freelance English-speaking jobs in Barreiro

Build and evolve AI agents, develop LLM-powered data workflows, and integrate AI solutions into products. Requires basic understanding of LLMs, interest in agent-based architectures, and experience with Python and SQL.

Develops and maintains production plans, ensuring on-time delivery and adherence to service level agreements. Collaborates with production teams to optimize operational flow and capacity utilization. Monitors execution, analyzes deviations, and implements corrective actions.

Develop and execute winning TikTok Shop strategies for brands, driving revenue growth, GMV, and profitability. Lead a team of affiliate coordinators and media buyers, and manage client relationships.

Automaise seeks a driven Sales Development Representative to identify and develop new business opportunities in enterprise accounts. The ideal candidate will have 1-2 years of experience as a BDR/SDR in SaaS with a focus on enterprise customers and a proven track record of success in sales or account management.

We are seeking a Wellbeing Specialist to provide mental health support to employees through prevention, education, and intervention. This role involves delivering individual sessions, facilitating peer support, and leading workshops. Requires a Master's degree in Psychology, 3+ years of experience, and fluency in Portuguese and English.

Test Engineer will perform EMC testing according to ISO60601-1-2 and ISO60601-1-12, write test protocols, and analyze test results. Requires fluency in English and some on-site presence at TÜV Munich.

Supports housekeeping operations at Pestana Porto Covo Village. Ensures cleanliness, orderliness, and appearance of the hotel. Manages room standards, supplies, and inventories. Develops and implements housekeeping systems and procedures. Requires 3+ years of experience as an Executive Housekeeper and proficiency in Opera software.

Content Moderator needed to review user-generated content (text, images, videos) for compliance with company policies and legal standards. Must be detail-oriented, objective, and have proficiency in Romanian (C1/C2) and English (B2). Requires 1+ year of experience in content moderation or a related analytical role.

Senior Accountant to support O2C processes, including order management, invoicing, and cash collection. Requires 2-5 years of Sales Administration or O2C experience, strong French and English communication skills, and proficiency in Excel and SAP.

Fullstack Engineer needed to design, develop, and maintain web applications and tools for a space engineering and telecommunications company. Responsibilities include developing front-end and back-end systems, REST APIs, and Python scripts. Requires a computer science or telecommunications degree, 3+ years of experience, and proficiency in JavaScript, Python, and relevant web technologies.

Senior Backend Engineer to design, build, and maintain scalable backend systems with real-time capabilities using Python. Collaborate with cross-functional teams and contribute to best practices across code quality, testing, CI/CD, and infrastructure.

Develop and implement a global logistics and supply chain strategy. Lead and manage international logistics and supply chain teams. Manage global process experts and logistics engineers.

Provides administrative and financial support, including document management, treasury activities, purchasing and payments, invoicing, and HR-related financial tasks. Requires a degree in Accounting, Management, or Administration, prior experience in similar roles, and proficiency in Excel and Microsoft Dynamics 365 Business Central.

Leads the successful integration of Medtronic's HUGO™ RAS-system into hospitals, including program development, surgeon and staff training, and operational optimization. Requires a bachelor's degree, fluency in English and Portuguese, and over 2 years of experience in operating rooms and surgical procedures. Extensive travel throughout the UK & Ireland is required.

Product Manager to own product roadmap execution for a live US-based digital asset exchange. Translate business goals into product requirements, write PRDs, and coordinate with engineering, marketing, and operations.

Application Support Engineer needed for a project in Porto (Hybrid). Requires 3+ years of experience, strong Linux/Windows knowledge, scripting skills (Shell, Python, PowerShell), and experience with VTOM, JBoss, Tomcat, Apache, IIS, and databases (Oracle, Sybase, SQL Server, MySQL). Must have experience with infrastructure backups, monitoring tools (Zabbix or Grafana), LDAP, Firewall, Reverse proxy, Active Directory, Kerberos, and basic networking. Good English (B2 minimum) and strong communication skills are essential.

Develop and evolve a Python and Java backend application. Drive software development best practices and continuous improvement. Analyze, refactor, and enhance existing code. Collaborate with teams to identify and implement solutions.

This role supports the adoption of IT services, tools, and digital transformation initiatives, with a focus on Microsoft 365 Copilot and AI. The AI Change & Adoption Manager will develop communication and training materials, manage engagement activities, and track adoption metrics.

Support development teams in the technical analysis of iSeries applications. Participate in the coordination and follow-up of technical upgrades to iSeries infrastructures. Perform performance analysis of iSeries applications, particularly the GIS application. Troubleshoot application and/or system errors.

Talent Acquisition Specialist to support end-to-end recruitment processes across multiple business units. Responsibilities include publishing job advertisements, sourcing candidates, conducting interviews, and ensuring accurate candidate follow-up. Bachelor's or Master's degree in Social Sciences required, with 1-3 years of recruitment experience.