freelance English-speaking jobs in Barreiro

Senior Generative AI Engineer to design, build, and maintain AI solutions in production environments. Experience with LLM integration, RAG pipelines, and AI-driven workflows is required. Must have strong software engineering skills and a focus on quality and reliability.

Strategist will translate connected services strategies into operational models, design frameworks for project development, and analyze business processes for improvement.

Content Moderator (Danish) will review and moderate user-generated content to ensure compliance with platform guidelines and legal standards. Responsibilities include removing and blocking violating content, filtering information, and preventing cybercrime activities.

Provide technical support to customers experiencing issues with EV charging stations. Resolve issues, guide troubleshooting, and escalate complex cases. Fluency in German and English required.

Powerplant Systems Specialist needed to support maintenance and engineering for executive jet fleet. Responsibilities include developing powerplant data requirements, identifying fleet improvements, coordinating modifications, and reviewing reliability reports. Requires operational powerplant experience in EASA Part CAMO or Part 145 organizations.

Flow is seeking a Founding CX Knowledge & Enablement Lead to build and scale "Flow University," a gold standard for CX enablement in the AI era. This role involves creating documentation, training, and onboarding materials, partnering with Product/Engineering to scale the system, and coaching Team Leads to ensure quality and continuous improvement.

Manage payroll for international clients, primarily in Portugal, ensuring timely and accurate salary, benefit, and report distribution. Coordinate with clients, partners, and internal teams to provide end-to-end payroll services. Responsibilities include data validation, compliance research, and client support.

Junior Business Developer to support sales motion with market research, lead generation, client outreach, and CRM maintenance. Must have strong communication, organization, and resilience.

Skylark Aviation Expert, a Swiss aviation consultancy and chartering company, seeks 3 professionals for its new Portugal subsidiary. Roles include Senior and Junior positions. Candidates should have aviation, travel, or hospitality experience, fluency in English and French, and strong computer skills.

Compliance & ISO Specialist to support and prepare audits, ensure compliance with ISO 9001, ISO 27001, and ISO 17025 standards, and create/maintain documentation.

Enterprise Sales Manager will identify new business opportunities, present tailored solutions, and manage the sales cycle. Requires 2+ years of sales experience, strong communication and negotiation skills, and fluency in English.

Devote Consulting seeks experienced consultants with expertise in organizational change management (OCM) for the life science industry. Successful candidates will support projects focused on process, data, and system changes within R&D, clinical operations, and regulatory affairs.

Provides guest assistance, resolves issues, and ensures satisfaction. Requires one year of customer service experience in hospitality or a related field, cash handling experience, and proficiency in English. Additional language skills are essential. Must be willing to work onboard for 5-6 months.

Coreflux seeks problem-solving engineers to architect solutions using AI-assisted development tools. Responsibilities include designing, orchestrating AI tools, ensuring code quality, and understanding complex systems. Strong problem-solving, systems thinking, and technical literacy are required.

Experienced Electrical Engineer to lead and build a new team in Portugal, supporting complex energy projects for the Dutch market. Will translate project requirements, review technical deliverables, and act as the technical interface between Portugal and the Netherlands. Strong technical background in AC electrical systems, SLDs, and electrical schematics required.

Regulatory Compliance Quality Control Senior Analyst will perform independent quality reviews of AML investigations and transaction monitoring. This role assesses case documentation, transaction analysis, and investigative steps for accuracy and adherence to protocols.

Business Development Manager for Paraty Tech, a global hospitality technology solutions company. Seeking an experienced BDM with a focus on sales and deal closing in the hospitality sector. Responsibilities include prospecting, lead management, and building client relationships.

Decskill seeks a Network Engineer with expertise in Cisco networking, network protocols and services, and scripting (Ansible, Python).

Leads the overall marketing strategy, shaping brand positioning and narrative across digital channels. Drives demand generation and growth initiatives, collaborating with leadership and performance teams.

Paid Media Manager to own performance acquisition across Meta Ads and Google Ads for a D2C eCommerce start-up. Manage budgets, targeting, bidding, creative testing, and scaling. Ensure accurate tracking and build performance reports. 3+ years of experience in paid media/performance marketing required.