backend developer English-speaking jobs in Águeda

Develop, maintain, and test data-intensive components in a Big Data environment. Work with Spark, Python, Hadoop, Hive, and SQL to process and optimize large datasets. Analyze existing solutions and drive performance improvements. Contribute in an Agile environment, from requirements analysis to deployment. Collaborate with international teams using CI/CD, DevOps concepts, and scheduling tools.

Sales Distribution Executive responsible for managing wholesalers and distributors within the On trade channel. Requires experience in FMCG sales, strong negotiation skills, and proficiency in English and Portuguese.

Data Engineer needed for a national project. Design and develop data tools, collaborate with clients, and automate processes. Requires 3+ years of Python and ETL experience, PySpark, data visualization, PowerBI, SQL, and database management knowledge. Fluency in English is required.

Mainframe Operations Technician needed for a leading player in mainframe and enterprise systems management. Manage and optimize Z/OS, TWS, and DB2 environments, ensuring reliability and efficiency. Implement automation strategies and collaborate with cross-functional teams. Fluent in English and French required.

Quality Control Technician to support the Jewellery category team in Oporto. Responsibilities include sample approval, label checks, toxicology testing, and supplier communication. Specialized training in Jewellery and professional experience required.

Informatica PowerCenter Developer with at least 4 years of experience needed. Must have strong SQL skills and the ability to analyze and solve complex data issues. English proficiency (B2 level) required. Hybrid work model, 2 days per week in Porto office.

Research Scholarship within the scope of the Project “INSECTSAFE - Protein for tomorrow: Exploring the safety of edible insects for global food demands”. The scholarship will focus on microbial challenge testing during different production stages of edible insects and the impact of tested products on the human gut microbiome.

Develop and maintain hybrid applications using C# and .NET MAUI. Optimize Android app performance, memory usage, and battery consumption. Collaborate with designers, testers, and other developers.

Provide customer service to Audi clients via phone, chat, and email. Resolve customer issues, document interactions, and stay updated on company offerings. Must have strong German (C1) and English (B2) language skills and 1 year of call center experience.

Fullstack Developer to design, build, and deliver end-to-end features using Java, TypeScript, and FirstSpirit CMS. Experience with Spring Boot, REST APIs, relational databases, and modern frontend frameworks required.

Delivery Manager to lead and manage IT development projects and programs with 5+ members. Requires 7+ years of IT development experience, including managing high-critical services. Responsibilities include production planning, resource allocation, process monitoring, and team leadership.

Senior Sales & Account Manager will develop and execute sales plans to achieve revenue targets. Manage key accounts, build client relationships, and identify new business opportunities in the iGaming industry. Requires 3+ years of sales and account management experience, at least 1 year in iGaming, and fluency in English.

Senior Rust Developer to build a production-ready AI/API Management Platform. Full-stack ownership from design to deployment, including CI/CD pipelines and infrastructure. Strong Rust experience, backend systems knowledge, and DevOps expertise required. Opportunity to lead a future product team.

Commercial Analyst to oversee and optimize performance of gaming brands. Analyze data, develop strategies, and collaborate with teams to drive business growth. Strong analytical, leadership, and communication skills required. Experience in the gaming industry is a plus.

Data Scientist needed with a degree in an analytical field and 2+ years of experience. Must have scripting experience with Python and packages such as NumPy, SciPy, Pandas, Scikit-learn, matplotlib, and tensorflow/pytorch. Experience with Java, Scala, or Spark is required.

Trainee Civil Engineer to participate in the design and development of industrial roads and platforms for energy projects. Responsibilities include contributing to earthworks, drainage systems, and road layouts, preparing technical drawings, and collaborating with multidisciplinary teams. Bachelor's degree in Civil Engineering required. Fluency in English and experience in the energy sector is a plus.

Leadtech seeks a Senior SEM Specialist with 5+ years' experience in online advertising (Google, Bing). Responsibilities include PPC campaign optimization, keyword research, ad creation, and reporting on performance metrics. Must be fluent in English and Spanish.

Design, develop, and maintain cloud-based EMS/NMS and Inventory Management solutions. Implement OSS functionalities across NMS, Inventory, Assurance, and Fulfilment domains. Develop and customize inventory and topology data models.

Analyst will define and implement quality control techniques to verify the quality of raw materials, intermediate and end products. Responsibilities include managing quality control activities, performing sample analysis, maintaining laboratory records, and ensuring compliance with GMP requirements.

Freelance peer reviewers with a doctorate in vascular surgery are needed to evaluate manuscripts for journals. Must have at least two publications in the last two years and experience with research methodologies and ethical principles.