Aktywne filtry
Lista ofert pracy
Scala/Spark Developer Kraków (Hybrid, 2 days in office) O projekcie: Pracując nad Global Social Network Analytics (GSNA) platform , wykorzystujemy Big Data, AI i Google Cloud Platform (GCP) , aby identyfikować potencjalne ryzyka przestępstw finansowych. Nasz zespół wspiera globalną sieć Investigatorów, Intelligence Analystów i Data Scientistów w prowadzeniu skutecznych dochodzeń opartych na inteligencji danych. Dlaczego warto do nas dołączyć: Jesteśmy zespołem 150 osób ,... (więcej)
- Tworzenie pipeline’ów w Scala/Spark w Google Cloud Platform (GCP)
- Analiza danych w jednym z największych Datalakes na świecie
- Wdrażanie testów przy użyciu AirFlow
- Dbanie o jakość kodu i zgodność z regulacjami
- Współpraca z innymi programistami w Polsce, UK i Chinach
- Utrzymanie kodu: testowanie, refaktoryzacja, poprawki
- Pomoc Product Ownerom w zrozumieniu i doprecyzowaniu backlogu technicznego
- Dzielenie się wiedzą w zespole i na poziomie globalnym
- Udział w ...
- Bardzo dobra znajomość Scala/Spark
- Doświadczenie z GitHub, AirFlow, podstawy Python
- Praca w Scrum i znajomość Jira/Confluence
- Dobre umiejętności komunikacyjne w języku angielskim Mile widziane:
- Doświadczenie z GCP, Apache AirFlow, Jenkins
- Znajomość JUnit, TDD, BDD
- Praktyki Clean Code, SOLID, KISS, DRY, wzorce projektowe
- Elasticsearch i doświadczenie w chmurze (AWS, Azure)
- Certyfikaty Secure Code Warrior
- Realny wpływ na globalną walkę z przestępczością finansową
- Praca nad nowoczesnymi technologiami Big Data i AI
- Świetna hybrydowa kultura pracy w Krakowie i kontakt z zespołami międzynarodowymi
Android Developer Miejsce pracy: Kraków Technologies we use Expected Android Java Kotlin Android Studio Android SDK Dagger Hilt Jenkins GitLab Git C C++ Gradle Operating system Windows About the project Join a team building cutting-edge mobile solutions for digital identity verification! We are looking for an experienced Senior Android Developer to work on enterprise-scale applications with strong security and global reach. We are developing an enterprise-scale platform for digital onboarding... (więcej)
- Oversee the full development lifecycle of Android app projects, including resource management, design, and leading development during critical phases.
- Ensure high quality, performance, responsiveness, and security of Android applications.
- Identify bottlenecks, review code, and fix bugs.
- Maintain code quality, implement automation, organize codebases, and apply upgrades when available.
- Manage both UI and app-layer integration with backend services.
- Actively participate in planning, ...
- Proven experience as a senior individual contributor or technical lead in large-scale mobile engineering projects.
- Expert-level knowledge of Android development and ecosystem.
- Proficiency in Java and Kotlin.
- Strong experience with Android Studio, Android SDK, and Jetpack libraries.
- Proficiency in RESTful APIs, JSON parsing, and networking in Android.
- Experience with dependency injection frameworks (Dagger, Hilt), reactive programming (RxJava, Kotlin Coroutines), and local data ...
- Flexible cooperation model – choose the form that suits you best (B2B, employment contract, etc.)
- Hybrid work setup – remote days available depending on the client’s arrangements.
- Collaborative team culture – work alongside experienced professionals eager to share knowledge.
- Continuous development – access to training platforms and growth opportunities.
- Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more.
- High quality ...
