freelance English-speaking jobs in Barreiro

Provide Tier 1 and Tier 2 technical support to customers via email, chat, and video calls. Diagnose and troubleshoot technical issues, including account setup, integrations, or system bugs. Collaborate with product and engineering teams to escalate and resolve complex issues.

Cloudflare Vulnerability Advisor needed for international banking project. Develop and maintain vulnerability advisories, analyze risks, and support secure configuration. Requires 5+ years cybersecurity experience, Cloudflare platform familiarity, and strong communication skills.

AI Success Strategists shape and deliver long-term AI success for customers by translating product capabilities into business strategies and driving execution. They own the end-to-end delivery of customer AI roadmaps, aligning internal and external teams to scale AI programs and ensure measurable business impact.

Nimber seeks a Network Architect to define requirements, assess market solutions, and design technical evaluation frameworks. The role involves collaborating with vendors and participating in procurement processes.

Full Stack Java Spring developer with 3+ years of experience in Spring Boot and React (TypeScript). Must have a Bachelor's degree and strong communication and problem-solving skills. B2 English proficiency required, French a plus. Hybrid work model, 2-3 days/week in Lisbon office.

Design and implement complex, agentic workflows using Python, LangChain, or n8n for enterprise clients in Germany and the USA.

Staff SKY Relationship Manager will manage customers in HSBC's Emerging Affluent Segment and provide wealth management products. Responsibilities include handling customer contacts, resolving queries, and achieving individual performance indicators. Requires a bachelor's degree, 2+ years of customer management experience, and strong communication and sales skills. Must be able to work independently and in a team environment.

Senior Dynamics 365 Finance & Operations (F&O) Solution and Product Architect needed for a global ERP Architecture team. Lead solution design, product evolution, and architectural governance for a large, complex, and highly customized D365 F&O landscape. Translate business requirements into scalable solutions and define architectural standards, integration frameworks, and development best practices. Act as a product owner, shaping the future roadmap of D365 F&O and evaluating new Microsoft capabilities. Mentor solution architects, functional consultants, and technical teams.

Provides front-of-house and reception services for clients. Handles reception duties, manages customer requests, and operates a switchboard. Distributes calls, takes messages, and handles post deliveries. Maintains a neat reception area and manages meeting rooms.

Growth & Ops Manager to support student acquisition, instructor and mentor network, and community engagement. Execute growth initiatives, manage relationships, and contribute to scaling an education platform.

Senior Global Project Manager will enable effective collaboration in the Global Project Team, maintain team alignment and accountability, and ensure projects stay on time, within budget, and in scope. The role requires a University degree, +5 years' experience in Pharma Industry in a project management role, +5 years' experience in project and portfolio management, process planning, organizational and controlling skills, PPM system experience, and PMP accreditation.

Marketing Executive to support multi-channel campaigns, create content, and analyze KPIs. Minimum 2 years of marketing experience required. Fluency in German and English is essential.

Financial Analyst for AI Quality Assurance will validate, challenge, and improve AI-generated financial research outputs. Responsibilities include performing comprehensive reviews of LLM-generated research, defining and executing quality evaluation criteria, and collaborating with product, QA, and engineering teams. Requires 5+ years of experience in financial or investment research and hands-on experience with research taxonomy standards and frameworks. Strong communication skills and fluency in English are essential.

Define and lead data architecture strategy across client engagements, shaping modern data platforms and guiding delivery teams. Design cloud data platforms, data modeling, integration architectures, and data governance frameworks. Provide technical oversight, ensure best practices, and unblock teams. Lead architecture workshops, produce documentation, and present to stakeholders. Collaborate with engineers, analysts, and product teams. Contribute to agency accelerators and pre-sales activities.

Corporate Operations Intern will provide support in finance, human resources, project teams, and general office administration. Fluency in English is required, with Mandarin and/or Portuguese a plus.

Voice and Services Engineer will design, test, and implement new voice and data solutions for mobile telecom networks. Responsibilities include network design, capacity management, and collaborating with other teams on project delivery. Requires experience with GSM, UMTS, LTE, IMS, and related protocols.

Develops and executes patient recruitment and retention strategies for global clinical studies. Collaborates with project teams, vendors, and clients to ensure successful enrollment. Monitors metrics, identifies risks, and provides subject matter expertise on patient recruitment and retention. Requires a bachelor's degree and 5+ years of direct patient recruitment experience.

Senior Auditor to provide auditing services to international clients in Asset Management, Banking, Insurance, and other industries. Responsibilities include fieldwork, client relationship management, coaching junior colleagues, and applying auditing standards. Requires 3+ years of audit experience, IFRS knowledge, and fluency in English and German.

Lead product strategy for a top-rated Shopify app used by 30,000+ stores worldwide. Define and own product vision, drive growth outcomes, and build and lead a product team. Shopify expertise, technical fluency, and experience with AI-powered solutions are required.

Provides administrative and operational support to the Director of Sports and Project Manager. Manages specific projects, tracks progress, and ensures deadlines are met. Acts as the department's Asana Champion, maintaining project boards and promoting team use of Asana.