Lista ofert pracy

• Tworzenie i utrzymywanie usług backendowych w języku Java (Spring Boot lub podobne frameworki).
• Projektowanie i wdrażanie mikroserwisów na klastrach Kubernetes.
• Implementacja potoków CI/CD oraz automatyzacja wdrożeń na platformach chmurowych (AWS, Azure, GCP).
• Monitorowanie, diagnozowanie problemów oraz optymalizacja wydajności aplikacji.
• Zapewnienie zgodności z wymaganiami bezpieczeństwa i standardami compliance.
• Współpraca z zespołami międzyfunkcyjnymi w celu ...

• Minimum 5 lat doświadczenia w programowaniu w języku Java.
• Bardzo dobra znajomość architektury mikroserwisów.
• Praktyczne doświadczenie z Kubernetes oraz konteneryzacją (Docker).
• Znajomość platform chmurowych oraz narzędzi Infrastructure as Code (np. Terraform, Helm).
• Doświadczenie z narzędziami CI/CD (Jenkins, Ansible).
• Silne umiejętności analityczne oraz rozwiązywania problemów.

• Co-develop the application alongside developers, with a strong focus on maintaining and enhancing quality
• Design, develop, and maintain automated tests
• Create test cases and test strategies for automated tests
• Execute manual tests
• Review software requirements
• Be a part of a Scrum team
• Interact with customers to understand product requirements

• Experience as a Quality Assurance / Tester or similar roles (5 years)
• Experience in hands-on test automation using tools like Playwright (3 years)
• Knowledge of programming languages (preferably TypeScript)
• Understanding of Page Object Pattern
• Technical experience with Git
• Familiarity with API testing and services
• Experience with performance tests, and Artillery.io tool or Grafana k6
• Familiarity with GitHub Actions
• In-depth knowledge of defect management tools (such as JIRA, ...

• Design, develop, and maintain scalable Java backend services supporting telecom platforms and services.
• Collaborate with product teams and engineers to translate business requirements into robust technical solutions.
• Build and maintain cloud-native infrastructure on AWS, using Terraform for infrastructure as code.
• Contribute to architectural decisions and help shape backend service design and system integrations.
• Work closely with international teams, including stakeholders and ...

• 5 years of commercial experience in Java backend development.
• Strong experience designing and building scalable backend services and APIs.
• Practical experience with AWS cloud services.
• Hands-on experience with Terraform and infrastructure as code.
• Solid understanding of software architecture and distributed systems.
• Experience working with CI/CD pipelines and modern DevOps practices.
• Practical experience using AI tools in software development workflows.
• Strong problem-solving ...

As a Senior Python Software Engineer on the Rublon Services team you will:

• Design, build, and evolve Python services and data-driven components that power network planning and delivery applications.
• Develop and maintain data pipelines and processing workflows, turning raw network and spatial data into reliable outputs.
• Work with PostgreSQL to model, query, and migrate application data; write efficient SQL when needed.
• Implement and maintain geospatial capabilities, including working with...

• 5 years of professional software engineering experience, with strong depth in Python (currently using Python 3.11) and ownership of production systems end-to-end.
• Practical experience with PostgreSQL, including writing efficient SQL, understanding indexing/performance basics, and designing reliable schemas.
• Hands-on use of SQLAlchemy and Alembic (or equivalent) for ORM-backed development and managing database migrations safely in production.
• Proven ability to design and evolve ...

• Develop and execute manual test cases based on product requirements and specifications.
• Identify, document, and track defects using bug tracking tools.
• Perform functional, regression, exploratory, and smoke testing to ensure software stability.
• Collaborate with developers, product managers, and other stakeholders to understand requirements and enhance product quality.
• Validate fixes and perform thorough retesting of resolved issues.
• Assist in creating and maintaining test ...

• 6 years of experience in manual software testing.
• Strong understanding of software development life cycle (SDLC), testing methodologies, tools, and processes.
• Strong ownership mindset with the confidence to make decisions and take responsibility for quality outcomes.
• Proactive attitude, identifies risks, raises concerns early, and drives issues to resolution independently.
• Comfortable challenging assumptions and advocating for quality standards across teams.
• Ability to work ...

• Writing automated test scripts to verify and validate that the new software meets the business needs
• Gaining a strong understanding of the business operation
• Recording and monitoring QA test results
• Enhancing existing automation back end and front end framework
• Providing coaching support to others in the QA team
• Providing QA effort estimates in work refinement sessions
• Helping to drive the test automation strategy across the business
• Running performance tests and ensuring that ...

• 3 years of experience in testing (with at least 1 year in UI/API automation)
• Sound knowledge and experience of Web Application testing including API testing using Rest
• Experience using C# language
• Experience with software QA processes, methodologies, and tools
• Sound knowledge of SQL server and TSQL, Visual Studio, Git, Selenium, Xray and Page Object Model
• Knowledge of current industry-wide quality & test processes, practices, tools and techniques
• Self-organizing problem solver with...

• Plan and execute infrastructure migrations across multiple environments
• Manage Kafka infrastructure including consumers, producers, and cluster configurations
• Implement infrastructure-as-code for repeatable deployments
• Migrate services to new cloud proxy architectures
• Work with established migration patterns and documentation
• Coordinate with cross-functional teams on dependencies and rollouts

• 5 years of infrastructure/backend development experience
• Experience with Kafka ecosystem (consumers, producers, consumer groups)
• Proficiency in Python or Go
• Proficiency in Kubernetes and container orchestration
• Experience with infrastructure-as-code (Terraform)
• Experience with relational databases
• Experience with AWS or GCP cloud platforms
• Strong communication skills and ability to work in hybrid/remote teams
• Self-directed with ability to work independently
• Upper-Intermediate...

