freelance English-speaking jobs in Valongo

Mid/Senior DevSecOps Engineer to design, implement, and maintain secure CI/CD pipelines in Azure environments. Integrate security best practices across the SDLC, manage Azure cloud infrastructure, and automate infrastructure provisioning using IaC.

Client Partner for Reddit responsible for identifying new business, prospecting, and proposing tailored advertising plans. Requires C1/C2 German, B2B sales experience, and strong consultative selling skills.

Senior Java Engineer (AI) role requires 5+ years of Java experience, advanced Spring Boot, and microservices using Kafka or RabbitMQ. Must be comfortable with AWS, Kubernetes, Terraform, and developing AI-powered services.

Mobile Tech Lead requires a degree and 5+ years in mobile development. Key skills include Flutter, native iOS/Android, and CI/CD. Responsibilities involve leading design, development, and technical direction for mobile applications.

Senior Node.js Developer needed to build, scale, and maintain production backend systems. Requires expertise in Node.js, API architecture, performance troubleshooting, and distributed systems.

Senior Data Engineer (Teradata) needed with strong experience in enterprise Teradata, advanced SQL, and Ab Initio for ETL. Requires Unix/Linux knowledge, Git, and Agile experience. Focus on data pipeline design and technical documentation.

Senior Network Cloud Engineer to design and evolve secure, scalable network architectures across Azure and multi-cloud environments. Responsibilities include managing advanced Azure services, hybrid connectivity, and network automation using IaC.

Lead Backend Engineer to own architecture, code quality, and performance of a SaaS IP management platform. Will design, implement, and mentor on a modular monolith built on Clean Architecture and CQRS principles. Requires 7+ years of C#/.NET experience, including ASP.NET Core, EF Core, and PostgreSQL.

Specialist ETL/Oracle Migration Engineer to move data from legacy Oracle systems to Snowflake. Responsibilities include building ETL with Oracle ODI and managing change data capture with Oracle GoldenGate. Requires deep experience with ODI, GoldenGate CDC, SQL, and PL/SQL.

Senior Data Engineer will design, develop, and deploy data architecture for analytics and business intelligence. Requires expertise in cloud data warehousing (Snowflake), ETL/ELT pipelines (dbt, Python, AWS), data modeling, and optimization. Must have 5+ years of experience in data engineering and a Bachelor's/Master's/PhD in a related field.

Senior/Lead CRM & Loyalty Engineer to lead design and optimization of CRM platforms. Requires 4+ years experience with Salesforce, HubSpot, or Dynamics, strong programming in APEX/C#/.NET, and API integration skills.

Develop analytical and machine learning models using Python (NumPy, pandas, scikit-learn) and SQL. Focus on EDA, feature engineering, and building/tuning supervised/unsupervised models. Collaborate to operationalize solutions.

IT Project Manager for large-scale capital programs, digital transformation, and business-as-usual IT projects. Leads and coordinates IT project activities for application and equipment deployments within manufacturing programs. Collaborates with IT application leads, process owners, and external vendors.

AI Engineer needed to design and build production-grade multi-agent systems. Responsibilities include implementing agent orchestration, integrating APIs, and developing AI workflows. Requires strong Python backend development experience and commercial experience building production multi-agent LLM systems.

This role is a Collaboration & Communications Product Owner for an international project. Responsibilities include owning Microsoft 365 administration, managing Teams Phone services, and automating tenant operations using PowerShell and Graph API.

Procurement Manager to own end-to-end purchasing for CLT manufacturing and construction. Responsibilities include strategic sourcing, supplier management, and cost optimization. Requires 5+ years in procurement and ERP proficiency.

Data Analyst role requires 3+ years of experience in Operations Monitoring or Data Analysis. Must be proficient in Vertica and SQL, with BI tool experience. Fluency in English and French is mandatory.

Senior Java Software Engineer joins an Agile team to build scalable, highly available core platform services. Requires 7+ years of server-side experience and 4+ years in backend Java with Spring Framework expertise.

Seeking an Italian speaking Customer Service Representative to handle inquiries via phone, email, and chat. Responsibilities include assisting with travel bookings and resolving customer issues. Requires native/fluent Italian and B2 English, with 2+ years of experience.

Senior Backend Engineer develops and maintains multi-cloud platform services using Java 8 and Spring Boot. Responsibilities include building microservices, optimizing code, and writing tests with JUnit and Mockito.