freelance English-speaking jobs in Valongo

Senior Data Business Analyst to bridge Business, Data, and Technology teams. Translate business needs into functional and data requirements. Analyze data models, information flows, and business rules. Support solution design and drive continuous improvement. Requires 4+ years of experience as a Business Analyst, Data Business Analyst, or Data Translator with proven experience in data projects within the banking sector.

Provide customer support via phone, email, and live chat in Hungarian and English. Resolve customer inquiries, account requests, and basic troubleshooting tasks. Document interactions and escalate complex issues.

The Statistical Programmer will develop scoring rules and algorithms for clinical outcome assessments (COAs), program simulation datasets, and implement new statistical features in user tools. The role requires strong programming skills in Base SAS, R, and experience with database connectivity.

Solutions Engineer to guide enterprise buyers through process discovery, transformation strategy, and solution design for AI-driven process improvement. Partner with Account Executives and senior customers to map current processes, identify AI leverage points, and translate operational discovery into future-state process designs.

Leads the end-to-end management of the data and AI product portfolio, developing and executing product strategies and ensuring successful delivery of AI-powered solutions.

Systems Administrator needed for international project. Support Ansible Tower infrastructure, Centrify and Trellix solutions, and provide regional IT support. Strong Windows Architecture knowledge, Ansible, and scripting skills required.

SAP ABAP Developer needed for hybrid role in Maia, Portugal. Develop ABAP logic to extract business data from SAP tables, generate output files, and manage batch jobs. Mid/Senior experience in SAP ABAP development (4+ years) and SAP ECC required.

Lead a team developing blockchain integrations for a large-scale fintech data platform. Experience with blockchain systems, smart contract integrations, and enterprise architecture design is required.

Software Engineer will join a product development team focused on business growth initiatives, including plans and pricing strategy, trial and payment experiences, and customer onboarding. Responsibilities include collaborating with product managers, designers, and engineers to innovate and deliver value.

The O&M Business Controller supports business performance monitoring through reporting, financial analysis, and data reliability. Responsibilities include preparing reports, analyzing profitability, and contributing to process standardization and automation. The role requires a degree in Business Administration, Finance, or Economics and at least 4 years of experience in financial controlling, audit, or finance.

Iterable seeks an SEO & AEO Manager to improve organic visibility and AI search presence. Responsibilities include technical SEO audits, AEO strategy for platforms like ChatGPT, and leveraging AI tools for SEO operations. Requires 5+ years of SEO experience, technical expertise, and the ability to translate complex findings for non-technical stakeholders.

Administers and secures technological infrastructures, including servers, virtualization, storage, and network services. Manages security solutions, monitors events, and implements security patches. Requires a bachelor's degree and 7+ years of experience in infrastructure administration.

Provide customer service support in Danish for well-known international brands via phone, email, and live chat. Must be fluent in Danish and English and have a customer-first mindset.

Data Engineer to design and implement scalable Azure solutions for data access, analytics, and business insights. Requires experience with T-SQL, Azure technologies (Databricks, Synapse, Data Factory), and data engineering tools.

Mid-Level Oracle HCM Developer to design, develop, and customize Oracle HCM modules for clients. Analyze HR data models, troubleshoot technical issues, and collaborate in Agile teams. Requires 1-4 years of experience in Oracle HCM development and strong understanding of HR processes.

Senior Media Buying Strategist needed for performance marketing agency. Provides strategic guidance and hands-on consultancy across IGaming, Leadgen, E-commerce, and more. Requires 4+ years of experience in media buying (Meta, TikTok, Google) and strong analytical skills. Fluent in Portuguese and English.

The People Operations Partner delivers end-to-end People Operations services across multiple countries, acting as a trusted advisor to employees, managers, and the People Team. This role owns core operational processes, ensuring data integrity and driving continuous improvement across People services.

Provide French and English customer support via phone, email, and chat. Assist with product questions, account management, and issue resolution. Document interactions and collaborate with team members.

Provide customer support to small and medium-size businesses through chat, email, and phone. Support clients with digital advertising solutions and online platforms.

Design and execute an AI-driven marketing strategy, creating and scaling content across multiple channels. Utilize AI tools to generate blog posts, social media content, case studies, and marketing copy.