Top Tech Jobs & Startup Jobs in Krakow

Design, develop, and maintain scalable Python/Django backend services and RESTful APIs for financial products. Implement data models, write tests, optimize performance, ensure availability and security, participate in code reviews, and collaborate with cross-functional teams to deliver features and maintain production systems.

The Principal Biostatistician leads biomarker analysis for clinical studies, develops evaluation plans, conducts data analyses, mentors staff, and ensures accurate statistical deliverables while collaborating across teams.

The UI designer will create engaging user interfaces for web and mobile applications, conducting user research and collaborating with teams to meet user needs.

Lead and unify Marketing, SDR, Sales Enablement, and RevOps into a single scalable GTM system. Drive positioning, demand generation, pipeline hygiene, forecasting, enablement, comp design, and GTM architecture across regions to produce predictable, compounding revenue for a technical B2B payments platform.

Design, build, and operate an AWS- and Kubernetes-centered cloud platform. Scale clusters and services, shape architecture, drive automation and best practices, and collaborate with product teams to deliver cloud-native applications into production.

Lead a small cross-functional product unit owning roadmap and a primary business metric. Drive hands-on product work (specs, flows, design), analyze cohorts and monetization metrics, run full build-measure-iterate loops, and incorporate UA economics into product decisions to scale engagement and revenue.

Deliver and install robotics hardware and software in warehouse sites across Europe. Perform system assembly, configuration, calibration, on-site debugging, and customer-facing technical coordination. Produce and maintain deployment and troubleshooting documentation and communicate with customers and internal teams to resolve technical issues.

Own and grow strategic logistics accounts, develop expansion strategies, act as primary client contact, coordinate with operations to deliver tailored supply-chain solutions, prepare proposals and market analyses, and achieve sales and revenue targets.

Support and enhance a live Stibo STEP Customer MDM platform for a financial services client. Responsibilities include configuring data models, workflows, business rules, Web UI, dashboards, data quality controls, and API integrations; resolving match-merge and golden-record issues; supporting ETL flows; tuning performance; triaging incidents; and preparing technical documentation. Daily collaboration with UK stakeholders is required.

As a Distributed Systems Engineer, you'll design and evolve LiveKit's core systems, implement resilient architectures, and enhance reliability and developer velocity, working on critical features in production environments.