freelance English-speaking jobs in Valongo

Junior Acquisition Manager will manage paid acquisition campaigns across Google Ads, Meta Ads, and LinkedIn Ads. Requires B2B and SaaS experience, lead generation, and tracking/analytics experience including GA4, GTM, attribution, and funnel optimization.

Senior Frontend Engineer to design and build a next-generation platform powered by real-time data and AI. 5+ years of experience building production-grade frontend applications with React and its ecosystem required.

Italian-speaking Content Reviewer needed to review and handle legal content across social media platforms. Responsibilities include processing privacy, defamation, fraud, and falsification requests, monitoring digital activity for compliance, and escalating potential legal risks. Must have Italian C2 and English B2+ proficiency.

SAP IAM Security Specialist required with 5+ years of experience in SAP IAM security. Strong understanding of authorization concepts, SoD principles, and IAM lifecycle processes. Experience with SAP authorizations, PFCG roles, and GRC/Access Control solutions is beneficial. Excellent communication and problem-solving skills are essential.

Provides application support, resolving incidents, and ensuring smooth operation of critical business applications. Troubleshoots issues, documents recurring problems, and assists with implementation changes. Collaborates with developers and IT teams to resolve complex issues and participate in on-call rotations.

Lead the automation, reliability, and operational excellence of the enterprise Camunda platform. Design and implement CI/CD pipelines, manage infrastructure as code, and build self-service automation tooling. Ensure platform reliability through monitoring, logging, and security controls. Collaborate with architects, cloud teams, and engineering squads to align DevOps capabilities with business goals.

Frontend Developer to design, build, and maintain efficient, reusable, and reliable TypeScript code for web applications. Collaborate with product managers, designers, and backend developers.

Lab Technician performs tests, trials, and records related to product development, raw material evaluation, and application testing. Conducts analyses, calibrates equipment, and provides technical support to various teams. Requires a high school diploma in a scientific field or equivalent experience.

Electrician needed for installation, maintenance, and repair of electrical systems in residential and commercial settings. Must have 3+ years of experience and knowledge of electrical systems and equipment.

Android Developer will design and build advanced applications for the Android platform. Responsibilities include collaborating with teams to define and ship new features, ensuring application performance, and staying updated on industry trends.

International Logistics Coordinator will own end-to-end supply chain from factory to shelf. Responsibilities include international freight coordination, 3PL warehouse management, inventory accuracy, and cost tracking. Must have 2-5 years of experience in international logistics, be digitally fluent, and possess strong attention to detail.

Logoplaste Innovation Lab seeks a Raw Material Consultant to research, evaluate, and implement raw materials for packaging. The role requires technical expertise, project management, and knowledge of plastic material legislation.

Android Developer needed to design and develop innovative mobile applications for clients. Requires 2+ years of experience, strong Java/Kotlin skills, and familiarity with Android SDK and Agile methodologies.

Nebius Academy seeks an experienced QA engineer to lead interactive workshops on AI-assisted testing for B2B clients in fintech. The Expert Instructor will create and deliver training content, incorporating learner feedback and collaborating with the curriculum team.

Data Analyst needed to analyze large datasets, identify trends, and develop data-driven solutions. Requires a bachelor's degree, 2+ years of experience, SQL proficiency, and experience with data visualization tools.

Senior .NET Developer to design, develop, and maintain enterprise applications using C#/.NET Core. Experience with REST APIs, microservices architecture, and Azure DevOps is required. Fluent English mandatory.

Manage and coordinate a Micro Fulfillment Center (MFC) in Portugal, overseeing operations, team development, and continuous improvement. Lead project implementation, analyze data, and collaborate with cross-functional teams.

Experienced Mac Automation Quality Engineer needed to design, develop, and maintain automated test suites for endpoint security products. Validate functionality across macOS releases and Apple Silicon platforms, debug macOS-specific issues, and collaborate with developers to ensure compatibility with new macOS versions.

Senior Level Developer needed to design, develop, and maintain software applications using languages like Java, C++, or Python. Collaborate with teams, troubleshoot code, and mentor junior developers. Requires a Bachelor's degree and 5+ years of experience.

Develop and maintain user-facing components for the team.blue Hub, including notification widgets, UI, and dashboards. Build scalable front-end systems using React and TypeScript, collaborating with designers and back-end engineers.