freelance English-speaking jobs in Guimarães

Build and ship AI-powered features using LLM APIs. Design and develop scalable backend services and integrations. Work closely with product and business teams to translate ideas into real-world solutions.

The Mecwide Group seeks a Controlling & Workforce Planning professional for its Lisbon Technical Assistance Business Unit. Responsibilities include budget control, financial and operational reporting, workforce planning, forecasting, and process optimization. Requires a Bachelor's or Master's degree, up to 1 year of relevant experience, and proficiency in English and MS Office.

Regional Payroll Specialist supports Wärtsilä's payroll transformation journey in Europe. Manages end-to-end payroll processes, validates outputs, and ensures compliance with local legislation. Collaborates with global teams to harmonize processes and implement new payroll technology.

Remote Crew seeks two Data Developers to build, validate, and optimize risk and compliance models using large datasets. Responsibilities include developing datasets, analyzing data results, and translating business requirements into scalable data solutions.

This role supports Amgen's enterprise Product & Portfolio Management (PPM) platform (Planisware). You will develop analytics, shape the data model, and partner with teams to ensure data quality and scalability.

HR Trainee to monitor training indicators, support operational processes, and assist with internal initiatives and communication projects.

IT Infrastructure Engineer / Technician to install, configure, and troubleshoot IT, AV, and security systems in 4- and 5-star hotels. Experience with structured cabling, networking, IPTV, IP telephony, CCTV, and GRMS systems required.

Leads a team of engineers supporting Flutter's core enterprise platforms (Jira, Confluence, Slack Enterprise Grid, Zoom, and related applications). Ensures operational stability, compliance, and continuous improvement of mission-critical systems. Manages delivery of changes, upgrades, and improvements to core platforms. Oversees operational support of platforms, ensuring stability, performance, and availability. Drives root cause analysis and implements preventative measures to reduce recurring issues. Collaborates with the Product Owner to ensure alignment between technical execution and business value.

euroAtlantic Airways seeks a Head of Engineering to lead Continuing Airworthiness Engineering activities within the CAMO organization. This role ensures compliance with EASA regulations, OEM requirements, and internal procedures. The successful candidate will manage ADs, SBs, repairs, and engineering documentation while overseeing aircraft technical records and airworthiness status.

Lead the migration from BambooHR to HiBob, standardizing global people metrics and transforming data into strategic insights. Utilize Python, SQL, and BI tools to automate reporting, forecast headcount, and analyze HR KPIs.

Service Delivery Manager to ensure successful service delivery, manage team alignment, stakeholder expectations, risks, and dependencies.

Operates production equipment and processes to manufacture pharmaceutical products, ensuring compliance with cGMP, HSE, and business requirements.

Support the extraction, validation, and consolidation of HR data. Maintain and update reports and dashboards. Analyze workforce metrics and support report preparation.

Salesforce Loyalty Expert needed to collaborate with stakeholders, design loyalty programs, and translate business concepts into technical requirements.

Provides oversight, planning, and coordination of training initiatives for the TOPFAS Section. Plans and coordinates C2FSS iterations, liaises with instructors and customers, and ensures smooth course execution. Conducts surveys to ensure training aligns with quality standards and prepares the training environment. Possesses strong analytical and technical skills, including hardware/software troubleshooting and basic networking knowledge.

Quality Improvement Engineer to support process-driven initiatives, ensure compliance with ISO 9001, Six Sigma, SOC, and internal controls. Requires 3+ years' experience in process improvement, compliance, internal controls, and Power BI. Bachelor's degree in Quality, Mechanical, Electrical, or Manufacturing Engineering required.

Senior Analog/Mixed-Signal Design Engineer specializing in high-performance ADC and DAC converters. Designs transistor-level circuits from specification to production, including layout supervision, silicon evaluation, and characterization.

Administrative Specialist providing high-level support to senior partners, including diary management, meeting coordination, travel arrangements, and report production. Requires fluency in English and Portuguese, strong organizational skills, and experience with office systems.

HR Administrator internship supporting employee data management, organizational structures, and reporting. Requires fluency in English, IT proficiency (MS Office), and a strong customer focus. Workday experience is a plus.

IoT Security Analyst manages the interface between the IoT Line of Business and Business Product Manager. Responsibilities include defining new features, prioritizing roadmaps, and ensuring operational governance and reporting. Collaborates with teams to develop technology plans and embed security into designs. Requires a university degree, technical product development experience, and strong understanding of enterprise IT security principles.