freelance English-speaking jobs in Guimarães

Senior Android Developer needed for a German tech company with 30 years of experience in digital ticketing and mobility platforms. Must have 4+ years of Android/Kotlin development experience and a solid grasp of Android application lifecycle and system interaction.

Develop and deploy machine learning models for a large-scale live-streaming platform. Design data pipelines, containerize applications, and optimize model performance. Collaborate with stakeholders to integrate ML solutions and ensure reliability.

IAM Governance Specialist will provide advanced IAM consulting, including strategy development, gap analysis, and audit support. Requires 5+ years of IAM governance experience, knowledge of regulatory requirements (e.g., DORA), and advanced presentation skills. Fluency in English is required.

Service Design & Transition Specialist ensures new and changed services are introduced into production with full operational readiness. Owns frameworks, governance, and execution of service transitions, aligning Engineering, Product, Operations, and Client Delivery.

This temporary (1 year) role supports the team in securing product availability within cost constraints. Responsibilities include developing dashboards, translating commercial needs into supply chain solutions, identifying process improvement opportunities, and acting as a key analytics partner.

Provide inbound customer support for banking services in German and English. Assist with account setup, inquiries, and product presentations. Strong communication and problem-solving skills required.

Remote, hourly contractor role supporting AI data and language projects. Tasks include data annotation, LLM evaluation, content generation, and localization QA. Requires native or near-native European Portuguese proficiency, minimum C1 English, and strong editorial judgment.

Leads the design, execution, and optimization of Pay-for-Performance programs across channel operations. Applies financial and analytical skills to ensure incentive schemes are aligned with strategic goals and performance-driven. Collaborates with Finance, Retail, and Commercial teams to align targets and execution.

Leads the design and implementation of scalable AI and ML solutions across cloud data platforms. Designs end-to-end ML workflows using Databricks, including feature engineering, model training, deployment, and monitoring. Establishes MLOps best practices and partners with Data Engineering teams to optimize data models and feature stores.

Develop and execute strategic initiatives to optimize logistics, warehousing, and trade operations across EMEA. Lead a team to drive operational excellence, minimize costs, and enhance customer satisfaction.

The Test & Commissioning Manager plans, coordinates, and ensures the execution of commissioning activities for PV projects. This role oversees inspections, testing, and commissioning actions to transition projects from construction to commercial operation.

Provide technical support and customer service for solar, energy storage, and electric mobility solutions. Support field service operations and monitor solar installations. Collaborate with teams to resolve issues and contribute to process optimization.

Senior Software Engineer will define software structure, implement new requirements using test-driven development, and participate in architectural discussions. Experience with C#, .Net framework, SQL, and microservices architecture is required.

Back-End Web Developer needed for a national project. Build full stack web applications and APIs in GoLang, analyze and design web applications, and ensure proper usage of state-of-the-art frameworks. Proven experience in backend development languages (Java, Go), web API, REST API, and agile SCRUM methodologies is required. Fluency in English is necessary.

Implement and configure ServiceNow solutions, ensuring alignment with best practices. Act as the primary technical liaison for SecOps and IRM, gathering client requirements and delivering tailored solutions. Oversee project delivery, ensuring high-quality implementations and resolving technical challenges. Mentor and guide developers on best practices in ServiceNow design and SecOps and IRM workflows.

Develop and maintain OpenShift and Kubernetes storage APIs, volume plugins, and CSI drivers. Collaborate with engineering teams on integrations and participate in architectural discussions. Ensure test plans, documentation, and code quality.

Lead a cross-functional team focused on improving the post-order journey, especially shipping and delivery. Drive technical direction, guide architectural decisions, and ensure reliable, scalable, and customer-centric fulfillment systems. Grow engineers into high performers and future leaders.

As a Controller, you will ensure transparency and accuracy in financial and operational processes. You will partner with managers, providing insights and analysis to support decision-making. You will lead planning cycles, develop controlling tools, and contribute to cross-functional projects.

Cyber Security Cloud Engineer needed for a retail sector project. Support security of Azure cloud environments, assess architectures, and contribute to secure cloud designs. 2-4 years of experience in Cybersecurity, Cloud, or Infrastructure with a security focus required. Hands-on Azure experience and understanding of IAM, cloud security fundamentals, and networking security concepts are essential.

Provides technical assistance to end-users, resolving hardware, software, and network issues. Installs, configures, and maintains hardware devices and software applications. Documents troubleshooting procedures and user guides.