SAP Fiori/ UI5 Developer (f/m/x) Miejsce pracy: Kraków Technologie, których używamy Wymagane UI5 CPI SAP PO SAP SAP ABAP JavaScript O projekcie Dołącz do międzynarodowego projektu realizowanego w środowisku SAP, którego celem jest rozwój nowoczesnych, intuicyjnych aplikacji wspierających cyfryzację procesów biznesowych. Będziesz odpowiedzialny za projektowanie, rozwój oraz utrzymanie aplikacji SAP Fiori/UI5, wspierających transformację cyfrową i optymalizację procesów w... (więcej)
We are looking for an experienced Frontend Developer passionate about building scalable, high-performance user interfaces. In this role, you will contribute to the development and evolution of a large-scale administrative web platform, ensuring high code quality, maintainability, and performance. Key Requirements 5 years of experience in frontend development, preferably in complex or enterprise-scale environments Strong commercial experience with React (state management, hooks, component... (więcej)
- Develop and enhance a complex React-based administrative platform
- Contribute to frontend architecture decisions and scalability improvements
- Maintain high standards of code quality (Clean Code, SOLID principles)
- Write and maintain unit, component, and end-to-end tests
- Collaborate with cross-functional teams in an agile delivery environment
- 5 years of experience in frontend development, preferably in complex or enterprise-scale environments
- Strong commercial experience with React (state management, hooks, component lifecycle, application architecture)
- Expert knowledge of modern JavaScript (ES2024), including asynchronous programming and modular architecture
- Solid hands-on experience with TypeScript (advanced typing, generics, large-scale React integration)
- Experience integrating frontend applications with REST APIs (HTTP ...
- Nice to Have: Experience working with GraphQL in React-based applications
- Understanding and practical use of software design patterns
What We're Looking For Proven experience (3 years) in crafting HTML5-based games for mobile devices and web browsers over various years. 3 years of experience in JavaScript development. Solid understanding of cross-platform porting for mobile devices and browsers. Experience working with Agile/Scrum methodologies. Effective communication skills, with a proactive and collaborative mentality. Nice to Have Hands-on experience with PIXI framework. Proficiency in TypeScript. Experience with Spine... (więcej)
- Design, develop, and maintain mobile and web games using HTML5 and JavaScript.
- Develop and improve web applications and supporting infrastructures.
- Collaborate with artists, product managers, and other developers to translate creative concepts into high-quality interactive experiences.
- Optimize games for performance across devices, browsers, and platforms.
- Contribute to team discussions on design, architecture, and best practices.
- Participate in Agile ceremonies (sprint planning, ...
- Proven experience (3 years) in crafting HTML5-based games for mobile devices and web browsers.
- 3 years of experience in JavaScript development.
- Solid understanding of cross-platform porting for mobile devices and browsers.
- Experience working with Agile/Scrum methodologies.
- Effective communication skills, with a proactive and collaborative mentality.
- Nice to Have:
- Hands-on experience with PIXI framework.
- Proficiency in TypeScript.
- Experience with Spine animations.
- Background ...
- Work with a leading global provider of iLottery solutions and services.
- Join a team that is united by the mission to bring joy to life through the power of play.
- Be part of a company that operates in a highly regulated environment with licenses in over 340 gaming jurisdictions worldwide.
Senior React Native Developer Miejsce pracy: Kraków Technologies we use Expected React Native iOS Android Optional Firebase Realtime DB Node.js React.js Next.js About the project Join LiveKid - Make an Impact Every Day! Hi! We are LiveKid We create a tool that solves real problems faced by kindergarten and nursery directors and parents, software that removes administrative pain, simplifies communication with parents, and gives educators back their most precious resource - time. Here you can... (więcej)
- Building and maintaining the LiveKid mobile app used by 270k daily users (iOS and Android).
- Collaborating with backend engineers to release new features and improvements.
- Writing idiomatic, modern, and well-tested React Native code.
-
Essential:
-
4 years of professional experience coding in React Native.
-
Experience with iOS and Android platforms and distribution cycles.
-
Excellent problem-solving and debugging skills.
-
Understanding of mobile app architecture and design patterns.
-
Proficiency in writing well testable code as well as appropriate tests.
-
Working English proficiency and written communication skills.
-
Working Polish proficiency and written communication skills.
-
Optional (Nice to have):
-
...
- 22,000 – 26,000 PLN net B2B.
- 20–26 days paid time off.
- Full remote / hybrid / Kraków office options.
- Thriving team culture with ~80 people, flat structure, and an international team (PL / ES / MX).
- Standard benefits like co-financed sports card, private healthcare, and English lessons.
- Latest Mac and other tools you may need.
- Real impact on how the company looks and operates.
- Opportunity to meet users in real life and see how the app is used.
