freelance English-speaking jobs in Valongo

Experienced Solutions Architect & Engineering Lead needed to provide technical authority for high-impact initiatives. Lead a team of Full-Stack Developers, define architectural direction, and ensure solutions are built with strong engineering discipline, security, and operational resilience.

Provide B2B customer support for international remittances, handling operational and technical issues. Investigate and resolve problems end-to-end, ensuring fast responses and proactive follow-up. Document cases clearly and propose process improvements.

Automation Engineer will implement BMS (Building Management Systems) projects in Portugal. Responsibilities include technical preparation, planning, and on-site support. Requires 3+ years experience in building energy systems, HVAC, and BMS, a Bachelor's degree, and proficiency in programming (SQL, LUA, etc.). Native Portuguese speaker with good English is required.

Digital Marketing Specialist to manage digital channels and campaigns for lead generation and business growth. Responsibilities include strategy execution, performance analysis, market research, website management, and social media oversight. Requires 3-5 years of experience in digital marketing, expertise in Google Ads and LinkedIn Ads, and proficiency in design and content creation tools.

Inbound Sales Representative needed for remote role in Portugal. Fluency in Portuguese and English required. Manage leads, qualify merchants, and guide them through the activation process. Strong CRM and communication skills essential.

Experienced Backend Developer needed to design, develop, and maintain scalable backend solutions using .NET 6+, C#, and Microservices Architecture. Collaborate with cross-functional teams to deliver end-to-end solutions within an Agile environment.

Recruitment Team Leader or Senior Recruiter needed for a 3-month temporary assignment with potential extension. Drive recruitment delivery for technical and corporate roles across Europe. Manage end-to-end recruitment processes and partner with hiring managers. Fluency in English and French required.

Lead design strategy and drive user-centered digital product evolution. Partner with stakeholders to translate business needs into actionable design strategies.

BloodFlow seeks a Medical Data Engineer to structure medical knowledge from sources like drug leaflets and clinical guidelines. Responsibilities include building and maintaining a clinical knowledge graph and validating AI pipelines.

DesignRush.com seeks a Digital Marketing Manager to lead the growth of its Design Awards section. Responsibilities include driving revenue, managing program strategy, expanding the awards ecosystem, and optimizing program performance. Requires 5+ years of marketing leadership experience, B2B marketing expertise, and strong communication skills.

SQL Developer / SQL Server Analyst Programmer needed for hybrid role (2-3 days on-site). Minimum 3 years experience with SQL Server, strong SQL/PLSQL skills, and experience with data warehousing. Fluency in Portuguese and English required.

Fullstack developer with 4+ years of experience in Java and Angular sought for a hybrid role in Porto or Lisbon. Must have experience with Java Spring Boot and web development.

Implement and maintain backend for web applications, migrating from legacy frameworks. Build and maintain efficient, reusable, and reliable code. Ensure application performance, quality, and responsiveness.

Azure Systems Administrator needed with 4-5 years of experience in Azure/Microsoft 365 tenant administration. Expertise in Modern Workplace technologies including Azure AD, Intune, Autopilot, and Defender.

Software Engineering Team Lead for a fast-growing GameTech company. 50/50 split between hands-on backend development (.NET Core, C#, Microservices, RabbitMQ, MS SQL Server) and team leadership. Requires 8+ years of backend development experience, 1-2 years of team leadership, and experience with end-to-end product development.

Senior Account Manager needed to manage and expand client relationships, coordinate solutions, and achieve sales targets. Must have 4+ years of experience selling tech talent solutions and be fluent in Portuguese and English.

Senior Programme Director to lead large-scale IT outsourcing transitions. Requires proven experience managing multi-tower, multi-supplier engagements and Executive Steering Committees. Must have strong ITIL and governance knowledge, excellent English communication skills, and be available for frequent international travel.

Provide German-speaking customer support via phone, email, and chat for global brands. Must have excellent German (C1 minimum) and English (B2 minimum) skills. Previous customer service experience is preferred.

Manage and evolve SAP PI/PO landscapes, troubleshooting interfaces and optimizing integration performance. Design, develop, and implement end-to-end integration architectures. Lead SAP PI/PO upgrade projects and provide 3rd-level support.

Senior Backend Engineer to design and scale high-performance cloud-native services. Build APIs, integrate with machine learning workflows, and optimize data models. Requires 5+ years experience in backend systems, proficiency in a modern programming language, and database design expertise.