freelance English-speaking jobs in Valongo

Security Engineer needed for IAM/Digital Identity solutions. Design, build, and operate IAM components, SSO solutions, and secure access platforms in complex enterprise environments.

Reviews, assesses, and reports on process compliance. Analyzes quality issues, recommends improvements, and collaborates with teams to enhance quality performance. Conducts calibration with client counterparts and operating teams. Provides expertise on Tier 1 workflow policies and procedures.

This role focuses on achieving new business and organizational goals by generating sales leads, conducting waste management audits, and negotiating contracts for on-site waste management and collection services.

Software Developer will translate business requirements into functional specifications and solution designs. Collaborate with technical teams to align functional outcomes with technical deliverables.

Social Media Manager to build and scale a global brand's social media presence in a new market. Proven track record of growing social media channels, strong content portfolio, and on-camera presence required. Native Portuguese and fluent English essential.

Execute end-to-end testing of Airline Applications on the CUSS platform, including validation across hardware, platform components, peripherals, and backend services. Analyze and interpret logs to identify defects and support troubleshooting. Document test scenarios, results, and findings. Collaborate with developers and airline technical teams to investigate issues and ensure seamless application certification.

Jobbex is seeking a Network Security Specialist to support a client. Responsibilities include administering firewalls, implementing security policies, monitoring security incidents, and troubleshooting issues. Requires experience with enterprise firewalls, TCP/IP networking, intrusion prevention systems, and VPN technologies. Relevant certifications are a plus.

Manage end-to-end sales from prospecting to closing deals in the global car rental, leasing, and car subscription industries.

Finance & Accounting Consultant providing support to public sector clients under the SNC-AP framework. Responsibilities include preparing financial statements, ensuring compliance with tax and legal obligations, and assisting with reporting.

Schneider Electric seeks a Secure Power & Cooling Solutions Engineer to plan and schedule technicians for customer service. The role requires knowledge of cooling and electrical systems, strong planning and coordination skills, and fluency in Spanish and intermediate English.

Senior API Manager to design, build, and monitor RESTful APIs using Java, Spring Boot, and related technologies.

Senior Business Analyst with at least 5 years of experience in business analysis, SQL, and Unix. Knowledge of financial markets, forex products, and Agile methodologies is required. Fluency in English (B2) and availability for a hybrid work model (2 days/week in Porto office) are essential.

Assists in leading the property's segmented sales effort and achieving segment revenue goals. Conducts day-to-day sales activities focused on building customer relationships. Develops and executes sales strategies, maximizes revenue, and manages sales activities. Analyzes sales and financial data, ensuring exceptional customer service. Builds successful relationships with key stakeholders.

Visure Solutions seeks an experienced Requirements Management and ALM Consultant to guide North American clients through implementation and optimization of the Visure platform. This client-facing role involves configuring the platform, integrating with third-party tools, conducting training, and providing ongoing support.

The Sales Director will lead the Portuguese organization, managing sales, internal sales, and administrative functions. The role involves developing the market, expanding the customer base, and managing sales pipelines and forecasts. The ideal candidate has technical sales experience, strong communication skills, and fluency in Portuguese and English.

Provide administrative sales support to French-speaking clients, managing orders, contracts, and customer inquiries. Collaborate with internal teams and ensure smooth order processing. Fluency in English and French is required.

Treasury Analyst supports Front Office transaction management and accounting. Responsibilities include payment processing, trade settlement, bank reconciliations, and reporting. Requires experience in a corporate treasury environment, strong analytical skills, and proficiency in Microsoft Excel.

Experienced Content Writer needed to create breaking AdTech news stories for a B2B marketplace. Must have 5+ years of digital journalism experience, strong SEO knowledge, and familiarity with AI tools.

Review and moderate user-generated content related to hate, abuse, and sensitive topics, applying internal policies and guidelines.

Data Scientist specializing in Computer Vision, NLP, and Deep Learning to build smart ML models using various data types. Experience with Python, PyTorch or TensorFlow, Docker, and CI/CD required.