RPA Developer (Blue Prism) Miejsce pracy: Kraków Technologies we use Expected Blue Prism Optional UiPath Operating system Windows About the project Who are we looking for? Due to a significant number of new projects, we are looking for individuals with experience in building bots using Blue Prism. These individuals will join our team and deliver automation solutions for both our existing and new clients. As an organization with several years of experience in the RPA industry, we have the... (więcej)
Senior Backend Developer Miejsce pracy: Kraków Technologies we use Expected Java Spring Boot Docker Kubernetes Kafka SQL Operating system Linux About the project Our focus is on matching your skills with work that matters – projects that use modern tech stacks, solve real business challenges, and give you space to grow. By joining us, you’ll deliver technology solutions for well-known brands, supported by the Mindbox team that values knowledge-sharing and continuous development. We make... (więcej)
- Design APIs and create architectural artifacts such as gap analysis, low-level designs, and data models.
- Develop and optimize back-end microservices applications with a focus on security, authentication, and performance.
- Work on distributed systems using Spring Boot, Docker, Kubernetes, and service mesh technologies.
- Build and configure Kafka clusters and develop producers/consumers for high-throughput messaging.
- Implement monitoring and observability solutions using Splunk, Grafana, ...
- 9 years of engineering experience in back-end microservices development.
- Experience in Java development, strong knowledge of JVM tuning, troubleshooting, and performance optimization.
- Experience with distributed system design, Spring Boot, and microservices architecture.
- Proficiency in Docker, Kubernetes, and service mesh.
- Hands-on experience with Kafka (cluster setup and development).
- Familiarity with cloud platforms, networking, and infrastructure (Linux OS, storage, load ...
- Open to the employment form according to your preferences.
- Work with an experienced and engaged team, willing to learn, share knowledge, and open for growth and new ideas.
- Hybrid working system (Warsaw/Cracow).
- Attractive benefits including:
- Sharing the costs of sports activities.
- Private medical care.
- Sharing the costs of professional training & courses.
- Life insurance.
- Investment in developing skills and abilities of employees.
- All necessary tools required for work (e.g., ...
Senior Python AI Developer Miejsce pracy: Kraków Technologies we use Expected Python TensorFlow PyTorch Docker AWS Optional FastAPI Flask Django About the project We are working on an exciting new project, started less than a year ago, aiming to bring a unique product to the artificial intelligence landscape. Our team is passionate about creating innovative machine learning solutions that make a real impact. Our platform will enable users and businesses to make use of AI without deep technical... (więcej)
- Develop and maintain microservices that expose APIs to Machine Learning models.
- Implement and optimize web services to ensure high performance and responsiveness.
- Integrate Machine Learning models into applications.
- Collaborate closely with team members to design scalable AI solutions.
- Troubleshoot and debug issues in applications and services.
- Minimum of 5 years of experience in Python development and a total of at least 8 years in software engineering.
- Proficiency in building and deploying API or web applications in frameworks such as FastAPI, Flask, or Django.
- Strong knowledge of Machine Learning libraries like TensorFlow and PyTorch, including integration with applications.
- Experience with integrating with LLM services using tools such as langchain.
- Experience with containerization tools like Docker.
- Solid understanding...
- Competitive salary and benefits.
- Flexible working hours.
- Opportunity to work with cutting-edge artificial intelligence technologies.
- A supportive and collaborative team environment.
- Career growth opportunities in a fast-growing project.
- Benefits sharing the costs of sports activities.
- Private medical care.
- Remote work opportunities.
- Flexible working time.
Senior Mobile Developer Miejsce pracy: Kraków Technologies we use Expected Kotlin iOS Android About the project The team builds a driver-facing mobile application for daily navigation, routing, and location-based experiences, designed to perform reliably across regions, devices, and real-world driving conditions. The app is supported by scalable backend services and in-vehicle integrations that power routing optimization, location intelligence, and insights derived from aggregated usage... (więcej)
- Own and shape our mobile Kotlin Multiplatform architecture.
- Lead technical decisions across Android and iOS.
- Develop complex mobile functionality such as:
- GPS tracking
- Streaming and offline maps
- Content delivery
- Monetization
- Social features
- Work directly with product management and backend engineers.
