freelance English-speaking jobs in Castelo Branco

Cost Analyst to support cost control, inventory accuracy, and financial reporting in aviation MRO operations. Analyze labor, material, and repair costs, identify variances, and support data accuracy across ERP and reporting systems.

Designs, implements, and maintains scalable cloud-based solutions leveraging serverless architectures in Azure. Develops cloud applications, configures resources, and deploys workloads using containerized solutions. Collaborates with teams to integrate services, ensure reliability, and maintain performance.

Finance & Management Control Trainee to support financial analysis, reporting, and planning processes. Assist with budget preparation, KPI monitoring, and financial information analysis.

Cyber Security Engineer needed for Stadler Digital Labs, a joint venture between Stadler Rail and Critical Software. Requires academic background in Cyber Security or equivalent experience, knowledge of security architecture, network security, and security design best practices. Experience with network security, security risk assessments, threat modeling, and vulnerability assessments is desired. Must be a team player with strong communication skills and a passion for learning and developing in a dynamic environment.

This thesis focuses on creating and implementing Deep Learning and Machine Learning pipelines for manufacturing applications. The successful candidate will work with experts to prepare image and tabular data, implement models, and validate results. Experience in machine learning is an advantage.

Staq seeks a data-driven AI Marketing Lead to own and execute its B2B marketing strategy. This role involves planning and launching multi-channel campaigns, leveraging AI tools for content creation and optimization, and managing Staq's digital presence. The ideal candidate has 3-5 years of B2B marketing experience, proficiency in AI marketing tools, and a strong understanding of fintech or enterprise SaaS.

Sales Director to build and manage relationships with museums, foundations, and cultural ministries across Europe. Drive strategic outreach and partnership development for an AI-driven technology company serving the cultural sector. Must have 3+ years of experience selling to or working within the cultural sector and a proven track record in complex, relationship-led sales.

Designs, builds, and maintains scalable data pipelines and ETL/ELT workflows for ML and GenAI use cases using Python and AWS services. Develops analytics tools for actionable business insights. Manages data ingestion, orchestration, transformation, quality, and curation at scale. Collaborates with Data Scientists, product teams, and stakeholders. Implements systems via event-driven architectures and APIs. Ensures high engineering standards through unit testing, CI/CD, and code quality. Provides technical guidance and mentoring.

Manages end-to-end shipment processes, coordinates with stakeholders, and resolves customer queries. Provides business solutions, ensures process adherence, and supports customer retention.

Marketing and business professional to scale an established e-commerce brand. Responsibilities include running experiments, building campaigns, and optimizing the marketing funnel. The role is designed to grow into running the brand end-to-end. Native or near-native German required.

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.

Red Hat seeks a Principal Software Engineer to design, implement, and maintain OpenShift networking solutions, focusing on ingress traffic management and DNS. You will lead the definition of requirements, design, implementation, and testing, and contribute to upstream open-source projects. Expertise in Go is mandatory, with deep understanding of Kubernetes networking, controllers, and APIs.

Jobbex seeks a Junior Functional Analyst to support client projects. Responsibilities include analyzing business requirements, creating functional specifications, and collaborating with teams. Requires a degree in a related field, 1+ year of experience in functional analysis, and proficiency in Azure DevOps and SharePoint.

iOS Developer to design, build, and test advanced applications. Requires proficiency in Swift, Cocoa Touch, and experience with iOS frameworks. Must have knowledge of RESTful APIs, UI/UX standards, and Apple's design guidelines.

Site Manager to lead wind turbine installation projects across Europe. Proven experience in wind turbine installation (Enercon and/or Nordex) required. Mechanical and/or electrical background, fluent English, and GWO BST certification necessary. Full availability for international deployment.

Senior Functional Consultant needed for TUI's Corporate Systems team. Will configure, enhance, and maintain SAP ECC & S/4 Finance and Controlling solutions. Requires deep understanding of SAP ERP Finance systems (FI/CO) architecture and design. Must have hands-on experience in SAP FI/CO modules and Agile software delivery practices. Fluent English required, Spanish a plus.

Develop and improve food products, ensuring compliance with deadlines and objectives. Collaborate with internal and external stakeholders to validate product quality and stability.

Software Engineer to design, develop, and maintain back-end services, APIs, and databases for internal products. Collaborate with cross-functional teams on Analytics Enablement, Knowledge Sharing, and Strategic Sourcing Automation. Strong Python and Django experience required, AWS experience preferred.

Build and maintain Azure-based integration solutions using Kubernetes, workflow orchestration, and event-driven technologies. Develop workflows, work with messaging tools, and support CI/CD, IaC, monitoring, and GitOps practices.

Designs, builds, and deploys AI solutions using Microsoft Copilot Studio, Power Automate, and Azure AI Foundry. Integrates AI with Nadara's data platforms, including Snowflake. Collaborates with stakeholders to define AI use cases and translate requirements into technical specifications.