freelance English-speaking jobs in Valongo

The Clinical Research Associate (CRA) Trainee will participate in a structured training program focused on clinical trial site management, monitoring support, and clinical operations. The trainee will support CRAs in on-site and remote monitoring activities, ensuring compliance with ICH-GCP, local regulations, and study documents.

Social Media Intern to assist in developing and implementing social media strategies, analyze performance, manage online communities, and create engaging content.

Line Layout Designer will develop layouts for new equipment projects, ensuring integration of Sidel machines and third-party equipment. Responsibilities include understanding customer needs, performing site surveys, and preparing conveyors quotations. Requires a Bachelor's degree in Mechanical Engineering or equivalent and proficiency in AutoCAD 2D. Fluent English is mandatory.

Leads and builds Rovo's AI and data capabilities, designing, prototyping, and deploying AI systems and automation workflows. Focuses on LLM-based applications, AI agents, and workflow automation to drive business impact across product, operations, finance, sales, and supply chain. Manages data infrastructure, ensures data quality, and partners with business units to turn needs into practical AI solutions.

Prepare and cook food according to recipes and quality standards. Operate kitchen equipment and ensure food safety. Maintain a clean and organized work station. Follow company policies and procedures.

Senior Salesforce Business Analyst with 5+ years of experience required. Must have strong knowledge of Sales Cloud, Service Cloud, and/or Experience Cloud. Experience with Flows, Process Builder, and data migration tools is essential. Salesforce Certified Administrator certification is mandatory.

Technical Account Manager provides technical support and issue resolution for Enterprise customers, ensuring they maximize TestRail value. Develops technical success plans, leads technical reviews, and identifies expansion opportunities. Advises on integrations, automation, and database management. Requires strong technical skills, customer service, and communication.

Support, report, and coordinate technical tasks for a main partner in a hybrid Lisbon-based role. Requires at least 3 years of experience, AWS Cloud experience, and fluency in English. Experience with SAP modules and scripting is preferred.

Financial Crime Investigations Expert needed to analyze KYC/EDD, perform risk assessments, detect suspicious activity, and escalate potential risks. Requires 2+ years of AML/KYC experience, financial services background, and strong communication skills.

Leads post-sale journey including onboarding, implementation, and customer success. Unifies Delivery, Customer Success, and Partner Success teams. Designs and implements service packages and partner enablement programs.

Design and deliver robust, scalable, and accessible frontend applications using Angular and TypeScript. Collaborate with product and UX teams to create intuitive user experiences. Lead technical decisions and mentor engineers. Extensive experience (10+ years) in front-end development with strong expertise in Angular is required.

Bose Corporation seeks a detail-oriented Accounts Receivable Intern to monitor customer accounts, manage open items, validate claims, and reconcile balances. Prior finance or accounting experience and knowledge of SAP and Microsoft Office are preferred.

KCS IT seeks a .NET Backend Developer with 4-5+ years of experience. The ideal candidate will possess strong knowledge of .NET / .NET Core / ASP.NET Core, C#, relational databases, REST APIs, and version control (Git). Fluency in English is required. Experience with CI/CD tools, Docker, Kubernetes, automated testing, and microservices architecture is preferred.

Provides legal support for commercial and project-related matters, including drafting, reviewing, and negotiating agreements. Contributes to client projects, business development, and Legal AI implementation.

Gain hands-on experience developing backend software for Mercedes-Benz digital commerce. Collaborate with a team on microservices-based web applications using Kotlin and/or Java. Support testing, deployment, and monitoring of backend solutions.

Frontend Software Developer will design, implement, and improve web applications. Requires experience with Angular 18+, HTML, CSS, and TypeScript/JavaScript. Strong communication skills in English are essential.

Software Developer to support analysis, implementation, and testing of product and services registry solutions. Requires 4+ years of Mainframe experience, proficiency in Cobol, JCL/CopyLib, C/C++, File-Aid DB2, and CA Harvest.

Leads sourcing initiatives for industrial services and Capex, ensuring optimal Total Cost of Ownership, supply assurance, and alignment with business needs. Conducts market analysis, manages tendering processes, negotiates conditions, selects suppliers, and leads contracting activities.

Project Management Specialist to manage strategic projects, monitor progress, coordinate meetings, and develop project documentation. Requires 2-4 years of experience, Bachelor's/Master's degree, proficiency in Excel and PowerPoint, and strong analytical and communication skills.

Brand Manager to own revenue and growth across direct-to-consumer brands. Manage Meta and Google campaigns, Shopify optimization, and merchandising strategy. Drive conversion, align paid and organic channels, and ensure brand consistency.