• Work as part of a 4–6-person team with a dedicated Product Owner
• Break down business requirements into deliverable user stories and deploy them iteratively to production
• Take ownership of production support following the rule: “the team builds it, the team supports it”
• Identify technical debt and help balance it with new feature development
• Design solutions aligned with established technology principles and constraints
• Pair with team members and contribute to shared ...

• Minimum 3–5 years of commercial development experience
• Strong, demonstrable experience in Java and Python
• Experience or interest in Machine Learning, NLP, AI or Data Science (nice advantage)
• Ability to mentor and collaborate with other engineers when designing new systems and components
• Good command of spoken and written English
• Previous exposure to event streaming technologies
• Nice to have: Experience with JavaScript or Vue
• Familiarity with additional programming languages ...

• Design, develop, and maintain backend services using Java (Spring Boot)
• Implement and optimize Kafka-based messaging solutions (producers, consumers, schema evolution, topic management)
• Participate in DevOps-related tasks: CI/CD pipelines, environment configuration, monitoring, and deployment automation
• Cooperation with relational and non-relational databases (e.g., PostgreSQL, Oracle, MongoDB)
• Collaborate closely with business stakeholders to clarify requirements and translate them ...

• Strong knowledge of Java and the Spring ecosystem
• Solid hands-on experience with Apache Kafka in a production environment
• Familiarity with DevOps practices, tooling (e.g., Jenkins, GitLab CI, Docker, Kubernetes)
• Practical experience with relational databases and understanding of performance tuning
• Excellent problem-solving skills and ability to independently lead technical topics
• Experience working in distributed teams and agile methodologies (Scrum, Kanban)
• Strong communication ...

• Develop and execute manual test cases based on product requirements and specifications.
• Identify, document, and track defects using bug tracking tools.
• Perform functional, regression, exploratory, and smoke testing to ensure software stability.
• Collaborate with developers, product managers, and other stakeholders to understand requirements and enhance product quality.
• Validate fixes and perform thorough retesting of resolved issues.
• Assist in creating and maintaining test ...

• 6 years of experience in manual software testing.
• Strong understanding of software development life cycle (SDLC), testing methodologies, tools, and processes.
• Strong ownership mindset with the confidence to make decisions and take responsibility for quality outcomes.
• Proactive attitude, identifies risks, raises concerns early, and drives issues to resolution independently.
• Comfortable challenging assumptions and advocating for quality standards across teams.
• Ability to work ...

• Design, develop, and maintain backend services using Java (Spring Boot)
• Implement and optimize Kafka-based messaging solutions (producers, consumers, schema evolution, topic management)
• Participate in DevOps-related tasks: CI/CD pipelines, environment configuration, monitoring, and deployment automation
• Work with relational and non-relational databases (e.g., PostgreSQL, Oracle, MongoDB)
• Collaborate closely with business stakeholders to clarify requirements and translate them into ...

• Strong knowledge of Java and the Spring ecosystem
• Solid hands-on experience with Apache Kafka in a production environment
• Familiarity with DevOps practices, tooling (e.g., Jenkins, GitLab CI, Docker, Kubernetes)
• Practical experience with relational databases and understanding of performance tuning
• Excellent problem-solving skills and ability to independently lead technical topics
• Experience working in distributed teams and agile methodologies (Scrum, Kanban)
• Strong communication ...

• Collaborate closely with the Program Manager, Product Team, Scrum Master, Developers, QA Testers, AI Engineers, and UX Designers to translate business objectives into clear sprint goals and product increments.
• Coordinate multiple multinational Scrum teams, ensuring alignment of goals, dependencies, and deliverables.
• Coordinate with Scrum Masters to facilitate scrum ceremonies (sprint planning, reviews, retrospectives, daily stand-ups) and ensure teams adhere to Agile principles and ...

• 5 years of experience as a Project Manager or Scrum Master delivering complex software projects.
• Proven experience managing Agile/Scrum teams across multiple countries or regions.
• Demonstrated success in leading projects involving AI, machine learning, or data-driven product development.
• Exceptional communication and collaboration skills across distributed and multicultural teams.
• Strong analytical, organizational, and problem-solving abilities.
• Expertise with Agile tools such as ...

• Resolve blockers for the development team to ensure smooth project progress.
• Maintain effective communication with technical architects and management to update on project status, challenges, and solutions.
• Collaborate with QA teams to guarantee all quality gates are met before deployment.
• Develop comprehensive production support documentation including walkthroughs.
• Prepare and manage release checklists to ensure successful deployments.

• At least 5 years of experience in backend development within the Payments or Financial Tech industry.
• Strong knowledge of Cloud Native Technologies such as Kubernetes, Docker, Kafka, and Istio Service Mesh.
• Hands-on experience with Bash/Shell, Groovy or Java, Unix/Linux, Jenkins, and GitHub.
• Proven ability to design, build, and maintain distributed containerized platforms.
• Expertise in creating CICD pipelines for automated deployments.
• Excellent analytical, problem-solving, and ...