freelance English-speaking jobs in Guimarães

Senior Insurance Accountant will post business transactions, support month, quarter, and year-end activities, and assist with audit requests. Responsibilities include accounts, bank, and system reconciliations, intercompany reconciliations, and supporting the production of financial reports. The role requires a degree in Economics, Administration, or Accounting, fluency in English, and strong analytical and problem-solving skills.

Manage IT vendor relationships, contracts, and compliance. Track renewals, expirations, and financial risk. Negotiate contracts and ensure adherence to agreements.

Provides first-line technical support for incidents, resolving routine queries related to products like Microsoft software, operating systems, and basic networking. Documents actions taken and escalates issues as needed.

Application & Systems Integration Engineer to develop flexible thin film solar cells for the AstroSweep project. PhD in Physics, Chemistry, Mechanical Engineering, or related areas required. Experience with thin films, power systems, and mechanical testing is necessary.

Senior Salesforce Architect to design and deliver a Salesforce-native Trade Cycle Management solution. Focus on building a scalable platform leveraging Salesforce, predictive analytics, and LLM-based AI.

Automation Engineer will design, develop, and maintain automation processes within a Windows environment. Responsibilities include creating Ansible playbooks, modernizing PowerShell scripts, and integrating automation into CI/CD pipelines. Experience with Ansible, PowerShell, Python, and CI/CD tools is required.

Provide customer support via live chat and email in Danish and English for a leading cryptocurrency trading platform. Assist users with inquiries, ensure smooth operations, and contribute to continuous service improvement.

This 18-month International Graduate Program offers rotations across Finance & Controlling departments, international assignments, and project-based learning. Participants will gain experience in operational and strategic finance functions, develop expertise, and shape their career path.

Develop native mobile applications using Swift or Kotlin. Implement high-quality, scalable solutions based on business/technical requirements. Experience with CI/CD, version control, and mobile development best practices required.

Designs, programs, and maintains PLC-based control systems for electromechanical functions in critical touchpoints. Ensures reliable automation for baggage handling, sensor integration, and peripheral coordination. Supports customers in integrating Amadeus hardware and software products. Analyzes customer systems, identifies integration actions, and establishes integration schedules. Designs, develops, and tests software and hardware products for external customers. Collaborates with project managers to estimate costs and technical requirements for information system modifications. Writes system and programming specifications and prepares technical documentation.

P&L professional to ensure accuracy of reporting, bridge Front and Back Office data, and act as a point of contact for stakeholders. Requires solid understanding of ALMT and IFRS 9, strong Excel skills, and proficiency in Portuguese and English.

This role focuses on performance assessment, optimization, and analysis of PaCo core network elements. The engineer will evaluate system performance, identify bottlenecks, and ensure optimal service delivery across IMS components.

Customer Success Manager needed to advocate for EXADS SaaS products, onboard clients, and identify growth opportunities. Must have experience in digital advertising/marketing/SaaS, excellent communication skills, and the ability to grasp new technical concepts.

Experienced Front Office Manager needed to lead a team in a 5-star Lisbon hotel. Ensure seamless guest service, manage VIP arrivals, and collaborate with Housekeeping. Minimum 3 years experience required, including international experience outside Lisbon. Fluency in English, Portuguese, and Spanish is mandatory.

Senior Cloud Engineer with 3+ years of experience designing, implementing, and managing cloud infrastructure across AWS, Azure, and GCP. Proven expertise in configuring, managing, and optimizing Cassandra and Elasticsearch clusters, Terraform, Docker, and Kubernetes.

Project Manager / PMO Specialist to support and drive organizational and strategic projects for a prestigious international financial group. Requires solid project management foundations, advanced MS PowerPoint and Excel skills, fluency in English, and strong communication and analytical skills.

The NBS Integrated Marketing Services team seeks a Campaign Deployment Specialist to create and deploy email, push notification, and SMS campaigns for Nestlé brands. Responsibilities include HTML creation, database segmentation, customer journey design, A/B testing, campaign monitoring, and stakeholder relationship building.

Data Analytics Consultant will implement Analytics, BI, and AI solutions for retail clients. Responsibilities include workshop facilitation, data architecture design, and solution implementation using platforms like Oracle Retail Insights, MS Power BI, Tableau, and Looker.

The Oporto International School seeks a qualified Performing Arts teacher for Middle and Upper School. Applicants must hold a degree in Performing Arts/Drama/Music and a recognized teaching qualification. Fluency in English is required. Responsibilities include delivering engaging lessons, supporting Cambridge IGCSE Drama and Music curricula, directing student performances, and contributing to school events.

Solution & Integration Architect develops and maintains IT architecture strategy aligned with business goals. Designs IT systems and applications, ensuring seamless integration and adherence to standards. Collaborates with business partners and cross-functional teams to understand needs and implement solutions.