Senior Java Engineer @ OpenVPN
1 day ago
4+ years of commercial programming experience; 4+ years of experience with Java; Experience of developing modern REST services on Spring Boot; Security topics hands-on with Spring Security (OAuth2); Experience with RDBMS, NoSQL storages (MongoDB); Experience with deployment on Docker; Experience with messaging in Java (Kafka, RabbitMQ, etc.); Good understanding of networking; At least upper-intermediate English, both spoken and written; Excellent communication abilities. Will be a plus Experience working with AWS SDK in Java; Hands-on with plain Java sockets or WebRTC / WebSockets; Hands-on work experience with Linux platforms; Experience in the security space, specifically PKI, encryption, x.509 certificates, SSL; Experience with performance testing (Apache Benchmark, JMeter, Gatling); Experience working with Kubernetes and AWS Open Source experience. We are the team that created OpenVPN, the industry-standard VPN protocol now used by most of the commercial VPN providers worldwide. We are currently looking for a rockstar to push further the product that millions of people around the world will be interacting with on a daily basis You should have a strong working knowledge of Java, REST APIs, and databases, excellent in understanding security topics, be familiar with TCP/IP networking, SSL VPN, and distributed systems, possess a solid conceptual foundation in the development of distributed and cloud-computing systems, and have network programming understanding on Linux development environments. You will join a team that is responsible for the requirement specifications, system specifications, software development and maintenance of several critical security-related cloud services. Our philosophy is that we are a small, closely-knit team and we care deeply about you: Competitive pay rates Fully remote work environments Self-managed time off ,[Full-cycle development of Linux-based distributed server software, including development from scratch and maintaining existing services;, Development of a web-based API (using JSON and REST) for management of product systems;, Collaboration with other developers on development and deployment.] Requirements: Java, OAuth2, Spring, RabbitMQ, AWS
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Remote Senior Mobile Developer
1 week ago
Remote, Czech Republic OpenVPN Full time4+ years of experience developing native and hybrid mobile development for iOS and Android. Proficiency in at least two object-oriented languages (i.e., C++, Java, Kotlin, Swift, or Objective-C), but also in hybrid development using Typescript. Deep knowledge of React Native, JavaScript and TypeScript Familiarity with platform SDKs and...
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Senior Software Engineer
3 days ago
Remote, Czech Republic Superdevs Full timeWhat you bring Strong background as a Software Engineer with Java, Linux, Docker, GitLab, SQL Experience running Elastic Stack on AWS (5+ years in enterprise environments) 3+ years working with ML / Deep Learning / Data Science / Search or Analytics topics Hands-on experience designing or optimizing search systems at scale Experience with GitLab CI/CD for...
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Senior Java
1 week ago
Remote, Warsaw, Czech Republic Square One Resources Full timeStrong expertise in Oracle databases Solid experience with Java 8–20 years of overall professional experience Good communication and problem-solving skills We are looking for an experienced specialist (8–20 years of experience) with expertise in both Java development and Oracle database administration. The ideal candidate would be a Senior Java Developer...
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Senior Java Engineer @ Devire
2 weeks ago
Remote, Czech Republic Devire Full timeBachelor's degree in Computer Science, Engineering, or related field. 7+ years of experience as a Backend Developer (including 2+ years as Java Developer). Proficiency in Database and SQL knowledge, including the ability to write and optimize queries for performance. Solid understanding of RESTful API design principles and microservices architecture....
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Senior Java Engineer @ Devire
1 day ago
Remote, Czech Republic Devire Full time7+ lat doświadczenia jako Java Engineer. Praktyczne doświadczenie z dużymi, złożonymi systemami rozproszonymi i integracjami. Głęboka znajomość baz danych, projektowania modeli danych, optymalizacji zapytań i analizy wydajności. Znajomość komunikacji asynchronicznej i systemów kolejkowych (Kafka, RabbitMQ, Pub/Sub). Doświadczenie z...
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Remote, Czech Republic Experis Polska Full timeTech Stack & Tools Backend: Java 8+, Spring Boot, Spring Security, Hibernate, WebFlux Strong understanding of JVM internals, concurrency, and functional programming Frontend: Vue.js, JavaScript/TypeScript, component-based architecture, CSS/SCSS Cloud & DevOps: Azure (App Services, AKS, Azure DevOps Pipelines) Docker, Kubernetes Git, branching strategies,...
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Senior Software Engineer
1 week ago
Remote, Kraków, Czech Republic OpenX Full timeRequired Qualifications: Ideally, 5+ years of working experience in Java Experience with database system design, RDBMS, or NoSQL Experience with Google Cloud Platform, k8s, and Docker Communicative Polish and English Ability to effectively dive into technologies other than Java (Erlang, GO) Desired Characteristics: Fluently speak algorithms and data...
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Remote, Czech Republic Infogain Technologies Sp. z o.o. Full timeC++ / Java Build Systems Engineer (Nix, Bazel) Proven experience managing build systems, particularly with Bazel and Nix. Strong understanding of the ecosystem, including dependency management and build environment configuration best practices. Familiarity with version control systems, especially Git.
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Remote, Czech Republic Link Group Full timeCore Skills Required Java 8+ – multithreading, JVM internals, functional programming. Spring Boot / Security / Hibernate / Reactive frameworks (WebFlux). Frontend: Vue.js, TypeScript/JavaScript, CSS preprocessors. Azure Cloud & DevOps: AKS, App Services, CI/CD (Azure DevOps / Jenkins / GitHub Actions). Testing: Cypress, JUnit 5, Mockito. Containers:...
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Senior Software Engineer
1 day ago
Remote, Czech Republic AVENGA (Agencja Pracy, nr KRAZ: 8448) Full timeThis is you Polish C1 GCP: Composer BigQuery Dataflow Dataproc Vertex AI Programming languages: Python SQL Java/Scala Relevant past projects / experience: MLOps - creating data pipeline for ML models Stream processing pipelines Batch processing pipelines This is us At Avenga, we believe that human creativity empowers technology that matters. Operating...