freelance English-speaking jobs in Maia

DevOps Engineer needed with +3 years of PowerShell scripting and GitHub Actions experience. Background in Windows Infrastructure administration required. AWS, Azure, or GCP certifications are a plus. Must have strong problem-solving skills and excellent English communication. Residency in Lisbon or Porto is required.

Data Engineer to manage and optimize complex data workflows in a UNIX environment using Teradata and Ab Initio. Responsibilities include developing SQL queries, managing data warehousing operations, and designing ETL pipelines. Requires a senior profile with 5+ years in data engineering and experience in the banking domain is a plus.

Provide first contact customer support in Czech and English via phone and written communication. Build relationships, answer questions, and meet service quality goals. Must be Czech native or fluent and have advanced English skills.

Provide customer service to Danish speakers via phone, email, chat, and social media. Resolve complaints, offer product and service information, and maintain customer interaction records.

Supports AWS and Windows infrastructure, including Active Directory and PKI. Creates scripts, tools, and documentation to support platform operations. Resolves customer change requests and problem tickets. Participates in a 24/7 on-call rotation. Requires a Bachelor's degree in Computer Science or related field and familiarity with cloud security models and best practices.

Shape the technical direction of a consumer-facing platform as a Tech Lead Full Stack Engineer. Architect and code robust, scalable features across frontend and backend, manage a team of developers, and modernize a complex codebase.

Senior Full Stack Engineer will design, develop, and maintain scalable backend services and web applications for a global emergency response platform. Requires 6+ years of backend development experience with microservices, frontend development skills, and experience with AWS.

Review and assess user-generated content, including profiles, audio, video, and text. Investigate and resolve content-related issues. Apply client policies objectively and consistently.

Machine Learning Engineer (Recommendation Systems) for a global B2C platform. Build and improve recommendation systems, design ML solutions, and collaborate with engineers and product teams. Strong Python and applied ML engineering skills required.

Business Development Specialist will drive growth across Web3, Web2.5, SaaS, and fintech markets. Responsibilities include identifying new business opportunities, building client relationships, and negotiating contracts. Success in this performance-driven role is rewarded with uncapped earning potential.

Lead Siesta Campers' global marketing vision, shaping brand perception and experience. Define and execute marketing strategy across all touchpoints, blending storytelling, brand positioning, sustainability, and performance marketing.

Leads and manages all Corporate Social Responsibility (CSR) and Environment, Health and Safety (EHS) activities. Ensures compliance with legal requirements, internal procedures, and certification standards. Manages audits, non-conformities, and complaint resolution. Monitors workplace conditions, implements corrective actions, and oversees emergency systems. Maintains CSR and EHS management systems and documentation. Conducts training programs and promotes employee awareness. Collaborates with cross-functional teams to ensure alignment on CSR and EHS matters. Monitors performance indicators, proposes improvements, and supports initiatives related to decarbonization, circular economy, and chemical management. Represents Nilorn in interactions with clients, suppliers, auditors, and regulatory entities.

Fullstack Developer to design, implement, and own end-to-end features using Nest.js, Angular, and TypeScript. Experience with AWS services and Agile methodologies required.

Senior Infrastructure Architect with 6+ years of experience in high-performance financial markets or critical trading environments. Strong Linux system administration, virtualization, and container technologies experience. Proven track record of optimizing mission-critical server infrastructure. Proficient in scripting languages (Python, shell) for automation. Experience collaborating with software development teams and infrastructure groups. Fluent in English. Must be based in Portugal with European citizenship or a valid Work Visa/Residence Card.

Remote, contract-based position for Portuguese Translators and Linguists to annotate Portuguese text and audio for large language models. Responsibilities include translation, linguistic analysis, and ensuring culturally appropriate output.

Revolut seeks a FinCrime Analyst fluent in English and Greek to review customer issues, conduct fraud investigations, and liaise with law enforcement. The role requires experience in a retail bank environment, dealing with external agencies, and knowledge of court orders, DPAs, and POs.

Provides administrative and operational support for HR functions. Maintains employee records, supports payroll, and assists with recruitment and onboarding. Requires a degree in a related field, at least 1 year of experience, and proficiency in Microsoft Office.

Develop, maintain, and evolve test automation frameworks. Implement and execute API and performance tests. Document tests, frameworks, and automation processes.

The Content Manager develops and executes content strategy across web, social, email, and print channels for Vida Plena, a hospitality group. Responsibilities include creating content calendars, writing copy, managing photo/video production, and overseeing social media presence. The ideal candidate has 3-5+ years of experience in content creation and management, excellent copywriting skills, and a strong understanding of brand visual integration.

Develop and implement Generative AI models to automate, optimize, and innovate processes using Azure Cloud infrastructure.