143 java English-speaking jobs in Porto

processesAbility to understand and adapt existing codeKnowledge or interest in backend programming (Java

Enterprise Platform and overall integration development Familiarity with REST/SOAP APIs, XML, JSON, Golang, Java

Computer Science, Mathematics, Physics, Electrical Engineering, or a comparable field.Experience in Java

Our current stack is Java based, but we value engineering fundamentals over language specific experience ... Experience in Java is a plus, but solid OOP skills in any modern language (C#, Kotlin, etc.) are equally

technologies and architecture, preferably in the payments or financial services industry.Proficiency in Java

We are looking for an experienced and committed (Senior) Java Backend Software Engineer to help us build ... Strong expertise in Java and Spring Boot, including frameworks such as Spring Data and Spring Security

Requirements5+ years of professional software development experience Strong experience with Kotlin or Java

and modern Typescript frameworks such as NestJS Experience with GraphQL Experience in Spring Boot and Java

knowledgeNice to haveAn advanced degree in a core STEM subjectExperience with additional programming languages (Java

REQUIREMENTSProficiency in one or more programming languages such as Java, Kotlin, C#, .Net, JavaScript

and software design principles.Significant coding skills in at least one of the following languages: Java

and software design principles.Significant coding skills in at least one of the following languages: Java

Experienced with Automated testing and mocking techniques.Backend SkillsOur product's backend runs in Java

Experienced with Automated testing and mocking techniques.Backend SkillsOur product's backend runs in Java

quantitative discipline (e.g., Masters or PhD)Experience with additional programming languages such as Java

Experience with OpenSearch, Django, Java, Scala.

withAzure Cloud(certification is a plus) Experience as abackend or full-stack developer(Python / Node.js / Java

Understanding high-performance, high-throughput, and low-latency network technologies, Knowledge of Java

platforms and services for data engineering (AWS);Proficiency in programming languages like Python, Java

Nexxiot seeks a Backend Developer to design, implement, and operate distributed backend services. Responsibilities include building reliable, scalable systems, processing large volumes of device data, and providing 3rd-level support. Requires 5+ years of experience with Kotlin or Java, backend architecture, and API design. Experience with SQL, NoSQL, messaging systems, and containerized services is essential.