freelance English-speaking jobs in Leiria District

Research studentship available at FPCEUP for the "CIVITAS" project. Requires a Master's in Educational Sciences and enrollment in a doctoral program. Tasks include literature reviews, data collection, and analysis.

Assist in project planning, documentation, and task tracking. Support communication, risk identification, and data analysis while adhering to project management methodologies. Bachelor's degree in Business, Engineering, or related field preferred.

UX Design Lead needed to create exceptional user experiences for Secure GPT, a GenAI web interface. Responsibilities include user research, end-to-end design, prototyping, and design system maintenance. Requires 3+ years of Product Design experience and fluent English.

Customer Relationship Manager supports Sales with revenue-generating activities and acts as the post-sale point of contact. This role builds client relationships, ensures customer needs are met, and supports sales, renewals, and service delivery.

Billing Agent requires German fluency to manage client documentation, resolve billing issues, and ensure monthly targets are met. Responsibilities include invoice validation, data entry, and supporting the commercial team.

Lead a department, driving excellent customer experiences and operational excellence. Responsibilities include team motivation, sales data analysis, and ensuring brand standards. Requires retail experience, strong communication, and Portuguese/English knowledge.

Provide technical support to users of a global technology platform specializing in electric vehicle (EV) charging stations. Respond to customer inquiries via phone, email, or chat regarding EV charger functionality, connectivity, and usage. Perform basic troubleshooting and escalate complex issues.

Annotate images and videos of people performing physical exercises using internal tooling. Tasks include labeling, quality-checking, and applying structured guidelines consistently across high volumes.

Lead design and development of next-generation UAVs, providing senior expertise in aircraft design and flight dynamics. Drive full lifecycle development, from concept to certification readiness. Requires 5+ years in aircraft design and flight dynamics.

Support Supplier Quality Assurance activities by monitoring KPIs, analyzing supplier data, and assisting with continuous improvement projects. Requires a Bachelor's Degree in Engineering or technical diploma.

Sales Representative needed to assist customers via phone and writing to find used auto parts. Responsibilities include registering new customers and processing orders. Fluency in Portuguese and French is mandatory.

Support Relationship Managers in developing Factoring business opportunities. Duties include preparing proposals, coordinating documentation, monitoring sales activities, and liaising with internal departments. Requires a relevant degree and 1-3 years of experience.

Senior backend engineer to maintain and evolve a production platform supporting AI-powered language services. Responsibilities include building and improving backend services, async workflows, API integrations, and state management. Experience with .NET, PostgreSQL, Redis, RabbitMQ, Docker, Kubernetes, and AWS is required.

Provide Level 1 technical support for EV charging stations via phone, email, or chat. Perform basic troubleshooting, document interactions in ticketing systems, and escalate complex issues. Native Dutch and English proficiency required.

Performance-focused Video Editor needed to create high-converting direct response ads for Meta, TikTok, and AppLovin. Must have proven experience editing for DTC eCommerce brands, understanding hooks, pacing, and conversion.

Energy Trading Analyst role involving linking dispatch areas and developing user stories for IT requirements. Requires engineering degree, 3-8 years of MIBEL market knowledge, and proficiency in tools like SQL and PowerBI.

Junior-Mid Level Community Manager to be the face of Canaan Hub. Responsibilities include scripting, shooting, and editing shortform video content, managing social channels, and hosting community activations. Requires 3 years of experience and fluency in English and Portuguese.

Data Annotator needed to train AI models for a short-video platform. Responsibilities include reviewing and labeling multimedia content based on quality criteria. Requires native or fluent Portuguese and B2 English. Must have 6+ months experience in data annotation or content moderation.

HR Information System Analyst provides Tier 1 support for SAP SuccessFactors, managing employee data integrity, conducting audits, and improving processes. Requires 3+ years in HR systems administration and advanced Excel skills.

Italian speaking Content Moderator needed for a leading Outsourcing/BPO company. Review content against SLAs and platform policies, ensuring compliance with legal and safety guidelines. Requires native/fluent Italian and B2 English.