freelance English-speaking jobs in Viseu District

German-speaking Content Moderator needed to analyze and evaluate social media content for compliance with guidelines and standards. Must have native German (C2) and B2 English proficiency, strong attention to detail, and the ability to work objectively.

Structural Design Engineer needed for luxury villa and boutique hotel projects. Requires 5-8 years of experience in structural design, seismic design, and construction drawings. Must be proficient in Revit, AutoCAD, and Excel. Excellent communication and presentation skills are essential.

System Integrator needed for Academy Learning Environment. Requires 3+ years experience in system integration, technical coordination, or lifecycle management within complex IT environments. Proven experience managing system dependencies, integrations, and transitions across the full system lifecycle. Bachelor's degree required.

Junior Fertility Nurse to support patients through all stages of their fertility journey. Responsibilities include patient preparation, medication administration, cycle monitoring, and patient education. Requires a Nursing degree, 2-5 years of experience, fluency in Portuguese and English, and comfort with technology.

Android Software Developer to join an agile team. Develop, maintain, and improve mobile application architecture. Experience with Kotlin, Android development best practices, and the full software development lifecycle required.

Senior iOS Engineer to lead engineering and product decisions for the Speechify app. Develop and maintain the app architecture, participate in product discussions, and contribute to a fast-paced, growing team.

Lead and grow the Developer Experience (DevEx) function, shaping its mission, scope, and operating model. Build a strong team culture and enable engineering teams to ship faster and more reliably. Translate company strategy into a DevEx roadmap and partner with cross-functional teams to maximize impact.

Join a NATO contractor talent pool for mission-critical projects. Active NATO Secret clearance is highly desirable. Experience in defense, government, or international environments is required. Must be a NATO member country citizen and open to freelance work.

Senior UI/UX Designer to create intuitive, user-centered experiences for AI-driven platforms, mobile apps, and web applications. Lead the design process from concept to developer-ready handoff, working within an existing component system. Collaborate with product managers, engineers, and stakeholders to translate complex requirements into usable designs.

Develop and implement software functionality for wind turbine control systems. Collaborate with team members and stakeholders to improve product performance and address field issues.

Leads Sword's Security Operations Center, defining its operating model, SIEM architecture, and incident response capability. Drives an AI- and automation-first transformation of security operations, including SOAR playbooks, LLM-assisted triage, and ML-driven detection. Leads the SOC/CSIRT team, owns SIEM end-to-end, and runs high-severity incident response. Influences security architecture decisions across the company.

BIM Modeler needed for High and Medium Voltage projects, including substations and industrial facilities. Requires technical drafting experience, proficiency in AutoCAD and Revit, and basic BIM knowledge.

Provide customer support via phone, email, and live chat in Russian and English. Document interactions and collaborate with international teams. Must be fluent in Russian and have a B1+ English level.

Business Compliance Manager to review and advise on marketing communications and financial promotions for Wealth & Trading across Europe.

Leads a team of Process Quality Engineers to implement predictive and preventive quality management at a production plant. Ensures process quality standards are met and drives systemic quality improvement initiatives.

Experienced Learning Management System (LMS) Technical and Functional Analyst needed for Cornerstone Galaxy platform. Requires 5-7 years of hands-on configuration experience, strong integration skills, and expertise in troubleshooting and process documentation.

Skilled auditor to undertake audit missions across global operations. Focus on operational audits, financial reviews, and internal controls assessments. Effective communication of audit conclusions to local management. 2-3 years' experience in a Big 4 audit firm or equivalent required. High fluency in English and experience in international environments essential.

Experienced OFCI Project Manager needed for large-scale data centre project in Sines, Portugal. Manage end-to-end delivery of OFCI packages, from procurement to commissioning, ensuring alignment with project schedules, budget, and quality. Lead planning, coordination, and execution of OFCI scopes, collaborating with internal and external stakeholders.

Senior Flutter Developer needed for on-site role in Lisbon. Must have 3+ years mobile development experience (Android or iOS) and 2+ years Flutter experience with at least one released app. Solid Dart, mobile architecture, OOP/SOLID, REST, and sockets knowledge required.

Account Executive to manage the French market, acquiring B2B customers through outbound and inbound sales. Requires 1+ year of SaaS sales experience, fluency in French and English, and a strong understanding of real estate technology.