Top Tech Jobs & Startup Jobs in Krakow

Own and patch Chromium/Firefox C++ source to build an in-house stealth browser. Fix fingerprinting at the engine level (navigator, WebGL, canvas, fonts, Client Hints), eliminate CDP leaks, maintain per-OS fingerprint profiles, continuously rebase patches, build validation tooling, and debug detection issues to keep automation indistinguishable from real users.

Own end-to-end French payroll delivery within an EMEA Payroll Hub: validate inputs, calculate payroll, maintain records, resolve discrepancies, support audits, partner with HR and Finance, and contribute to multi-country payroll operations and reporting.

The Solutions Architect will lead system design and verification, provide customer solutions, develop presentations, and ensure customer satisfaction in semiconductor technology applications.

Lead a team of engineers in delivering web applications using Node.js and React. Involve in technical and architectural decisions, improving development processes, and mentoring team members.

Design and implement scalable web applications, mentor team members, and collaborate with cross-functional teams to enhance blockchain interoperability.

The Head of Education & Community at Siena is responsible for developing product education, onboarding programs, community events, and market education resources. This role involves creating curricula, conducting workshops, and supporting sales with training and demos while leveraging AI for teaching efficiency.

The Senior Director, Global Accounting is responsible for overseeing accounting, compliance, and financial reporting across global subsidiaries, leading a network of finance teams, and driving process improvements and compliance with accounting standards.

Create developer-facing technical content (articles, demos, docs, videos), build integrations/plugins/microsites, run webinars/workshops, partner with Marketing and Sales, gather developer feedback for Product, and maintain strong frontend technical expertise to drive adoption.

The Senior Product Manager for Content leads the strategy and execution of the content processing pipeline, overseeing data standardization, enrichment, and user experience improvements to drive revenue growth and organizational alignment.

The SEO & AEO Lead will define strategies for organic discovery, manage SEO roadmaps, collaborate with tech teams, and drive search visibility.