1,477 python developer, data scientist, python jobs in Kraków, Polska.

... services, orchestration, and integrations., Implement authentication/authorization, request validation, error handling, and consistent API contracts., Develop data access and persistence logic using SQL stores; optimize queries and data models for performance and reliability., Build integration patterns (event-driven, async ...

INFOLET SP. Z O.O. in Kraków is seeking a technical leader to drive engineering transformation, improve software delivery, and boost developer productivity across multiple product teams. You will identify improvement opportunities using telemetry, build dashboards, define standards, and coach teams while collaborating with ...

... Manage and grow a team of Delivery/Program Managers and Tech Leads — scaling from leading a single delivery team to overseeing a group of managers Establish data-driven delivery governance (KPIs, reporting, escalation paths), mitigate risk and manage scope and commercial evolution Drive AI adoption across delivery teams ...

A software engineering company in Kraków is seeking an experienced Java Developer to work on challenging projects. The role involves architecture discussions, unit testing, and collaboration with a diverse team. Candidates should have over 5 years of Java experience, and familiarity with Spring, Hibernate, and Docker is ...

... Java oraz interfejsów frontendowych w React., Rozwój wspólnej biblioteki komponentów UI oraz architektury backendu. Minimum 5 lat doświadczenia jako Fullstack Developer, w tym znajomość Java 21., Gotowość do spotkań koordynacyjnych w Warszawie lub Krakowie (ok. 1x w tygodniu)., Znajomość Linux na poziomie użytkownika oraz ...

... give us the chance to evaluate your potential – you could be the perfect fit! About the role We are looking for a Machine Learning Engineer, to join our growing Data Science Engineering team. You’ll work with other engineers, data scientists, product managers, systems engineers, and analytics professionals to help deliver ...

... crucial steps in automation solutions from test framework, test scripting till every aspect of test validation. Role and Responsibilities · Test script creation – Python/ROBOT · Test framework development · Test strategy planning and development for automation 4G/5G · Debugging and technical problem solving on various cellular ...

At Verisk, we build technology that helps the world's leading insurers make smarter, faster decisions. As a global leader in data analytics and risk assessment, we combine deep industry expertise with cloud-native engineering, AI, and advanced analytics to solve complex business challenges. We're looking for a Software ...

... the company combines deep technical know‑how with a pragmatic approach to process optimization. This makes it an attractive workplace for network engineers, developers, security specialists, analysts and automation experts eager to advance their skills on complex enterprise implementations. Senior Datacenter Engineer (Cisco ...

... domain-specific language (DSL). The system supports both streaming chat and voice interfaces. Responsibilities Own and drive the end-to-end architecture, from raw data ingestion to AI-powered advisory outputsDefine and enforce clear contracts across all layers, including data assets, ontology and graph structures, financial ...

... order routing, risk management, and trading activity reports with FIX connectivity and market data integrations. We seek a senior front-end engineer with expert React and TypeScript skills, strong UI design pattern knowledge, and a passion for building high-performance data-rich interfaces using modern state management

... for? - Proficiency in Snowflake (writing SQL queries, understanding schemas, working with large datasets). - Hands-on experience with Power BI and Metabase (data modeling, report building, DAX basics). - Advanced spreadsheet skills (Excel/Google Sheets): pivot tables, complex formulas, data cleaning. - Working knowledge ...

... leadership teams - Experience mentoring engineers and supporting technical growth within a team Preferred - Experience implementing AI/ML tools or practices within developer platforms or infrastructure WHY WE COULD BE A GREAT FIT Impactful Mission - Build systems that help customers organize data, discover the truth, and act on ...

About Xceedance At Xceedance, we are transforming the insurance industry through a powerful combination of insurance expertise, data, technology, and AI. Since our founding in 2013, we have partnered exclusively with insurers, reinsurers, brokers, MGAs, mutuals, and self-insured organizations to help them operate more efficiently, ...

... Engineer to join development and R&D activities focused on enhancing the software code security of the client's products and ensuring the protection of customer data. This role involves conducting software code security reviews and helping to improve the overall security posture of the organization, working closely with development ...

BBH Poland is seeking a Senior Java Developer to join the Capital Partners engineering team in Kraków. You will design and develop core platforms and microservices-based systems supporting BBH’s Capital Partners business, including a full-stack wealth management app with frontend, backend and mobile components. As part ...

... stanowiska Praktyczne doświadczenie w roli Tech Lead / Team Lead lub gotowość do wejścia w tę rolę połączona z popartym sukcesami doświadczeniem jako Senior .NET Developer Głęboka, ekspercka wiedza z zakresu .NET oraz wzorców architektonicznych (Event-Driven, Microservices) Praktyczne i zaawansowane doświadczenie z Kubernetes ...

A leading technology company in Poland is seeking a Senior iOS Developer to implement high-quality solutions for clients in the financial sector. The role involves daily Scrum practices, working on innovative functionalities, and strong knowledge of iOS programming, Swift, and UIKit. Candidates with 4+ years of experience ...

... You will ensure alignment with enterprise standards, design robust IS services, and collaborate with architects and delivery units to deliver multi-tenant, highly available solutions. The role requires 8+ years in modernization and solution engineering, with strong Python, Bash, PowerShell, and IaC (Terraform/Bicep/ARM).

... WebAuthn / FIDO2 passkeys, Linux servers; offensive-security toolset including BloodHound, Mimikatz, Impacket, Metasploit, Responder, Nmap, and custom PowerShell/Python scripts. - Team – work closely with security researchers/analysts and a project manager who coordinate priorities and share findings in weekly threat-hunting ...