freelance English-speaking jobs in Valongo

Support currency exposure management processes. Monitor multi-currency positions, assist with net currency position calculations, and support operational hedging activities.

Develop and maintain API integrations for an AIOps and Observability Platform. Design, build, and maintain scalable data pipelines. Automate platform operations and collaborate with cross-functional teams.

Senior Marketing Project Manager (Marketing Operations & Hypotheses Management) will build and operate a transparent marketing operating system. This role focuses on connecting OKRs, hypotheses, tasks, and results into a single workflow, supported by tooling and clear PM ownership. Responsibilities include cascading marketing OKRs into hypotheses and operational tasks, designing a unified task-tracking flow, and taking PM ownership of cross-team technical and analytical initiatives.

Power Platform Consultant needed to drive digital transformation using Microsoft platforms. Develop solutions in Power Apps, Power Automate, Power BI, Teams, and SharePoint. Must have a Bachelor's degree, 2+ years of experience, and excellent Spanish and Portuguese communication skills. Knowledge of Power Platform, O365, data automation, and basic interface design is required.

Senior Microsoft Dynamics Engineer to lead Field Service implementations, design solutions using Dynamics 365 and Power Platform, and mentor junior team members. Requires 7+ years of Dynamics 365 experience with strong Field Service expertise.

Customer Service Representative fluent in Italian and German (or Spanish and German) to support sales by managing the order lifecycle, communicating with customers and suppliers, and ensuring on-time delivery.

As a Senior Application Security Engineer, you will design, implement, and improve a Secure SDLC for a high-velocity fintech environment. You will embed security into engineering workflows, lead application security reviews, and define secure architecture patterns.

The Collections Clerk will manage customer collections and accounts receivable activities, ensuring timely recovery of overdue amounts. The role involves contacting customers, issuing payment commitments, and processing legal collection actions when necessary.

Develop and implement dashboards and PySpark algorithms to analyze flight data, focusing on time-series insights and data quality. Collaborate with data engineers to integrate visualizations and optimize performance.

FP&A Manager will own core financial models, including P&L, Balance Sheet, and Cash Flow. Responsibilities include cost controlling, strategic business partnering, SaaS metrics analysis, planning & forecasting, and management reporting.

Team Lead to manage and grow a web engineering team focused on building and evolving the web client of TeamViewer Frontline. Responsibilities include leading an agile team, delivering the web client roadmap, and ensuring web solutions are modular and customizable. Requires 5+ years of software development experience with a strong focus on modern web frontend technologies, especially React.js.

Lead and develop a global team of Python engineers. Plan and manage projects, set expectations with other teams, and advocate for agile software development practices. Contribute code, mentor developers, and grow a collaborative engineering culture. Travel up to 10% of the time.

A Turma is seeking a playwright or theatre maker for a two-month residency in Porto, Portugal. The residency supports the development of new dramaturgy or theatrical creation, culminating in an informal presentation. The selected artist will also lead a workshop for local young actors and theatre makers.

Experienced Site Reliability Engineer to design, implement, and maintain scalable cloud-native infrastructure. Requires 4+ years of DevOps/SRE experience, strong Kubernetes expertise, and proficiency in Terraform and at least one major cloud provider. Fluent English required.

Translate designs into high-performance mobile code across platforms. Collaborate with teams to define, design, and implement features. Integrate new technologies to enhance development efficiency. Ensure optimal application performance and quality.

Tech Apprentice to join Innovation x Intelligence team designing and building data-driven products. Collaborate with data engineers, data scientists, and product development. Support data science projects, product discovery, and development.

Software Engineer needed to analyze requirements, write code, and collaborate in an Agile team environment. Proficiency in Java/Spring Boot and Angular is required.

OSS & Network Analyst with proficiency in RAN configurations and a strong knowledge of international projects in the telecommunications industry. Responsibilities include capturing and understanding customer requirements, analyzing and refining functional and technical requirements, and producing functional design documents. Must have experience working with RAN vendors (Ericsson, Samsung, Nokia, Huawei) and their OSS solutions. Fluency in English is required.

Growth Marketing Assistant will build and test new brand ideas, create landing pages, write copy, and organize creatives. The role involves collaborating with the ads team, researching trends, and supporting the co-founder.

DevOps Engineer will develop, operate, and support service orchestration components for telecommunications services. Responsibilities include working with HPE Service Orchestrator, service modeling, automation, CI/CD pipelines, and production operations. Requires proven DevOps experience in telecommunications, strong Java development skills, and experience with Unix shell scripting, BDD testing, and GitLab.