freelance English-speaking jobs in Barreiro

Communication Designer to create clear, engaging, and visually consistent materials for a global tech and broadcast company. Develop digital and print assets, support marketing campaigns, and ensure brand identity consistency. Requires a Bachelor's degree in Design or equivalent experience and proficiency in Adobe Creative Cloud.

DevOps Engineer to design, deploy, and maintain scalable infrastructure across on-premise and cloud environments. Own CI/CD pipelines, administer Linux servers, manage containerized workloads, and operate critical systems.

Operates fermentation and pilot-plant equipment according to SOPs and batch records. Performs daily pilot fermentation activities including preparation, startup, sterilization, monitoring, and cleaning. Monitors process parameters and makes adjustments as instructed. Documents operational activities and batch records.

Global Cybersecurity Operations Lead needed with 7+ years experience in SOC, security engineering, and incident handling. Must have 3+ years leading teams and external providers. Expertise in service frameworks, KPIs/SLAs, and performance measurement required. Portuguese and English fluency is essential.

Analyst Developer needed for full-time, on-site role in Lisbon. Responsibilities include analyzing system requirements, designing and implementing software solutions, and maintaining existing applications.

Lead iGaming Influencer Marketing professional to build and scale an agency from the ground up. Responsibilities include client lifecycle management, strategy development, team leadership, and performance optimization. Requires agency experience with iGaming projects, influencer sourcing, performance-driven models, and risk management.

Experienced Product Manager needed for hybrid role in Lisbon. Own the product lifecycle, from ideation to execution, ensuring innovative and user-centered design. Collaborate with cross-functional teams, gather customer feedback, and define product strategies. Fluency in English is required.

Retail Sales Manager to oversee daily store operations, maximize profits, and ensure high customer service. Requires minimum 4-5 years retail sales experience, 2-3 years in management, and Syspro experience.

Junior / Associate Medical Writer to support projects in a remote, part-time role (25-50% FTE). Must have an MSc in a scientific field and fluency in English and Portuguese. Responsibilities include drafting, editing, and quality-checking scientific content, conducting literature reviews, and collaborating with team members.

We are hiring French C2 speakers for international Tech Support projects in Lisbon and Porto. Applicants must have a minimum English B2 level, an EU passport or valid work permit for Portugal, and strong communication skills.

Quanteam seeks a VBA Developer with 6-9 years of experience to maintain, enhance, and develop VBA applications (Excel, Access, Outlook). The role involves collaborating with business units, identifying automation opportunities, and ensuring application reliability.

ETL developer needed for a national project. Responsibilities include participating in the ETL development cycle, ensuring testing, applying best practices, and providing maintenance and support. Requires experience with IBM Datastage PX, SQL, PL/SQL, Git, Jenkins, and Shell scripting. Fluency in English and Portuguese is required.

Shift Lab Analyst will perform routine analysis, provide data to customers and process personnel, and ensure compliance with quality standards.

Decskill seeks a Windows System Administrator & Support to provide IT support, maintain coverage, and contribute to post-release checkouts. Experience with Windows, VMs, Dynatrace, ITIL, IT Cloud, RPA, SQL, and Infra as code is required.

People Technician to support recruitment, training, employee management, and administrative tasks. Must have a degree in a relevant field and English proficiency.

CRO & Personalization Specialist to drive digital performance and conversion optimization through testing, personalization strategies, and customer experience insights. Responsibilities include identifying A/B test hypotheses, defining a CRO and Personalization roadmap, analyzing test results, and building landing pages. Requires experience in CRO, A/B testing platforms, analytics tools, and UX/UI principles.

Lead and coordinate production operations to meet targets and drive continuous improvement. Manage production KPIs, quality control, and maintenance schedules. Collaborate with cross-functional teams and train a high-performance production team.

Lead and coordinate production operations to meet targets and drive continuous improvement. Manage production KPIs, quality control, and maintenance schedules. Collaborate with cross-functional teams and train a high-performance production team.

Support the design of Emma's global online store experience, contributing to UX research, designing user flows and wireframes, and collaborating with product teams.

Leads performance management, incentives, and people risk for a growing global agency. Designs performance frameworks, supports performance conversations, and ensures compliance with employment laws.