- Make pragmatic technical decisions and move fast without sacrificing quality.
- Establish best practices, conduct code reviews, and implement test automation strategies.
- Coach ...
- Strong Kotlin expertise with hands-on experience using Kotlin Multiplatform in production.
- Deep understanding of Android development and comfortable collaborating closely with iOS engineers (Swift).
- Solid architectural skills with experience building scalable, performant, and memory-efficient mobile applications.
- Strong grasp of mobile platform fundamentals (lifecycle, background execution, permissions, sensors integration).
- Excellent problem-solving skills and a pragmatic, ...
- Work on globally deployed automotive navigation and mapping products.
- Collaboration with an experienced, international engineering organization.
- Truly international team from 60 countries worldwide.
- Flexible working hours & a flexible approach to office vs. remote work.
- Medical coverage for you and your family.
- Yearly variable bonus.
- Eligible for the Creative Tax Incentive scheme in Poland (KUP).
- Option to work on a B2B contract (note: benefits, bonus, and KUP do not apply in ...
Senior Backend / AI Developer Miejsce pracy: Kraków Technologies we use Expected Node.js Python Optional AWS TensorFlow PyTorch Hugging Face About the project We are looking for an experienced developer to build and maintain backend solutions enhanced with AI/ML capabilities. This role combines Node.js backend development with the integration and practical use of machine learning models. Your responsibilities Design, develop, and maintain backend APIs and services using Node.js Integrate AI/ML... (więcej)
- Design, develop, and maintain backend APIs and services using Node.js
- Integrate AI/ML components such as NLP, vector embeddings, and semantic search into backend systems
- Work with structured and contextual datasets to support AI-driven features
- Collaborate with and deploy Python-based ML models
- Use AWS cloud services to build scalable and reliable solutions
- Take ownership of technical challenges and propose improvements
- At least 4 years of professional software development experience
- Strong backend development skills with Node.js
- Practical knowledge of Python and hands-on experience working with ML/AI solutions
- Understanding of NLP, embeddings, or semantic search concepts
- Experience with cloud platforms, preferably AWS
- Self-driven, proactive, and comfortable working independently
- Optional:
- Experience with ML frameworks (e.g. TensorFlow, PyTorch, Hugging Face)
- Background in data-driven or ...
- Work on real-world products using modern AI and backend technologies
- High level of ownership and technical influence
- Fully remote work
- Private healthcare and Multisport
- Long-term collaboration and stability
- Support for professional growth and learning
- Benefits sharing the costs of sports activities
- Life insurance
- Remote work opportunities
- Flexible working time
Ruby on Rails Developer Miejsce pracy: Kraków Technologie, których używamy Wymagane Ruby on Rails SQL PostgreSQL Jest Mocha Cypress Git Mile widziane AWS Google Cloud Platform Docker Kubernetes O projekcie Do 7-osobowego działu IT, zarządzanego przez Marcina (CTO), szukamy osoby, która jest samodzielna, potrafi działać jako „one-man army”, a jednocześnie dobrze odnajduje się w pracy zespołowej. Jeśli interesujesz się i chcesz rozwijać swoje umiejętności w branży IT dla... (więcej)
- Projektowanie i implementacja zaawansowanych aplikacji w Ruby.
- Optymalizacja wydajności aplikacji oraz obsługa błędów.
- Tworzenie aplikacji wykorzystujących WebSockety, zarządzanie zdarzeniami oraz asynchroniczne przetwarzanie.
- Implementacja i zarządzanie stanem aplikacji z wykorzystaniem State API.
- Tworzenie i optymalizacja zapytań SQL.
- Tworzenie widoków, funkcji i triggerów w PostgreSQL.
- Implementacja standardów autoryzacji: OAuth2, JWT, sesje użytkownika.
- Tworzenie...
- Doświadczenie w tworzeniu komercyjnych aplikacji z wykorzystaniem Ruby on Rails.
- Doświadczenie w pracy na backendzie minimum 3 lata.
- Doświadczenie w pracy z bazami danych SQL (PostgreSQL) i NoSQL (Redis).
- Znajomość rozszerzeń bazy danych, np. PostGIS, pg_stat_statements.
- Umiejętność pisania testów integracyjnych i automatycznych (Jest, Mocha, Cypress).
