freelance English-speaking jobs in Barreiro

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

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.

Usability Engineer will collect and synthesize user data, develop user insights, and build prototypes to enhance research consumption. The role involves collaborating with product, process, and engineering teams to integrate user research into decision-making flows.

Customer Success Manager for Cloud Solutions. Manage customer relationships, ensure smooth onboarding, and drive customer satisfaction. Requires 4+ years of experience in a similar role, strong Microsoft knowledge, and fluency in English and Dutch.

Business Analyst fluent in French and English required. Expertise in SQL, Power BI, Power Query, and DAX for data modeling. Strong problem-solving skills and a passion for data analysis.

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.

Systems Integration Engineer (m/f) - Remote. Proven experience in Kubernetes and advanced Linux required. Knowledge of firewalls, cyber security, container environments, and deployment in Kubernetes. Familiarity with scripting, automation, cloud or OpenStack clusters, and troubleshooting is a plus. Proficiency in English and strong communication, teamwork, and time management skills are essential.

Senior SAP Treasury Consultant needed for remote role. Design, implement, and support SAP S/4HANA Treasury and Payment solutions. Expertise in IHC, APM, TRM, BCM, and CLM required. Strong technical and communication skills essential.

Digital Marketing Optimization Specialist needed to build and optimize Google Ads campaigns for global online platform clients. Requires fluency in Dutch or German plus B2 English and 1+ year of Google Ads experience.

Product Design Lead will own end-to-end product design for a SaaS company in the influencer marketing analytics space. Responsibilities include setting UI standards, collaborating with Engineering, and mentoring junior designers. Requires strong UI skills, B2B product experience, and fluency in English.

Danish-speaking Sales Executive to develop and manage advertising strategies for Danish businesses using Google Ads and YouTube marketing solutions.

Act as a Subject Matter Expert for AdWords campaign optimization for clients. Implement optimization solutions, create keyword packs, bids, and budget suggestions. Analyze data, create reports, and identify opportunities for sales teams. Native Swedish and proficient English required.

Freelance Energy Systems Engineer to design energy engineering problems, evaluate AI solutions, and validate calculations using Python. Requires a degree in Energy Engineering or related field, 3+ years of experience, strong Python proficiency, and excellent written English.

Data Analyst with minimum 4 years of experience in data analytics, strong data visualization skills, proficiency in SQL and/or Python, and expertise in Power BI and/or Microsoft Fabric. Must have good command of English (minimum B2 level).

Join a high-growth business within a crypto-native company serving traditional financial institutions entering the digital asset space. Support department and business line leads in engaging with clients, refining strategic direction, and collaborating with partners. Conduct primary research and data analysis to support strategic initiatives across FIG and within specific business lines or client segments.

Senior Product Manager to own the CRM & Retention module of a next-generation white-label casino platform. Full product lifecycle ownership, including vision, roadmap, and commercial success. Experience with Customer Data Platforms (CDPs), Marketing Automation tools, and AI-driven workflows required.

Business Analyst with 5+ years of IT experience, including software development (Web, eCommerce, Java, J2EE, .Net) and SDLC/Agile methodologies, needed for cloud migration projects. Must have experience with source control, JIRA, application/infrastructure analysis, and client communication. AWS, Azure, or Google Cloud certification required. Fluent in Portuguese and English.

Freelance peer reviewers with a doctorate in critical care nursing are needed to assess manuscripts for originality, study design, literature review, results, and provide constructive feedback.

Business Intelligence (BI) Developer will design, develop, and maintain BI dashboards and reports using Power BI and Qlik. Responsibilities include building SQL queries, stored procedures, and database structures, developing Python scripts for data cleaning and automation, and creating ETL processes. Proficiency in SQL, Power BI, QlikView or Qlik Sense, Python, and ETL tools is required.

WFM Analyst & Operational Research Specialist to design, implement, and optimize scheduling algorithms using Mosel and operational research techniques. Analyze data, develop models, and present insights to leadership. Requires experience with scheduling algorithms, operational research, SQL, Excel, and programming.