Praca back-end developer – Krakow

Requirements Backend Engineering Expertise: Strong experience with Java, Spring Boot, RESTful APIs, and modern backend development practices. Architecture & Scalability: Proven track record designing and building scalable applications and distributed systems. Data & Integrations: Experience with MongoDB and integrating complex business systems such as...

Experience building and running production-grade back-end services Strong Java or Python skills (or a similar language), with a focus on clean, testable code Hands-on experience designing REST APIs, data models and schema evolution Solid SQL and relational database design skills (keys, constraints, indexing, transactions) Familiarity with NoSQL and graph...

We are seeking a Lead Fullstack Developer with a proven ability to deliver complex web applications, guide technical teams, and leverage modern AI capabilities. The ideal candidate has deep expertise in either Node.js on the back end and React or Angular on the front end, and is comfortable architecting solutions on AWS, GCP, or Azure. Please note, office...

We are seeking a skilled Lead .NET Engineer with deep knowledge of Front-End, Cloud, and AI to join a dynamic development team supporting one of our key clients. In this role, you will design, build, and maintain secure, scalable, and reliable web applications and services using .NET, cloud, and AI technologies, in addition to solid front-end development...

We are seeking a Senior Full-stack Developer who thrives on building scalable, cloud-native applications. You'll bring deep expertise across Node.js, React or Angular, and AI integration to deliver intelligent, user-focused solutions. Please note that office work at least 3 days a week at the EPAM office in Krakow, Gdansk, Wroclaw, Katowice or Lodz is...

We are seeking an experienced Lead Java Full Stack Developer to join our team and contribute to a cutting-edge platform. The platform you will work on is made up of a series of components providing next-generation valuation and risk management services.Please note that this role requires 3 days in the office in "flex-hybrid" mode.ResponsibilitiesDesign,...

Proven experience in Kotlin . Hands-on experience in at least two or three of the following: API development SQL / databases HTML / JavaScript Familiarity with collaboration tools: Bitbucket, Jira, Confluence . Strong troubleshooting, technical, and analytical skills. Understanding of Microservices and Agile methodologies. Excellent interpersonal skills and...

Solid experience as a .NET Developer. Familiarity with .NET Framework, MVC, and Web API. Strong understanding of object-oriented programming principles. Knowledge of front-end technologies ( HTML, CSS, JavaScript ). Experience with SQL Server and other databases. Familiarity with Agile methodologies. Excellent problem-solving skills and attention to detail....

6 years of experience in enterprise software development, including Agile and Waterfall environments. Strong Java development and Spring Framework expertise (including RESTful API development). Experience with system integrations and migration projects; exposure to full-stack approaches is a plus. Familiarity with DevOps practices and Agile frameworks (e.g.,...

7 years of hands‐on experience in Azure application development Certified Azure Developer Associate (AZ‐204) – mandatory requirement Proficiency with key Azure services: Functions, Service Bus, and APIM Strong understanding of Application Insights and observability concepts Experience integrating distributed enterprise systems through Azure‐native...

Proven experience as a Java Developer. Strong knowledge of Spring Framework, Hibernate, Microservices, API, Kafka. Experience with cloud platforms such as AWS, GCP, or Azure. Excellent problem-solving and communication skillsTeam player attitude. Bachelor's degree in Computer Science or related field. At Mindbox we connect top IT talents with technology...

Your Background: University degree in computer science, engineering, or a related technical field. 8 years of experience in senior technical roles. Advanced proficiency in .NET technology stack: C#, REST Web Services and .NET Core. Assure high code quality through unit tests and adherence to software development best practices like Clean Code, SOLID, and...

Strong hands-on engineering skills with experience in building templates, automation, developer tooling, or onboarding assets. Proficiency in Java, Kotlin, or Node.js (strong in at least one). Ability to design developer experiences that make the "right path" the easiest path. Confidence in writing clear technical content for large audiences (docs, how-tos,...

Proven experience with modern identity orchestration platforms (Auth0 Actions, Okta Workflows, WorkOS, or SlashID) Strong programming skills in Python, Go, or Node.js for API and microservice development Experience designing and deploying cloud-native APIs (Cloud Run, Cloud Functions, GKE) Deep understanding of event-driven architectures, Pub/Sub, message...

Strong Java knowledge – commercial experience in enterprise systems. 2 years of hands-on AEM experience . Knowledge of Apache Sling, OSGi, JCR , and REST APIs. Familiarity with testing frameworks: JUnit, AEM Mocks . Build and version control tools: Maven, GIT . Code quality and CI/CD practices (e.g., SonarQube ). Frontend basics: HTML5, CSS, JavaScript ....

Minimum 3 years of experience in data analysis and data visualisation roles. Proven proficiency in Qlik Sense development , including data modelling and scripting. Strong ability to query and display large data sets , optimising performance and usability of dashboards. Working knowledge of Qlik architectures and administration concepts . High degree of...

5 years of experience in software development. Strong expertise in Java (8/17) and Spring Boot for back-end development. Experience with Angular 15 and modern front-end practices (nx, micro front-end, NgRx). Familiarity with DevOps principles and tools: Bitbucket, Jenkins, Sonar, Kubernetes, ELK. Good understanding of both front-end and back-end, with...

Hands-on experience with modern IAM orchestration platforms (Auth0, Okta Workflows, WorkOS, SlashID). Strong programming skills in Python , Go , or Node.js for cloud-native API development. Proven expertise in Google Cloud services (Cloud Run, Cloud Functions, GKE) and event-driven architectures (Pub/Sub) . Advanced knowledge of OAuth2, OIDC, JWT, SAML , and...

Extensive hands-on experience with Java (8/11) and Spring Boot , delivering enterprise-grade applications. Proficiency in Kubernetes for container orchestration and deployment. Strong practical experience with Cloud technologies (AWS preferred). Knowledge and implementation experience of CI/CD pipelines using tools such as GitHub, Jenkins (shared libraries),...

Hands-on experience building APIs and backend services in Java . Solid experience with Spring Boot and build tools (e.g., Maven). Strong understanding of backend architecture (data access, caching, resilience, service design). Excellent knowledge of API design standards (REST, GraphQL, SOAP). Familiarity with API testing and documentation tools (Postman,...