart mooring cables, and data analysis.

Senior Endpoint Engineer manages the end-to-end lifecycle of applications using Intune. Responsibilities include L3 support for Windows devices, bug resolution, and device lifecycle management. Requires strong experience with Intune, Autopilot, and Windows MDM.

Develop spare parts solutions for New Unit and Service projects in Gas Services. Responsibilities include proposal development, calculations, and coordinating deliverables. Requires technical degree and 2+ years of relevant experience.

Seeking a Network and Systems Administrator with 3+ years of experience to manage networks, servers, and systems. Responsibilities include troubleshooting, implementing security, and ensuring system backups. A degree in Computer Science is preferred.

Own tax compliance across the international franchise network. Review WHT certificates, analyze tax reports, and manage local tax advisors while overseeing foreign VAT compliance.

Brand & Customer Manager for a new cardiovascular medicine launch. Shape local brand strategy, translate insights into launch plans, and drive marketing execution across channels. Requires a degree in Pharmaceutical Sciences or related health discipline and 2+ years in Pharma/Biotech.

Lead and orchestrate strategic end-to-end customer journeys across Europe. This role translates customer insights into measurable improvements by leading cross-functional teams and managing journey roadmaps.