freelance English-speaking jobs in Barreiro

Business Analyst with 4-5 years of experience in IT or digital transformation projects. Solid experience in requirements gathering, analysis, and documentation. Fluent in English and French. Familiarity with user stories, use cases, process flows, and acceptance criteria. Experience with tools like JIRA, Confluence, or Azure DevOps. Understanding of the software development lifecycle and Agile methodologies.

Full-Stack Developer will build and optimize cloud-based web applications to improve internal processes. Responsibilities include designing, developing, and enhancing web applications, translating designs into functional interfaces, and collaborating with cross-functional teams.

Data analyst & dashboard designer for a national project. Develop and maintain dashboards, analyze cyber security risk data using Dataiku and PostgreSQL, and present findings to stakeholders. Requires a bachelor's degree, 3+ years of experience, and expertise in Power BI, Tableau, Dataiku, PostgreSQL, and ETL tools. Fluency in English is required.

Senior Web UI Developer will focus on performance optimization, scalability, and maintainability of React and TypeScript applications. Collaborate with designers, backend engineers, and stakeholders to deliver robust technical solutions. Contribute to code reviews, issue resolution, and user support. Expected to stay current on frontend technologies and best practices.

Accounts Payable Specialist will handle day-to-day accounts payable operations including invoice processing, account reconciliation, and payment discrepancy resolution. Requires strong attention to detail, organizational skills, and understanding of accounting principles.

Provide administrative and operational support for vehicle acquisition and divestiture, managing purchase and sales contracts and coordinating logistics. Fluent in German or Dutch (C2 or native) and English (C1) required.

Technical Director to lead development of top-performing mobile games. Experience with Unity or similar engines, mobile game optimization, and a strong understanding of hypercasual and casual game markets required.

Administers Microsoft 365, including Teams, OneDrive, SharePoint, Azure Active Directory, and Exchange Online. Manages Microsoft Intune Endpoint Manager, including device management, policy creation, and application deployment. Provides Azure administration, including resource provisioning, security, and performance monitoring. Maintains virtual machines, infrastructure services, and network devices.

Senior SAP SuccessFactors Employee Central Time (EC Time) Consultant needed for 12-month contract. Specialize in Time Off, Time Tracking, Timesheet, and Clock-In/Clock-Out implementations.

Technical Support Specialist providing 1st and 2nd level support to internal users in a banking environment. Troubleshoot incidents, perform data analysis using SQL and Oracle, and support Microsoft and Linux environments.

Customer Experience Specialist needed to provide world-class service to clients of prestigious brands. Responsibilities include answering customer queries, identifying solutions, and recording data in a CRM system. Must be a native German speaker with at least a B1 level of English and possess excellent communication and problem-solving skills. Relocation package available for international candidates.

Systems Engineer with 9+ years of experience in Linux and Windows environments. Expertise in scheduling tools (BMC/Control-M), scripting languages (Shell, Python, PowerShell), CI/CD tools (Jenkins, XLD/XLR, Ansible), automation platforms, infrastructure backups, monitoring tools (Zabbix, Grafana), and networking. Strong communication, teamwork, and time management skills. Fluent English (B2 minimum). DevOps mindset and Agile experience preferred.

Lead, structure, negotiate, and close complex client transactions including master services agreements, outsourcing agreements, and technology-based contracts. Counsel and advise junior legal professionals. Stay abreast of legal and market developments.

Drives product strategy for Prospect Data Solutions and Prospect Data Science Integrations, focusing on transforming prospect data into compelling business cases and automated proof-of-concept demos.

Project Manager to deliver AI upskilling programs for corporate clients. Manage training initiatives end-to-end, translating commercial commitments into structured execution plans and ensuring smooth operations.

Software Developer for media projects. Develops software features, participates in requirements analysis, testing, and documentation. Requires C#, .NET, web development, SQL, Python knowledge and 2+ years of experience.

Designs, builds, and fine-tunes AI/ML and GenAI models for agentic automation in telecom environments. Develops AI components (decision agents, RCA agents, recommendation agents, remediation agents) and integrates them into automation frameworks and orchestration engines. Builds and operates MLOps pipelines for model deployment, monitoring, retraining, and lifecycle governance.

The HEMS Fleet Engineer ensures the technical oversight, reliability, and airworthiness of the helicopter fleet. Responsibilities include managing maintenance programs, analyzing technical data, and providing engineering support for defects, modifications, and repairs.

Software Engineer focused on Quality Assurance & Test Automation for a web-based product. Designs, implements, and maintains automated tests for frontend and backend components, including API tests and integration testing. Collaborates with engineers, product management, and UX to ensure testability and quality. Experience with modern test frameworks, CI/CD pipelines, and AI-assisted testing tools is required.

Provides administrative support to the operational business. Tasks include updating databases, managing insurance policies, setting up financial flows for new contracts, and handling unallocated funds. Requires advanced Microsoft Office 365 skills, knowledge of insurance contracts is advantageous, and fluency in German and English.