- Doświadczenie z systemami kontroli wersji GIT.
- Praktyczna znajomość OAuth2, JWT, REST API.
- Dbałość o UX/UI, ...
Location : Kraków, Hybrid 3days/office OR remote Employment type : permanent - UoP Salary: up 30000zł/month Senior Backend Engineer – Service Modernisation & AI Enablement You’ll join a small, senior team working hands-on to modernise critical backend services and improve delivery speed. The role is highly practical, focused on shipping production-ready solutions and using AI as an accelerator. What You’ll Do Modernise legacy Java services using proven migration patterns Analyse existing... (więcej)
- Modernise legacy Java services using proven migration patterns
- Analyse existing codebases, dependencies, and APIs, leveraging AI tools where helpful
- Design and deliver scalable, reliable microservices with strong test coverage and documentation
- Improve performance, reliability, and API responsiveness with measurable results
- Build and enhance developer tooling, CI/CD pipelines, and automation (including AI-assisted workflows)
- Collaborate closely with platform teams to ensure smooth ...
- 8 years of backend engineering experience, strong in Java and microservices
- Proven experience modernising production systems at scale
- Solid API design and distributed systems knowledge
- Hands-on mindset: you write code, not just diagrams
- Experience using modern AI developer tools (e.g. Copilot, LLM-based refactoring/testing tools)
- Pragmatic, delivery-focused approach with strong collaboration skills
- Opportunity to work in a small, senior team focused on modernising critical backend services
- Practical role focused on shipping production-ready solutions and using AI as an accelerator
- Chance to build products end-to-end—from models to production
3 years of backend development experience building large scale Web based systems using .NET Framework/.NET Core; Hands on experience with next technologies and languages: C#, ASP.NET MVC, Web API; Experience with ASP.NET WebForms, WCF will be a plus; Logical thinking, excellent problem solving skills; English level: Intermediate — reading/writing documents, daily meetings with teams; Bachelor’s Degree in Computer Science or related field, or equivalent experience; Responsible, initiator,... (więcej)
- End-to-end responsibility for developing services and infrastructure components based on the service-oriented architecture and modern technology standards, including:
- Design
- Coding
- Unit testing
- Working with 3rd parties integrated with our platform
- 3 years of backend development experience building large scale web-based systems using .NET Framework/.NET Core
- Hands-on experience with the following technologies and languages:
- C#
- ASP.NET MVC
- Web API
- Experience with ASP.NET WebForms and WCF is a plus
- Logical thinking and excellent problem-solving skills
- English level: Intermediate (reading/writing documents, daily meetings with teams)
- Bachelor’s Degree in Computer Science or related field, or equivalent experience
- ...
- Highly diverse, inclusive, and equitable culture
- Professional tools and resources to ensure your talent is unleashed
- Opportunities featuring meaningful challenges, strong advancement potential, and global exposure
3 years as a Full Stack Node.js/Nest.js developer - must have; Experience with React, Redux; Experience with MySQL, TypeORM, and Redis Solid understanding of JavaScript and TypeScript. Experience with CSS, HTML is a plus; Familiarity with Azure DevOps, Coralogix, and Datadog will be an advantage; Understanding of CSS3, HTML5 and adaptable design concepts; Excellent debugging skills to identify problems with software builds, deployments or related issues and driving the problem to a permanent... (więcej)
- Be part of the development cycle: crafting, coding, production maintenance, and customization.
- Play a meaningful role in providing the best experience to our customers by maintaining and extending our front-end customization platform.
- Be responsible for production stability and support.
- 3 years as a Full Stack Node.js/Nest.js developer.
- Experience with React and Redux.
- Experience with MySQL, TypeORM, and Redis.
- Solid understanding of JavaScript and TypeScript.
- Experience with CSS and HTML is a plus.
- Familiarity with Azure DevOps, Coralogix, and Datadog will be an advantage.
- Understanding of CSS3, HTML5, and adaptable design concepts.
- Excellent debugging skills to identify problems with software builds, deployments, or related issues and drive the problem to a ...
- Opportunity to develop an enterprise-scale web-based platform for online lotteries.
- Be part of a leading gaming content creation company with a mission to bring joy to life through the power of play.